COSMOS PS-7 Semiconductor Gas Detector (Gas alarm)

Model Target Gas: Combustible gas, Toxic gas, Oxygen

Sensor Type: Electrochemical cell, Hot wire semiconductor, Galvanic cell

Transport System: Flow rate: 0.5 mL/min, Teflon, 4 mm in ID x 6 mm in OD, Length: Up to 20 m

Power Supply: 24 VDC +10% PoE (Power over Ethernet, IEEE 802.3af/ANSI X3.263)

Power Consumption: Approx. 6 W

Alarm Indication:

+ Gas alarm (1st and 2nd stage)

+ Low flow alarm

+ Sensor trouble alarm/Incorrect sensor inserting alarm

+ Pyrolyzer wire break alarm

External Output:

+ 4-20 mADC (shared with the power source negative terminal)

+ Gas alarm contact (1st and 2nd): 1a no-voltage contact/Non-latching

+ Fault contact (Open collector/Non-latching)

Applicable Cable:

+ 3C or 4C shielded control cable (08-11 mm) x 2

+ Digital signal Ethernet 100base-Tx and POE: LAN cable, CAT-5e or higher (PS-7M)

Operating Temperature: 0 to +40 °C

Operating Humidity: 30 to 85 %RH

Weight: Approx. 1.0 kg

List of detectable gases (sensor unit)

Datasheet