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Calibration: carbon dioxide CO2
Sensor type: photoacoustic optical NDIR
Sampling method: diffusion
Detection range: 0...10 000 ppm (10K) CO2
0...40 000 ppm (40K) CO2
0...5 %vol (50KN) CO2
up to 100 %vol CO2 on request
Resolution: 1 ppm for 10K
10 ppm for 40K
0.01%vol for 50KN
Sensor lifetime: up to 10 years for 10K/40K
up to 5 years for 50KN
Power supply: 12...36 VDC (default), 24 VAC or 230 VAC as options
Digital interface: RS485, Modbus RTU protocol
Analog outputs: 2 × 4-20 mA / 0-10 V, user settable
Output relays (option): 2 × SPST relays (closing contact),
Enclosure: die-cast aluminium, wall mount, IP65
Dimensions: H155 × W145 × D110 mm
Operating conditions: -40...+60 °C, 0...100 %RH
safe areas and ATEX Zones 2 and 22
