Siemens SINUMERIK 840C Operator's Manual page 290

01.99
Block search
Boot
C axis
Channel
Clipboard
CNC
COM1, COM2
CPU
Cursor
Cutter radius
compensation
Cycle
Data
Data block
Data selector
Data transfer
program PCIN
Data word
Diagnosis
Dialog
Directory
© Siemens AG 1999 All Rights Reserved
SINUMERIK 840C, OEM Version for Windows (BA)
When verifying part programs or after processing has been interrupted, the
block search function can be used to select any point in the part program at
which processing is to start or be continued. Block search can be performed
with or without calculation.
Loading of the system program after Power On.
Axis about which a controlled rotary motion and positioning take place with
the workpiece spindle.
A channel is characterised by its ability to execute a part program
independently of other channels. Part program sequences in different channels
can be co-ordinated by synchronisation.
When copying and reading in data, the data can, if required, always be stored
first of all in the clipboard (buffer) from which it can then be inserted/arranged
in a specific directory.
-> NC
Serial interfaces on the CPU module
Central Processing Unit
Marker used in editors, input boxes etc. to identify the position.
When programming a contour, the tool is assumed to be pointed. Because this
is not a real life situation, the radius of curvature of the tool used by the control
is specified and allowance is made for this. The centre of curvature is shifted
by the radius of curvature equidistantly around the contour.
Protected subroutine for executing a repetitively occurring machining
operation on the workpiece.
Individual value(s), e.g. machine data.
Data unit of the PLC to which STEP 5 programs can access.
Aid for selecting and displaying files and directories.
PCIN is a universal program for sending and receiving CNC user data through
the serial interface, e.g. part programs, tool offsets etc. The PCIN program will
run under MS-DOS on standard industrial PCs.
Two-byte data unit within a data block.
Operating area in the control
Dialog text shown on the screen in accordance with a menu and to which a
reply is expected by means of softkey functions or by pressing a key.
Organisation unit for the hierarchical management of the data on a hard disk.
Files and/or further (sub)directories can be stored within a directory.
12 Abbreviations / Glossary
6FC5198-6AA60-0BP1
12-5