West Control Solutions KS98-1 - Manual (Page 250)

III-16.9 Parameter and configuration for PIDMA
Parameters for PIDMA
Parameter Description Range Default Unit
PTyp Process type (with compensation or integral) comp. comp. comp.
integral
Drift Drift compensation switched off off off
switched on
CSpeed Control dynamics slow normal normal
normal
fast
W0 Min. setpoint limit (Weff) -29999...999999 0 0
W_Block switchover disable function Switchover via
front-panel opera-
tion disabled 0: block
All t
Wext ÑÒ Wint
switchover is dis-
abled
1: block
We
W
ÑÒW2
switchover is dis-
abled
2; block
W2
All switchover func-
tions are enabled 3: none
W100 Max. setpoint limit (Weff) -29999...999999 100 100
W2 Additional setpoint - 29999...999999 100 100
Grw+
2)
Setpoint gradient plus unit/min 0,001...999999 off ----
Grw-
2)
Setpoint gradient minus unit/min 0,001...999999 off ----
Grw2
2)
Setpoint gradient for W2 unit/min 0,001...999999 off ----
N0 Zero offset with ratio control -29999...999999 0 0
a Factor a for 3-element control -9,99...99,99 1 1
Xsh1
1)
Trigger point separation (stepping controller) 0,2...20,0% 0,2 0,2
Tpaus
e
Min. pause time (3-point stepping controller) 0,1...999999[s] 0,1 0,1
Tpuls Min. positioning step time (3-point stepping controller) 0,1...2,0[s] 0,3 0,3
Tm Actuator response time (3-point stepping controller) 5...999999 [s] 30 30
thron Threshold for OPEN and CLOSE (stepping controller) currently not active 0,2...100% 0,2 0,2
throf
f
Threshold for OPEN and CLOSE (stepping controller) currently not active 0,2...100% 0,2 0,2
Y2 Additional correcting value (not with 3-point stepping controller) -105,0...105,0[%] 0 0
Ymin Min. output limiting (not with 3-point stepping controller) -105,0...105,0[%] 0 0
Ymax Max. output limiting (not with 3-point stepping controller) -105,0...105,0[%] 100 100
Y0 Controller working point (not with 3-point stepping controller) -105,0...105,0[%] 0 0
dYopt3
) Self-tuning step height 5...100[%] 100 100
Xlimi
t
Switch-off point for correcting variable step (process value change) 0,5...999999 1 1
Tdrif
t
Time window for drift determination (process value) 0...999999 30 30
Tnois
e
Time window for noise determination (process value) 0...999999 30 30
Kp Control amplification 0,1...999,9[%] 100 100
Tn 1 Integral time (Tn = 0 r I action is not effective) 0,0...999999[s] 10 10
Tv 1 Derivative time (Tv = 0 r D action is not effective) 0,0...999999[s] 10 10
Tp1 1 Cycle time heating (3-point controller) 0,4...999,9[s] 5 5
Tp2 1 Cycle time cooling (3-point controller) 0,4...999,9[s] 5 5
VD Derivative gain (Td/T1) 1...999999 4 4
bW_p Setpoint weighting factor proportional action 0...1 1 1
cW_d Setpoint weighting factor derivative action 0...1 0 1
Tsat Time constant for integral action in Y limiting (anti-reset wind-up) 1...999999 50 50
Xsh Neutral zone for integral action 1...999999 0 0
1) Neutral zone x
sn
with 3-point stepping controllers is dependent on T
puls
, T
m
and x
p1
(r V. Hints for self-tuning).
2) for gradient control r page 261
3) for self-tuning r page 242 ff
9499-040-82711
III-250 Parameter and configuration for PIDMA