2-7
2 Nomenclature and Installation
CJ-series User Defined CAN Unit Operation Manual for NJ-series CPU Unit (W517)
2-1 N
o
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2
2-
1-2 Sw
itch Settings
The CAN bus connector is a 5-pin open style connector. This CAN connector is located on the front
side of the Unit, and is a male connector with five pins.
Color stickers that match communication cable colors are attached to the communications connectors.
Match the colors when connecting communication cables to the connectors, the colors can be found in
the next table.
Precautions for Safe Use
\
Before connecting communications cables, turn OFF the Controller power supply, all slave
power supplies, and the communications power supply.
Precautions for Correct Use
Precautions for Correct Use
Required for normal operation of CAN network is an external 24V power supply, connected to
the Unit using the front connector.
CAN Bus Connector
Pin 1
Signal
Color
Description
1
CAN_GND
Black
Power line, negative voltage
2
CAN_L
Blue
Communications line, low
3
CAN_SHLD
----
Shield
4
CAN_H
White
Communications line, high
5
CAN_V+
Red
Power line, positive voltage
female
male
2
1
3
4
5
1
2
3
4
5
Summary of Contents for CJ1W-CORT21
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Page 140: ...Appendices A 6 CJ series User Defined CAN Unit Operation Manual for NJ series CPU Unit W517...
Page 141: ...Index 1 CJ series User Defined CAN Unit Operation Manual for NJ series CPU Unit W517 I Index...
Page 144: ...Index 4 CJ series User Defined CAN Unit Operation Manual for NJ series CPU Unit W517 Index...