60
7 Appendix
7.8
Terminology and abbreviations
dP
Maximum permissible pressure change
DVGW
Deutsche Vereinigung des Gas- und Wasserfaches e.V. [Ger
-
man Technical and Scientific Association for Gas and Water]
IrDA
Infrared Data Association, interface standard used for com
-
munication
LCD
Liquid Crystal Display
NiMH
Nickel metal hydride
P
min
Lowest pressure
SAV
Safety shut-off valve
TRGI
Technical rules for gas installations (applies only in Germany)