Mitsubishi Electric MELSEC iQ-R Series Programming Manual page 396

Process control function blocks
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■Public variable (operation constant)
Variable name
Description
IN_NMAX
Input High Limit
IN_NMIN
Input Low Limit
IN_HH
High Limit Range Error
IN_H
High Limit Range Error Reset
IN_L
Low Limit Range Error Reset
IN_LL
Low Limit Range Error
BPI_DVLS
Large Deviation Alarm Hysteresis
BPI_PN
Reverse Action/Direct Action
BPI_SVPTN_BO
Setting Value (SV) Used
BPI_RST_SDV_ON
Reset DV Cumulative Value in Control Mode
_CHGMODE
Change
OUT1_NMAX
Output Conversion High Limit
OUT1_NMIN
Output Conversion Low Limit
■Public variable (others)
• Simulation processing
Variable name
Description
SIMIN
Simulation Input
SIMOUT
Simulation Output
• Control mode change processing (MCHG function)
Variable name
Description
MODEIN
Mode Change Signal
E_
Enable Mode Change
• Operation processing
Variable name
Description
BPI_RST_SDV
Reset DV Cumulative Value
*1 Read or write the variables using a program. They are not displayed on "FB Property" of the engineering tool.
■Tag data
For details on tag data that is read or written with this tag FB, refer to the following.
Page 519 BPI
12 LOOP TAG
394
12.20 Blend PI Control (Disable Tracking for primary loop) (M+M_BPI)
*1
Recommended range
-999999 to 999999
-999999 to 999999
-999999 to 999999
-999999 to 999999
-999999 to 999999
-999999 to 999999
0 to 100
0: Reverse action
1: Direct action
TRUE: Not used
FALSE: Used
TRUE: DV cumulative value (SDV)
reset at control mode change (from
MAN/CMV to AUT/CAS/CSV)
FALSE: DV cumulative value (SDV)
not reset
-999999 to 999999
-999999 to 999999
Recommended range
NMIN to NMAX
NMIN to NMAX
Recommended range
1 to 5
1: MAN
2: AUT
3: CAS
4: CMV
5: CSV
TRUE: Execute
FALSE: Stop
Recommended range
TRUE, FALSE
FALSE  TRUE: DV cumulative
value (SDV) reset
Initial
Set by
Data type
value
100.0
User
REAL
0.0
User
REAL
102.0
User
REAL
100.0
User
REAL
0.0
User
REAL
-2.0
User
REAL
2.0
User
REAL
0
User
INT
TRUE
User
BOOL
FALSE
User
BOOL
100.0
User
REAL
0.0
User
REAL
Initial
Set by
Data type
value
0.0
User
REAL
0.0
System
REAL
Initial
Set by
Data type
value
0
User
INT
FALSE
User
BOOL
Initial
Set by
Data type
value
FALSE
User
BOOL

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