DO & temperature monitor/transmitter with menu driven, sealed, backlit LCD, and an Modbus RS-485 output for DO. Tinned lead connectors.

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DO & temperature Modbus RS-485 analyzer for proportional control, stored calibration data, backlit LCD display for DO and temperature, universal power supply 100 to 240 V AC and packaged in an easy to install plastic panel mount water resistant 1/8 DIN IP-65 case. Uses Hamilton Company Oxysens and Easyferm DO electrodes.

  • Easy to install 1/8 DIN plastic casing
  • Clear LCD displays dissolved oxygen or temperature with backlight
  • Calibration data is stored in memory and is ready for use on power up
  • Universal power supply input from 100 to 240 V AC
  • Automatic or manual temperature compensation
  • RS-485 Modbus communication protocol
  • CE and RoHS complain


DO Range
0.00 to 40.00 mg/L
DO Resolution
0.01 mg/L
DO Accuracy
±0.2% F.S.
DO% saturation Range
0.0 to 400.0 %
DO% saturation Resolution
0.1 %
DO% saturation Accuracy
±0.2% F.S.
Temperature Range
-10.0 to 80.0 °C automatic or manual
Temperature Resolution
0.1 °C
Temperature Accuracy
±0.3 °C
Barometric Pressure Compensation Range
600 to 4000 mbar manual
Salinity Compensation Range
0.0 to 49.9 ppt manual
DO Calibration
1 or 2 point
Product Calibration
Type of Electrode
Temperature Sensor
Thermistor, 22k ohm at 25 °C,
Communication Output
RS-485 Modbus standard protocol
100 to 240 V AC , 50/60 Hz
IP65, 1/8DIN case, depth 90 mm
290 g

Documentation and Supports