Abbreviations
Unified Comfort Panels
174
Operating Instructions, 03/2020, A5E46641217-AA
PG
Programming device
PPI
Point-to-Point Interface (SIMATIC S7)
RAM
Random Access Memory
PELV
Protective Extra Low Voltage
RJ45
Registered Jack Type 45
RTS
Request to send
RxD
Receive Data
SD Memory Card Abbreviation for Secure Digital Memory Card
SELV
Safety Extra Low Voltage
SP
Service Pack
SUB-D
Subminiature D (plug)
TAB
Tabulator
TCP/IP
Transmission Control Protocol/Internet Protocol
TFT
Thin Film Transistor
TxD
Transmit Data
UL
Underwriter’s Laboratory
USB
Universal Serial Bus
UPS
Uninterruptible power supply
WINS
Windows Internet Naming Service