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IV
2.12.1 Maintenance output function (H1, H2 ) ..................................................... 122
2.12.2 Current average value monitor signal (H3, H4, H5)................... 123
2.13 Calibration parameters......................................................... 126
2.13.1 Meter (frequency meter) calibration (C1 )................................................. 126
2.14 Clear parameters................................................................... 129
2.14.1 Parameter clear (CLr ) .............................................................................. 129
2.14.2 Alarm history clear (ECL )......................................................................... 129
2.15 Communication parameters................................................. 130
2.15.1 Communication settings (n1 to n7 , n11 ) ................................................ 132
2.15.2 Operation and speed command source (n8 , n9 ) .................................... 147
2.15.3 Link startup mode selection (n10 )............................................................ 148
2.15.4 E2PROM write selection (n12 )................................................................. 150
2.16 Parameter unit (FR-PU04) setting........................................ 151
2.16.1 PU display language selection (n13 ) ....................................................... 151
2.16.2 PU buzzer control (n14 )........................................................................... 151
2.16.3 PU contrast adjustment (n15 ).................................................................. 152
2.16.4 PU main display screen data selection (n16 )........................................... 152
2.16.5 Disconnected PU detection/PU setting lock selection (n17 ).................... 153
3. PROTECTIVE FUNCTIONS 155
3.1 Errors (Alarms)......................................................................156
3.1.1 Error (alarm) definitions ............................................................................ 157
3.1.2 To know the operating status at the occurrence of alarm
(only when FR-PU04 is used)................................................................... 165
3.1.3 Correspondence between digital and actual characters........................... 165
3.1.4 Resetting the inverter................................................................................ 165
3.2 Troubleshooting....................................................................166
3.2.1 Motor remains stopped............................................................................. 166
3.2.2 Motor rotates in opposite direction............................................................ 167
3.2.3 Speed greatly differs from the setting ....................................................... 167
3.2.4 Acceleration/deceleration is not smooth ................................................... 167
3.2.5 Motor current is large................................................................................ 167
3.2.6 Speed does not increase.......................................................................... 167
3.2.7 Speed varies during operation.................................................................. 167
3.2.8 Operation mode is not changed properly.................................................. 168
3.2.9 Operation panel display is not operating................................................... 168
3.2.10 Parameter write cannot be performed ...................................................... 168