*T

Here’s a list of Instrumentation abbreviations starting with the letter “T”, commonly used in P&IDs, datasheets, control systems, and field instrumentation.

T: Transmitter / Temperature / Tank (context dependent)
TA: Temperature Alarm / Tank Alarm
TAC: Temperature Alarm Controller / Tank Alarm Controller
TAM: Temperature Alarm Module / Tank Alarm Module
TB: Tank Block / Terminal Bus
TBC: Tank Block Controller / Terminal Bus Controller
TC: Temperature Controller / Tank Controller
TCA: Temperature Control Assembly / Tank Control Assembly
TCC: Temperature Control Cabinet / Tank Control Cabinet
TCD: Temperature Control Device / Tank Control Device
TCM: Temperature Control Module / Tank Control Module
TCP: Temperature Control Panel / Tank Control Panel
TCS: Temperature Control System / Tank Control System
TD: Temperature Detector / Tank Device
TDC: Temperature Detector Controller / Tank Device Controller
TDD: Temperature Detection Device / Tank Detection Device
TE: Temperature Element / Tank Element
TF: Temperature Filter / Tank Filter
TFC: Temperature Flow Controller / Tank Flow Controller
TFD: Temperature Flow Device / Tank Flow Device
TFM: Temperature Flow Meter / Tank Flow Meter
TG: Temperature Gauge / Tank Gauge
TH: Temperature High / Tank High
THA: Temperature High Alarm / Tank High Alarm
THC: Temperature High Controller / Tank High Controller
THD: Temperature High Device / Tank High Device
THI: Temperature High Indicator / Tank High Indicator
TI: Temperature Indicator / Tank Indicator
TIC: Temperature Indicating Controller / Tank Indicating Controller
TIM: Temperature Interface Module / Tank Interface Module
TL: Temperature Low / Tank Low
TLA: Temperature Low Alarm / Tank Low Alarm
TLC: Temperature Low Controller / Tank Low Controller
TLD: Temperature Low Device / Tank Low Device
TLI: Temperature Low Indicator / Tank Low Indicator
TLT: Temperature Low Transmitter / Tank Low Transmitter
TM: Temperature Meter / Tank Module
TMC: Temperature Module Controller / Tank Module Controller
TN: Tank Node / Temperature Node
TO: Temperature Output / Tank Output
TOC: Temperature Output Controller / Tank Output Controller
TOM: Temperature Output Module / Tank Output Module
TP: Temperature Point / Tank Point
TPC: Temperature Point Controller / Tank Point Controller
TPD: Temperature Pressure Device / Tank Pressure Device
TPI: Temperature Pressure Indicator / Tank Pressure Indicator
TPT: Temperature Pressure Transmitter / Tank Pressure Transmitter
TR: Temperature Recorder / Tank Relay
TRC: Temperature Recorder Controller / Tank Relay Controller
TRD: Temperature Relay Device / Tank Relay Device
TS: Temperature Switch / Tank Switch
TSC: Temperature Switch Controller / Tank Switch Controller
TSD: Temperature Shutdown Device / Tank Shutdown Device
TSI: Temperature Status Indicator / Tank Status Indicator
TSM: Temperature Signal Module / Tank Signal Module
TT: Temperature Transmitter / Tank Transmitter
TTC: Temperature Transmitter Controller / Tank Transmitter Controller
TTD: Temperature Trip Device / Tank Trip Device
TTI: Temperature Transmitter Indicator / Tank Transmitter Indicator
TTT: Temperature Transmitter Transducer / Tank Transmitter Transducer
TV: Temperature Valve / Tank Valve
TVC: Temperature Valve Controller / Tank Valve Controller
TVM: Temperature Valve Module / Tank Valve Module