Safety precautions ......................................................................................................................................................... 1

1. Read first ....................................................................................................................................................................... A-1

1.1

Check product purchase .................................................................................................................................... A-1

1.2

Contents of the product ..................................................................................................................................... A-2

1.3

Names and functions ......................................................................................................................................... A-3

1.4

Notes on the application .................................................................................................................................... A-21

2. Connection .................................................................................................................................................................... B-1

2.1

Cautions on wiring ............................................................................................................................................. B-1

2.2

Standard connections ........................................................................................................................................ B-3

2.3

Description of terminals ..................................................................................................................................... B-6

3. Operations ..................................................................................................................................................................... C-1

3.1

Simplified Operation of the VF-S15 ................................................................................................................... C-2

3.2

How to operate the VF- S15 .............................................................................................................................. C-6

4. Setting parameters ........................................................................................................................................................ D-1

4.1

Setting and Display Modes ................................................................................................................................ D-1

4.2

How to set parameters ....................................................................................................................................... D-3

4.3

Functions useful in searching for a parameter or changing a parameter setting ................................................ D-7

4.4

Checking the region settings selection .............................................................................................................. D-13

4.5

EASY key function ............................................................................................................................................. D-15

5. Main parameters ............................................................................................................................................................ E-1

5.1

Meter setting and adjustment ............................................................................................................................ E-1

5.2

Setting acceleration/deceleration time ............................................................................................................... E-4

5.3

Maximum frequency .......................................................................................................................................... E-5

5.4

Upper limit and lower limit frequencies .............................................................................................................. E-6

5.5

Base frequency .................................................................................................................................................. E-7

5.6

Setting the electronic thermal ............................................................................................................................ E-8

5.7

Preset-speed operation (speeds in 15 steps) .................................................................................................... E-14

5.8

Switching between two frequency commands ................................................................................................... E-17

5.9

Auto-restart (Restart of coasting motor) ............................................................................................................. E-19

5.10

Changing operation panel display ...................................................................................................................... E-21

6. Other parameters ........................................................................................................................................................... F-1

6.1

Parameters useful for setting and adjustments .................................................................................................. F-2

6.2

Selection of operation mode .............................................................................................................................. F-12

6.3

Selecting control mode ...................................................................................................................................... F-17

6.4

Manual torque boost - increasing torque boost at low speeds ........................................................................... F-24

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Contents

E6581926