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MGS-402 User Manual
3. Installation
3.1 Warnings & Cautions
WARNING: Explosion hazard! Do not mount the MGS-402 Gas Detection Controller in an area that
may contain flammable liquids, vapors or aerosols. Operation of any electrical equipment in such
an environment constitutes a safety hazard.
WARNING: Electrical installation should be performed by a certified electrician, and should comply
with all applicable NEC / CEC and local electrical safety codes.
WARNING: Shock hazard! Always turn off AC power before working inside the monitor.
CAUTION: Drilling holes in the MGS-402 Gas Detection Controller enclosure may damage the unit
and will void the warranty. Please use provided cable glands for electrical connections.
CAUTION: The MGS-402 Gas Detection Controller contains sensitive electronic components that
can be easily damaged. Be careful not to touch or disturb any of these components.
3.2 Preliminary Inspection
The MGS-402 Gas Detection Controller has been thoroughly inspected and tested prior to shipment from
the factory. Nevertheless, it is recommended that the instrument be re-checked prior to installation. Inspect
the outside of the enclosure to make sure there are no obvious signs of shipping damage. Remove the top
of the enclosure. Visually inspect the interior of the enclosure for loose wires or components that may have
become dislodged during shipment. If damage is discovered, please contact a qualified repair technician or
the nearest Bacharach Service Center for assistance.
3.3 Suitable / Appropriate Locations
The MGS-402 Gas Detection Controller is design for use in a small gas detection network that could be in
mechanical rooms, warehouses, cold storage or freezers to help comply with international safety standards
(EN 378, ASHRAE 15, CSA-B52). The MGS-402 is a NEMA 4X (poly carbonate) or IP66 rated enclosure and can be
placed in environments from -40
or outside the door of an enclosed space to have local audible and visual alarms as required by safety standards.
The MGS-402 is not intended for installation in classified locations.
C to +50
C ambient temperatures. Typical installations would be either inside
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