DIGITAL THERMOMETER
MODEL HD 8601 - HD 8601P
Portable precision instrument with an excellent price-performance ratio.
Principal characteristics:

• liquid crystal display 12 mm high
• immersion probe in stainless steel 316, diam. 2.7 x 180 mm
• penetration probe on request HD 8601P, diam. 4 x 180 mm
• measuring range: -50...+200°C
• resolution: 0.1°C
• precision with environment temperature between 18°C and 25°C:
  -10...+115°C: ±0.25°C ±1 digit;
  -50...-10°C and +115...+200°C: ±0.4°C ±1 digit
• influence of environment temperature between -5°C and 18°C and between
  +25°C and +50°C: 0.08°C/°C max
• working environment temperature: -5...+50°C
• HOLD button to hold the reading
• auto power off after three minutes
  
• power supply: 9V battery (about 200 hours' use)
• low battery indicator
• dimensions: 80 x 160 x 40 mm
• weight: 200 gr instrument alone
  
  
  

MICROPROCESSOR THERMOMETER
MODEL HD 9010
This is a thermometer with interchangeable probes, with input for probes of the series TP 872, TP 873, TP 874, TP 870 for immersion, contact, penetration or air, or probes with four-wire Pt100 sensor with direct input.
Principal characteristics:

• measuring range: -200...+650°C
• resolution: 0.1°C in the range ±199.9°C, 1°C beyond
• instrument precision including probe at 25°C ±5°C:
  ±0.4°C between -50...+200°C; ±0.6°C between -200...-50°C; ±2°C between +200...+650°C
• instrument dependence on temperature: 0.01°C/°C
• display: LCD 12 mm with measuring units in °C, °F, low battery indicator, HOLD
• power supply: 9 Vdc battery, 150 hours with alkaline battery
• auto power off after 8 minutes
• dimensions: 80 x 160 x 40 mm
• weight: 200 gr instrument alone
  
  
  

MICROPROCESSOR THERMOMETER
MODELS HD 9215, HD 9214, HD 9219
Compact instruments for measuring temperature in the field of maintenance, air conditioning, laboratory use, agriculture and in any other field where precise, rapid and frequent measurements are required. Probe with four-wire Pt100 sensor (100W at 0°C).
Principal characteristics:

• liquid crystal display 3¹/₂ digits, 8 mm high
• automatic change of scale
• auto power off after 8 minutes
• interchangeable probe (immersion, penetration, contact) in compliance with IEC 751/1983, BS 1904/1984, DIN 43760/1980, Class A, 1/3 DIN (1/5 DIN optional)
• low battery indicator
• calibration data stored in EEPROM
• working environment temperature: -5...+50°C
• relative humidity: 0...90% no condensation
• conversion: 1 per second
• power supply: 9 Vdc battery (about 200 hours' use)
• dimensions: 42 x 185 x 23 mm
• weight: 130 gr instrument alone
  
  
  

MICROPROCESSOR THERMOMETER
MODEL HD 9117
Digital thermometer which can work with different types of probes with a Pt100 sensor with 4 direct wires or with the TP 870 series of probes with an amplified, linearised signal. Its typical use is in the field of refrigeration, heating and air conditioning, laboratory use, the food industry, agriculture, mechanical chemical and textile industries, research laboratories.
Principal characteristics:

• liquid crystal display 3¹/₂ digits, 12.5 mm high
• storage of the maximum and minimum values
• relative measurements
• use of probes with Pt100 sensor (3 or 4 wires, 100W at 0°C)
• accuracy in the field +25°C ±5°C:
  from 0 to +199.9°C: ±0.1% of reading ±0.4°C ±1 digit;
  from 200°C to full scale or from -0.1 to -200°C: ±0.2% of reading ±1°C ±1 digit
• instrument working environment temperature: 0É+50°C
• relative humidity: 0...90% no condensation
• measuring range: -200...+800°C
• resolution: 0.1°C in the range ±199.9°C, 1°C in the remaining range
• auto power off after 8 minutes
• automatic change of scale
• dimensions: 215 x 73 x 38 mm
• weight: 350 gr instrument alone
  

THERMOMETER DATA-LOGGER FOR Pt100 PROBES
MODEL DO 9417
Portable microprocessor instrument which can acquire and store up to 30,000 readings with a time interval programmable from 1 second to 12 hours.
Indicated for measurements in the laboratory, research, for testing heating, conditioning and chemical systems, climatic chambers, warehouses for preserving and storing food products, pharmaceutical or chemical products, etc. Series TP 870 or 4-wire Pt100 probes.
Principal characteristics:

• double liquid crystal display, 12.5 mm high
• working temperature: -5...+50°C
• relative humidity: 0...90%
• double input
• optoinsulated RS232C serial output, baud rate selectable from 300 to 19200 baud
• auto power off
• automatic change of scale
• holding of the reading on the display
• storage of the maximum, minimum and mean temperature values
• relative measurements
• power supply: 9V battery (50 hours' use)
• dimensions: 215 x 73 x 38 mm
• weight: 350 gr instrument alone
• measuring range: -200...+800°C
• resolution: 0.1°C from -199.9 to +199.9°C; 1°C beyond
• precision (instrument alone) with temperature from 18 to 25°C:
  -200...-50°C: 0,4°C
  -50...+200°C: 0,2°C
  +200...+800°C: 2°C
• influence of temperature in the instrument working range
  -5...+18°C e +25...+50°C:
  -200...-50°C: 0,4°C +0,01°C/°C
  -50...+200°C: 0,2°C +0,01°C/°C
  +200...+800°C: 3°C
  
  
  
  

DIGITAL THERMOMETER
MODEL HD 8802
Instrument for measuring the temperature of surfaces, liquids, air, gas and plastics. The K thermocouple probes are interchangeable directly on the instrument. The thermocouple signal is amplified, linearised and compensated with regard to the cold junction.
Principal characteristics:

• liquid crystal display 12 mm high
• holding of the reading on the display
• auto power off after about 8 minutes
• automatic change of scale
• low battery indicator
• interchangeable K thermocouple probes with polarised miniature connector
• resolution: 0.1°C from -60.0 to +199.9°C; 1°C from +200 to +1200°C
• maximum error from 0.0 to 199.9°C: ±0.5°C, in the remaining field ±2°C
• temperature drift from -5 to +50°C: 0°C from +18 to +25°C, in the remaining field 0.01°C/°C
• working environment temperature: -5...+50°C
• power supply: 9V battery (150 hours' use)
• dimensions: 80 x 160 x 40 mm
• weight: 200 gr instrument alone
  
