17 glossary, Glossary – Lenze EDS4900U-REG User Manual
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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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