Omron VARISPEED L7 Manual page 6

Output Terminal Functions .........................................................................6-56
Motor and V/f Pattern Setup ......................................................................6-59
Setting Motor Parameters for Induction Motors (Motor 1 and 2) .................................6-59
Setting Motor Parameters for PM Motors .................................................................... 6-62
Motor Rotation Direction Change ................................................................................6-63
Digital Operator/LED Monitor Functions ....................................................6-64
Setting Digital Operator/LED Monitor Functions ..........................................................6-64
Copying Parameters (JVOP-160-OY only) ..................................................................6-66
Prohibiting Overwriting of Parameters ......................................................................... 6-70
Setting a Password ...................................................................................................... 6-70
Displaying User-set Parameters Only .......................................................................... 6-71
PG Option Cards .......................................................................................6-72
PG Setup .....................................................................................................................6-72
Fault Detection .............................................................................................................6-74
Machine Data Copy Function ......................................................................................6-75
Rescue System .........................................................................................6-77
Automatic Fault Reset ...............................................................................6-81
Memobus Communications .......................................................................6-83
MEMOBUS Communications Configuration ................................................................6-83
Message Content ......................................................................................................... 6-83
Inverter Error Codes ....................................................................................................6-92
ENTER Command .......................................................................................................6-92
Communication Error Codes ....................................................................................... 6-93
7 Troubleshooting .................................................................... 7-1
Protective and Diagnostic Functions ...........................................................7-2
Fault Detection ...............................................................................................................7-2
Alarm Detection ............................................................................................................. 7-9
Operator Programming Errors ..................................................................................... 7-12
Auto-tuning Faults .......................................................................................................7-14
Digital Operator Copy Function Faults ......................................................................... 7-16
Machine Data Copy Function Faults ............................................................................ 7-17
Troubleshooting .........................................................................................7-18
If A Parameter Cannot Be Set ..................................................................................... 7-18
If the Motor Does Not Operate Properly ...................................................................... 7-19
If the Direction of the Motor Rotation is Reversed .......................................................7-19
If the Motor Stalls or Acceleration is Slow .................................................................... 7-19
If Motor Deceleration is Slow ....................................................................................... 7-20
Motor torque is insufficient. .......................................................................................... 7-20
If the Motor Overheats .................................................................................................7-20
If Peripheral Devices are Influenced by the Starting or Running Inverter .................... 7-21
If the Earth Leakage Breaker Operates When the Inverter is Running ....................... 7-21
If There is Mechanical Oscillation ................................................................................7-21
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