  
  

DIGITAL THERMOMETER FOR K THERMOCOUPLE
MODEL HD 9218
This instrument, very compact and with various interchangeable probes, is indispensable for measuring temperature in the field of maintenance, heating and air conditioning, laboratory use, agriculture, the food industry and in any other field where precise, rapid and frequent temperature measurements are required.
Principal characteristics:

• liquid crystal display 3¹/₂ digits, 8 mm high
• automatic change of scale
• storage of the maximum and minimum temperature values
• auto power off after 8 minutes
• probes available for immersion, penetration or contact
• low battery indicator
• calibration with storage of the calibration data in the memory
• measuring range: -200...+1370°C
• resolution: 0.1°C from -200 to +200°C, 1°C in the remaining range
• precision (instrument alone): ±0.5°C from 0 to +200°C, ±2°C from +200°C to full scale
  and from -0.1 to -200°C
• temperature coefficient from -5 to +50°C: 0°C/°C from +18 to +25°C, 0.01°C/°C
  in the remaining range
• conversion frequency: 1 per second
• working environment temperature: -5...+50°C
• relative humidity: 0...90%
• power supply: 9V battery (about 150 hours' use)
• dimensions: 42 x 185 x 23 mm
• weight: 130 gr instrument alone
  
  
  

MULTIFUNCTION MICROPROCESSOR THERMOMETER
MODEL HD 8704
Easy-to-use instrument for measuring temperature in the field of refrigeration, heating, air conditioning, laboratories, research and development, agriculture, food industry, and in the mechanical, chemical and textile industries.
Principal characteristics:

• liquid crystal display 3¹/₂ digits
• double input (type K thermocouple)
• measuring range (instrument alone): -200...+1372°C
• resolution: 0.1°C up to +199.9°C; 1°C above +199.9°C
• precision (instrument alone):
  - from 0 to 199.9°C: ±0.1% of reading ±0.4°C
  - from +200°C to full scale or from -0.1°C to -200°C: ±0.2% of reading +1°C
  (environment temperature 25°C ±5°C)
• temperature coefficient ±0.01% of reading +0.01°C/°C
• working environment temperature: 0...+50°C
• relative humidity: 0...90%
• conversion frequency: 1 per second
• automatic change of scale
• holding of the reading on the display
• storage of the maximum and minimum values
• relative measurements
• power supply: 9V battery
• dimensions: 215 x 73 x 38 mm
• weight: 350 gr instrument alone
  
  
  

DIGITAL MICROPROCESSOR THERMOMETER
FOR THERMOCOUPLE INPUT TYPE K-J-E-T-R-S-B
MODEL HD 9016
Easy-to-use instrument with double input for thermocouples type K, J, E, T, R, S and B for measuring differential temperature and relative temperature in various applications.
Principal characteristics:

• liquid crystal display 3¹/₂ digits, 12.5 mm high
• storage of the maximum and minimum temperature values of each channel
• auto power off after 8 minutes
• automatic change of scale
• acoustic warning when a key is pressed
• low battery acoustic warning every 30 seconds
• measuring range:
  type K thermocouple: -200...+1370°C
  type J thermocouple: -100....+750°C
  type T thermocouple: -200....+350°C
  type E thermocouple: -200....+750°C
  type R thermocouple: +200...+1480°C
  type S thermocouple: +200...+1480°C
  type B thermocouple: +200...+1800°C
• resolution: 0.1°C up to +199.9°C; 1°C above +199.9°C
• instrument precision (environment temperature 25°C ±5°C):
  - from 0 to 199.9°C: ±0.1% of reading ±0.4°C ±1 digit;
  - from +200°C to full scale or from -0.1°C to -200°C: ±0.2% of reading ±1°C ±1 digit
• influence of temperature: ±0.01% of reading +0.01°C/°C
• conversion frequency: 1 per second
• instrument working temperature: 0...+50°C
• relative humidity: 0...90%
• RS232C serial output: unidirectional, fixed data transmission speed 300 baud,
  connection by means of a coupling cable AD RS232C
• power supply: 9V battery
• dimensions: 215 x 73 x 38 mm
• weight: 350 gr instrument alone
  
  
  

THERMOMETER DATA-LOGGER FOR THERMOCOUPLE PROBES
MODEL DO 9416
Portable microprocessor instrument which can acquire and store up to 30,000 readings with a time interval programmable from 1 second to 12 hours.
Indicated for measurements in the laboratory, research, for testing heating, conditioning and chemical systems, climatic chambers, warehouses for preserving and storing food products, pharmaceutical or chemical products, etc.
Principal characteristics:

• double liquid crystal display, 12.5 mm high
• working temperature: -5...+50°C
• relative humidity: 0É90%
• double input
• optoinsulated RS232C serial output, baud rate selectable from 300 to 19200 baud
• auto power off
• automatic change of scale
• holding of the reading on the display
• storage of the maximum, minimum and mean temperature values
• relative measurements
• power supply: 9V battery (50 hours' use)
• dimensions: 215 x 73 x 38 mm; weight: 350 gr
• resolution: 0.1°C from -199.9 to +199.9°C; 1°C beyond
• measuring range:
  type K thermocouple: -200...+1370°C
  type J thermocouple: -100...+750°C
  type T thermocouple: -200...+350°C
  type E thermocouple: -200...+750°C
  type R thermocouple: +200...+1480°C
  type S thermocouple: +200...+1480°C
  type B thermocouple: +200...+1800°C
• -precision (instrument alone) with temperature from 18 to 25°C:
  K -200...+ 200°C:0,3°C
  +200...+1370°C:2°C
  J -100...+200°C:0,3°C
  +200...+750°C:2°C
  T -200...+200°C:0,3°C
  +200...+350°C:2°C
  E -200...+200°C:0,3°C
  +200...+750°C:2°C
  R +200...+1480°C:4°C
  S +200...+1480°C:4°C
  B +200...+600°C:5°C
  +600...+1800°C:6°C
• influence of temperature in the instrument working range
  -5...+18°C e +25...+50°C:
  K -200...+200°C:0,3°C +0,02°C/°C
  +200...+1370°C:3°C
  J -100...+200°C:0,3°C +0,02°C/°C
  +200...+750°C:3°C
  T -200...+200°C:0,3°C +0,02°C/°C
  +200...+350°C:3°C
  E -200...+200°C:0,3°C +0,02°C/°C
  +200...+750°C:3°C
  R +200...+1480°C:5°C
  S +200...+1480°C:5°C
  B +200...+600°C:6°C
  +600...+1800°C:7°C
  
  
  
  

DIGITAL THERMOHYGROMETER
MODEL HD 8501
Portable instrument for measuring air temperature and relative humidity in the sectors of climatic control, preservation, air conditioning.

