Mitsubishi Electronics FR-A701 사용자 설명서
20/28
BCN-C22005-675
3
Extended parameter setting ranges (Pr. 263, Pr. 505, Pr. 885)
(1) Power failure-time deceleration-to-stop function
(2) Speed display and speed setting
(3) Regeneration avoidance function
The setting ranges of the following parameters have been extended.
Parameter
Number
Name
Initial
Value
Value
Setting
Range
Description
263
Subtraction starting
frequency
frequency
60 Hz
0 to 400 Hz
When output frequency ≥ Pr. 263
Decelerate from the speed obtained from output
frequency minus Pr. 262.
frequency minus Pr. 262.
When output frequency < Pr. 263
Decelerate from output frequency
9999
Decelerate from the speed obtained from output
frequency minus Pr. 262.
frequency minus Pr. 262.
Parameter
Number
Name
Initial
Value
Value
Setting
Range
Description
505
Speed setting
reference
reference
60 Hz
1 to 400 Hz Set the reference speed for Pr. 37.
Parameter
Number
Name
Initial
Value
Value
Setting
Range
Description
885
Regeneration
avoidance
compensation
frequency limit value
avoidance
compensation
frequency limit value
6 Hz
0 to 30 Hz
Set the limit value of frequency which rises at
activation of regeneration avoidance function.
activation of regeneration avoidance function.
9999
Frequency limit invalid
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