Evikon E2638-NO2 二氧化氮探测器 (0~200 ppm NO2)

Calibration: nitrogen dioxide NO2

Sensor type: electrochemical

Sampling method: diffusion

Detection range:  0...20 ppm NO2 0...200 ppm NO2

Resolution:   0.1 ppm NO2 for 20 ppm range

                         1 ppm NO2 for 200 ppm range

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: 2 × SPST relays (closing contact), 250 VAC / 30 VDC, 5A max

Default alarm set-points: 3 ppm / 6 ppm NO2

Enclosure:  grey ABS plastic, wall mount, IP65

Dimensions: H90 × W145 × D55 mm

Operating conditions: -20...+50 °C, 15...90 %RH

Datasheet

Manual