Emerson FM-3 Guia do Utilizador descarregar pdf (Página 254)

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Glossary

Input Line

The actual electrical input, a screw terminal.

Least Significant Bit

The bit in a binary number that is the least important or having the least weight.

LED

Light Emitting Diode.

List Box

In a dialog box, a list box is an area in which the user can choose among a list of items, such

as files, directories, printers or the like.

Milliamp.

Mega-byte.

Most Significant Bit

The bit in a binary number that is the most important or that has the most weight.

Millisecond.

NVM

Non-Volatile Memory.

NTC

Negative Temperature Coefficient Resistor

Option Button

See Radio Button.

Opto-isolated

A method of sending a signal from one piece of equipment to another without the usual

requirement of common ground potentials. The signal is transmitted optically with a light

source (usually a Light Emitting Diode) and a light sensor (usually a photosensitive

transistor). These optical components provide electrical isolation.

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Emerson FM-3 Guia do Utilizador Página 254