Position On/Off Control (Enable Tracking For Primary Loop) (M+M_Onf3_T) - Mitsubishi Electric MELSEC iQ-R Series Programming Manual

12.25
3 position ON/OFF Control (Enable Tracking for
primary loop) (M+M_ONF3_T)
M+M_ONF3_T
This FB performs three-position (on/off) control combining the functions of M+P_IN, M+P_PHPL, and M+P_ONF3_T into a
single FB. The primary loop can be tracked.
FBD/LD
M+M_ONF3_T
PVN MVP
CASIN_T CASOUT
MVB1
MVB2
Applicable tag type
ONF3
Control mode
MAN

■Block diagram
MCHG function
(M+P_MCHG)*
PVN
CASIN_T
(Tracking)
* (M+P_ ) indicates the main structure member tag access FB which is the main component of each function.
Setting data
■Input/output variable
Variable name Description
PVN Input from a module
CASIN_T Primary loop SV input (Unit: %) (With tracking)
(Indirect address)
MVP MV output (Unit: %)
CASOUT Cascade MV output (Unit: %)
ON/OFF output (turns on at MV  75%)
MVB1
MVB2 ON/OFF output (turns on at MV < 25%)
12 LOOP TAG
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12.25 3 position ON/OFF Control (Enable Tracking for primary loop) (M+M_ONF3_T)

AUT

IN function PHPL function
(M+P_IN)* (M+P_PHPL)*
CAS CMV
 
M+M_ONF3_T
ONF3 function
(M+P_ONF3_T)*
Recommended range
-999999 to 999999
0 to 100[%]
0 to 100[%]
0 to 100[%]
TRUE: ON
FALSE: OFF
TRUE: ON
FALSE: OFF
CSV

MV(%)
CASOUT
MV(%)
(Bit output)
(Bit output)
Type Data type
Input variable REAL
Input variable DWORD
Output variable REAL
Output variable REAL
Output variable BOOL
Output variable BOOL
MVP
MVB1
MVB2