(A) Application parameters
Parameters
5 - 342
5.11.4 Cleaning
function
This is a function to remove stains or foreign matter on the impellers or fans of pumps by setting a for-
ward/reverse rotation sequence.
Outline of the cleaning operation
●
Setting a number in Pr. 1470 "Number of cleaning times setting" enables the cleaning function.
●
The cleaning operation is started when the trigger set in Pr. 1471 or Pr. 1479 occurs, or when X98
signal turns ON.
When the cleaning is started initially, the operation in the opposite direction to the start command
is performed.
Pr.
Name
Initial value
Setting range Description
1469
A420
Number of cleaning times
monitor
0
0 to 255
Displays the number of cleaning times.
(Read-only)
1470
A421
Number of cleaning times
setting
0
0 to 255
Set the number of cleaning times.
1471
A422
Cleaning trigger selection
0
0 to 15
Select the condition to start cleaning.
1472
A423
Cleaning reverse rotation
frequency
30 Hz
0 to 590 Hz
Set the reverse rotation frequency for
cleaning operation.
1473
A424
Cleaning reverse rotation
operation time
5 s
0 to 3600 s
Set the operating time after the cleaning
reverse rotation frequency is reached.
1474
A425
Cleaning forward rotation
frequency
9999
0 to 590 Hz
Set the forward rotation frequency for
cleaning operation.
9999
As set in Pr.1472.
1475
A426
Cleaning forward rotation
operation time
9999
0 to 3600 s
Set the operating time after the cleaning
forward rotation frequency is reached.
9999
As set in Pr.1473.
1476
A427
Cleaning stop time
5 s
0 to 3600 s
Set the stop time when the rotation is
switched from forward to reverse or from
reverse to forward.
1477
A428
Cleaning acceleration time
9999
0 to 3600 s
Set the acceleration time during cleaning.
9999
Acceleration time for normal operation
1478
A429
Cleaning deceleration time
9999
0 to 3600 s
Set the deceleration time during cleaning.
9999
Deceleration time for normal operation
1479
A430
Cleaning time trigger
0
0
Time trigger disabled
0.1 to 6000 h
Cleaning is performed at a set time interval.
I003036E
Fig. 5-155:
Signal timing for cleaning operation
Y215
STF
0
1
2
3
Output
frequency
ON
Time
Pr. 8
The cleaning operation is
terminated when the number of
cleaning operation times
reaches the Pr. 1470 setting.
ON
ON
ON
A trigger generated during the cleaning
operation does not affect the operation.
Pr. 1474
0 Hz
Pr. 1472
Pr. 1469
Pr. 1476
Trigger
Pr. 1475
Pr. 1478
Pr. 7
Pr. 1476
Pr. 1476
Pr. 1476
Pr. 1477
Pr. 1473
Pr. 1478
Normal
operation
Cleaning operation
Pr. 1477
OFF
Содержание FR-F800
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Страница 28: ...Related manuals Introduction 1 8 ...
Страница 104: ...Connection of stand alone option units Installation and wiring 2 76 ...
Страница 162: ...Basic operation procedure JOG operation Basic operation 4 32 ...
Страница 720: ...Checking parameters changed from their initial values Initial value change list Parameters 5 558 ...
Страница 780: ...Measurement of main circuit voltages currents and powers Precautions for maintenance and inspection 7 20 ...
Страница 806: ...Outline dimension drawings Specifications 8 26 ...
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