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Installation
The ANN-80 cover must be attached to the annunciator backplate before mounting the annunciator
to the electrical box/wall. The cover cannot be reattached or removed after the annunciator has been
mounted.
Opening/Closing Annunciator
The following procedure details the steps used to open the annunciator in order to access the termi-
nal block and DIP switches (refer to figure below):
1.
Turn the key switch to the ON (Unlocked) position by turning the key counter-clockwise.
2.
Push in the snap latch located on the right side of the unit while pulling the cover open.
3.
To close the cover, make certain the key switch is in the ON (Unlocked) position. Swing the
cover closed, snapping it shut.
4.
Turn the key switch to the OFF (Locked) position by turning clockwise and remove the key.
Wiring ANN-80 to FACP
The following steps can be used as a guide to wire the annunciator. Make certain all power has been
removed from the FACP prior to annunciator installation.
1.
Route wires from hole in backplate, through wiring channel and then to ANN-80 terminal
block TB1.
TB1
2.
Remove appropriate amount of wire insulation.
3.
Connect the wiring from the FACP ANN-BUS to annunciator TB1 terminals 3 (A) & 4 (B).
Make certain to connect A to A and B to B.
4.
If appropriate, connect the wiring going to the next device on the ANN-BUS to TB1 terminals
3 & 4. Make certain to connect A to A and B to B.
5.
Connect the wiring from the 24 VDC power source to annunciator TB1 terminals 1 (-) & 2 (+).
Make certain to observe proper polarity.
40
Annunciator cover
with LCD display
Key switch
shown in ON
position
wiring channel
wires
MRP-2002 Series Instruction Manual — P/N 53049:E5 7/28/2016
ANN-BUS Devices
Annunciator backplate
Press in latch
and
Pull annunciator
cover open
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