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Intelligent Technologies (IT.) D77A I/O Module Products
MN05002001E
For more information visit: www.EatonElectrical.com 41
DC Outputs
DC power is typically used for instrumentation or light control circuits. Examples might be solenoid valves, indicator lamps or sinking
or sourcing signals to other equipment. These devices are generally two-lead devices as illustrated in Figure 39. Refer to DC Output
Module Specifications on page 14 for module details.
Figure 39: DC Output Wiring
a) Control Transformer
b) 24 VDC Power Supply
c) Solenoid
d) Pilot Light
e) Control Relay 1
f) Control Relay 2
g) DC Output Module Points 2 and 3
h) DC Output Module Points 0 and 1
H1 H4
H3 H2
24VDC
10FU
X1 X2
120VAC
NEU
-
-
+
+
JIC-0015
G
CR
CR
C0
0
1
2
3
SOL1
PL1
a
c
b
d
e
f
g