Display The Motor Speed And The Load Speed; Column Number Below Decimal Point Of Frequency, Acc/Dec Time - Toshiba TOSVERT VF-P7 Instruction Manual

Inverter for fan and pump applications
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6.29.3 Display the motor speed and the load speed

 :Frequency free unit magnification
・Function
This parameter is used to convert the monitored or parameter-set frequency into the
rotating speed of the motor or the speed of the load.
■Value displayed
The LED displays the value obtained by multiplying the monitored or parameter-set frequency by
the value set with .
Displayed value=Monitored frequency or frequency set with a parameter× Value set with 
Note) If the display value is more than ,4digit from the left and  are displayed
alternately. (Ex. alternate display "⇔" for the value .)
■Examples of setting
1) Display of the rotating speed of the motor
To switch from the operation frequency (default setting: 60 Hz) to the rotating speed of the 4P motor
-1
(1800 min
)

 = (OFF)
2) Display of the speed of the load
To switch from the operation frequency (default setting: 60 Hz) to the speed of the load (6 m/min-1.)

 = (OFF)
[Parameter setting]
Title
Frequency free unit magnification

Note: This parameter is to display the value obtained by multiplying the output frequency of the
inverter by an integer. Therefore, the value calculated from the output frequency is always
displayed regardless of fluctuations of the rotating speed of the motor due to fluctuations of
the load.

6.29.4 Column number below decimal point of Frequency, Acc/dec time

 :Decimal place number of frequency
 :Decimal place number of Acceleration/deceleration time
・Function
These parameters are used to change the number of decimal places of the monitored or
parameter-set frequency, acceleration time or deceleration time displayed.
■Example of setting
Title
Decimal place number of

frequency
(×  = )
Function
Adjustment
Function
: 1 [Hz]
: 0.1 [Hz]
: 0.01 [Hz]
F-66

 =  

 =  
(×  =   )
Adjustment range
: OFF, ∼
Default
range
setting
Default setting
Value displayed after
change (example)




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