Biogas analysis technology

Gas detectors for explosive-hazard zones

Gas alarm series GW-S/-S4


Compact, freely programmable gas alarm station with wall-mounted housing and display for connecting up to 2 or 4 sensors. The evaluation unit allows various types of gases to be monitored. The gas alarm station features a display which shows in alternation different measurement points and 3 operating levels: measurement level, parameter level and service level. Alarms and faults can be assigned to the potential-free relay outputs and external functions can be activated (horn, etc.).

10001901 Gas alarm series GW-S4 Request Price
for 4 gas sensors max.
10001901 Gas alarm series GW-S4 Request Price
for 4 gas sensors max.
10001903 Gas sensor 400 ST Request Price
not calibrated
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Sensor inputs:

4-20 mA (gas sensors)

Alarm limits: 2 max.
Outputs: 4 voltage-free relay contacts
Display: LED
Power supply: 230 VAC, max. 20 VA
Operating temperature: -10 to +40 °C
Housing and protection class:

Wall mounted
    IP 54 (EN 60529)

Dimensions and weight:    195 x 160 x 137 mm, 1.3 kg
Connectable sensors:   400, 500, 600, 700 and 800 series

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