Eaton Electrical D77A - Manual (Page 52)

Intelligent Technologies ( IT.) D77A I/O Module Products
44 For more information visit: www.EatonElectrical.com MN05002001E
Combination I/O
Combination I/O modules incorporate the features of input points and output points into a single module. Figure 42 illustrates a
typical dual purpose module application. The advantage is improved I/O density and greater flexibility for many applications. Refer to
Combination Module Specifications on page 18 for module details.
Figure 42: Combination I/O Wiring
a) Control Transformer
b) DC Loads
c) Output Points
d) Inputs
e) 24 VDC Power Supply
H1 H4 H3 H2
G
A
B
R
24VDC
10FU
0
1
0
C0
1
2
3
LS1
PB1
-
X1 X2
120VAC NEU
+
- +
JIC-0003
PLT2
PLT3
PLT4
PLT1
a
e
c
d
b