Siemens ULTRAMAT 23 - Page 234

List of abbreviations
C.1 List of abbreviations
ULTRAMAT 23
234 Manual, 3/2016, A5E37100388-003
Abbreviation/symbol
Description
COM
common
CSA
C
anadian
S
tandards
A
ssociation, a technical testing organization
DC
Direct Current
DD
D
evice
D
escription
i.e.
In other words
DIN
Deutsches Institut für Normung e. V. (German standards association)
Div.
Division
DP
Distributed Periphery, a PROFIBUS component
D-Sub
D-shaped Subminiature connector
EEPROM
Electrically Erasable Programmable Read Only Memory
EC
European Community
EU
European Union
ELAN
Economic Local Area Network, a data network
EMC
Electro Magnetic Compatibility
EN
Europäische Norm (European standard)
EPDM
Ethylene Propylene Diene Monomer, a plastic
ESD
Electrostatic Discharge
Serial No.
Serial Number
ft
foot, measure of length; 1 ft ≙ 30.48 cm
FKM
Fluorinated rubber, a plastics group
FPM
F
luorinated
P
oly
m
er rubber, a plastic, tradename e.g. Viton
GND
Ground
GSD
Generic Station Description
H
2
H
2
= hydrogen
H
2
S
H
2
S = hydrogen sulfide
H
2
SO
4
H
2
SO
4
= sulfuric acid
H
2
O H
2
O = water
HC
Hydrocarbons
HD-PE
Polyethylene of high density (HD = High density)
He
Helium
HU
Height Unit
hPa
hectopascal
Hz
Hertz
IEC
International Electrotechnical Commission
IEEE
Institute of Electrical and Electronics Engineers
OK
OK
IP
Internal Protection
IR
Infrared
ISO
International Standards Organization (from Greek: "isos"; in English "equal")
kg
Kilogram
kPa
Kilopascal
l
Liter