Siemens SIMATIC MV540 H - Page 235

List of abbreviations
SIMATIC MV500
Operating Instructions, 06/2018, C79000-G8976-C494-01
235
Abbreviation/symbol
Explanation
RFID standard profile Implementation of the "Proxy Ident Function Block" (PIB), synonym of Ident
profile
ROI
R
egion
O
f
I
nterest
RH
Relative Humidity
Rps
R
eads
p
er
s
econd
RS
Recommended Standard
RS232 (also EIA-232) Identifies an interface standard for a sequential, serial data
transmission.
RS422 (also EIA-422) Identifies an interface standard for a differential, serial data
transmission.
RS485 (also EIA-485) Identifies an interface standard for a differential, serial data
transmission.
ROM
Read Only Memory
Rx
Receive (Rx) identifies a receiver
s
Second
SELV
Safety Extra Low Voltage
SF
Group error (German Sammelfehler)
SNTP
Simple Network Time Protocol
SO
2
Sulfur dioxide
PLC
Programmable Logic Controller
SR
Standard Resolution
t
Time
T
T
emperature
TCP
Transmission Control Protocol
TCP/IP
T
ransmission
C
ontrol
P
rotocol/
I
nternet
P
rotocol; a reference model for
communication on the Internet
Tx
Transmit (Tx) identifies a transmitter
URL
Uniform Resource Locator
V
Volt (SI unit of voltage)
VDE
V
erband
d
er
E
lektrotechnik, Elektronik und Informationstechnik (German
Association for Electrical, Electronic and Information Technologies)
WAN
Wide Area Network
WBM
Web Based Management
XML
EXtensible Markup Language
e. g.
for example