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minal, and DOWN (frequency down signal input from external contact) are assigred to the S2 and CLR (fre- quency up/down clear signal input from external contact) are assigned to the S3 terminals respectively.

Frequencies can be changed by input to the S1 and S2 terminals. 4-20mA current input operation

( )

Used for setting frequencies with 4-20mA current input. Priority is given to current input and FCHG (fre- quency command forced switching) and ST (standby terminal) are assigned to the S2 and S3 terminals re- spectively. Remote/manual control (by different frequency commands) can be switched by input to the S2 terminal. The S3 terminal can also be used for coast stop.

5.5Selection of operation mode

 

 

: Command mode selection

 

 

 

 

 

: Frequency setting mode selection

 

 

 

 

 

 

 

 

 

 

Function

 

 

5

These parameters are to program which command to the inverter (from operation panel or terminal board)

will be given priority in running/stopping the operation and in frequency setting (internal potentiometer, op-

eration panel or terminal board).

 

 

 

 

<Command mode selection>

 

 

 

 

Title

 

Function

Adjustment range

Default setting

 

 

 

 

 

 

 

 

 

 

Command mode selection

0: Terminal board

1

 

 

 

 

1: Operation panel

 

 

 

 

 

 

 

 

[Setting value]

: Terminal board ON and OFF of an external signal Runs and stops operation. operation

:

Operation panel

Press the

and

keys on the operation panel to Run and stop a run.

operation

Performs the Run and stop of a run when the optional expansion panel is used.

 

*There are two types of function: the function that conforms to commands selected by , and the func- tion that conforms only to commands from the terminal board. See the table of input terminal function selection in Chapter 11.

*When priority is given to commands from a linked computer or terminal board, they have priority over the set-

ting of .

<Frequency setting mode selection>

Title

Function

Adjustment range

Default setting

 

 

 

 

 

Frequency setting mode selection

0: Terminal board

2

 

1: Operation panel

 

 

2: Internal potentiometer

 

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Image 67
Toshiba VF-S9 manual Selection of operation mode, Command mode selection Frequency setting mode selection