Mitsubishi FR-A500 Series - High-Speed Frequency Control (Pr. 271 to Pr. 274)

PARAMETERS
162
Pr. 4 "multi-seed setting (high speed)"
Pr. 5 "multi-seed setting (middle
speed)"
Pr. 6 "multi-seed setting (low speed)"
Pr. 59 "remote setting function
selection"
Pr. 180 to Pr. 186
(input terminal function selection)
Related parameters
4.2.61 High-speed frequency control (Pr. 271 to Pr. 274)
Pr. 271 "high-speed setting maximum current"
Pr. 272 "mid-speed setting minimum current"
Pr. 273 "current averaging range"
Pr. 274 "current averaging filter constant"
!
Used to set the current, averaging range, etc. required when "2" or "3" is set in Pr. 270 to select load torque
high-speed frequency control.
Parameter
Number
Factory
Setting
Setting Range
271 50% 0 to 200%
272 100% 0 to 200%
273 9999 0 to 400Hz, 9999
274 16 1 to 4000
The lift with a light load or without
a load is moved faster than the
lift with a load.
(The output frequency is increased.)
<With high-speed frequency control>
<Without high-speed frequency control>
Whether there is a load or
not, the lift is moved vertically
at the same speed.
Light
Faster
<Wiring example>
• Sink logic
•
Pr. 186 = 19
R 〈L
1
〉 U
S
〈
L
2
〉
V
T 〈L
3
〉 W
MC
STF
SD
NFB
MotorPower supply
Start signal
Load torque high-speed
frequency function selection
CS (Note)
Mechanical
brake
Note: The input signal terminal used depends on the Pr. 180 to Pr. 186 settings.