xiii
Droop Control Function...............................................................................................6-127
Zero-servo Function....................................................................................................6-128
Digital Operator Functions........................................................................6-132
Setting Digital Operator Functions..............................................................................6-132
Copying Constants .....................................................................................................6-135
Prohibiting Writing Constants from the Digital Operator .............................................6-139
Setting a Password.....................................................................................................6-140
Displaying User-set Constants Only ...........................................................................6-141
Options .....................................................................................................6-142
Performing Speed Control with PG.............................................................................6-142
Using Digital Output Cards .........................................................................................6-146
Using an Analog Reference Card ...............................................................................6-148
Using a Digital Reference Card ..................................................................................6-149
7
Troubleshooting ..................................................................... 7-1
Protective and Diagnostic Functions ............................................................7-2
Fault Detection................................................................................................................7-2
Alarm Detection ..............................................................................................................7-9
Operation Errors ...........................................................................................................7-13
Errors During Autotuning .............................................................................................7-15
Errors when Using the Digital Operator Copy Function................................................7-16
Troubleshooting ..........................................................................................7-17
If Constant Constants Cannot Be Set ...........................................................................7-17
If the Motor Does Not Operate......................................................................................7-18
If the Direction of the Motor Rotation is Reversed ........................................................7-19
If the Motor Does Not Put Out Torque or If Acceleration is Slow ..................................7-20
If the Motor Operates Higher Than the Reference .......................................................7-20
If the Slip Compensation Function Has Low Speed Precision......................................7-20
If There is Low Speed Control Accuracy at High-speed Rotation in Open-loop Vector
Control Mode ................................................................................................................7-21
If Motor Deceleration is Slow ........................................................................................7-21
If the Motor Overheats ..................................................................................................7-22
If There is Noise When the Inverter is Started or From an AM Radio...........................7-22
If the Ground Fault Interrupter Operates When the Inverter is Run..............................7-23
If There is Mechanical Oscillation .................................................................................7-23
If the Motor Rotates Even When Inverter Output is Stopped........................................7-24
If 0 V is Detected When the Fan is Started, or Fan Stalls.............................................7-24
If Output Frequency Does Not Rise to Frequency Reference ......................................7-24
8
Maintenance and Inspection.................................................. 8-1
Maintenance and Inspection.........................................................................8-2
Outline of Maintenance...................................................................................................8-2
Daily Inspection ..............................................................................................................8-2
Periodic Inspection .........................................................................................................8-2
Содержание VARISPEED G7 -
Страница 3: ......
Страница 11: ...viii...
Страница 33: ...1 16...
Страница 105: ...4 20...
Страница 349: ...6 154...
Страница 375: ...7 26...
Страница 413: ...10 24...
Страница 417: ......