Signaliser ??-1.2 is designed to control natural gas (??4) in the air of premises, informing the personnel about emergency situations by means of light and sound signals, as well as issuing a control signal to close the electromagnetic valve.
The alarm device can work together with valves with pulse control 9 - 42 V.
The detector is included in the register of measuring instruments 85041-22
The signalling device received the declaration of the Customs Union of the EAEU N RU D-RU.NX37.V.11442/20 dated 28.10.2020
The detector has additional versions:
1) ??-1.2B - designed only for informing by light and sound signals about exceeding the threshold concentration;
2) ??-1.2V - the device is powered by ultra-low voltage 5V (or 12-24V). There is no INPUT and VALVE connector;
3) ??-1.2D - the device is powered by ultra-low voltage 5 V (or 12-24 V). There is no possibility to connect the valve
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