48 SFP-5UD & SFP-10UD Series Manual— P/N 52879:C2 1/24/2012
Installation ANN-BUS Devices
5. Connect the wiring from the 24 VDC power source to annunciator TB1 terminals 1 (-) & 2 (+).
Make certain to observe proper polarity.
6. If appropriate, connect the power wiring going to the next device to terminals
1 (-) & 2 (+). Make certain to observe proper polarity.
7. After all connections are made, remove extra wire from inside of annunciator by dressing it
neatly through wire channel, with any excess wire pushed back through hole into electrical
box.
The following table shows the N-ANN-80 connections to the .
Programming
Following installation and wiring of the N-ANN-80 LCD annunciator to the FACP, the annunciator
must be added to the system via FACP programming. Refer to the programming section titled
“ANN-BUS” on page 82 in this manual for detailed programming information. Select the LCD
option for programming.
2.8.4 N-ANN-S/PG Serial/Parallel Printer Interface Installation
The N-ANN-S/PG Serial/Parallel Printer Interface module allows the ancillary connection of a
serial or parallel printer to the FACP for a real-time log of system events, detector status reports and
event history. Proceed with the installation as described in the following:
1. Ensure that all power (AC and DC) has been removed from the FACP.
SFP-5UD/SFP-10UD (TB3) N-ANN-80 (TB1)
Terminal 4 GND (-) Terminal 1 (-)
Terminal 3 PWR (+) Terminal 2 (+)
Terminal 2 A (ANN-BUS) Terminal 3 (A)
Terminal 1 B (ANN-BUS) Terminal 4 (B)
Figure 2.22 N-ANN-80 Wiring to FACP
FACP
N-ANN-80
ANN-BUS and power wiring are
supervised and power-limited
4 3 2 1
TB3
Primary ANN-BUS
ann80to5x.wmf
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