Canopen led indicators – Norgren VS18 Series Valve Advantage User Manual
Page 69
VS18/VS26
MAINTENANCE & INSTRUCTION BOOKLET
8.4.6 CANopen LED indicators
VB (green)
–
This LED will only be energised when 24 volts is applied to the electronics
power terminal of the power supply connector.
5V (green)
–
This LED will only be energised when the Network power is connected to the
Network connector, indicating that the logic circuit of the module is powered.
ER (red)
–
This LED indicates the status of the CAN physical and indicates errors due
to missing CAN messages (SYNC, GUARD or HEARTBEAT).
RN (red/green)–
This LED indicates the status of the CANopen network state machine.
VA (green)
–
This LED will only be energised when 24 volts is applied to the valve power
terminal of the power supply connector.
Indicator status during powering up and commissioning
Condition
VB
5V
ER
RN
VA
Power up
on
on
single flash
single flash
green/red
on
Autom. baud rate detection active
on
on
flickering
flickering green
on
Changing of address during
commissioning
on on flickering
flickering
green
on
Device in a pre-operation state
on
on
off
blinking green
on
Device in a stopped state
on
on
off
single flash
green
on
Device in an operation state
on
on
off
on green
on
Indicator status during CAN message Errors
Condition
VB
5V
ER
RN
VA
Too many error frames received
on
on
single flash
dependent on
device state
on
Heartbeat event has occurred
on
on
double flash
dependent on
device state
on
A sync message has not been
received
on
on
triple flash
dependent on
device state
on
Bus off
on
on
on
dependent on
device state
on
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