Wiring Methods; Example I/O Wiring For X And Xa Cpu Units - Omron CP1H-X40D Operation Manual

Wiring Methods

3-5

Wiring Methods

3-5-1

Example I/O Wiring for X and XA CPU Units

Input Wiring (Terminal
Block is Removable)
126
PLC I/O wiring
PLC power supply
cable and general
control circuit wiring
Power lines
• If the I/O wiring and power cables must be placed in the same duct, they
must be shielded from each other using grounded steel sheet metal.
PLC power
supply cable
and general
control circuit
wiring
PLC I/O wiring
Ground to 100 Ω or less
The input circuits for X and XA CPU Units have 24 points/common. Use power
lines with sufficient current capacity for the COM terminals.
Upper Terminal Block
24 VDC
L1 L2/N 01 03
COM
00 02 04
CIO 0
AC-power-supply models have a 24-VDC output terminals on the lower termi-
nal block. They can be used as a DC power supply for the input circuit.
To use high-speed counters, make the following setting in the PLC Setup.
Enable using the high-speed counters with Built-in Input - High Speed
Counter 0 to 3 - Use high speed counter 0 to 3. For details on high-speed
counter inputs, refer to 2-2-3 I/O Specifications for XA and X CPU Units.
Low-current cables
300 mm min.
Control cables
300 mm min.
Power cables
Ground to 100 Ω or less
Power lines
Steel sheet metal
200 mm min.
CIO 0
05 07 09 11 01 03
06 08 10 00 02 04
Section 3-5
CIO 1
05 07 09 11
06 08 10
CIO 1