8-8-16 Cooling Fin Overheat Warning (OHF) .......................................................................................8-90
8-8-17 Low Current Signal (LOC)
.........................................................................................................8-90
8-8-18 Window Comparator/Disconnection Detection (AI1Dc) ............................................................8-91
8-8-19 2nd Control Selection Signal (SETM/SWM1)............................................................................8-92
8-8-20 Inverter Output Limiting (IOL, IOL2)..........................................................................................8-93
8-8-21 Low DC link bus voltage detection (U-EDC) .............................................................................8-93
8-8-22 AX Terminal Function (AX)........................................................................................................8-94
8-8-23 Minor Alarm Selection ...............................................................................................................8-95
8-8-24 Input Phase Loss Protection / Output Phase Loss Protection ..................................................8-98
8-8-25 Integrated power clear (KHC) ...................................................................................................8-98
8-9 Other Operation Functions .................................................................................................8-99
8-9-1 Carrier frequency ......................................................................................................................8-99
8-9-2 Automatic Carrier Frequency Reduction .................................................................................8-100
8-9-3 Starting Frequency and Stop Frequency ................................................................................8-100
8-9-4 Zero Speed Control.................................................................................................................8-101
8-9-5 Frequency Jump Function.......................................................................................................8-102
8-9-6 RUN Direction Limit Selection.................................................................................................8-103
8-9-7 Permission of RUN Command ................................................................................................8-103
8-9-8 Frequency Calculation Function..............................................................................................8-104
8-9-9 Frequency Addition Function ..................................................................................................8-104
8-9-10 UP/DOWN control ...................................................................................................................8-105
8-9-11 AVR .........................................................................................................................................8-106
8-9-12 Overexcitation Control during Deceleration ............................................................................8-107
8-9-13 PID Function ...........................................................................................................................8-108
8-9-14 Automatic Energy-saving Operation Function.........................................................................8-125
8-9-15 Commercial switch (CS)..........................................................................................................8-125
8-9-16 Output current fluctuation damping .........................................................................................8-129
8-9-17 Pulse Train Frequency Input ...................................................................................................8-129
8-9-18 LAD Cancel Function ..............................................................................................................8-132
8-9-19 Servo Lock Function ...............................................................................................................8-133
8-9-20 Droop Control..........................................................................................................................8-134
8-9-21 Magnetic Flux Level at Light Load ..........................................................................................8-134
8-9-22 Pre-excitation ..........................................................................................................................8-135
8-9-23 Forced Stop.............................................................................................................................8-137
8-9-24 Overload Stop Function ..........................................................................................................8-137
8-9-25 Battery Operation Enable Command (BATRY) .......................................................................8-139
8-9-26 Universal Terminal...................................................................................................................8-140
8-9-27 Protection/Maintenance Mode Selection Function..................................................................8-141
Section 9 Troubleshooting
9-1 Alarm Display and Remedies................................................................................................9-2
9-1-1 Alarm Display
..............................................................................................................................9-2
9-1-2 Alarm Code List...........................................................................................................................9-3
9-1-3 Minor Fault Code List ................................................................................................................9-25
9-1-4 Errors on a Communications Line.............................................................................................9-26
9-2 Troubleshooting...................................................................................................................9-29
Section 10 Maintenance and Inspection
10-1 Maintenance and Inspection...............................................................................................10-2
10-1-1 Daily Inspection
.........................................................................................................................10-2
10-1-2 Cleaning ....................................................................................................................................10-2
10-1-3 Periodic Inspection....................................................................................................................10-2
10-1-4 Daily/Periodic Inspection Items .................................................................................................10-3
10-1-5 Megger Test ..............................................................................................................................10-6
10-1-6 Withstand Voltage Test..............................................................................................................10-7
10-1-7 I/O Voltage/Current/Electric Power Measurement Method .......................................................10-7
10-1-8 Method for Ring Disconnection Maintenance and Inspection ...................................................10-9
CONTENTS
11
M1 Series EtherCAT Type User’s Manual (I670)
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