Installation Manual 53
Installation Procedure
4-pin plug (connector) as viewed from the rear of the SCM-600
INPUT #1 = 1(Hi) 2(GnD)
INPUT #2 = 3(Hi) 4(Gnd)
INPUT #3 = 5(Hi) 6(Gnd)
INPUT #4 = 7(Hi) 8(Gnd)
Step 9: Alarm Relay
Contacts
9-pin plug (connector) as viewed from the rear of the SCM-600
All relay contacts (Common, Normally open and Normally closed) are available
on the alarm output 4-pin plug (connector). The alarm contacts are fail-safe so if
the SCM-600 is turned off then all alarms are activated.
ALARM #1 = 1-3 CLOSURE = ALARM; 1-2 OPEN = ALARM
ALARM #2 = 4-6 CLOSURE = ALARM; 4-5 OPEN = ALARM
ALARM #3 = 7-9 CLOSURE = ALARM; 7-8 OPEN = ALARM
ALARM #4 = 10-12 CLOSURE = ALARM; 10-11 OPEN = ALARM
1 pair
9-pin plugs and auxiliary
output wire
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