Principal characteristics:

• liquid crystal display 12.7 mm high
• interchangeable probes
• low battery indicator
• measuring range: 5...98% R.H., -10...+70°C
• precision:
  relative humidity: ±2.5%; 5...90%; +4/-2.5%; 90...98%
  temperature: ±0.2°C ± linearisation error (0.04°C/°C) ±1 digit
• resolution:
  relative humidity: 1%
  temperature: 0.1°C
• response time in relative humidity (from 45% to 90%):
  probe at 63% of the final value T = 2 seconds
  probe at 90% of the final value T = 10 seconds
• temperature: probe at 90% of the final value T = 55 seconds (air moving at a velocity of 1 m/sec)
• working environment temperature: -5...+50°C
• power supply: 9V battery
• dimensions: 80 x 160 x 38 mm
• weight: 200 gr instrument alone
  
  
  

DIGITAL THERMOHYGROMETER
MODEL HD 9216
Compact, easy-to-use instrument for measuring temperature and relative humidity in the field of maintenance, heating and air conditioning, laboratory use, food and agriculture and in any other field where precise, rapid and frequent measurements are required.
Principal characteristics:

• liquid crystal display 3¹/₂ digits, 8 mm high
• measurement range with probe HD 9216S:
  relative humidity: 5...98%
  temperature: -10...+70°C
• temperature range with series TP 9 probes: -50...+200°C
• precision (R.H.) with probe HD 9216S: ±2.5% from 5 to 90%, +4/-2% from 90 to 98%
• precision (temperature): ±0.2°C plus linearisation error (0.04°C/°C) ±1 digit
• resolution: 0.1°C (temperature) 0.1% (R.H.)
• working temperature: -5...+50°C
• holding of the reading on the display
• auto power off after 3 minutes
• power supply: 9V battery
• dimensions: 42 x 185 x 23 mm
• weight: 130 gr
  
  
  

MULTIFUNCTION THERMOHYGROMETER
MODEL HD 8901
Portable instrument for measuring relative and absolute humidity, dew point and temperature with immersion, penetration, contact and air probes.
Principal characteristics:

• liquid crystal display 12.5 mm high
• storage of the maximum, minimum and mean temperature values at the two inputs
• auto power off
• holding of the reading on the display
• automatic change of scale
• acoustic warning when a key is pressed
• low battery acoustic warning every 30 seconds
• working temperature: -10....+50°C
• measuring range (probe HD 8501S):
  relative humidity: 5...98%
  temperature: -10...+70°C
• precision:
  relative humidity: ±2.5% from 5 to 90%, +4/-2.5% from 90 to 98%
  temperature: ±0.2°C + linearisation error (0.04°C/°C) ±1 digit
• resolution: 0.1% (R.H.), 0.1°C (temperature)
• power supply: 9V battery (200 hours' use)
• dimensions: 215 x 73 x 30 mm
• weight: 350 gr instrument alone
  
  
  

THERMOHYGROMETER DATA-LOGGER
MODEL DO 9406
Extremely versatile instrument, multifunction and easy to use for measuring temperature, relative and absolute humidity and dew point in numerous applications. Stores up to 30,000 readings with a reading interval from one second to 12 hours and the data may be sent to a printer or a computer.
Principal characteristics:

• double liquid crystal display 3¹/₂ digits, 12.5 mm high
• measures maximum, minimum and mean values
• auto power off, low battery indicator and holding of the measurement on the display
• measurement range (R.H.) with probe HD 8501S: 5...98%
• measurement range (temperature): -200...+600°C
• precision of instrument + probe (R.H.):
  ±2.5% ±1 digit from 5 to 90%, +4/-2.5% ±1 digit from 90 to 98%
• instrument precision (temperature): ±0.2°C ±0.08°C/°C (linearisation error) ±1 digit
• typical precision of the instrument with TP 870 probe:
  ±0.35°C ±1 digit in the range -50...+200°C;
  ±0.6°C ±1 digit in the remaining range
• resolution: 0.1% (R.H.), 0.1°C (temperature)
• instrument conversion frequency: 2 per second
• working temperature: -5...+50°C, 0...90% R.H.
• power supply: 9V battery (100 hours' use)
• RS232C serial output, baud rate from 300 to 19200 baud
• dimensions: 215 x 73 x 38 mm
• weight: 350 gr instrument alone
  
  
  
  

PRESSURE GAUGE AND THERMOMETER
MODEL HD 9220
Versatile, easy-to-use machine for precise measurement of absolute, differential and relative temperature and pressure. The precision is limited by the range of the probes, which are interchangeable and may be recalibrated. It may be used in various applications, from measuring the draught of chimneys (a few millibars) to high pressure moulding machines.
Principal characteristics:

• liquid crystal display 8 mm high
• pressure measurement in mbar, kPa, psi and mmH₂O
• temperature measurement in °C and °F
• measurement range (Pt100 sensor): -200...+800°C
• automatic recognition of the type of probe (full scale, pressure or temperature)
• 100% overload allowed
• low battery indicator
• dimensions: 42 x 185 x 23 mm
• weight: 130 gr instrument alone
  
  
  

MICROPROCESSOR PRESSURE GAUGE AND THERMOMETER
MODEL HD 8804
Portable instrument, versatile and easy to use, with two inputs for measuring differential, absolute and relative pressure and temperature in various applications, from chimneys (a few millibars) to high pressure moulding machines, hydraulics, fluid dynamics, chemical plants and process controls, compressors, pumping systems, moulding and presses for plastics and thermo-setting materials. It may be used with immersion, penetration, contact and air temperature probes.
Principal characteristics:

