17 glossary, Glossary – Lenze EDS4900U-REG User Manual

Page 331

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Glossary

17-1

48XX/49XXSHB0399

17 Glossary

Term

Meaning

AIF

Automation interface (X1)

CE

Communauté Européenne (English: European Community)

Code

For entry and display (access) of parameter values.
Variable addressing according to the format ”code/subcode” (Cxxxx/xx).
All variables can be addressed via the code digits.

Ctrl. enable

Controller enable

Ctrl. inhibit

Controller inhibit ( = Controller enable )

FDI

freely programmable digital input

FDO

freely programmable digital output

Fieldbus

For data exchange between superimposed control and positioning control,
e. g. InterBus or PROFIBUS.

Following error

Difference between current position set-value and position actual value.

Following error monitoring

Monitors the actual following error for exceeding the following error tolerance and, if necessary, sets a
trip.

Following error tolerance

If the following error reaches a certain following error tolerance, a trip is set.

InterBus

Industrial communication standard to DIN E19258

JOG

Fixed speed or input for fixed speed

LECOM

Lenze Communication

LEMOC2

PC-program (DOS) for Lenze controllers

LF

Master frequency

LU

Undervoltage

Master

Masters are host systems, e.g. PLC or PC.

NCO

Numeric clock oscillator

OU

Overvoltage

PC

Personal Computer

PLC

Programmable logic controller

PM

Permanent magnet

Process data

For instance, setpoints and actual values of controllers which must be exchanged within a minimum of
time.

Process data are usually small amounts of data which are to be transmitted cyclically.

For PROFIBUS, these data are transmitted in the logic data channel.

PROFIBUS

Communication standard DIN 19245, consisting of part 1, part 2 and part 3

QSP

Quick stop

RFG

Ramp function generator

SIO

Serial Input / Output

Slave

Bus participant which may only send after the request of the master.Controllers are slaves.

SSI

Synchronous serial interface

SVI

Set-value integrator (ramp function generator)

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