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Calibration: ammonia NH3
Sensor type: Pellistor (catalytic bead)
Sampling method: diffusion
Detection range: 0...15% vol. (0…100% LEL)
Response time T90: ≤10 s
Accuracy: ± 2% LEL
Sensor lifetime: >3 years
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), 250 VAC / 30 VDC, 5 A max
Enclosure: die-cast aluminium, wall mount, IP65
Dimensions: H155 × W145 × D110 mm
Operating conditions: -10...+50 °C, 0...95 %RH
safe areas and ATEX Zones 2 and 22