• liquid crystal display 12 mm high
• temperature:
  measuring range with Pt100 sensor: -200...+800°C, precision including TP 870 probe:
  ±0.15% of reading, ±0.2°C (-50...+200°C);
  ±0.3% of reading, ±0.1°C (-200...-50°C and +200...+800°C) in the remaining field
• pressure: measuring range: 0...20 mbar, 0...600 bar
• precision of instrument alone: ±0.05% of reading ±1 digit.
  Measurement in Pa, psi, atm, mmHg and mmH₂O
• automatic change of scale, auto power off
• seven scales for measuring pressure, two scales for measuring temperature
• storage of the maximum and minimum values and of the difference between the inputs
• automatic recognition of the type of probe (full scale, pressure or temperature)
• 100% overload allowed
• acoustic warning when a key is pressed
• low battery acoustic warning (1 beep every 30 seconds)
• power supply: 9V battery
• dimensions: 215 x 73 x 38 mm
• approx. weight: 350 gr instrument alone
  
  
  

PRESSURE GAUGE DATA-LOGGER
MODEL DO 9704
Versatile instrument, multifunction and easy to use for measuring pressure, peaks of pressure, temperature and flow rate. Stores up to 30,000 readings with a reading interval from one second to 12 hours and the data may be sent to a printer or a computer.
Principal characteristics:

• double liquid crystal display 3¹/₂ digits, 12.5 mm high
• measurement units: bar, kPa, atm, mmHg, mmH20, psi, LPM (litres per minute), °C and °F
• double input
• measures peak, minimum and mean values
• pressure measurement range with probes of the TP 705/704 family: from 10 mbar to 600 bar
• instrument precision with pressure probe: 0.2% full-scale ±1 digit
• instrument precision (including temperature drift): 0.2% full-scale +0.02% full-scale/°C
• Flow rate measurement range from 5 to 750 l /min.
• instrument precision with flow rate probe 1% full-scale
• instrument precision (including temperature drift): 1% full-scale +0.01% RDG/°C
• temperature measurement range with probes of the TP 870 family: from -200 to +600°C
• typical instrument precision with TP 870 probe: ±0.35°C ±1 digit
  in the range -50...+200°C, ±0.6°C ±1 digit in the remaining range
• conversion frequency: 2 per second
• working temperature: -5...+50°C, 0-90% R.H., no condensation
• power supply: 9V alkaline battery
• RS232C serial output, baud rate from 300 to 19200 baud
• dimensions: 73 x 215 x 38 mm
• weight: 350 gr instrument alone
  
  
  
  

ANEMOMETER
MODEL D0 2003
DO2003 is a portable instrument, datalogger designed to be used in the fields of air-conditioning, heating, ventilation, environmental comfort, both for industrial and residential application by means of a complete probes series. It measures:
·Air speed and flow rate inside pipeline with hot-wire probes, vane probes or Pitot tube probes
·relative humidity and temperature with combined probes
·differential pressure up to 2000 mbar and barometric pressure
·temperature with immersion, pointed or contact probes.
This datalogger stores up to 12.000 readings which can be displayed or downloaded to a PC connected to the instrument through RS232C serial port
Principal characteristics:
Display: 3½ digit, dual LCD, figure height 12,5 mm. Unit of measure and other additional information are supplied with a led series.
No. 2 inputs: input A for air speed and pressure probes, input B only for combined temperature/humidity probes.
Storage capacity: 12.000 readings.
Storage interval and printing can be configured between 1 second and 1 hour.
working temperature: -5°C..50°C,
Relative humidity 0-90% RH. not condensing.
Storage temperature: -20°C..+60°C.
Power supply: four 1.5V alkaline AA batteries, , operating time with alkaline batteries 100 hours approx.
9 pole SUB D male RS232C serial output. Baud rate from 300 to 38400 baud.
Dimensions and weight: 72x210x40 mm - 320gr.

pHMETER
MODEL HD 8602
Combined instrument for measuring pH, mV and °C in the laboratory, in the field and in industrial plants. It is provided with a BNC fitting for connecting pH electrodes, electrodes for measuring redox potential or specific ion electrodes; it takes any probe from the TP 870 series.
Principal characteristics:

• liquid crystal display 12 mm high
• measuring range:
  pH: 0.00...14.00
  mV: -1999...+1999
  °C: -50.0...+200
• instrument precision:
  - pH measurement: ±0.02 pH plus electrode error
  - mV measurement: ±0.1% of reading ±0.15% full scale
  - temperature measurement: ±0.15°C plus error of the connected probe
• input impedance: >10¹²W
• polarisation current: <10^-12A
• manual temperature compensation: -50...+200°C
• automatic temperature compensation: limited only by the electrode
• working temperature: -5...+50°C
• power supply: 9V battery
• dimensions: 80 x 160 x 40 mm
• weight: 200 gr instrument alone
  
  
  

MULTIFUNCTION MICROPROCESSOR pHMETER
MODEL HD 8705
Combined instrument for measuring pH, mV and temperature in the laboratory, in the field and in industrial plants. Various types of pH electrodes, electrodes for measuring redox potential or specific ion electrodes may be connected. It takes any probe from the TP 870 series (immersion, penetration, contact and air).
Principal characteristics:

• liquid crystal display 12 mm high
• auto power off after 8 minutes
• holding of the reading on the display
• storage of the maximum, minimum and mean values
• measurement in °C and °F
• acoustic warning when a key is pressed
• automatic and manual calibration
• absolute and relative measurements
• automatic and manual temperature compensation (-50...+200°C)
• measurement range / resolution: pH -2.00...+16.00 / 0.01 pH
  mV: -1999É+1999 / 0.1 mV (<±199.9 mV), 1mV (>±200 mV)
  °C: -50É+200°C / 0.1°C
• instrument precision: pH: ±0.015 pH, mV: ±0.1% of reading ±0.15% full scale,
  °C: ±0.15°C ± probe tolerance
• input impedance: >10¹²W
• polarisation current: <10^-12 A, pH and mV
• working temperature: -5...+50°C
• power supply: 9V battery
• dimensions: 215 x 73 x 38 mm
• weight: 350 gr instrument alone
  
  
  

