Omron CQM1 Operation Manual page 61

Unit Specifications
Wiring Example
CQM1-CPU44-EV1
50
24-VDC
power
supply
Twisted-pair wire with shield
11
2 2
10
2 10
1
2 7
0
2 15
1
COM
9
COM
(Do not share the power supply with other I/O.)
(+)
24 VDC
Power provided here
0 V
(--)
E
Section 2-6
Encoder