Signaliser ??-2.2 is designed to monitor the content of carbon monoxide (carbon monoxide, CO) in the air of premises, informing personnel about emergency situations by means of light and sound signals, as well as issuing a control signal to close the solenoid 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) ??-2.2B - designed only for informing by light and sound signals about exceeding the threshold concentration;
2) ??-2.2V - the device is powered by ultra-low voltage of 5 V (or 12-24 V). There is no INPUT connector and VALVE;
3) ??-2.2D - the device is powered by 5 V (or 12-24 V) ultra-low voltage. There is no possibility to connect the valve
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