Instruction Manual

3
CANopen Specifications
 CANopen Interface
 CANopen Data Transfer Settings
CANopen is the networking concept based on the international standard CAN. CANopen is
defined as a uniform application layer by the DS 301 specifications of the CiA (CAN in
automation).
Connector (GP unit side) XM2C-0942-502L <OMRON Co.>
Recommended Cable connector
(Cable side)
See page 5.
Interfit Bracket #4-40 (inch screws are used.)
Pin Arrangement Signal Name Description
1 -
2 CAN_L CAN-L bus line
3 CAN_GND CAN ground
4 -
5 -
6 -
7 CAN_H CAN-H bus line
8 -
9 -
Shell FG Frame Ground (Common with SG)
Communication Type
1:N
Connection Method
Multi Drop Connection
Transfer Method
CSMA/NBA. Half-duplex serial transmission.
Transfer distance speed/
Transmission length
No. of nodes
63 nodes max. Bit variable input: 512 points
*1
, Bit variable
output: 512 points
*1
, Integer variable input: 128 points
*2
,
Integer variable output: 128 points
*2
.
*1 When using GP-Pro EX under Ver.2.50, Bit variable enables to input/output 256 points.
*2 When using GP-Pro EX under Ver.2.50, Integer variable enables to input/output 64 points.
6
(GP Unit Side)
9
5
1
Baud rate
*1
Bus length
1000 kbps 20m
800 kbps 40m
500 kbps 100m
250 kbps (factory settings) 250m
125 kbps 500m
50 kbps 1000m
*1 Set the baud rate with the software.