PORTABLE DATA-LOGGER pHMETER AND THERMOMETER
MODEL DO 9505
Extremely versatile, easy-to-use instrument for measuring pH, mV and temperature in springs, storage tanks, channels, water purifying systems, industrial systems, fish farms, greenhouses, laboratories, etc.; it is able to store up to 26,000 readings (256 kb) and supplies the maximum, minimum and mean value. The data acquisition interval may range from one reading per second to a maximum of one every 12 hours. The stored data may then be transferred directly to a printer, with serial input, or a computer, indicating the date, hours and minutes. All types of pH electrodes, electrodes for measuring redox potential or specific ion electrodes may be connected to input A. Probes from the TP 870 series (immersion, penetration, contact and air) for measuring temperature may be connected to input B.
Principal characteristics:

• double liquid crystal display 3¹/₂ digits, 12.5 mm high
• measurement range / resolution:
  pH:-2.00É+16 pH: 0.01 pH
  mV:--1999É+1999 / 0.1 mV ±199.9: 0.1 mV beyond 1 mV
  °C:-50É+199.9°C; 0.1°C
• instrument precision:
  pH: ±0.02 pH plus electrode error;
  mV: ±0.1% of reading, ±0.15% full scale; °C: ±0.15°C plus error of the connected probe
• temperature compensation: -50...+200°C, manual or automatic
• input impedance: >10¹²W
• polarisation current: <10^-12 A, pH, mV
• auto power off
• holding of the reading on the display
• storage of the maximum, minimum and mean values
• measurement in °C and °F
• serial output, from 300 to 19200 baud
• working temperature: -5...+50°C
• power supply: 9V battery
• dimensions: 215 x 73 x 38 mm
• weight: 350 gr instrument alone
  
  
  

PORTABLE DATA-LOGGER pHMETER AND THERMOMETER
MODEL HD 9212
The HD 9212 is a combined instrument for measuring pH, mV and °C. The instrument is provided with a EURO S7 CAP connector for pH electrodes, electrodes for measuring redox potential (ORP) or specific ion electrodes (ISE).
Technical featurest

• Measuring ranges: pH: 0.00...14.00; mV: -1999...+1999; °C: -50.0...+200°C
  
• Display: LCD 8 mm, with symbols pH, mV, °C, HOLD
  
• Instrument precision:
  - in pH measurement ±0.02 pH plus electrode error
  - in mV measurement ±0.1% of the reading +0.15% F.S.
  - in temperature measurement ±0.15°C (±0.27°F) plus error of the connected probe
  
• Input impedance: >10 ¹² Ohm
  
• Bias current: <10 ^–12 A
  
• Manual temperature compensation: -50...+200°C
  
• Manual temperature compensation: limited to the electrode only
  
• Working temperature: -5...+50°C
  
• Storage temperature: -20...+65°C
  
• Power: 9V battery, 80 hours continuous operation with a zinc-carbon battery, 150 hours with an alkaline battery
  
• Dimensions: 42x185x23 mm, kit 430x250x60 mm
  
• Weight: kit 1600 grams

DIGITAL pH/mV SIMULATOR
MODEL HD 9609
Easy-to-use portable instrument for checking and calibrating pH and mV meters in laboratories, in industry or for inspections in the field. Its characteristics can satisfy any need for portable or panel-mounted instruments and it operates with excellent measurement stability.
Principal characteristics:

• liquid crystal display 3¹/₂ digits, 12.5 mm high
• pH simulation
  range: 0...14 pH
  resolution: 0.1 pH
  precision: 0.002 pH (20 to 25°C)
  thermal drift: ±0.0005 pH/°C (from -5 to +20°C and from +25 to +50°C)
• mV simulation
  range: ±1999 mV
  resolution: 1 mV
  precision: ±100 µV
  scale thermal drift in mV: ±0.01 mV/°C (-199.9 +199.9) (from -5 to +20°C and from +25 to +50°C)
  thermal drift in mV: ±0.05 mV/°C (-1999 +1999) (from -5 to +20°C and from +25 to +50°C)
• noise 0...10 Hz: 1 mV peak/peak
• simulation of compensation temperature: -20...+150°C
• output impedance: 100 KW 1% 1 GW 5%
• working temperature: -5...+50°C
• power supply: 9V battery
• dimensions: 215 x 73 x 38 mm
• weight: 350 gr instrument alone
  
  
  
  

MICROPROCESSOR CONDUCTIVITY METER / THERMOMETER
MODEL HD 9213-R1
Very compact portable instrument for measuring electric conductivity and temperature in liquids in the field of maintenance, laboratories, agriculture, the food industry and in any other field where precise, rapid measurements are required..
Principal characteristics:

• liquid crystal display 3½ digits, 8 mm high
• range of measurement / resolution of the instrument
  from 0 to 199.9 µS / 0.1 µS
  from 0 to 1999 µS / 1 µS
  from 0 to 19.99 mS / 0.01 mS
• instrument precision:
  conductivity: ±0.5% full scale, ±0.5% of reading
  temperature: ±0.2% full scale, ±0.5% of reading plus probe error
• temperature compensation: automatic between aT = 0.00 and 4.00%/°C
• automatic calibration between 15°C and 30°C, above and below these values
  the symbol E3 appears
• conversion frequency: 1 per second
• automatic change of scale
• auto power off after 8 minutes
• automatic and manual calibration
• low battery indicator
• working temperature: 0...+50°C (instrument) -25...+60°C (combined probe with 4 electrodes),
  0...+100°C (glass probe with two electrodes)
• relative humidity: 10...85%
• power supply: 9V battery
• dimensions: 42 x 185 x 23 mm
• weight: 130 gr
  
  
  

MICROPROCESSOR CONDUCTIVITY METER / THERMOMETER
MODEL HD 8706-R2
Portable instrument which measures conductivity, TDS (total dissolved solids) and temperature. The measuring ranges of the instrument are 0…200mS for conductivity, 0…99.9ppm, 0…99.9ppt for TDS measurement, -50…+199.9°C for temperature (The measure can be limited by the measuring range of the probe: please verify the ranges).
The TDS conversion factor can change from a minimum value of 0.4 to a maximum of 0.8 and it can be set by the program. The instrument is provided with standard serial port RS232C.
Principal characteristics:

