Flushing Parameters - Vacon 100 flow Applications Manual

VACON · 246
P3.3.4.3 MOTOR POTENTIOMETER RAMP TIME (ID 331)
Use this parameter to set the rate of change in the motor potentiometer reference when it is
increased or decreased.
The parameter value is entered as Hz/second.
P3.3.4.4 MOTOR POTENTIOMETER RESET (ID 367)
Use this parameter to set the logic for the resetting of the frequency reference of the motor
potentiometer.
This parameter defines when the reference of the motor potentiometer is set to 0.
There are 3 selections in the reset function: no reset, reset when the drive stops, or reset
when the drive is powered down.
Selection
number
0
1
2
10.4.4

FLUSHING PARAMETERS

Use the Flushing function to momentarily overridide the normal control. With the function
you can flush the pipeline or operate the pump manually at the preset constant speed, for
example.
The Flushing function starts the drive at a selected reference without a start command no
matter the control place.
P3.3.6.1 FLUSHING REFERENCE ACTIVATION (ID 530)
Use this parameter to select the digital input signal that activates the Flushing function.
The flushing frequency reference is bidirectional and a reverse command does not have an
effect on the direction of the flushing reference.
NOTE!
When you activate the digital input, the drive starts.
P3.3.6.2 FLUSHING REFERENCE (ID 1239)
Use this parameter to set the frequency reference of the drive when the Flushing function is
used.
The reference is bidirectional and a reverse command does not have an effect on the
direction of the flushing reference. The reference for the forward direction is specified as a
positive value and the reverse direction is specified as a negative value.
10
Selection name
The last motor potentiometer frequency reference is kept
No reset through the stop state and kept in memory if a powerdown
occurs.
The motor potentiometer frequency reference is set to 0
Stop state when the drive goes to the stop state, or when the drive is
powered down.
The motor potentiometer frequency reference is set to 0 only
Powered down
when a powerdown occurs.
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PARAMETER DESCRIPTIONS
Description