Toshiba VF-FS1 User Manual
Page 111

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.