Ordering Guides

System Application Guide SAG582136600
Spec. No. 582136600 (Model 211
NGFB) Issue AU, February 21, 2014
Page 73 of 105
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External Alarm and Monitoring Wiring (Lists 1 and 2)
SCU+
Controller
Notes
Relay Output/Digital Input Cable P/N 545494
is factory connected to terminals. Mating half
(w/ unterminated ends) available, P/N 545495.
When an additional -48V Digital Input Cable Kit
P/N 554935 is ordered, one half of the kit is
factory connected in the shelf. The other half
has a mating connector on one end and is
un-terminated on the other end.
Digital Input 1 is factory wired to
Load Breaker / Fuse Alarm.
Digital Input 2 default is External Battery
D
isconnect Circuit Breaker Alarm.
A factory-connected jumper
supplies +BAT (Battery Return)
to the positive side of Digital
Input #2.
When ordered, Temperature Probe
leads are factory connected
to SCU+ Connector Board
located in the Distribution Unit.
These are labeled T1 and T2.
NC = Normally Closed
COM = Common
NO = Normally Open
All relay contacts are shown
with the relay deenergized.
SCU+ Controller
(Top View)
(48/24V)
Digital Inputs
Major
Summary
Alarm
Minor
Summar
y
Alarm
Relay Outputs