Toshiba TOSVERT VF-AS3, Instruction Manual

Page: 292 / 622

E6582062 
6. [Advanced] How to use parameters
6-50
4
4
6
9
<F295: Bumpless>
■ Function
This function is used to pass on the run/stop state and output frequency under the automatic
operation to the manual operation when a switch between the two operation modes is made.
When a switch from the manual to automatic operation is made, the operation status under the
manual operation is not passed on to the automatic operation.
■ Parameter setting
■ How to use
The [HAND/AUTO] key is used to make a switch between the manual and automatic operations.
• [HAND] indicates the panel operation at hand. (Manual operation)
• [AUTO] indicates the operation method selected by <CMOd: Run command select> or <FMOd:
Frequency command select 1> (or <F207: Frequency command select 2>). (Automatic operation)
■ Operation example
When <CMOd: Run command select> is "0: Terminal" under the automatic operation
6. 13 Bumpless operation
Title Parameter name Adjustment range Default setting
F295 Bumpless 0: Disabled
1: Enabled 0
0: Disabled
1: Enabled
0.0Hz STOP
13:13
F295 : Bumpless
ON
Automatic operation
Output
frequency
Internal run
command
Frequency command
of automatic operation
Terminal [F]
Output
frequency
Internal run
command
Terminal [F]
Manual operation
Automatic operation Manual operation
[HAND/AUTO]
key
[HAND/AUTO]
key
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
When switching from automatic
operation to manual operation,
operation frequency, run/stop state at
the time remains while moving to
manual operation.
In case of example on the left,
operation continues.
When switching from manual operation
to automatic operation, run/stop state
and operation frequency is decided from
the state of automatic operation.
In case of example on the left, operation
continues, since the automatic operation
is in operation state at switching.