Continuous Controller With Integrated Positioner ( Cntr/ C. F Nc = 6 ) - WEST 8800 Operating Manual

4.5.8 Continuous controller with integrated positioner ( Cntr/ C. F nc = 6 )

X
INP.1
Master controller
INP.2
This is basically a cascade. A tracking controller with three-point stepping
behaviour which operates with Yp as process value (INP.2 / INP.3) is used with
the continuous controller.
ConF / Cntr
ConF / InP. 2 :
ConF / Out. 1 :
ConF / Out. 2 :
PArA / Cntr:
8800 process controller
SP
W
Ypid Ycontinuous
X
Position controller
SP. F n = 0
C. F nc = 6
C. A ct = 0
I. F nc = 3
S. t yp = 50
O. A ct = 0
Y. 1 = 1
Y. 2 = 0
O. A ct = 0
Y. 1 = 0
Y. 2 = 1
Pb1 = 0,1...9999
ti1 = 1...9999
td1 = 1...9999
t1 = 0,4...9999
SH = 0...9999
59
W
Y.1
Y.2
Setpoint controller
Continuous controller with
integrated positioner
Direction of operation invers
(e.g. heating)
Position featback Yp
Sensor e.g. potentiometer 0..160 Ω
Direction of operation Out. 1 direct
Controller output Y1 activ
Controller output Y2 not activ
Direction of operation Out. 2 direct
Controller output Y1 not activ
Controller output Y2 activ
Proportional band 1 (heating)
in phys. units (e.g. °C)
Integral action time 1 (heating)
in sec.
Derivative action time t 1 (heating)
in sec.
Minimal cycle time 1 (heating)
Neutral zone in phys. units (e.g.°C)
Configuration level
OUT.4
OUT.1
M
OUT.2
Configuration examples