
ALTIVAR
58 Keypad Display VVDED397047US R8/01
Chapter 2 — Menus 08/01
66
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Figure 18: Diagram of PID Regulator
PID setpoint input AI1
or via a configured
setpoint
rPG
rIG
X
PID
feedback
Low-pass filter
AC2
dE2
Run
command
ACC
dEC
Manual speed regulation input AI3
ACC
dEC
Auto
Man
Reference
Ramp
if PSP = 0
PID
inversion
Ramp
+
–
PSP
FBS
10
Multiplier
PID
regulator
Ramp
if PSP > 0
PIC
X
±1
PID Auto/man selection by Logic Input
Input AI2
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