Page 104 STT850 Series HART/DE Option User’s Manual Revision 4.0
Glossary
AWG American Wire Gauge
C/J Cold Junction
CVD The Callendar–Van Dusen is an equation that describes the relationship
between resistance (R) and temperature (t) of platinum resistance
thermometers (RTD).
DE Digital Enhanced Communications Mode
EEPROM Electrically Erasable Programmable Read Only Memory
EMI Electromagnetic Interference
FTA Field Termination Assembly
HART Highway Addressable Remote Transmitter
HCF HART Communication Foundation
Hz Hertz
LRL Lower Range Limit
LRV Lower Range Value
mAdc Milliamperes Direct Current
mV Millivolts
NPT National Pipe Thread
NVM Non-Volatile Memory
T Temperature
PM Process Manager
PV Process Variable
PWA Printed Wiring Assembly
RFI Radio Frequency Interference
RTD Resistance Temperature Detector
SFC Smart Field Communicator
STIM Temperature Transmitter Interface Module
STIMV IOP Temperature Transmitter Interface Multivariable Input/Output Processor
T/C Thermocouple
URL Upper Range Limit
URV Upper Range Value
US Universal Station
Vac Volts Alternating Current
Vdc Volts Direct Current