Omron SYSDRIVE 3G3FV User Manual page 239

Advanced Operation
Be sure to set the jump frequency so that d3-03
Internal frequency reference
H Hold Reference Memory Selection (d4-01)
Parameter d4-01 selects whether the held frequency during motor operated potentiometer (MOP) sim-
ulation operation is stored when operation is stopped. MOP operation is enabled by making either of the
following settings for the multi-function inputs (H1-01 to H1-06).
Accel/decel ramp hold (set value: A)
UP command (set value: 10)/DOWN command (set value: 11) {MOP increase/decrease}
When hold status is established by these external signals, specify whether or not the output frequency
is to be retained.
When this function is enabled, operation is re-started after power-up using the frequency reference val-
ue that was retained.
Parameter Display name p y
number
d4-01 MOP Ref
Memory
This parameter cannot be changed during operation.
Explanation of Settings
Setting
0 Disabled. Held frequency during MOP operation is not retained. If a stop command is
given, or if power is removed, the frequency reference is reset to 0Hz. Restart after
operation stoppage or power-up begins at zero.
1 Enabled. Held frequency during MOP operation is retained. If a stop command is given,
or if power is removed, operation resumes at the held frequency reference when the run
command is restored.
For information regarding the accel/decel stop (HOLD) command and the UP and DOWN commands,
refer to 6-5-7 External Terminal Function (H) .
d3-02
d3-04
d3-03 d3-02
Setting g Units Default
range setting
0, 1 --- 0
d3-01.
Set frequency reference
d3-01
Valid access levels
V/f V/f with
Control PG
Advanced
Description
Chapter 6
Open Loop Flux
Vector Vector
6-65