Omron NX-ID5442 User Manual

4 Installation and Wiring
4 - 14
NX-series Digital I/O Unit User’s Manual (W521)
I/O Power Supply Con-
nection Unit
This NX Unit is used when there are not enough I/O power supply terminals for the
connected external devices that are connected to NX Units such as Digital I/O Units
and Analog I/O Units.
* Wire colors have been changed according to revisions in the JIS standards for photoelectric
and proximity sensors. The colors in parentheses are the wire colors prior to the revisions.
Unit name Function
I/O power
supply
DC Input Units
(NPN type)
Two-wire sensor*
(e.g., limit switch)
Communications
Coupler Unit
NX Unit
Three-wire sensor
with NPN output*
(e.g., photoelectric sensor
or proximity sensor)
Brown (White)
Blue (Black)
Black (White)
Brown (Red)
Blue (Black)
I/O Power Supply
Connection Unit
(16 IOG terminals)
Example of NPN type
Not enough I/O power
supply terminals
I/O Power Supply
Connection Units
IOV
A1
A8
B1
B8
A1
A8
B1
B8
A1
A8
B1
B8
IOV
IOV
IOV
IOV
IOV
IOV
IOV
IOV
IOV
IOV
IOV
IOV
IOV
IOV
IOV
IOV
IOG
IOG
IOG
IOG
IOG
IOG
IOG
IOG
IOG
IOG
IOG
IOG
IOG
IOG
IOG
IOG
1
9
7
5
3
13
11
15
0
8
6
4
2
12
10
14
I/O power supply is not separated at
the I/O Power Supply Connection Units.
Additional I/O
Power Supply Unit
Unit power
supply
I/O power
supply
Internal
power
supply
circuit
I/O Power Supply
Connection Unit
(16 IOV terminals)

Omron NX-ID5442 Specifications

General

Model	NX-ID5442
Type	Digital Input Module
Number of Inputs	16
Input Voltage	24 V DC
Isolation	Photocoupler isolation
Operating Temperature	0 to 55 °C
Storage Temperature	-25 to 70 °C
Shock Resistance	150 m/s²
Protection Class	IP20
Mounting Type	DIN Rail
Vibration Resistance	10 to 57 Hz, 0.075 mm
Response Time	1 ms max.
Humidity	10% to 95% (with no condensation)