Emerson PACMotion VFD Series User Manual page 93

Fault Code No . OLED Message
Description
Modbus 50 Modbus Comms fault
comms fault
Canopen 51 CAN Open comms trip A valid CAN open telegram has not been received within the watchdog time
comms fault
Anybus 52 Communications
comms fault Option Module Fault
Io card 53 IO card comms trip
comms fault
GFK-3111A
Corrective Action
A valid Modbus telegram has not been received within the watchdog time limit
set in P5-05.
Check the network master / PLC is still operating.
Check the connection cables.
Increase the value of P5-05 to a suitable level.
limit set in P5-05.
Check the network master / PLC is still operating.
Check the connection cables.
Increase the value of P5-05 to a suitable level.
Internal communication to the inserted Communication Option Module has
been lost.
Check the module is correctly inserted.
Internal communication to the inserted Option Module has been lost.
Check the module is correctly inserted.
PACMotion VFD AC Variable Speed Drive User Guide 93