List of abbreviations
B.1
Abbreviations
Abbreviation
Term
AC
Alternating current
ALM
Automation License Manager
BIOS
Basic Input Output System
CE
Communauté Européenne
CFast
CompactFlash ATA Serial Transfer
CoA
Certificate of Authenticity
CoL
Certificate of License
DC
Direct current
DPP
Dual-mode DisplayPort
ESD
Components sensitive to electro‐
static charge
EN
European standard
GbE
Gigabit Ethernet
GRUB / GRUB2DOS
GRand Unified Bootloader
HMI
Human Machine Interface
IEC
International Electrotechnical Com‐
mission
IM
Interface module
LAN
Local Area Network
LED
Light Emitting Diode
LLDP
Link Layer Discovery Protocol
MMC
Multi Media Card
NTFS
New Technology File System
NVRAM
Non-Volatile Random-Access Mem‐
ory
PC
Personal computer
PELV
Protective Extra Low Voltage
PN
PROFINET
PG
Programming device
CPU 1515SP PC2 (F/T/TF)
Operating Instructions, 03/2023, A5E42603425-AC
Meaning
Alternating current
Tool for managing license keys in STEP 7
Basic Input Output System. A set of important software routines
used after the startup of the CPU to load the operating system
and to provide the routines for data exchange between hard‐
ware components.
CE label
Memory card
Certificate of Authenticity, label with Microsoft Windows "Prod‐
uct Key"
Certificate of License for the SIMATIC software loaded
DC current
Interface for transfer of image and video data for monitors
Boot Manager
User interface
The interface module connects the ET 200SP distributed I/O sys‐
tem with the IO controller and exchanges data with the I/O mod‐
ules via the backplane bus.
Computer network that is limited to a local area.
Light emitting diode
Protocol that enables the exchange of information between ad‐
jacent devices.
Memory card
File system that offers targeted access protection at the file level.
Non-volatile data memory that is RAM-based, the data content
of which is retained without external power supply.
PELV, previously called "extra low voltage with safe isolation", is
a protective measure against electrical shock. See EN 50178.
Compact programming device which meets the special require‐
ments of industry. The PG is fully equipped for programming
SIMATIC PLCs.
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