2 Nomenclature and Installation
2-8
CJ-series DeviceNet Units Operation Manual for NJ-series CPU Unit(W497)
Color stickers that match communications cable colors are attached to the communications connec-
tors. Match the colors when connecting communications cables to the connectors. These colors are
given in the following table
For details on communications specifications and wiring, refer to the
DeviceNet OPERATION MAN-
UAL
(Cat. No. W267).
Precautions for Safe Use
Before connecting communications cables, turn OFF the Controller power supply, all slave power
supplies, and the communications power supply.
Communications Connectors
Color
Signal
Black
Power line, negative voltage (V–)
Blue
Communications line, low (CAN L)
---
Shield
White
Communications line, high (CAN H)
Red
Power line, positive voltage (V+)
Summary of Contents for CJ1W-DRM21
Page 12: ...Manual Structure 10 CJ series DeviceNet Units Operation Manual for NJ series CPU Unit W497 ...
Page 42: ...Revision History 40 CJ series DeviceNet Units Operation Manual for NJ series CPU Unit W497 ...
Page 345: ...Index 1 CJ series DeviceNet Units Operation Manual for NJ series CPU Unit W497 I Index ...
Page 349: ......