
VS18/VS26
MAINTENANCE & INSTRUCTION BOOKLET
8.4 CAN
OPEN
Norgren CANopen Fieldbus systems conform to
CANopen communication profile CiA DS-301 V4.0.
Communication system:
2-wire CAN
hardware communication protocol
Number of nodes per network:
126 slaves
Bus topology:
Line
8.4.1 CANopen pin assignment
M12 5-pin (A-coded / IP65)
Male
Pin no.
Function
Tolerance
Max. current
1 CAN_SHLD
- -
2 CAN_V+
1)
+/-25% 200mA
3 CAN_GND
- -
4 CAN_H
- -
5 CAN_L
- -
1)
Must be galvanic isolated to 24 VA valves.
Looking into node connector
M12 4-pin power connector
Male
Pin no.
Function
Tolerance
Max. current
1 -
- -
2
24 VA valves
+/-10%
1)
3 0
volt
- -
4 Earth
- -
Looking into node connectors
1)
I
max
= 10mA + n * 60mA
n = number of energized solenoids
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