MSA BACHARACH MGS-401, Руководство пользователя

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BACHARACH MGS-401 User Manual
3. Installation
3.1 Warnings & Cautions
WARNING: Make sure the device is installed in a clean, dry area that is protected from
vibration, including but not limited to a chiller, and heat sources.
Do not paint the device. Paint deposits can prevent correct operation of the device.
To prevent electrostatic discharge (ESD), connect an ESD wrist strap to the ESD connection
point inside the device enclosure before doing work inside the enclosure. ESD can cause
damage to the device.
Do not touch the electronic circuit boards.
Do not install or operate a device that has damage.
Disconnect all power sources before opening the device enclosure. Failure to do so can
result in electrical shock. Electrical shock can cause damage to the device and injury to
personnel.
Never operate the device without a protective ground. Operating the device without a
protective ground can result in electrical shock. Electrical shock can cause damage to the
device and injury to personnel.
Locate the device next to the entry door of the area where the MGS-family gas detection
instrument(s) is installed and where it is easily visible to personnel entering the area where
the MGS-family gas detection instrument(s) is installed.
Failure to follow these warnings can result in serious bodily injury or death.
3.2 Preliminary Inspection
The MGS-401 Entrance Monitor 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 components
that may have become dislodged during shipment. If damage is discovered, please contact a qualified
repair technician or the nearest MSA Bacharach Service Center for assistance.
3.3 Suitable / Appropriate Locations
The MGS-401 Entrance Monitor is design for use in mechanical rooms, warehouses, cold storage, or
freezers to help comply with international safety standards (EN 378, ASHRAE 15, CSA-B52) . The MGS-401
is a IP54 (poly carbonate) rated enclosure and can be placed in environments from -20
O
C to +50
O
C
ambient temperatures. Typical installations would be either inside or outside the door of an enclosed
space to have local audible and visual alarms as required by safety standards.
3.4 Mounting the Gas Detection Controller
1. Mount the MGS-401 according to the product dimensions, maximum wiring