# Symbols and Standards: Instrument Abbreviation

**URL:** <https://forumautomation.com/t/symbols-and-standards-instrument-abbreviation/43>\
**Category:** Field Instrumentation\
**Created:** [September 29, 2014, 9:46am UTC](https://forumautomation.com/t/symbols-and-standards-instrument-abbreviation/43 "2014-09-29T09:46:18Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![aneez](https://forumautomation.com/letter_avatar_proxy/v4/letter/a/b487fb/32.png) [@aneez](https://forumautomation.com/u/aneez)\
**Post date:** [September 29, 2014, 9:46am UTC](https://forumautomation.com/t/symbols-and-standards-instrument-abbreviation/43/1 "2014-09-29T09:46:19Z")

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PRESSURE  P : PRESSURE  PI : PRESSURE INDICATOR  PG : PRESSURE GAUGE  PCV : PRESSURE CONTROL VALVE  PT : PRESSURE TRANSMITTER  PIT : PRESSURE INDICATING TRANSMITTER  PIC : PRESSURE INDICATING CONTROLLER  PDT : PRESSURE DIFFERENTIAL TRANSMITTER  PRV : PRESSURE REDUCING VALVE  PSV : PRESSURE SAFETY VALVE  PS : PRESSURE SWITCH  PSH : PRESSURE SWITCH HIGH  PSL : PRESSURE SWITCH LOW  PSHH : PRESSURE SWITCH HIGH HIGH  PSLL : PRESSURE SWITCH LOW LOW  PDS : PRESSURE DIFFERENTIAL SWITCH  PDSH : PRESSURE DIFFERENTIAL SWITCH HIGH  PDSL : PRESSURE DIFFERENTIAL SWITCH LOW  PA : PRESSURE ALARM

TEMPERATURE  T : TEMPERATURE  TI : TEMPERATURE INDICATOR  TW : THERMOWELL  TM : THERMOMETER  TE : TEMPERATURE ELEMENT  RTD : RESISTANCE TEMPERATURE DETECTOR  T/C : THERMOCOUPLE  TT : TEMPERATURE TRANSMITTER  TIC : TEMPERATURE INDICATING CONTROLLER  TRC : TEMPERATURE RECORDER CONTROLLER  TCV : TEMPERATURE CONTROL VALVE  TS : TEMPERATURE SWITCH  TSH : TEMPERATURE SWITCH HIGH  TSL : TEMPERATURE SWITCH LOW  TA : TEMPERATURE ALARM

FLOW  F : FLOW  FI : FLOW INDICATOR  FG : FLOW GLASS / FLOW GAUGE  FE : FLOW ELEMENT  FIT : FLOW INDICATING TRANSMITTER  FCV : FLOW CONTROL VALVE  FIC : FLOW INDICATING CONTROLLER  FS : FLOW SWITCH  FY : FLOW CONVERTER  FA : FLOW ALARM  FR : FLOW RECORDER  FRC : FLOW RECORDING CONTROLLER LEVEL  L : LEVEL  LI : LEVEL INDICATOR  LG : LEVEL GAUGE  LIT : LEVEL INDICATING TRANSMITTER  LCV : LEVEL CONTROL VALVE  LDT : LEVEL DISPLACER TRANSMITTER  LIC : LEVEL INDICATING CONTROLLER  LRC : LEVEL RECORDING CONTROLLER  LS : LEVEL SWITCH  LSH : LEVEL SWITCH HIGH  LSL : LEVEL SWITCH LOW  LA : LEVEL ALARM  RLT : RADAR LEVEL TRANSMITTER

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**Author:** ![thassio](https://forumautomation.com/user_avatar/forumautomation.com/thassio/32/4888_2.png) [@thassio](https://forumautomation.com/u/thassio)\
**Post date:** [March 29, 2020, 4:34am UTC](https://forumautomation.com/t/symbols-and-standards-instrument-abbreviation/43/2 "2020-03-29T04:34:38Z")

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What standard is that?