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FM-3 Programming Module Reference Manual
Configuration
The user-created application. It can be saved as a disk file or downloaded to configure the
FM-3. It includes all the user-defined setup, assignments and programs.
CRC
Cyclical Redundancy Check, the data transfer error checking mechanism.
Destination
A function (i.e., Stop, Preset) that may be assigned to an input line. In FM-3, the input
function is connected to the action through click and drag operations in PowerTools Software
on the Assignment View.
Dialog Box
A dialog box is a window that appears in order to collect information from the user. When the
user has filled in the necessary information, the dialog box disappears.
DIN Rail
Deutsche Industrie Norm Rail
DLL
In Microsoft® Windows®, a Dynamic Link Library contains a library of machine-language
procedures that can be linked to programs as needed at run time.
Downloading
The transfer of a complete set of parameters from an FM to a drive.
Drive
Servo drive or amplifier.
EEPROM
An EEPROM chip is an Electrically Erasable Programmable Read-Only Memory; that is, its
contents can be both recorded and erased by electrical signals, but they do not go blank when
power is removed.
EMC
Electromagnetic Compatibility. The relative immunity of a drive to the effects of
electromagnetic fields.
EMI - Electro-Magnetic Interference
EMI is noise which, when coupled into sensitive electronic circuits, may cause problems.