Siemens SINUMERIK 840D Description Of Functions page 480

A Appendix
MD Machine Data or Marker Doubleword
MDD Machine Data Dialog
I/O module with analog and digital signals
Mixed-IO
MDIR Machinery Directive
MMC Man Machine Communication
(operator interface for man-machine communication)
MSB Most Significant Bit
MSD Main Spindle Drive
MT Machine Tool
NC Numerical Control
NCK NC Kernel
NE Line infeed module
OA Operator Acknowledge
OB Organization block
OI Operator interface
OP Operator panel
Order No. Machine-readable product designation
PLC Programmable Logic Controller
PM-E F Power Module Electronic Failsafe
A-480
SINUMERIK 840D/SIMODRIVE 611 digital SINUMERIK Safety Integrated (FBSI) - Edition 11.03
© Siemens AG 2003 All Rights Reserved
11.03