Eaton ELC-PB, Programming Manual

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3 . I n s t r u c t i o n S e t
M N050 03003E F or mo re infor ma tio n vi sit:
w w w. e a t o n . c o m
3-205
X0
Y20
Y21
Y22
Y23
M1029
0.1s
0.1s
0.1s
0.1s
0.1s 0.1s
interrupt
execution completed
operation start
3. Transistor outputs must be used for Y20~Y23. Also, be sure that a diode is connected to every
input terminal (0.1A/50V diode) as shown below.
Wiring diagram of digital switch:
S/S X20 X21 X22 X23
X24 X25 X26 X27
Y23 Y22 Y21 Y20 C
1 2 4 8 1 2 4 8
ELC
10 10 10 10
0 1 2 3
10
0
10
1
10
2
10
3
0V +24V
BCD digital
switches
should connect
a diode (1N4148)
in serial
The first group
The second group