GAOTek Online Conductivity Measurement Tester

This Online Conductivity Measurement Tester has calibration of 1 point to 3 points, output signals of 4 mA to 20 mA and TDS for water quality.

GAOTek-CT-155

Description

Features

  • Economical online controller with integrated TDS measurement
  • Simple 1 to 3-point push-button calibration, auto-identifies calibration solutions
  • Customizable cell constant, temp coefficient, and TDS conversion
  • Accurate readings with Automatic Temperature Compensation
  • User-defined low and high alarms activate external devices
  • Industry-standard 4 to 20mA output signals
  • Comprehensive setup menu for parameter configuration
  • Convenient reset function restores factory settings

 

Technical specifications

Conductivity
Range 0.01 µS/cm to 20.00 µS/cm, 200.0 µS/cm,
2000 µS/cm, 20.00 mS/cm, 200.0 mS/cm
Accuracy ±1% F.S
Resolution 0.001 µS/cm, 0.01 µS/cm, 0.1 µS/cm, 1 µS/cm
Calibration Points 1 point to 3 points
Calibration Solutions 84 µS/cm, 1413 µS/cm, 12.88 mS/cm,
111.8 mS/cm
TDS
Range 0 ppm to 10.00 ppm, 100.0 ppm, 1000 ppm,
10.00 ppt, 100.0 ppt (Max. 200 ppt)
Accuracy ±1% F.S
Resolution 0.01 ppm/ppt, 0.1 ppm/ppt, 1 ppm/ppt
TDS Factor 0.1 to 1.0 (Default 0.5)
Temperature
Range 32 °F to 212 °F (0 °C to 100 °C)
Accuracy ±1.8 °F (±1 °C)
Calibration Points 1 point
Calibration Range Measured value ±18°F (±10 °C)
Communication
Signal Output 4 mA to 20 mA
Load Max. 500 Ω
Low or High Alarm 0.02 µS/cm to 20.0 mS/cm, selectable
Communication Interface RS 485
Connection Terminals Detachable screw terminals
General
Temperature Compensation 32 °F to 212 °F (0 °C to 100 °C), Automatic
Cell Constant K=0.1, 1, 10
Reference Temperature 77 °F (25 °C)
Environmental Conditions
Ambient Temperature <140 °F (<60 °C)
Relative Humidity <80%
Power
Power Supply DC 24 V
Optional Accessories
IE-50LT Conductivity Electrode Suitable for measuring pure water
IE-50MT Conductivity Electrode Suitable for measuring general liquids
IE-50HT Conductivity Electrode Suitable for measuring high conductivity
Conductivity Standard Solutions 480 mL/bottle
Dimensions 3.78 in x 3.78 in x 2.95 in (96 mm x 96 mm x 75 mm)
Weight 0.77 lb (350 g)

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