Response Electronics CL6011B Dokumentacja Pobierz pdf (Strona 301)

Glossary

Original Ć June 1990 CE4.2:CL6211

Multifunction Key

A keyboard key whose function changes according to the portion of

software executing at the moment. Commonly, the screen display

indicates the current functions of multifunction keys. Other terms for

multifunction key are softkey and function key.

Multiplexer (MUX)

A PROVOX highway device that transfers information between the data

highway and field devices (both analog and discrete).

MUX Abbreviation: Multiplexer

MV Acronym: Measured Variable

ND Acronym: Network Device

Network Device (ND)

A PROVOX device that communicates directly with a network traffic

director. An ND can be any device, but usually is one that collects

information from several local highways. Local traffic directors, consoles,

and trend units are common network devices.

Network Traffic Director (NTD)

A PROVOX device that controls the data flow for the network data

highway. The NTD links network devices and local data highways via the

local traffic directors.

NonĆVolatile Memory (NVM)

A type of semiconductor memory that retains its contents even though

power is disconnected.

Notch Gain PI_PID

A type of primary control algorithm (PCA) which is similar to a normal

PI_PID algorithm, but allows the proportional gain to be changed while

the process variable is in a certain region of its span (the notch).

NTD Acronym: Network Traffic Director

NVM Acronym: NonĆVolatile Memory

OAR Acronym: Operator Action Request

Mul - OAR

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Response Electronics CL6011B Dokumentacja Strona 301