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Toshiba VF-FS1 User Manual

Page 111

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E6581381

F-15

6

[Parameter setting]

Title

Function

Adjustment range

Default setting

HOQF

Frequency setting mode selection 1

1: VIA
2: VIB
3: Operation panel
4: Serial communication
5: UP/DOWN from external

contact

1

H

Frequency priority selection

0: HOQF(Switchable to H

by the input terminal)

1: HOQF (H for output

frequencies equal to or lower
than 1.0 Hz)

0

H

Frequency setting mode selection 2

1: VIA
2: VIB
3: Operation panel
4: Serial communication
5: UP/DOWN from external

contact

2

1) External switching (Input terminal function 38 : FCHG enabled)

Frequency priority selection parameter H

=

Switching between the command specified with HOQF and H can be made by entering a command
from a terminal board.
To do so, however, the frequency command forced switching function (input terminal function selection: 38)
needs to be set beforehand to an input terminal board.
If an OFF command is entered to the input terminal board: The command specified with HOQF will be
selected.
If an ON command is entered to the input terminal board: The command specified with H will be
selected.

2) Automatic switching by frequency command

Frequency priority selection parameter H =

The switching between the command specified with HOQF and H is done automatically according to
the frequency command entered.
If the frequency set with HOQF is above 1Hz: The command specified with HOQF will be selected.
If the frequency set with HOQF is 1Hz or less: The command specified with H will be selected.