Notifier FDU-80

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Mounting

Surface Mount Backbox

Document 51264 Rev A2 6/14/00 P/N 51264:A2

3.3 Surface Mount Backbox

Remove the plug-in terminal blocks from the FDU-80 circuit board.

Connect the EIA-485 and power wiring into the terminal block positions

illustrated in Figure 1-2 on page 9, Figure 4-1 on page 23 and Figure 4-

2 on page 24. Plug the terminal blocks back into the P2 and P1 connec-

tors on the back of the annunciator circuit board. Set DIP switch SW1

for the desired options. Refer to Figure 1-3 on page 12.

Carefully insert the FDU-80 into the three-gang electrical box and

attach it using the four mounting holes on the FDU-80 flange and the

four screws provided for this purpose. Replace the trim ring and secure

with the two screws which were previously loosened.

Do not

overtighten.

Ack/Step

Silence Reset

Drill

Hold 2 sec.

FIRE ALARM ANNUNCIATOR

Alm. Silenc edSupervisoryTroubleAlar mAC Power

Figure 3-5: Surface Mounting

FDU-80 flange

Mounting holes (4)

The FDU-80 can be surface mounted in

a three-gang electrical box, P/N SBB-3

or equivalent, with a minimum depth of

2.75".

FDU-80 Three-gang surface box P/N SBB-3

flange

EIA-485 and power wiring

FDU80flg.cdr

Sbb-3.cdr

Lcd40box.cdr