HK Instruments CDT-MOD-2000-DC Duct-D CO2 transmitters with temperature output for duct (CO2: 400–2000 ppm; T: 0...50 °C; with dual channel sensor)

Measurement ranges: CO2: 400–2000 ppm; Temperature: 0...50 °C

Communication: RS-485 Modbus (RTU)

Accuracy: CO2: ±40 ppm + 3 % of reading, DC model: 75 ppm or 10 % of reading (whichever is greater); Temperature: <0.5 °C

Measuring elements: NTC10k temperature sensor, Non Dispersive Infrared (NDIR) CO2 sensor

Measuring units: ppm, °C

Calibration: Automatic self-calibration, ABC LogicTM or continuous comparison (DC)

Supply voltage: 24 VDC/VAC ±10 %

Current consumption: max 230 mA (at 24 V) + 10 mA for each voltage output

Operating temperature: 0...+50 °C

Protection standard: IP54

Summary

Datasheet

Manual