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21 Terms and Abbreviations
21
Terms and Abbreviations
880M
SINUMERIK 880 version for milling
880N
SINUMERIK 880 version for nibbling
880T
SINUMERIK 880 version for turning
@
See Programming Guide for SINUMERIK 880, own
documentation
*
A signal marked with on asterisk (*) is 0 active.
Alarm byte
Input byte whose signals (bits) are monitored specifically
for edge changes. Edge changes in alarm bytes can
trigger program interrupts (see Section 1).
AUT
NC mode
Axis-specific
Separate for each axis of the machine
Basic signals
Selection of signals in the flag area; see Sections 3.1
and 4
BCD
Abbreviation for binary coded decimal; data format for
storing decimal numbers
Binary
Binary data format
Block
Software unit in the NC part program
Block preparation function
Prepares the part program blocks for interpretation by the
block decoding logic in the NC channel
Cancel
Clearing function (operation)
CC
Abbreviation for central controller
Central controller
Subrack for the printed circuit boards of the SINUMERIK
880; available in various sizes. Generally accommodates
link RAM, NC, servo, COM and PLC CPUs with the
I/Os required in each case (e.g. memory modules, I/O
modules, interface for distributed I/Os etc.).
Central I/Os
I/Os in the central controller
Channel-specific
Separate for each NC channel of the control
CL 800
Programming language for cycles
Cold restart
PLC startup with system reinitialization, e.g. after overall
reset of machine data. Different from warm restart.
© Siemens AG 1991 All Rights Reserved 6ZB5 410-0HE02
21–1
SINUMERIK 880 (PJ)