Norgren VS18 Series Valve Advantage - Manual (Page 65)

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: Master + 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
VS2672926-KG00E_05/07 Page 65/97