18 forced fire-speed control function – Toshiba VF-FS1 User Manual

Page 164

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6

6.18 Forced fire-speed control function

H

: Forced fire-speed control function

H

: Forced fire-speed setting frequency

• Function

Forced fire-speed control is used when operating the motor at the specified frequency in case of an
emergency. Two kind of operation are selectable by assignment of terminal board function.
(1)Input terminal function 52 (FORCE) : Input signal is kept to hold once signal is ON.

Motor runs at the speed set by the parameter

“H”.

Motor does not stop in the event of the occurrence of a soft fault.

(2)Input terminal function 53 (FIRE) : Input signal is kept to hold once signal is ON.

Motor runs at the speed set by the parameter

“H”.

Note: Both cases need to power off in order to stop.

[Parameter setting]

Title

Function

Adjustment range

Default setting

H

Forced fire-speed control selection

0: Disabled
1: Enabled

0

H

Forced fire-speed setting frequency

NNWN

50.0

When setting the parameter “H”, “HKTG” is displayed by pressing key. It can be set by
continuing the key for 2 seconds.

[Setting the forced operation input terminal (RES-CC)]

The control terminal “RES” (The default setting is “4” (reset function)) shall be assigned to “2” (Forced
operation function ).

Title

Function

Adjustment range

Setting value

H

Input terminal selection 3 (RES)

0 - 71

52

( Forced

operation 2 )

ENT

ENT

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