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Toshiba Tosvert VF-AS1 User Manual

Page 122

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E6581301

F-10

6

Setting of switching terminals

The V/f1, V/f2, V/f3 and V/f4 switching function is not yet assigned to any terminal. Therefore, it is necessary to
assign them to unused terminals.

Ex.) Assigning the V/f switching 1 function to S1 and the V/f switching 2 function to S2.

Title

Function

Adjustment range

Example of setting

H

Input terminal function selection 5 (S1)

~

(V/f switching 1)

H

Input terminal function selection 6 (S2)

~

(V/f switching 2)

S1: V/f switching 1

S2: V/f switching 2

CC

S1-CC

S2-CC

V/f

Parameters selected

OFF

OFF

Base frequency 1

: XN

Base frequency
voltage 1

: XNX

Manual torque boost 1 : XD
Thermal protection 1 : VJT

ON

OFF

Base frequency 2

: H

Base frequency
voltage 2

: H

Manual torque boost 2 : H
Thermal protection 2 : H

OFF

ON

Base frequency 3

: H

Base frequency
voltage 3

: H

Manual torque boost 3 : H
Thermal protection 3 : H

ON

ON

Base frequency 4

: H

Base frequency
voltage 4

: H

Manual torque boost 4 : H
Thermal protection 4 : H

+Select V/f1 when using the vector control and the V/f-5 point setting.

Selecting V/f2,.V/f3, or V/f4 disables vector control but enables the V/f constant control.

+ By using “My function,” torque limits and acceleration/deceleration modes can be switched along with V/f

switching.

Note:With the operation panel or communication, the acceleration/deceleration switching (H) can be set.
* This function is active only in operation panel operation mode.