xv
Stopping the Inverter by Notifying Programming Device Errors to the Inverter
(External Fault Function) ..............................................................................................6-87
Output Terminal Functions..........................................................................6-88
Monitor Constants.......................................................................................6-90
Using the Analog Monitor Constants ............................................................................6-90
Using Pulse Train Monitor Contents .............................................................................6-93
Individual Functions....................................................................................6-95
Using MEMOBUS Communications .............................................................................6-95
Using the Timer Function............................................................................................6-107
Using PID Control .......................................................................................................6-108
Energy-saving.............................................................................................................6-117
Setting Motor Constants .............................................................................................6-119
Setting the V/f Pattern.................................................................................................6-121
Torque Control (SPEC: E or Later Only) ....................................................................6-128
Speed Control (ASR) Structure ..................................................................................6-135
Increasing the Speed Reference Response (Feed Forward Control)
(SPEC: E or Later Only) .............................................................................................6-141
Droop Control Function (SPEC: E or Later Only) .......................................................6-142
Zero-servo Function (SPEC: E or Later Only) ............................................................6-144
Digital Operator Functions........................................................................6-147
Setting Digital Operator Functions..............................................................................6-147
Copying Constants .....................................................................................................6-150
Prohibiting Writing Constants from the Digital Operator .............................................6-154
Setting a Password.....................................................................................................6-154
Displaying User-set Constants Only ...........................................................................6-155
Options .....................................................................................................6-156
Performing Speed Control with PG.............................................................................6-156
Using Digital Output Boards .......................................................................................6-160
Using an Analog Reference Board (SPEC: E or Later Only)......................................6-162
Using a Digital Reference Board (SPEC: E or Later Only) .........................................6-163
Using Inverters for Elevating Machines ....................................................6-168
Brake ON/OFF Sequence...........................................................................................6-168
Stall Prevention during Deceleration...........................................................................6-170
Autotuning...................................................................................................................6-170
Braking Resistor Overheating Protection....................................................................6-170
Momentary Power Loss Restart .................................................................................6-170
Torque Limit ................................................................................................................6-170
I/O Open-phase Protection and Overtorque Detection...............................................6-171
External Baseblock Signal ..........................................................................................6-171
Acceleration/Deceleration Time..................................................................................6-171
Magnetic Contactor on the Inverter’s Output-side ......................................................6-171
Control-related Adjustments .......................................................................................6-172
Reducing Shock during Elevating Machine Start, Stop, Acceleration,
and Deceleration.........................................................................................................6-174
Confirming Startup Current and Reducing Carrier Frequency....................................6-177