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8-6
Fault Display
Probable causes and remedies
Meaning
OPR
Oper Disconnect
Faulty Digital Operator
connection.
The Digital Operator
connection was broken during
Inverter operation. Detected
when the parameter is set as
follows: 02-06=1.
•
Wiring cable is broken.
•
The Digital Operator or Inverter contacts are faulty.
→
After disconnecting the connectors and then
connecting them again or cleaning the connec-
tors, restart the power supply.
•
Parameter was set incorrectly.
→
Set 02-06 to 0.
•
If the problem persists, replace the cables or
Inverter.
EFO
Opt External Flt
External fault
(Communications/option)
•
An external fault was input from an Optional Com-
munications Card.
→
Reset the external fault from the Optional Com-
munications Card.
→
Remove the cause of the external fault input.
EF3
External Fault 3
External fault (Input terminal 3)
•
An external fault was input from a multi-function in-
put.
EF4
External fault (Input terminal 4)
ut.
→
Reset external fault inputs to the multi-function
EF5
External fault (Input terminal 5)
→
Reset external fault in uts to the multi-function
inputs.
EF6
External fault (Input terminal 6)
in uts.
→
Remove the cause of the external fault.
EF7
External fault (Input terminal 7)
→
Remove the cause of the external fault.
EF8
External fault (Input terminal 8)
E-15
SI-F/G Com Err
SYSMAC BUS
communications error.
An error occurred in the
SYSMAC BUS
communications line,
disrupting communications.
•
The communications line was broken, short-cir-
cuited, or wired in reverse.
→
Check the communications line and correct the
trouble.
•
Hardware on the Master end is faulty.
→
Check the Master and take necessary mea-
sures.
•
Communications data was damaged due to noise.
→
Use twisted-pair cables for communications
lines and ground all the shields on the Master
end.
•
The Optional Card was damaged.
→
If wiring is correct and if the problem persists,
replace the Optional Card.
Maintenance Operations
Chapter 8
Summary of Contents for SYSDRIVE 3G3FV
Page 1: ...USER S MANUAL High function General purpose Inverter SYSDRIVE 3G3FV Cat No I516 E1 4 ...
Page 16: ...Chapter 1 Introduction 1 1 Function 1 2 Nomenclature 1 3 New Functions 1 ...
Page 33: ...Chapter 2 Installation 2 1 Mounting 2 2 Wiring 2 ...
Page 112: ...Chapter 4 Trial Operation 4 1 Procedure 4 2 Operation Example 4 ...
Page 289: ...Chapter 7 Parameter Lists 7 1 Initialize Mode Parameters 7 2 Program Mode Parameter List 7 ...
Page 366: ...Chapter 9 Specifications 9 1 Inverter Specifications 9 2 Option Specifications 9 ...
Page 395: ...Chapter 10 Appendix 10 1 Notes on Using the Inverter for a Motor 10 ...