• Range of measurement / resolution of the instrument
  conductivity: from 0 to 199.9 µS / 0.1 µS - from 0 to 1999 µS / 1 µS; - from 0 to 19.99 mS / 0.01 mS - from 0 to 199.9 mS / 0.1 mS
  TDS: from 0 to 99.9 ppm / 0.1 ppm - from 0 to 999 ppm / 1 ppm - from 0 to 9.99 ppt / 0.01 ppt -from 0 to 99.9 ppt / 0.1 ppt
  temperature: 0...+90°C (+32...+194°F) with built-in sensor in the conductivity cell SPT06;-50...+199,9°C (-58...392°F) with optional TP 870; resolution 0,1°C or 0,1°F.
• Precision: ±0,5% f.s. ±0,5% of rdg for conductivity and TDS; ±0,2°C (±0,4°F) ±0,3% of rdg for temperature (probe error included).
• Temperature compensation: automatic in the range 0…100°C with áT = 0,00...4,00%/°C.
• Reference temperature: settable 20°C or 25°C.
• ÷/tds conversion factor: settable in the range 0.4…0.8.
• Display: LCD 12 mm.
• Symbols on the display: HOLD, RCD, REL, MAX, MIN, °C, °F, µS, mS, A(=ppm), B(=ppt).
• a/d conversion frequency: about 1 sec.
• Functions: Autorange, HOLD, storage of RCD, MAX/MIN, relative measurements, automatic and/or manual calibration with acknowledgement of the two standards 1413ìS e 12.88mS, TDS measurement with conversion factor from 0.4 to 0.8, data downloading to the serial port.
• Instrument working temperature: 0...+50°C (+32...+122°F).
• SPT06 probe working temperature: 0...+90°C.
• Power supply: 9V/IEC6LF22 battery, lifetime of about 100 hours with alcaline battery. Low battery charge Indicated by the message “BAT” on the display and by a “Beep” a intervals of 5 seconds.
• Weight: about 280 gr.
• Dimensions: 215 x 73 x 38 mm.
• Probe connection: DIN 45326 8 pole connector.
  
  
  

DISSOLVED OXYGEN - DATA-LOGGER
MODEL DO 9709
The instrument allows the measurement of the concentration (expressed in mg/l) of dissolved oxygen in liquids and of the saturation index (expressed in %), using a polarographic probe with two or three electrodes, and a temperature sensor inside the probe. Temperature probes with a 4-wire Pt100 sensor may be connected to the instrument, or TP 870 active probes, for taking temperature measurements in the range from -50 to +200°C. The Data Logger function enables it to store up to 30,000 readings. The sampling period is variable from 1 second to 12 hours. The data acquired may be transferred to a Personal Computer or a printer by means of the opto-insulated serial line RS232C.
Principal characteristics:

• display: double LCD 31/2 digit, figure height 12.5 mm and symbols
• instrument conversion frequency: 2 per secon
• instrument working temperature: -5É...+50°C, 0...90% R.H., no condensation
• storage temperature: -20...+60°C
• power supply: 9V battery
• dimensions: 210 x 72 x 40 mm
• weight: 350 gr instrument alone
  Measuring the concentration of dissolved Oxygen (input A)
  Measuring range: 0.00 to 90.0 mg/l
  Resolution: 0.01 mg/l in the range 0.00 to 19.99 mg/l;
  0.1 mg/l in the range 20.0 to 90.0 mg/l
  
  Measuring the saturation index of dissolved Oxygen
  Measuring range: 0.00 to 600.0%
  Resolution: 0.1% in the range 0.00 to 199.9%;
  1% in the range 200 to 600%
  Temperature measuring range of the dissolved Oxygen probe: 0 to 50°C
  
  Temperature measurement with the sensor inside the Oxygen probe
  Measuring range: 0.0 to 50°C
  Resolution: 0.1°C
  Accuracy of instrument alone: 0.2°C in the range 18 to 25°C;
  0.2°C + 0.01°C/°C in the range -5 to 18°C and 25 to 50°C
  Accuracy with NTC sensor: 0.4°C in the range 18 to 25°C;
  0.4°C + 0.015°C/°C in the range -5 to 18°C and 25 to 50°C
  
  Measurement of atmospheric pressure
  Measuring range: 600 to 1100 mbar
  Resolution: 1 mbar
  Accuracy: ±2 mbar in the range 18 to 25°C; ±2 mbar + 0.1 mbar in the range -5 to 18°C and 25 to 50°C
  
  Setting water salinity
  Setting range: 0.0 to 70.0 g/l
  Resolution: 0.1 g/l
  
  
  
  

DIGITAL LUX METER
MODEL HD 8366
Instrument for measuring the level of light in internal and external environments in the scientific and industrial field. Used especially by electricians and lighting experts, accident prevention specialists, architects, stand designers, decorators, flower growers, etc. It is not damaged by very intense light. A self-zeroing circuit allows the measurement of extremely low lighting levels with excellent stability.
Principal characteristics:

• liquid crystal display 12.7 mm high
• silicon sensor
• low battery indicator
• measuring range: 0.1...199.9/1999 lux 19,9/199,9 klux
• working temperature: 0...+50°C
• air humidity: up to 90%
• precision: ±6% of reading, ±1% of full scale (calibration with tungsten lamp type A 2850 K)
• power supply: 9V battery
• dimensions: 80 x 160 x 40 mm (instrument) 20 x 155 x 18 mm (sensor)
• weight: 200 gr instrument alone
  
  
  

DIGITAL PHOTO-RADIOMETER
MODEL HD 9221
Very compact and easy-to-use instrument for measuring lighting systems outside or inside buildings, laboratories, for accident prevention, in flower growing, etc.
Principal characteristics:

• liquid crystal display 8 mm high
• input for photometric or radiometric probes
• silicon sensor
• spectral range / measuring range:
  -photometer: from 400 to 760 nm, from 0 to 200,000 lux (illuminance)
  -radiometer: from 400 to 900 nm, 10 microwatt/cm² to 200 milliwatt/cm² (irradiance)
  -luminance: from 400 to 760 nm, from 0 to 2000 x 103 candles/m²
• conversion frequency: 2 per second
• automatic change of scale
• auto power off after 3 minutes
• low battery indicator
• instrument precision: ±0.15% of reading, ±1 digit (at 25°C ±5°)
• probe precision:
  -radiometric: ±4%
  -photometric: ±5%
• instrument protection IP 64
• linearity: ±1%
• resolution: <200 = 0.1; >200 = 1
• stability: 0.15%
• zero drift: ±0.06%/°C
• working temperature: 0...+50°C
• relative humidity: 10...85%
• power supply: 9V battery
• dimensions: 42 x 185 x 23 mm
• weight: 130 gr instrument alone
  
