Mitsubishi MELSEC-Q series Programming Manual page 196

S. SEL
Set Data
Block diagram
The processing block diagram of the S. SEL instruction is shown below.
(The numerals (1) to (7) in the diagram indicate the order of the processing.)
RH, RL
e1
(1)
Engineering
E1
value
E2
conversion
RUN(SPA 0)
(7)
Loop
stop
judgment
SPA
MHA
MLA
DMLA
MODE
194
SLNO PV, PV1 to PV2
(2) (3)
E1/E2
selection Mode check
processing
MAN or like
(3)
Alarm clear
STOP(SPA 1)
All OFF
(7)
All OFF
Loop stop
processing
MAN
RH, RL NMAX, NMIN
(4)
Change rate,
Alarm output
upper/lower
processing
limiter
(5)
Output
conversion
processing
All OFF
MV TRK
INH
(6)
Tracking
BW
processing
BB1
OR
BB2
BB3
BB4