Process controller
Setting of control characteristics
10
Function library
10.10
10.10.1
L
10.10-3
EDS82EV903-1.0-11/2002
Example: Additive influence of the process controller
The direction of control action of the process controller output is added to the
main setpoint.
Settings:
l C0051 = Positive actual value
l C0181 = Select positive setpoint
l C0238 = 1 (with frequency precontrol)
l Potentiometer connections of the dancer
– End (E) = +10 V
– Beginning (A) = GND
Function:
1. The dancer deflects to the bottom. The dancer voltage (V
T
) decreases.
2. V2 increases.
M
3~
8200
3
E
A
U
T
+10 V
0 V ... 10 V
~V1
V1 V2
S
8200vec534
Fig. 10.10-1 Example: Dancer control with adding influence of the process controller
Example for additive influence
Settings
Function