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CARBON DIOXIDE (CO2) TRANSMITTER
Brand wert.i
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Specifications
Sensor NDIR sensor, with ABC algorithm*
Sampling Method Diffusion
Accuracy 50 ppm + 5 % reading & 40 ppm + 3% reading
Response time <120s (30cc/min, low airflow)
Drift <±10 ppm/year
Range 0~2000 ppm (measurement range 400~2000 ppm)
Output signal Current: 4…20mA (DC)/ Voltage: 0…10V (DC)
Communication RS-485
Relay output 2xSPST, 3A-30VDC/250VAC
Load resistance Resistance:≤ 500Ω(current output), ≥2kΩ(Voltage output)
Power supply 16…35VDC / 16…28VAC
Display Optional LCD,with unit display
Display resolution 1ppm
Working environment 0…50 ˚C, 0…85 %RH (Non-cond.)
Storage temperature -20…60 ˚C
Housing ABS+PC (Space mount), fireproof ABS+PC (Duct mount)
Protection Space mount: IP30 / Duct mount : IP65 / IP30 (Probe)
Weight Space mount: 135g, Duct mount: 240g

SPECIFICATION

DATASHEET

CARBON DIOXIDE (CO2) TRANSMITTER -Datasheet