Festo Кабели и принадлежности - Manual (Page 14)

Contents and general instructions
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Festo P.BE−SPC200−COM−PDP−EN en 0901c
Term/abbreviation Meaning
Parameter number
(PNU) Parameters which can be transmitted via the parameter channel are
addressed with the parameter number (PNU). The parameter number is
an integral part of the parameter identifier (PKE) and serves for
identifying or addressing the individual parameter.
PKE See under parameter identifier
PKW See under parameter channel
PLC/IPC Programmable logic controller/industrial PC
PNU See under parameter number
PROFIBUS PROcess FIeld BUS; German processing and field bus standard
determined in the PROFIBUS standard EN 50170 volume 2.
PROFIBUS address Serves for clear identification of a bus slave on the PROFIBUS
Q Digital output of the SPC200
Record Select mode Operating mode of the SPC200 which supports close coupling with a
higher−order PLC/IPC.
Referencing A procedure necessary with relative−measuring systems, in which
movement is made to a defined reference point, to which the positions to
be moved to in operation refer.
Repeater Operating medium for amplifying bus signals and for coupling segments
over long distances.
Reply identifier (AK) Integral part of the parameter channel in reply telegrams specifying the
type of reply of a parameter processing.
Reply telegram Telegram sent from the slave to the master (slave reply)
Start/Stop mode Operating mode of the SPC200 which supports both autonomous
operation and control by a higher−order PLC/IPC.
Subindex (IND) Integral part of the parameter channel (PKW) which addresses an element
of an array parameter (sub−parameter number)
Task identifier (AK) Integral part of the parameter channel in task telegrams specifying the
type of reply of a parameter processing.
Task telegram Telegram sent from the master to the slave (master task)