GST : 24AAJCP7915M1ZX
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Send InquiryCDT-MOD-2000 Multifunctional CO2 transmitters for building automation systems that use Modbus serial communication protocol
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Product Description
CDT series devices include:
- Separate eld congurable Modbus output for each measurement parameter (CO2, rH, T)
- One analog output for selected measurement: voltage (0/210 V) or current (420 mA)
- 2 x 3 touchscreen display
- Optional relay output
Specification
| Communication: | RS-485 Modbus (RTU) |
| Accuracy: | CO2: 40 ppm + 2 % of reading, DC model: 75 ppm or 10 % of reading (whichever is greater) Temperature: <0.5 C Relative humidity: 23 % rH at 050 C and 1090 % rH Total error band includes accuracy, hysteresis and temperature effect over 550 C and 1090 % rH |
| Measurement elements: | Pt1000 temperature sensor, Non Dispersive Infrared (NDIR) CO2 sensor, thermoset polymer capacitive sensing element for humidity |
| Measuring units: | ppm, C, % rH |
| Calibration: | Automatic self-calibration, ABC LogicTM or continuous comparison (DC) |
| Supply voltage: | 24 VDC/VAC 10 % |
| Current consumption: | max 90 mA (at 24 V) + 10 mA for each voltage output or 20 mA for each current output |
| Output signal 1: | 0/210 V (linear to CO2), L min 1 k or 420 mA (linear to CO2), L max 500 |
| Output signal 2: | 0/210 V (linear to rH), L min 1 k or 420 mA (linear to rH), L max 500 |
| Output signal 3: | 0/210 V (linear to Temp), L min 1 k or 420 mA (linear to Temp), L max 500 |
| Optional relay output: | Potential free SPDT 250 VAC, 6 A / 30 VDC, 6 A with adjustable switching point and hysteresis |
| Operating temperature: | 0+50C |
| Protection standard: | IP20 |
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