7
51349:D
4/25/00
TROUBLE LED (Yellow)
Lights when one or more trouble conditions are detected.
ALARM TEST (Red)
Follows the main coded output.
SLC ON-LINE LED (Green)
Blinks during communication with the master FACP.
9V POWER CONNECTOR for
powering the ADT-UZC-256 during remote
programming.
POWER OUT (Unimode II and Unimode 4-16
only)
to next device in power chain.
POWER IN* (Unimode II and Unimode 4-16
only)
connection to main power supply.
Notification Appliance Circuit
Power Connections*
See diagram below for terminal/connector
designations.
Mode Select Switch
for normal/programming mode selection.
Power Supervision
EIA-232 Connection*
Female DB-9 connector for programming
from an IBM-compatible computer.
EIA-485 Connection*
All connections are power limited and
supervised. See diagram below for
terminal assignment.
Section Two:Board Description
NO NO NO
COM COM COM
NC NC NC
CKT 3 CKT 2 CKT 1
(+) (+)
OUT IN
(-) (-)
OUT IN REF.
OUT IN OUT IN OUT IN
CKT 1 CKT 2 CKT 3

Power Connections for Notification Appliance Circuits

* use a power limited power supply
Power Connector* (for the Unimode 2020/
1010)