  
  

DIGITAL QUANTUM-PHOTO-RADIOMETER
MODEL HD 9021
Portable microprocessor instrument, sturdy, versatile and easy to use, for taking radiometric, photometric and ultraviolet measurements and for measuring the light in the chlorophyll photosynthesis process. Typical applications: lighting in offices, schools, theatres, cinemas, streets, squares, tunnels, accident prevention; medical therapy, germicides, polymerisation of adhesives, photoresistance, photography, colour stability, artificial climate cycles, artificial cultures and research laboratories.
Principal characteristics:

• liquid crystal display 12 mm high
• spectral range / measuring range
  photometer: spectral range from 400 to 760 nm, scale from 0 to 200,000 lux
  radiometer: spectral range from 400 to 900 nm, 10 microwatt/cm² to 200 milliwatt/cm²
• UVA: spectral range 315 to 400 nm, peak at 365 nm, from 10 nanowatt/cm² to 200 nW/cm²
• UVB: spectral range 280 to 315 nm, peak at 312 nm, from 10 nanowatt/cm² to 200 mW/cm²
• UVC: spectral range 190 to 280 nm, peak at 250 nm, from 10 nanowatt/cm² to 200 mW/cm²
• PAR: spectral range 400 to 700 nm, measuring range 0...20000 µE/m²s
  (microEinstein per square metre per second)
• conversion frequency: 2 per second
• instrument precision: ±0.1% of reading, ±1 digit (at 25°C ±5°C)
• probe precision:
  -radiometric: ±4%
  -photometric: ±5%
• linearity: ±1%
  
• resolution: <200 = 0.1; >200 = 1
• stability: 0.15%
• zero drift: ±0.05%/°C
• working temperature: 0...+50°C
• relative humidity: 10...80%
• functions: automatic and manual change of scale, auto power off,
  storage of the maximum, minimum and mean values and Q (energy)
• power supply: 9V battery (150 hours' use)
• optoinsulated RS232C serial output, 300 baud, unidirectional, connection
  by means of a coupling cable AD RS232C
• dimensions: 215 x 73 x 38 mm
• weight: 350 gr instrument alone
  
  
  

DIGITAL DATA-LOGGER QUANTUM-PHOTO-RADIOMETER AND THERMOMETER
MODEL DO 9721
Portable microprocessor instrument for taking illuminance (lux), radiance (W/m², µW/cm²), luminance (cd/m²) and temperature measurements.It takes the integration time measurement, it stores up to 30,000 readings and has the RS232C serial output.
Typical applications: lighting in officies, schools, theatres, houses, streets, squares, monuments, accident prevention; UV sources checking, germicides, polymerisation of adhesives, shielded artificial cultures, colour stability.A wide range of interchangeable probes is available.
Principal characteristics:

• 2 inputs for photometric, radiometric or temperature measurements
• photometric measuring range: 0...200,000 lux, 0...20,000 fcd
• radiometric measuring range: 0...2,000 W/m2, 0...200,000 µW/cm²,
  0...200,000 µmol/m²s, 0...2,000.000 cd/m²
• Q energy: depends on the active measurement unit
• integration time: 20 hours
• no. of conversions: 2 per second
• RS232C serial output: 300...19200 baud (galvanic insulated)
• dual liquid crystal display: 12,5 mm
• functions: Auto Power Off / Autorange / Hold / Record / Maximum / Minimum / Mean /
  Relative / A-B / Energy
• memory: 512 kB (FLASH)
• power supply: 9 Vdc alkaline battery
• dimensions: 215 x 73 x 38 mm
• weight: 320 gr instrument alone
  
  
  
  

SOUND LEVEL METER
MODEL HD 8701
Easy-to-use portable instrument for measuring the noise level in the industrial and civil field. The noise levels may be read easily in dB (A) on the liquid crystal display which also shows all the indications concerning the state of operation of the instrument. One second after being switched on, the instrument supplies the continuously updated value of the sound pressure level.
Principal characteristics:

• liquid crystal display, 12 mm high
• holding of the reading on the display
• storage of the maximum measured value
• auto power off after 3 minutes
• measuring range: 30 dB (A) to 130 dB (A)
• frequency response: A weightying
• time constants: S = slow (1s), F = Fast (125 ms)
• resolution: 0.1 dB
• precision: class 2
• power supply: 9V battery
• working temperature: -5...+50°C
• dimensions: 80 x 160 x 40 mm
• weight: 350 gr instrument and probe
  
  
  

CALIBRATOR FOR SOUND LEVEL METER
MODEL HD 9102
Easy-to-use sound level generator for calibrating sound level meters and acoustic measuring stations, class 2 according to IEC 942-1988 standards.
Principal characteristics:

• - diameter of the microphones that may be calibrated; 13.2 ±0.05 mm ¹/₂"
  conventional with¹/₂" adapter
• sound level: 94 dB / 110 dB (at 101.3 kPa, 23°C ±3°C and 65% R.H.)
• rated error: ±0.5 dB
• frequency: 1000 Hz
• frequency error: ±2%
• frequency stability: ±0.5%
• distortion factor: <0.5%
• temperature influence: ±0.6 dB from 10 to 40°C; ±0.7 dB from 0 to 50°C
• working temperature: 0...+50°C
• relative humidity: <90%
• influence of relative humidity: ±0.3 dB from 30 to 90% R.H.
• power supply: 9V alkaline battery
• dimensions: 60 x 140 x 46 mm
• weight: 400 gr
  
  
  

PRECISION SOUND LEVEL METER
MODEL HD 9020
Portable microprocessor instrument for measuring the sound level in the industrial and civil sector and for checking that noise legislation is respected. Class 1 instrument according to standards IEC 651 and IEC 804. Satisfies analysis requirements according to standard ISO 1996 and is complete with third of octave filters according to standard IEC 1260..
Principal characteristics:

