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9 CONTROL OPERATION INSTRUCTIONS
Block diagram
The processing block diagram of the S.R instruction is shown below.
(The numerals (1) to (6) in the diagram indicate the order of the processing.)
E1
E2
(When
used)
CT
RUN(SPA 0)
(4)
Loop
stop
judgment
SPA
MODE
9 - 49
RMIN, RMAX
(6)
(1)
Engineering
Tracking
value
processing
conversion
Other than CAS, CCB, CSV
CAS, CCB, CSV
(5)
Control cycle
Control cycle
judgment
STOP(SPA 1)
(4)
Loop stop
MAN
processing
DR
Rn
(2)
(3)
Change rate
Ratio operation
limiter
(6)
Mode judgment
When not in control cycle
Last BW
MELSEC-Q
BIAS
9 - 49
BW
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