Appendix
20.1 List of abbreviations
Basic Functions
1744 Function Manual, 09/2011, 6FC5397-0BP40-2BA0
CU Control Unit
CP Communication Processor
CPU Central Processing Unit: Central processing unit
CR Carriage Return
CTS Clear To Send: Ready to send signal for serial data interfaces
CUTCOM Cutter radius Compensation: Tool radius compensation
D
DAC Digital-to-Analog Converter
DB Data Block (PLC)
DBB Data Block Byte (PLC)
DBD Data Block Double word (PLC)
DBW Data Block Word (PLC)
DBX Data block bit (PLC)
DIN Deutsche Industrie Norm
DIO Data Input/Output: Data transfer display
DIR Directory: Directory
DO Drive Object
DPM Dual Port Memory
DPR Dual Port RAM
DRAM Dynamic memory (non-buffered)
DRF Differential Resolver Function: Differential resolver function (handwheel)
DRIVE-CliQ Drive Component Link with IQ
DRY Dry Run: Dry run feedrate
DSB Decoding Single Block: Decoding single block
DSC Dynamic Servo Control / Dynamic Stiffness Control
DW Data Word
DWORD Double Word (currently 32 bits)
I
I Input
ENC Encoder: Actual value encoder
EFP Compact I/O module (PLC I/O module)
ESD Electrostatic Sensitive Devices
EMC ElectroMagnetic Compatibility
EN European standard
EnDat Encoder interface
EPROM Erasable Programmable Read Only Memory
EQN Designation for an absolute encoder with 2048 sine signals per revolution
ES Engineering System