5
Wiring
This section describes how to wire the CK3M-series Programmable Multi-Axis Control-
ler.
5-1 
Power Supply Wiring ..................................................................................... 5-2
5-1-1  Power Supply Unit CK3W-PD048................................................................... 5-2
5-1-2  Power Supply Used ........................................................................................ 5-2
5-1-3  Applicable Wires ............................................................................................. 5-2
5-1-4  Grounding ....................................................................................................... 5-3
5-1-5  Required Tools................................................................................................ 5-4
5-1-6  Connecting Ferrules ....................................................................................... 5-4
5-1-7  Connecting Twisted Wires/Solid Wires ........................................................... 5-4
5-1-8  Removing Wires ............................................................................................. 5-5
5-2  CPU Unit Wiring.............................................................................................. 5-7
5-2-1  Laying the EtherCAT Network......................................................................... 5-7
5-2-2  Laying the Ethernet Network ........................................................................ 5-12
5-2-3  Watchdog Timer Output Wiring..................................................................... 5-15
5-2-4  USB Memory Device Connection ................................................................. 5-17
5-3  Axis Interface Unit Wiring............................................................................ 5-18
5-3-1  Encoder Connector Wiring............................................................................ 5-18
5-3-2  Amplifier Connector Wiring ........................................................................... 5-24
5-3-3  Flag Terminal Block/General I/O Terminal Block Wiring ............................... 5-26
5-4  Digital I/O Unit Wiring .................................................................................. 5-33
5-4-1  Wiring the Terminals ..................................................................................... 5-33
5-4-2  Precautions When Connecting a Two-wire DC Sensor ................................ 5-36
5-4-3  Precautions When Connecting to Digital Output .......................................... 5-38
5-5  Analog Input Unit Wiring ............................................................................. 5-40
5-5-1  Wiring the Terminals ..................................................................................... 5-40
5-6  Expansion Master Unit and Expansion Slave Unit Wiring ....................... 5-44
5-1
CK3M-series Programmable Multi-Axis Controller User's Manual Hardware (O036)
 
5