Page 184 ST 700 Series HART/DE Option User’s Manual Revision 4.0
Glossary
AP Absolute Pressure
AWG American Wire Gauge
DE Digital Enhanced Communications Mode
DP Differential Pressure
d1 Inside diameter of pipe
d2 Orifice plate bore diameter at flowing temperature
do Inside diameter of orifice
EEPROM Electrically Erasable Programmable Read-Only Memory
EMI Electromagnetic Interference
FTA Field Termination Assembly
GP Gauge Pressure
HART Highway Addressable Remote Transmitter
HCF HART Communication Foundation
HP High Pressure (also, High Pressure side of a Differential Pressure Transmitter)
Hz Hertz
inH2O Inches of Water
LGP In-Line Gauge Pressure
LP Low Pressure (also, Low Pressure side of a Differential Pressure Transmitter)
LRL Lower Range Limit
LRV Lower Range Value
mAdc Milliamperes Direct Current
mmHg Millimeters of Mercury
mV Millivolts
Nm Newton
.
meters
NPT National Pipe Thread
NVM Non-Volatile Memory
P Pressure
Pa Measured static pressure in PV4 algorithm
Pc Absolute critical pressure of the gas
Pd Static pressure at downstream point
Pdp Measured differential pressure in Pascals in PV4 algorithm
Pf Absolute pressure of flowing gas
Pr Reduced pressure
Pu Static pressure at upstream point
PM Process Manger
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