Evikon E2638-NH3-E 氨探测器 (0~1000 ppm NH3)

Calibration: ammonia NH3

Sensor type: electrochemical

Sampling method: Diffusion

Detection range:  0...100 ppm NH3
                                0...300 ppm NH3
                                0...1000 ppm NH3
                                up to 10000 ppm on request

Resolution: 1 ppm NH3

Repeatability: ± 10%

Sensor lifetime: > 2 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, 5A max

Default Alarm setpoints:  25 ppm / 35 ppm NH3

Enclosure:  light-grey ABS plastic, wall mount, IP65

Dimensions: H90 × W145 × D55 mm

Operating conditions: -40...+50 °C, 15...90%RH

Datasheet

Manual