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PARAMETERS
107
Note:
Either "3" or "4" may be set to select the PU/external combined operation.
These settings differ in starting method.
(1) Switch-over mode
During operation, you can change the current operation mode to another operation
mode.
Operation Mode
Switching
Switching Control/Operating Status
External operation to PU
operation
1) Operate the control panel keys to select the PU operation
mode.
"
Rotation direction is the same as that of external operation.
"
Set frequency is the same as the external frequency setting
signal value. (Note that the setting will disappear when
power is switched off or the inverter is reset.)
External operation to
computer link operation
(Net mode communication)
1) Mode change command to computer link mode is transmitted
from the computer.
"
Rotation direction is the same as that of external operation.
"
Set frequency is as set by the potentiometer (frequency
setting potentiometer). (Note that the setting will disappear
when power is switched off or the inverter is reset.)
PU operation to external
operation
1) Operate the control panel keys to select the external operation
mode.
"
Rotation direction is determined by the external operation
input signal.
"
Set frequency is determined by the external frequency
setting signal.
PU operation to computer
link operation
(Net mode communication)
1) Mode change command to computer link mode is transmitted
from the computer.
"
Rotation direction and set frequency are the same as those
of PU operation.
Computer link operation
(Net mode communication)
to external operation
1) The switch-over command to the external mode is sent from
the computer.
"
Rotation direction is determined by the external operation
input signal.
"
Set frequency is determined by the external frequency
setting signal.
Computer link operation
(Net mode communication)
to PU operation
1) Operate the control panel keys to select the PU operation
mode.
"
Rotation direction and set frequency are the same as those
of computer link operation.
*Refer to page 117 for computer link operation (NET mode communication).
4