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Table 2-1. Lead Connections Transmitter to Control Unit
Color of
Connect to
Function
Color of
Connect to
Function
control unit
control unit
lead
lead
Blue
S1-I
Instantaneous ALARM/
FALL input
NO ALARM input
Grey
S-4
Common return for
Orange
S1-D
Latched ALARM/NO
status inputs
ALARM input
Red
S-5
+20 V dc input
Yellow
S-2
ACCESS/SECURE input
Black
S-6
20 V dc return (ground)
White
S-3
AC POWER ON/AC POWER
Green
S-7
Resync Initiation
2-2
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