Evikon E2670-NO2 防爆二氧化氮探测器 (0~200 ppm)

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

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

Enclosure: die-cast aluminum, wall mount, IP65

Dimensions:  H155 × W145 × D110 mm

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

                                     safe areas and ATEX Zones 2 and 22

Datasheet

Manual