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Toshiba Tosvert VF-AS1 User Manual

Page 155

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E6581301

F-43

6

[Parameter setting]

Title

Function

Adjustment range

Default setting

H

Power running torque limit 1 selection

:VI/II (voltage/current input)

:RR/S4 (potentiometer/voltage

input)

:RX (voltage input)

:H

H

Power running torque limit 1 level

~% %:Disabled

%

H

Regenerative braking torque limit 1
selection

:VI/II (voltage/current input)

:RR/S4 (potentiometer/voltage

input)

:RX (voltage input)

:H

H

Regenerative braking torque limit 1 level

~% %:Disabled

%

Using parameters, four different torque limits can be set for each operating status: power running and
regenerative braking. Refer to Section 7.2.1 for the setting for switching from the terminal board.

Power running torque limit 1 – H

Regenerative braking torque limit 1 – H

Power running torque limit 2 – H

Regenerative braking torque limit 2 – H

Power running torque limit 3 – H

Regenerative braking torque limit 3 – H

Power running torque limit 4 – H

Regenerative braking torque limit 4 – H

Note:If the value set with H (stall prevention level) is smaller than the torque limit, then the value set with

H

acts as the torque limit.

(2) When setting limits to torque, using external signals

+250% torque

-250% torque

Power
running

Regenerative

Forward run

Regenerative

Power
running

Reverse run

Positive torque

Negative torque

The torque limits can be changed arbitrarily by means of external signals.

[Selection of external signals]

H

, H

RR/S4 -CC – 0~10V

RX-CC – 0~±10V

VI/II-CC – 0~10V

VI/II-CC – 4(0)~20mA

Voltage signals

Current signals