Evikon E2638-CH4 甲烷探测器 (0~100% LEL CH4)

Calibration: methane CH4

Sensor type: metal-oxide-semiconductor (MOS)
                       
                        pellistor (catalytic bead) on demand

Sampling method: diffusion

Detection range: 0...100% LEL CH4

Resolution:  0.1 / 1 %LEL CH4

Sensor lifetime: > 5 years (MOS)

                          > 3 years (pellistor)

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: 20% LEL / 50% LEL CH4

Enclosure:  grey ABS plastic, wall mount, IP65

Dimensions: H90 × W145 × D55 mm

Operating conditions: -40...+70 °C, 15...95 %RH (MOS)

                                  -10...+50 °C, 0...95 %RH (pellistor)

Datasheet

Manual