Siemens SINUMERIK MCU1720, Equipment Manual

Page: 97 / 102

Appendix
A
A.1 Abbreviations
AC Alternating Current
ATA Advanced Technology Attachment
AWG American Wire Gauge
BERO Proximity limit switch
BIOS Basic Input Output System
CAT5 Quality class (category) for shielded twisted-pair cables. Class 5 states that these cables have a particularly
low damping factor, making them suitable for 100 Mbit/s-FastEthernet networks.
CCC China Compulsory Certification
CE Conformité Européenne: European Conformity
CFast CF + AST (CompactFlash ATA serial transfer)
CNC Computerized Numerical Control: computerized numerical control
COA Certificate of Authenticity
COM Communications port
CP Communication processor
CPU Central Processing Unit: central processing unit
CRC Cyclic Redundancy Check: checksum validation
CRT Cathode ray tube
CSA Canadian Standards Association
CTS Clear To Send: Clear To Send
cULus UL (Underwriters Laboratories) tested for Canada and USA
DC Direct Current
DCD Data Carrier Detect: Data carrier signal detection
DCP Discovery and basic Configuration Protocol (standard for assigning IP addresses)
DIN Deutsche Industrie Norm (German Industry Standard)
DIP Dual In-Line Package: dual in-line arrangement
DMA Direct Memory Access
DMC DRIVE-CLiQ Module Cabinet (Hub)
DME DRIVE-CLiQ Module External (Hub)
DP Distributed I/O
DPP DisplayPort
DRAM Dynamic Random Access Memory
DRIVE-CLiQ Drive Component Link with IQ
DSR Data Set Ready: Data Set Ready
DTR Data Terminal Ready: Data terminal device is ready
DVC A Decisive Voltage Category A
DVI Digital Visual Interface
EAC Eurasian Conformity
MCU 1720
Equipment Manual, 09/2019, A5E47437728B AB
97