CGS Mini Merlin

If there is a dangerous build-up of gas or unsafe levels of carbon monoxide at the sensor, this device can shut off the gas supply via a gas safety valve and/or a gas fire appliance. A code requirement in various states in the U.S.

This device has additional features for resetting systems, as well as audible and visual alarms – it can also be integrated with a Building Management System (BMS). For further information on our Mini Merlin refer to our datasheets or alternatively contact our offices today.

POWER/LINE IN Mains Input: 100-120V ~ 50/60Hz
VALVE OUT Gas Valve Power Output: 100-120V ~ 50/60Hz
Auto Reset & Buzzer Switches
BMS CO 0.5A SWITCHING CURRENT (RESISTIVE LOAD) Switches when CO gas reaches alarm level or if detector encounters a power failure.
REMOTE SHUT OFF Open / Close Circuit Connector Shuts off gas valve if external devices are activated i.e. fire alarm etc
BMS NG/LPG 0.5A SWITCHING CURRENT (RESISTIVE LOAD) Switches when Methane/LPG gas reaches alarm level or if detector encounters a power failure.
Anti-Surge 3.15A 250Vac Fuse, Wire Rating Min. 18AWG, Tinned Copper @ 167°F

ASME CSD-1 Code Requirement

‘(b) A manually operated remote shutdown switch or circuit breaker shall be located just outside the boiler room door and marked for easy identification.

(1) Consideration should be given to the type and locations of remote shutdown switch to safeguard against tampering. If the boiler room door is on the building exterior, the switch should be located just inside the door. If there is more than one door to the boiler room, there should be a remote shutdown switch located at each door.
(2) Activation of the remote switch or circuit breaker shall immediately shut off the fuel or energy supply.’