10.17
Blend PI Control (Enable Tracking for primary
loop) (M+P_BPI_T)
M+P_BPI_T
This FB is used when the control amount vibrates in a short period but is stable in a long period. The primary loop can be
tracked.
FBD/LD
M+P_BPI_T
PVP
MVD
CASIN_T
Applicable tag type
BPI
Control mode
MAN
AUT
■Block diagram
(%)
PVP
Engineering
CASIN_T
(%)
value
(Tracking)
conversion
*
Indicates bits item.
Setting data
■Input/output variable
Variable
Description
name
PVP
PV input (unit: %)
CASIN_T
Cascade SV input (unit: %) (With tracking) (Indirect
address)
MV output (unit: %)
MVD
CAS
M+P_BPI_T
-
Tracking valid
(operation constant
TRK=1)
Inverse
engineering
value conversion
CAS
Tag data
SV
Recommended range
0 to 100[%]
0 to 100[%]
-999999 to 999999[%]
10.17 Blend PI Control (Enable Tracking for primary loop) (M+P_BPI_T)
CMV
Deviation
BPI
check
operation
Tracking
(primary loop)
MAN,
AUT,
CMV
Disable alarm
detection
DVLA (*)
ALM
Type
Input variable
Input variable
Output variable
10 LOOP CONTROL OPERATION
CSV
MVD
(%)
(ΔMV)
Data type
REAL
DWORD
REAL
281
10