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CT-310A Installation
23
+5
V
S
TANDBY
U
SAGE
To prevent timers and other circuits from loosing power when the CT-310A is in standby mode,
+5 V Standby pins are made available on connector J201. An external power source can be wired
to these pins with a maximum allowed current of 1 A total across Pins 8 and 21, as these pins are
wired in parallel.
Pin 13
Pin 1
Pin 8
Pin 21
Pin 25
Pin 14
Pin 9
Pin 22
Pin 8 (+5 V Standby)
Pin 9 (+5 V Standby Return)
External
+5 V Standby
Power Source
Pin 21 (+5 V Standby)
Pin 22 (+5 V Standby Return)
F
IGURE
2-2:
+5
V
S
TANDBY
W
IRING
D
IAGRAM
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