
Publication 1757-RM810A-EN-P - May 2002
3-56
Functional Blocks
Input Ranges
•
XEUHI and XEULO define the full range of inputs.
–
XEUHI represents the 100% of full scale value.
–
XEULO represents the 0% of full scale value.
Outputs
Block has following initializable outputs:
•
OP = Calculated output in percent.
•
OPEU = Calculated output in engineering units
Note that the default OP connection pin is exposed on the blocks and the implicit/hidden connection function
automatically makes the appropriate value/status parameter (OPX/OPEUX) connection when required.
Output Ranges
CVEUHI and CVEULO define the full range of CV in engineering units.
•
OPHILM and OPLOLM define normal high and low limits for OP as a percent of the CV range (user-specified
values).
–
OP clamps to these limits if algorithm's calculated result (CV) exceeds them or another block or user program
attempts to store OP value exceeding them.
–
Operator may store OP value outside these limits.
•
OPEXHILM and OPEXLOLM define the extended high and low limits for OP as a percent of the CV range
(user-specified values).
–
Operator is prevented from storing an OP value that exceeds these limits.
Parameters
ALMDB
ALMDBU
ARWNET [1..8]
ARWOP
ASTEPID
BADCTLALM.FL
BADCTLALM.PR
BADCTLALM.SV
CASREQFL
CTLINIT
CV
CVEUHI
CVEULO
DESC
ESWENB
ESWFL.AUTO
ESWFL.BCAS
ESWFL.CAS
ESWFL.MAN
ESWPERM
EUDESC
FBORSTS
HIALM
HIALM.PR
HIALM.SV
HIALM.TYPE
HOLDOPT
HOLDRATE
HOLDVAL
INALM
INITMAN
INITREQ [1..8]
INITVAL [1..8]
LASTMODEREQ
LASTOPREQ
LASTOPTYPE
LASTREQFL
LASTSTEP
MODE
MODEAPPL [1..4]
MODEATTR
MODEATTRFL.NORM
MODEATTRFL.OPER
MODEATTRFL.PROG
MODEFL.AUTO
MODEFL.BCAS
MODEFL.CAS
MODEFL.MAN
MODEFL.NORM
MODEPERM
MODEREQ
MODETRACK
NORMMODE
NORMMODEATTR
NUMONESHOT
NUMPRI
NUMPROPREQ
NUMSEC
OP
OPBIAS
OPBIAS.FIX
OPBIAS.FLOAT
OPBIAS.RATE
OPEU
OPEXHIFL
OPEXHILM
OPEXLOFL
OPEXLOLM
OPHIALM.DB
OPHIALM.DBU
OPHIALM.FL
OPHIALM.PR
OPHIALM.SV
OPHIALM.TM
OPHIALM.TP
OPHIFL
OPHILM
OPLOALM.DB
OPLOALM.DBU
OPLOALM.FL
OPLOALM.PR
OPLOALM.SV
OPLOALM.TM
OPLOALM.TP
OPLOFL
OPLOLM
OPMINCHG
OPREQ
OPROCLM
OPROCNEGFL
OPROCPOSFL
OPSECDATA.ARWSTS
OPSECDATA.EUHI
OPSECDATA.EULO
OPSECDATA.INITREQ
OPSECDATA.INITVAL
OPSECDATA.ONESHOT
OPSECDATA.ORFBVA
OPSECDATA.OROFFS
OPTYPE
ORDERINCM
REDTAG
RESTARTOPT
SAFEOP
SECINITOPT [1..8]
SELXDESC
SELXINP
SIALM.FL
SIALM.OPT
SIALM.PR
SIALM.SV
SIFL
SIOPT
SPHILM
STARTOPT
STARTRATE
STARTVAL
STOPOPT
STOPRATE
STOPVAL
TMOUTFL
TMOUTMODE
TMOUTTIME
TRACKING
X1
X2
XDESC [1..2]
XEUHI
XEULO
Содержание ProcessLogix 1756-IA16
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