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The Figure below shows the SPS relays.
Figure 7-5. Auxiliary Relay & Alarm Relay Card Relays
SPS Auxiliary Relay Wiring, Continued
Relays
B+ B- A+ A- B+ B- A+ A-
B+ B- A+ A-
TB2
SPS
Dedicated Auxiliary 1
relay terminal block
NO C NC
TB4
TERMINAL
BLOCK
ALARM
RELAY
MODULE
P7
P4