2-Degree-Of-Freedom Pid Control (Enable Tracking For Primary Loop) (M+P_2Pid_T) - Mitsubishi Electric MELSEC iQ-R Series Programming Manual

10.5
2-degree-of-freedom PID Control (Enable Tracking
for primary loop) (M+P_2PID_T)
M+P_2PID_T
This FB optimizes the responsive performance (tracking performance) in a setting value change and control performance to a
disturbance, and outputs the result (MV). The primary loop can be tracked.
FBD/LD
M+P_2PID_T
PVP MVD
CASIN_T
Applicable tag type
2PID
Control mode
MAN

■Block diagram
(%)
PVP
NOR,
SIM,
OVR
CASIN_T (%)
(Tracking)
* 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
10 LOOP CONTROL OPERATION
202

10.5 2-degree-of-freedom PID Control (Enable Tracking for primary loop) (M+P_2PID_T)

AUT

NOR,
SIM,
OVR
AT
MAN
Auto tuning
(AT1)
Engineering
value
conversion
CAS
AT
Tag data
CAS

M+P_2PID_T
Deviation
-
check
Tracking valid
(operation constant
TRK=1)
Inverse
engineering
Disable alarm
value conversion
detection
DVLA (*)
SV
ALM
Recommended
range
0 to 100[%]
0 to 100[%]
-999999 to 999999[%]
CMV CSV
 
2-degree-
of-freedom
PID operation
Tracking
(primary loop)
MAN,
AUT,
AT
CMV
MAN
MV
Type
Input variable
Input variable
Output variable
MVD
(%)
(ΔMV)
Data type
REAL
DWORD
REAL