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N700E INSTRUCTION MANUAL
3-30
PID Control Diagram
The overall PID control diagram with respective parameters is shown in Figure 3-1
Figure 3-1: PID diagram
A78
PID output high limit
A01 Frequency Source
MFI : 23(PIDD)
A73
PID Feed-back source
3 : Remote
0
C13=4
Terminal output
LIMIT
C21
PID deviation level
Output reverse
A80
PID output reverse
1 :Analog input
3 : Remote
2 : Keypad
0 : Potentiometer
1 : Analog input
A77
PID error limit
CurFreq < PrePID Freq
LIMIT
+
+
A73
PID Feed-back source
MFI : 22(PIDIR)
A82
PrePID Freq
GAIN
2 : PID enable F/F
LIMIT
+
+
F02
Acceleration time
A71
PID Reference
F03
Deceleration time
Output frequency
ACC/DEC
A72
PID Reference source
+
-
0 : Potentiometer
2 : Keypad
P
I
D
A74
P gain
A75
I time
A76
D time
+
+
+
A70
PID Function selection
0 : PID disable
D05
PID F/B Monitor
A81
PID scale factor
0 : "OI"
F01
Frequency Command
1 : "O"
1 : PID enable
A79
PID output low limit