Mitsubishi Electric FR-F820-00046 Instruction Manual page 354

• The following is the operation example when the analog input current is restored during deceleration under PID control
(reverse action).
Output frequency
20mA
Set point (fixed)
Measured value
4mA
STF
LF signal
PID signal
Decelerates as the input current is lost
Normal operation after the current is restored
Input current
decrease
Return
3mA
2mA
OFF during
deceleration
Time
5.9 (T) Multi-function input terminal parameters
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5. PARAMETERS