Sensor Installation Remote Sensors - BeaconMedaes MEGA 2 Installation, Operation And Maintenance Instructions

Medical electronic gas alarm
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Finish Installation
Front Panel Installation
4. The alarm panel's power supply is
factory installed with a three-wire
harness attached to its right side.
Connect loose end of three wire
harness to male connector on
annunciator module circuit board as
shown in Figure 15. The harness
connector is keyed to prevent incorrect
orientation, however, use care to
ensure correct pin alignment.
Power Supply
Male connector
Three-wire harness
black
Annunciator Module
Figure 15: Power Supply Wire Harness
28
Part No. 6-847684-00 Rev. D01
Sensor Installation
Remote Sensors:
1. Remove sensor module from shipping
carton. Each sensor module is
shipped with a wiring pigtail that has a
two-pin polarized connector.
2. Wire nut pigtail to field installed wiring
inside sensor mounting box. Note
polarity of wiring and corresponding
field wiring color or number for later.
NOTE:
Field wiring cable shields must be grounded at
only on one end, inside alarm panel back box.
Refer to page 31 for details.
red
Sensor
Figure 16: Sensor Module Connection
NOTE:
Remove the blue protective netting from the sen-
sor connector.
3. Join polarized connector in sensor
mounting box to mating connector on
sensor module. Refer to Figure 16.
4. Insert sensor into valve opening in
sensor rough-in. An indexing pin
provides for proper orientation and
prevents gas service cross-
connection. Push sensor all the way
in and secure with (2) #6-32 x 1-1/4"
screws.
Polarized
connector
Valve opening

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