Profibus-specific terms and abbreviations, Profibus−specific terms and abbreviations – Festo Контроллер двигателя SFC-ST User Manual

Page 20

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Contents and general instructions

XVIII

Festo P.BE−SFC−DC−PB−S7−E N en 0604NH

Term/abbreviation

Meaning

Software end position

Programmable stroke limitation (basis point = axis zero point)
Software end position, positive:
max. limit position in positive direction (away from the motor);
must not be exceeded during positioning.
Software end position, negative:
min. limit position in negative direction (towards the motor);
must not be exceeded during positioning.

Teach mode

Operating mode for setting positions by moving to the target position
e.g. when creating position sets.

Tab. 0/2:

Index of terms and abbreviations for the SFC−DC

PROFIBUS−specific terms and abbreviations

Term/abbreviation

Meaning

0x1234 or 1234h

Hexadecimal numbers are marked by a prefixed 0x" or by a suffixed
h".

AK

See under response identifier or task identifier

BCD

Binary coded decimal

Consistency

A data range, which is defined as consistent, is transmitted complete,
i.e. in a bus cycle.

GSD file

Device master file in which all specific features of the slave are saved
(e.g. number of I/Os, number of diagnostic bytes etc.).

LSB

Least significant bit (lower−value bit)

MSB

Most significant bit (higher−value bit)

Octet

Byte (8 bits); basis type for PROFIBUS telegrams

Parameter channel (PKW)

Telegram part used for transmitting parameters (PKW = parameter
identifier value) See also Festo Parameter Channel (FPC)" under
Product−specific abbreviations" (Tab. 0/2).

Parameter identifier (PKE)

Integral part of the parameter channel (PKW) which contains the task
and reply identifiers (AK) and the parameter number (PNU).

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