User's Manual

A-27
A.2.14 Station Alarm Wiring
See Figure A-18. Use wire wrap adapter PN 695-4171-002 to connect station alarm
inputs to the AE-27A Relay Interface module, via connector J305, in each rack. A typical
connection scenario is shown. The station/shelf alarm for MCS-11 address A1A (MCS-11
alarm point 1) is connected by software. The station alarms for MCS-11 address A1B
and A1C are assigned to MCS-11 Alarm points 2 and 3, respectively.
Figure A-18 Alarm and Status Relays/TBOS Interconnect
MCS-11
ADDRESS
A1A
CommPak 1
MCS-11
ADDRESS
A1B
CommPak 2
MCS-11
ADDRESS
A1C
CommPak 3
PDU
RACK ALM
PIN 25
RACK ALM
50
25
36
34*
35
50
50
25
26
26
26
PIN 1
PIN 1
PIN 1
#2
STATION
ALM
#3
STATION
ALM
#1
*STATION
ALM
(SEE NOTE)
LMW-7228
01/26/04
P
J305
J305
J305
NOTE
SOFTWARE AUTOMATICALLY CONNECTS
RACK ALM OUTPUT FROM CONTROLLER
J305-25 TO #1 STATION ALM INPUT J305-34.
WIRE WRAP ADAPTER
(PN 695-4171-002)