Omron NX-ID - Page 282

Appendices
A - 32
NX-series Digital I/O Unit User’s Manual (W521)
Terminal connection
diagram
Disconnec-
tion/Short-circuit
detection
Not supported. Protective function Not supported.
1
5
9
3
7
11
15
17
19
13
NC
IN31
IN29
COM1
IN30
IN28
IN26
IN25
IN24
IN27
2
6
10
4
8
12
16
18
20
14
21
25
29
23
27
31
35
37
39
33
22
26
30
24
28
32
36
38
40
34
24 VDC
24 VDC
NC
IN23
IN21
COM1
IN22
IN20
IN18
IN17
IN16
IN19
NC
IN15
IN13
COM0
IN14
IN12
IN10
IN09
IN08
IN11
NC
IN07
IN05
COM0
IN06
IN04
IN02
IN01
IN00
IN03
Connector
pin
Signal
name
Signal
name
• The polarity of the input power supply can be connected in either direction.
• Be sure to wire both pins 23 and 24 (COM0), and set the same polarity for both pins.
• Be sure to wire both pins 3 and 4 (COM1), and set the same polarity for both pins.