Fault tracing
283
Embedded fieldbus faults
Embedded fieldbus faults can be traced by monitoring group
parameters. See also fault/alarm
No master device
If there is no master device on line, parameter
EFB OK MESSAGES and
EFB CRC ERRORS values remain unchanged.
What to do:
• Check that the network master is connected and properly configured.
• Check the cable connection.
Same device address
If two or more devices have the same address, parameter
EFB CRC ERRORS
value increases with every read/write command.
What to do:
• Check the device addresses. No two devices on line may have the same
address.
Incorrect wiring
If the communication wires are swapped (terminal A on one device is connected to
terminal B on another device), parameter
EFB OK MESSAGES value remains
What to do:
• Check the RS-232/485 interface connection.
Summary of Contents for ACS350 Series
Page 1: ...ACS350 User s Manual ACS350 Drives 0 37 22 kW 0 5 30 HP ...
Page 4: ......
Page 8: ...Safety 8 ...
Page 18: ...Table of contents 18 ...
Page 24: ...Hardware description 24 ...
Page 44: ...Installation checklist 44 ...
Page 56: ...Start up control with I O and ID Run 56 ...
Page 140: ...Program features 140 ...
Page 242: ...Actual signals and parameters 242 ...
Page 266: ...Fieldbus control with embedded fieldbus 266 ...
Page 284: ...Fault tracing 284 ...
Page 288: ...Maintenance and hardware diagnostics 288 ...
Page 309: ...Dimensions 309 Frame size R2 IP20 NEMA 1 3AFE68586658 A Frame size R2 IP20 NEMA 1 VAR EMC ...
Page 311: ...Dimensions 311 Frame size R3 IP20 NEMA 1 3AFE68579872 B Frame size R3 IP20 NEMA 1 VAR EMC ...
Page 313: ......