Wiring Examples; Wiring The Analog Input Units - Omron NX-AD series User Manual

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Wiring Examples

This section gives wiring examples for the Analog Input Units and Analog Output Units and precautions
for wiring.
4-4-1

Wiring the Analog Input Units

Wiring Example 1 (Input method: Single-ended input)
24 VDC
Wiring Example 2 (Input method: Differential input)
Current Input Unit
NX-AD4204
A1
Input1+ Input2+
Input1− Input2−
Input3+ Input4+
Input3− Input4−
Input5+ Input6+
Input5− Input6−
Input7+ Input8+
Input7− Input8−
A8
NX-series Analog I/O Units User's Manual for Analog Input Units and Analog Output Units (W522)
Additional I/O
Voltage Input Unit
Power Supply Unit
NX-AD3603
NX-PF0630
A1 B1 A1
IOV IOV Input1+
IOV
IOG IOG IOG
Input3+ Input4+
IOV IOV IOV
IOG
IOG IOG
A8 B8 A8
B1
Input +
Input −
B8
B1
Input2+
Input +
IOV
24 V (Sensor power supply +)
0 V (Sensor power supply − / Input −)
IOG
Three-wire sensor
IOV
IOG
B8
4 Installation and Wiring
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