Document Outline

• Cover
• I. Safety precautions
• II. Introduction
• Contents
• 1. Read first
  • 1.1 Check product purchase
  • 1.2 Contents of the product
  • 1.3 Structure of the main body
  • 1.4 Notes on the application
• 2. Connection equipment
  • 2.1 Cautions on wiring
  • 2.2 Standard connections
  • 2.3 Description of terminals
• 3. Operations
  • 3.1 Setting/monitor modes
  • 3.2 Simplified operation of the VF-AS1
• 4. Searching and setting parameters
  • 4.1 How to set parameters
  • 4.2 Functions useful in searching for a parameter or changing a parameter setting
• 5. Basic parameters
  • 5.1 History function
  • 5.2 Setting acceleration/deceleration time
  • 5.3 Increasing starting torque
  • 5.4 Setting parameters by operating method
  • 5.5 Selection of operation mode
  • 5.6 Selecting control mode
  • 5.7 Manual torque boost–increasing torque boost at low speeds
  • 5.8 Base frequency
  • 5.9 Maximum frequency
  • 5.10 Upper limit and lower limit frequencies
  • 5.11 Setting frequency command characteristics
  • 5.12 Preset speed operation (speeds in 15 steps)
  • 5.13 Selecting forward and reverse runs (operation panel only)
  • 5.14 Setting the electronic thermal
  • 5.15 Changing the display unit % to A (ampere)/V (volt)
  • 5.16 Meter setting and adjustment
  • 5.17 PWM carrier frequency
  • 5.18 Trip-less intensification
  • 5.19 Dynamic (regenerative) braking - For abrupt motor stop
  • 5.20 Standard default setting
  • 5.21 Searching for all reset parameters and changing their settings
  • 5.22 EASY key function
• 6. Extended parameters
  • 6.1 Input/output parameters
  • 6.2 Input signal selection
  • 6.3 Terminal function selection
  • 6.4 Basic parameters 2
  • 6.5 V/f 5-point setting
  • 6.6 Speed/torque command gain and bias
  • 6.7 Operation frequency
  • 6.8 DC braking
  • 6.9 Auto-stop in case of lower-limit frequency continuous operation
  • 6.10 Jog run mode
  • 6.11 Setting frequency via external contact input (Up/Down frequency setting)
  • 6.12 Jump frequency - jumping resonant frequencies
  • 6.13 Preset speed operation frequencies
  • 6.14 Trip-less intensification
  • 6.15 Drooping control
  • 6.16 Light-load high-speed operation function
  • 6.17 Braking function
  • 6.18 Acceleration/deceleration suspend function
  • 6.19 Commercial power/inverter switching
  • 6.20 PID control
  • 6.21 Stop position control function
  • 6.22 Setting motor constants
  • 6.23 Increasing the motor output torque further in low speed range
  • 6.24 Torque control
  • 6.25 Torque limit
  • 6.26 Stall prevention function
  • 6.27 Current and speed control gain
  • 6.28 Fine adjustment of frequency setting signal
  • 6.29 Operating a synchronous motor
  • 6.30 Acceleration/deceleration 2
  • 6.31 Pattern operation
  • 6.32 Preset speed mode
  • 6.33 Protection functions
  • 6.34 Override
  • 6.35 Adjustment parameters
  • 6.36 Operation panel parameter
  • 6.37 Tracing functions
  • 6.38 Communication function
  • 6.39 My function
  • 6.40 Traverse function
  • 6.41 Instruction manuals for optionally available devices and special functions
• 7. Operation with external signal
  • 7.1 External operation
  • 7.2 Applied operation with input and output signals (operation by terminal board)
  • 7.3 Setup of external speed command (analog signal)
• 8. Monitoring the operation status
  • 8.1 Screen composition in the status monitor mode
  • 8.2 Monitoring the status
  • 8.3 Changing status monitor function
  • 8.4 Display of trip information
  • 8.5 Display of alarm, pre-alarm, etc.
• 9. Taking measures to satisfy the CE/UL/CSA standards
  • 9.1 How to cope with the CE standard
  • 9.2 Measures to be taken to satisfy the UL/CSA standards
• 10. Selection of peripheral devices
  • 10. 1 Selection of wiring materials and devices
  • 10. 2 Installation of a magnetic contactor
  • 10. 3 Installation of an overload relay
  • 10. 4 Application and functions of options
• 11. Table of parameters
• 12. Specifications
  • 12.1 Models and their standard specifications
  • 12.2 Outside dimensions and mass
• 13. Before making a service call - Trip information and remedies
  • 13.1 Trip causes/warnings and remedies
  • 13.2 Method of resetting causes of trip
  • 13.3 If the motor does not run while no trip message is displayed...
  • 13.4 How to check other troubles
• 14. Inspection and maintenance
  • 14.1 Regular inspection
  • 14.2 Periodical inspection
  • 14.3 Making a call for servicing
  • 14.4 Keeping the inverter in storage
• 15. Warranty
• 16. Disposal of the inverter
• Back cover