• liquid crystal display
• frequency weighting: A, B, C, linear and thirds of octave (16 Hz - 20kHz)
• weighted measurement of the sound pressure level: SLOW, FAST, IMPULSE
  (class 1 according to IEC 651)
• peak level measurement (<50 µs)
• equivalent level measurement (0.125s - 12h) (ISO 1996)
• input amplifier: 0-60 dB in 4 ranges
• interchangeable probes
• auto power off
• statistical analysis and capture of noise events
• storage of the maximum and minimum values
• automatic scanning of the third of octave bands
• automatic calibration with calibrator HD 9101
• RS232C serial output with possibility of remote control
• pre and post filter AC output
• 20 mV/dB DC analog output
• date and clock
• power supply: four 1.5 Vdc alkaline batteries (15 hours' use) or external feed (9 Vcc)
• dimensions: 315 x 90 x 50 mm
• weight: 650 gr instrument alone
  
  
  

PRECISION SOUND LEVEL METER
MODEL HD 9019
Portable microprocessor instrument for measuring the sound level in the industrial and civil sector and for checking that noise legislation is respected. Class 1 instrument according to standards IEC 651 and IEC 804. Satisfies analysis requirements according to standard ISO 1996, is complete with third of octave filters according to standard IEC 1260 and with a program for calculating the reverberation time according to standards ISO 354 and ISO 3382.
Principal characteristics:

• liquid crystal display
• frequency weighting: A, B, C, D, linear and thirds of octave (12.5 Hz - 20 kHz)
• weighted measurement of the sound pressure level: SLOW, FAST, IMPULSE
  (class 1 according to IEC 651)
• peak level measurement (<50 µs) (class 1 according to IEC 651)
• equivalent level measurement (0.125s - 12h) (ISO 1996)
• statistical analysis and capture of noise events
• current dose calculation (ANSI S1.4 1983 and BS6402)
• auto power off
• storage of the maximum and minimum values
• calculation of the reverberation time (ISO 354 and ISO 3382)
• automatic scanning of the third of octave bands
• automatic calibration with calibrator HD 9101
• RS232C serial output with possibility of remote control
• pre and post filter AC output
• 20 mV/dB DC analog output
• date and clock
• power supply: four 1.5 Vdc alkaline batteries (15 hours' use) or external feed (9 Vdc)
• dimensions: 315 x 90 x 50 mm
• weight: 650 gr
  
  
  

SOUND LEVEL ANALYSER
MODEL HD 2110

HD 2110 is an integrating sound level meter used for spectral and statistical analysis. The 110 dB wide dynamics range and the simultaneous measurement with different time and frequency weightings, provide great performances in sound-measuring, even in the most difficult situations.
HD 2110 is capable of displaying, printing or storing automatically the temporal profile of sound-level, performing as a sound level data logger, and storing for more than 17 hours at a speed of 8 samples per second. A Digital Audio interface allows to store the sound sample on a tape or on a magnetic support, for further analysis. Full attention has been given to the possibility of implementing and updating any future instrument performance. The firmware can be upgraded directly through serial port of the instrument using DeltaLog5 software, supplied with the instrument.
HD2110 complies with IEC 61672-1: 2002 standards.
Technical Specifications

• Integrating type 1 sound level meter for octave band and one-third octave band frequency analysis, as well as statistical analysis.
• Dynamic range measurement for wide band and constant percentile band channels : 20÷140dBA on two ranges of 110dB (20÷130dBA and 30÷140dBA).
• 3 RMS measurement channels (A, C and Lin) and 2 simultaneous channels for peak value measurement (C and LIN).
• 4 different percentage levels, to be chosen between L 1 and L 99.
• Parallel real time octave and one-third of octave filters bank (16Hz -20kHz).
• Simultaneous time weightings, FAST, SLOW and IMPULSE.
• Max. and Min. sound pressure levels.
• DOSE calculation with programmable parameters.
• Average spectra and multispectrum analysis even MAX or MIN with sampling time from 0.5s up to 1 hour.
• 200V polarized condenser 1/2” microphone for free-field measurements, according to IEC 61094-4: 1995.
• 128x64 Pixel Graphic Display of big dimensions.
• Display of a chosen parameter, with sampling time from one-eighth of a second up to one hour; temporal profile display of octave spectra and one-third octave spectra, as well as SLM (sound level meter) display with 5 different parameters.
• Data logging with 2MB “non volatile” memory (corresponding to more than 500000 samples, equal to 17 logging hours at the sampling speed of with 8 sample per second). Expanded memory up to 4MB, upon request.
• Calibrations: acoustic calibration with sound level calibrator or electrical calibration with internal generator.
• Software interface for PC running Windows for downloading of stored data and remote control.
• Direct printing of the acquired parameters by a single key stroke.
• Continuos printing (monitor).
• Automatic switch off and diagnostic program.
• Tripod holder.
  
  

CALIBRATOR FOR SOUND LEVEL METER
MODEL HD 9101
Easy-to-use sound level generator for calibrating sound level meters (portable and laboratory type) and acoustic measuring stations, class 1 according to IEC 942-1988 standards.
Principal characteristics:

• diameter of the microphones that may be calibrated;
  13.2 ±0.05 mm ¹/₂" conventional with ¹/₂" adapter
• sound level: 94 dB / 110 dB (at 101.3 kPa, 23°C ±3°C and 65% R.H.)
• rated error: ±0.3 dB
• frequency: 1000 Hz
• frequency stability: ±0.5%
• frequency error: ±2%
• distortion factor: <0.5%
• temperature influence: ±0.4 dB from 10 to 40°C; ±0.5 dB from 0 to 50°C
• working temperature: 0...+50°C
• relative humidity: <90%
• influence of relative humidity: ±0.3 dB from 30 to 90% R.H.
• power supply: 9V alkaline battery
• dimensions: 60 x 140 x 46 (height) mm
• weight: 400 gr
  
  
  
  

DATALOGGER
MODEL DO 9847
DO 9847 is a multifunctional handheld board instrument and datalogger.
It is provided with a 128x64 pixel (56.27x38.35 mm) graphic display and three indipendent inputs. Each input can be connected to one-channel or two-channel dual probes (two thermocouples, relative humidity/temperature). The instrument automatically acknowledges SICRAM probes connected to the input (memory equipped and configurable intelligent probe).
Functions: watch, hold, max., min., average, immediate or deferred start record logging,difference between two inputs, relative measures, three input channel measurement and inside reference temperature display.
Sampling time: 1 per second/input..