Phone: 253-927-6186
 Email: sales@hotektech.com

HD 22569.2 Laboratory Benchtop Meter. pH or mV, conductivity or resistivity or TDS or salinity, concentration of dissolved oxygen and temperature:
The HD22569.2 measures pH, mV, redox potential (ORP) with pH, redox electrodes or electrodes with separate reference; conductivity, resistivity in liquids, total dissolved solids (TDS) and salinity with combined 4-ring and 2-ring conductivity temperature probes with direct input or SICRAM module;
concentration of dissolved oxygen in liquids (in mg/l) and saturation index (in %), using SICRAM combined probes of polarographic type with two or three electrodes and integrated temperature sensor.

Conductivity precision meter.

Model  Description 
HD 22569.2  Bench-top Conductivity meter - Thermometer

The pH electrode calibration can be carried out on one or five points and the calibration sequence can be chosen from a list of 13 buffers.
The pH electrode calibration can be carried out on one or five points and the calibration sequence can be chosen from a list of 13 buffers Temperature compensation can be automatic or manual.
The instruments of the series HD22569.2 are datalogger, they memorize up to 2,000 samples of data:

HD22569.2 conductivity meter specification
Measurement of pH by instrument
Measuring range -9.999 - +19.999pH
Resolution 0.01 o 0.001pH selectable from menu
Accuracy ±0.001pH ±1digit
Calibration error @25°C |Offset| > 20mV
Slope > 63mV/pH o Slope < 50mV/pH
Sensitivity > 106.5% or Sensitivity < 85%
Calibration points Up to 5 points from a list of 13 automatically detected
buffers.
Automatically detected pH standard
solutions (@25°C)
1.679pH - 2.000pH - 4.000pH - 4.008pH - 4.010pH
6.860pH - 6.865pH - 7.000pH - 7.413pH - 7.648pH
9.180pH - 9.210pH - 10.010pH
Measurement of mV by instrument
Measuring range -1999.9 - +1999.9mV
Resolution 0.1mV
Accuracy ±0.1mV ±1digit
Drift after 1 year 0.5mV/year
Measuring range 0.0 - 50.0°C
Resolution 0.1°C
Accuracy ±0.1°C
Drift after 1 year 0.1°C/year
Measurement of conductivity by instrument
Measuring range (Kcell=0.01) / Res. 0.000 - 1.999μS/cm / 0.001μS/cm
Measuring range (Kcell=0.1) / Res. 0.00 - 19.99μS/cm / 0.01μS/cm
Measuring range (K cell=1) / Res. 0.0  - 199.9μS/cm / 0.1μS/cm
200 - 1999μS/cm / 1μS/cm
2.00 - 19.99mS/cm / 0.01mS/cm
20.0 - 199.9mS/cm / 0.1mS/cm
Measuring range (Kcell=10) / Res. 200 - 1999mS/cm / 1mS/cm
Accuracy (conductivity) ±0.5% ±1digit
Measurement of resistivity by instrument
Measuring range (Kcell=0.01) / Res. Up to 1GΩcm / (*)
Measuring range (Kcell=0.1) / Res. Up to 100MΩcm / (*)
Measuring range (K cell=1) / Res. 5.0 - 199.9Ωcm / 0.1Ωcm
200 - 999OΩcm / 1Ωcm
1.00kΩ - 19.99kΩcm / 0.01kΩcm
20.0kΩ - 99.9kΩcm / 0.1kΩcm
100kΩ - 999kΩcm / 1kΩcm
1 - 10MΩcm / 1MΩcm
Measuring range (Kcell=10) / Res. 0.5 - 5.0Ωcm / 0.1Ωcm
Accuracy (resistivity) ±0.5% ±1digit
Measurement of total dissolved solids (with coefficient ./TDS=0.5)
Measurement range (Kcell=0.01) / Res. 0.00 - 1.999mg/l / 0.005mg/l
Measurement range (Kcell=0.1) / Res. 0.00 - 19.99mg/l / 0.05mg/l
Measurement range (Kcell=1) / Res. 0.0 - 199.9 mg/l / 0.5 mg/l
200 - 1999 mg/l / 1 mg/l
2.00 - 19.99 g/l / 0.01 g/l
20.0 - 99.9 g/l / 0.1 g/l
Measurement range (Kcell=10) / Res. 100 - 999 g/l / 1 g/l
Accuracy (total dissolved solids) ±0.5% ±1digit
Measurement of salinity
Measurement range / Resolution 0.000 - 1.999g/l / 1mg/l
2.00 - 19.99g/l / 10mg/l
20.0 - 199.9g/l / 0.1g/l
Accuracy (salinity) 0.5% ±1digit
Automatic/manual temperature compensation
  0...100°C with αT = 0.00 - 4.00%/°C
Reference temperature 0 - 50°C
Conversion factor ./TDS 0.4 - 0.8
Cell constants K (cm-1)
already set on instrument
0.01 - 0.1 - 0.5 - 0.7 - 1.0 - 10.0
Cell constants K(cm-1) that can be set by user 0.01 - 20.00
Standard solutions automatically detected (@25°C)
  147μS/cm
1413μS/cm
12880μS/cm
111800μS/cm
Measurement of concentration of dissolved oxygen by instrument
Measuring range 0.00 - 90.00mg/l
Resolution 0.01mg/l
Accuracy ±0.03mg/l ±1digit (60...110%, 1013mbar,
20...25°C)
Measurement of saturation index of dissolved oxygen
Measuring range 0.0 - 600.0%
Resolution 0.1%
Accuracy ±0.3% ±1digit (in the range 0.0 - 199.9%)
±1% ±1digit (in the range 200.0 - 600.0%)
Measurement of barometric pressure
Measuring range 0.0 - 1100.0mbar
Resolution 0.1mbar
Accuracy ±2mbar ±1digit between 18 and 25°C
±(2mbar+0.1mbar/°C) in the remaining range
Salinity setting
Setting directly from menu or automatically by
conductivity measurement
Setting range 0.0 - 70.0g/l
Resolution 0.1g/l
Temperature measurement with the sensor inside the dissolved Oxygen probe
Measurement range 0.0 - +50.00°C
Resolution 0.1°C
Accuracy ±0.1°C
Drift after 1 year 0.1°C/year
Automatic temperature compensation 0 - 50°C
Measurement of temperature by instrument
Pt100 measuring range -50 - +150°C
Pt1000 measuring range -50 - +150°C
Resolution 0.1°C
Accuracy ±0.1°C ±1digit
Drift after 1 year 0.1°C/year

Ordering codes
HD 22569.2 Bench-top pH meter Conductivity meter Oxygen meter Thermometer with back-lighted display to measure pH, mV, ORP, by pH, redox, or separated reference electrodes, conductivity, liquids resistivity, total dissolved solids (TDS) and salinity by combined conductivity and temperature 2 or 4 electrodes probes, dissolved oxygen concentration of liquids, saturation index, by polarographic combined SICRAM probes and integrated temperature sensor. Datalogger of pH, mV, conductivity or resistivity or TDS dissolved oxygen concentration, saturation index and temperature. RS232 C serial output, or USB 2.0 for data download to a PC or printer from memory or in real time. Input for Pt100 or Pt1000 temperature probes provided with SICRAM module. It is equipped with regulated power supply SWD10, instructions manual, software DELTALOG 11. Electrodes, conductivity probes, oxygen probes, calibrating solutions, TP47 series temperature probes with SICRAM module and cables for PC connection have to be ordered separately.

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  • Hotek Technologies, Inc
  • tel: 253-927-6186
  • sales@hotektech.com
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