Siemens SIMATIC S7 - Page 239

Function
IP244
C79000–B8576–C861–02
5–34
Assignment in messages 30 to 42 of data block DB-C
Dead time for cooling T
UK

 (ST)
-
Derivative action time T
DK
 (200 C/392 F)  (ST)
Integral action time T
NK
 (200 C/392 F)  (ST)
Gain for cooling K
RK
 (200 C/392 F)  (ST)
Sampling time for cooling T
AK
 (200 C/392 F)  (ST)
DWn+1
DWn
DWn+2
DWn+4
DWn+3
DWn+5
DWn+6
DWn+7
DWn+9
DWn+8
DWn+10
DWn+12
DWn+11
DW   n+13
DWn+14
Maximum slope when heating ST
H

(ST)
Dead time when heating T
UH

 (ST)
-
-
Value of slope for cooling ST
K
 (200 C/392 F)  (ST)
-
DWn+15
- (Message number)  *)
KF
KY
KF
KF
KF
KF
KF
KF
KF
KF
KY
Recommended
data format
Actual value normalization
Minimum temperature difference
-
*) The message number must be entered in the data block by the user
(ST) The parameter does not need to be entered for self-tuning controllers
(200 C/392 F) The parameters relate to an operating point of 200 C/392 F