Instruction manual
4 IMR01Y06-E6 
2. HANDLING PROCEDURES 
Conduct the setting necessary for performing communication in accordance with the following 
procedure. 
To avoid error at operation start-up, COM-JC must be powered on LAST (after the 
Controller, PLC, etc.). 
Mounting 
Install the COM-JC.
• 
Refer to 3. MOUNTING (P. 5) 
• 
For controller, refer to FB100 Installation Manual 
(IMR01W12-E) or FB400/FB900 Installation 
Manual (IMR01W01-E)
COM-JC Setting 
Wiring and   
Connection 
PLC and Controller 
Settings 
Device Assignment 
Set the CC-Link station number, Communication speed and 
Occupied station/Extended cyclic of COM-JC and Controller 
communication speed.
Refer to 5. SETTING (P. 16) 
Connect power supply wires to the COM-JC, and also connect 
the COM-JC to the controller and the COM-JC to the PLC, 
respectively.
• 
Refer to 4. WIRING (P. 8) 
• 
For controller, refer to FB100 Installation Manual 
(IMR01W12-E) or FB400/FB900 Installation 
Manual (IMR01W01-E)
Set the PLC and controller. 
• Refer to 8.3 Use Instruments Setting (P. 83) 
• 
For controller, refer to FB100 Communication 
Quick Manual (IMR01W15-E) or FB400/FB900 
Communication Quick Manual (IMR01W07-E)
Do assignments of Remote input/output and Remote register. 
Refer to 8.4 Device Assignments Example (P. 85) 
Program Creation 
Create the sequence program of PLC. 
Refer to 8.5 Sample Program (P. 88) 










