Hitachi WJ Series User Manual page 14

9.10 Using System Protection Functions ........................................................................................... 9-10-1
9.10.1 Adjusting Carrier Frequency ................................................................................................. 9-10-1
9.10.2 Automatically Reducing Carrier Frequency ....................................................................... 9-10-2
9.10.3 Externally Tripping the Inverter ............................................................................................ 9-10-3
9.10.4 Preventing Unattended Start at Power-on ......................................................................... 9-10-4
9.10.5 Avoiding Mechanical Resonance of Motor and Machine ................................................. 9-10-5
9.10.6 Selecting Cooling Fan Operation ......................................................................................... 9-10-6
9.10.7 Monitoring Motor Temperature ........................................................................................... 9-10-7
9.11 Outputting Warning Signals to Terminals .................................................................................. 9-11-1
9.11.1 Outputting an Alarm Signal ................................................................................................... 9-11-1
9.11.2 Outputting a Major Failure Signal ........................................................................................ 9-11-2
9.11.3 Outputting a Warning When Overload Occurs .................................................................. 9-11-3
9.11.4 Outputting a Warning When Current Is Low ...................................................................... 9-11-4
9.11.5 Outputting a Warning before Electronic Thermal Protection .......................................... 9-11-5
9.11.6 Outputting a Warning When Cooling Fin Temperature Rises.......................................... 9-11-6
9.11.7 Outputting a Warning for Capacitor Life on the Control Board ...................................... 9-11-7
9.11.8 Outputting a Warning for Cooling Fan Life ......................................................................... 9-11-8
9.11.9 Outputting a Warning When RUN Time or Power-on Time Elapses ............................... 9-11-9
9.11.10 Detecting Analog Input Disconnection/Out of Range ................................................. 9-11-10
9.12 Outputting Running Status to Terminals ................................................................................... 9-12-1
9.12.1 Outputting a Signal during Running .................................................................................... 9-12-1
9.12.2 Outputting a Signal during Forward/Reverse Running .................................................... 9-12-2
9.12.3 Outputting a Signal When RUN Command Is Given ......................................................... 9-12-3
9.12.4 Outputting a Signal When Inverter Is Ready to Run .......................................................... 9-12-4
9.13 Outputting Signals According to the Output Frequency.......................................................... 9-13-1
9.13.1 Outputting a Signal When the Output Frequency Reaches the Target .......................... 9-13-1
9.13.2 Outputting a Signal When the Output Frequency Exceeds the Set Value ..................... 9-13-2
9.13.3 Outputting a Signal When the Output Frequency Is Close to the Set Value ................. 9-13-3
9.13.4 Outputting a Signal When the Output Frequency is Close to 0 Hz ................................ 9-13-4
9.13.5 Outputting a Signal by Combining Two Output Signals ................................................... 9-13-5
9.14 Performing Positioning Operation (Simple Position Control Function) .................................. 9-14-1
9.14.1 Overview of Simple Position Control Function and Basic Settings ................................. 9-14-1
9.14.2 Performing Homing Function during Positioning Operation ........................................... 9-14-8
9.14.3 Operating by Switching between Speed Control and Position Control ....................... 9-14-12
9.14.4 Operating Simple Position Control with Brake Control .................................................. 9-14-13
9.15 Functions with External Signal Input ......................................................................................... 9-15-1
9.15.1 Using External I/O Input Signal Functions ......................................................................... 9-15-1
9.15.2 Adjusting I/O Input Signal Response .................................................................................. 9-15-3
9.15.3 Adjusting the Analog Input ................................................................................................... 9-15-4
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