Abbrevi‐
ation
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In full Meaning
hPa hPa Hectopascal
Pa a Pascal absolute Pressure unit for absolute pressure
Pa g Pascal gauge Pressure unit for gauge pressure
Table B-2 Other abbreviations
Abbreviation In full Meaning
PED Pressure Equipment Directive
HART Highway Addressable Remote Transducer Standardized protocol for transmission of information between field
device and automation system.
LRL Engl.: Lower Range Limit Lower end of the measuring range
LRV Engl.: Lower Range Value Lower end of the set measuring span
MA Start of scale value Lower end of the set measuring span
ME Full scale value Upper end of the set measuring span
MAWP Engl.: Maximum Allowable Working Pressure
(PS)
Maximum permissible operating pressure
NFPA National Fire Protection Association US - American Fire Protection Organization
F&B Food and beverage industry
PDM Engl.: Process Device Manager Tool for communication with HART devices (manufacturer: Siemens)
URL Engl.: Upper Range Limit Upper end of the measuring range
URV Engl.: Upper Range Value Upper end of the set measuring span
List of abbreviations
B.1 Pressure transmitter abbreviations
SITRANS P320/P420 (mA/HART)
252 Operating Instructions, 06/2018, A5E44852162-AA
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