Special Operation; Pid Control (Pr. 127 To Pr. 134) - Mitsubishi Electric FR-E700 Instruction Manual

Parameter
6.20

Special operation

Purpose
Perform process control such as pump
and air volume.
Dancer control
Frequency control appropriate for
load torque
Avoid overvoltage alarm due to regen-
eration by automatic adjustment of
output frequency
6.20.1

PID control (Pr. 127 to Pr. 134)

The inverter can be used to exercise process control, e.g. flow rate, air volume or pressure.
The terminal 2 input signal or parameter setting is used as a set point and the terminal 4 input signal
used as a feedback value to constitute a feedback system for PID control.
FR-E700 SC EC/ENE
Parameters that must be set
PID control
PID control (dancer control setting)
Droop control
Regeneration avoidance function
Special operation
Refer to
Section
Pr. 127–Pr. 134 6.20.1
Pr. 44, Pr. 45, 6.20.2
Pr. 128–Pr. 134
Pr. 286, Pr. 287 6.20.3
Pr. 882–Pr. 886 6.20.4
6 - 293