Evikon E2638-LEL 可燃气体探测器 (0~100% LEL)

Detected vapors: hydrogen, methane, acetylene, propane, butane

Default calibration: methane CH4

Sensor type: metal-oxide-semiconductor (MOS)

                        pellistor (catalytic bead) on demand

Sampling method: Diffusion

Detection range:  0...100% LEL

Resolution: 0.1/1 % LEL

Accuracy: ± 2% LEL

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

Default Alarm setpoints:  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