
Original — December 1991
UM4.6:CS6003
Glossary-29
Restart To re-power a device of a PROVOX system.
RETMA Acronym: Radio, Electronic, and Television Manufacturers’ Association
Reverse Acting Said of a control action in which the absolute value of the output signal
decreases as the absolute value of the input signal (process variable)
increases.
RFI Acronym: Radio Frequency Interference
RMP Abbreviation: Ramp
ROM Acronym: Read-Only Memory
RST Abbreviation: Restart
RTD Acronym: Resistance Temperature Detector
RTE Acronym: Real Time Executive
RWM Acronym: Read/Write Memory
S
SAMA Acronym: Scientific Apparatus Makers Association
SC Acronym: Signal Common
Scan Sequential interrogation of devices or points.
Scientific Apparatus Makers Association (SAMA)
A trade association that develops standards for symbology, terminology,
and procedures within the chemical and process control industries.
SDLC Acronym: Synchronous Data Link Communication
SEC Abbreviation: Secondary
SEL Abbreviation: Select or Selector
Serial Sequential: said of data transmitted one bit after another.
Serial Interface A data transmission device through which bits are sent sequentially.
Serial Interface Unit
A device that lets a computer communicate with other devices of a
PROVOX instrumentation system, via the data highway.
Res - Ser
Glossary
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