Lakeshore 340 - Examples of PID Control

Lake Shore Model 340 Temperature Controller User’s Manual
2-10 Cooling System Design
P Only (too high)
P Only
P Only (too low)
P + I
P + I + D
temperature
time
change in setpoint
act u al temp er atu re r esp onse
a)
b)
c)
d)
e)
340-2-3.bmp
Figure 2-3. Examples of PID Control