Appendix
8-2
BA2131EN
8.2
List of abbreviations
Abbreviation
Meaning
AIF
Automation Interface; interface between controller and automation or fieldbus modules. It also includes defined process data.
ASCII
American Standard Code for Information Interchange: 7 bit code with one free parity bit
bin
Display of values in the binary character format (0,1).
CRL
Communication reference list
Ctrl. enable
Controller enable
Ctrl. inhibit
Controller inhibit
DCB
DC-injection brake
DI1, DI2
Name for the SubD connection.
DO1, DO2
Name for the SubD connection.
DP
Decentral periphery:
Input and output units which are serially connected with the central control.
EMC
Electromagnetic Compatibility
hex
Display of values in the hexadecimal character format (0,
¤
, 9, A, B,
¤
, F ).
Imax
Current limit
IMP
Pulse inhibit
JOG
Fixed speed or input for activation of the fixed speed
L-CXXXX
Lenze code number XXXX
LECOM
Lenze communication
LSB
Least Significant Bit; low-weighting bits of a binary value
Max-PDU
Maximum Process Data Unit
MSB
Most Significant Bit; high-weighting bits of a binary value
OV
Object list
PC
Personal Computer
PCD
Process data
PDU
Process Data Unit: Usable length of a PROFIBUS-compatible telegram
PE
Protective earth
PI-data
Process-input data
PIWx
Process-input word x from PROFIBUS: Reference point is the master, i.e. a word is transmitted from the controller to the master. “x“
characterizes the word address (starts with x = 1).
PO-data
Process-output data
POWx
Process-output word x to PROFIBUS: Reference point is the master; i.e. a word is transmitted from the master to the controller. “x“
characterizes the word address (starts with x = 1).
PROFIBUS
Process Field Bus; communication standard DIN 19245, parts 1 to 3
QSP
Quick stop
RFG
Ramp-function generator; setpoint integrator
RS232
Interface standard
RS485
Interface standard with difference signals
TRIP
Operation fault
Vcc
Controlled constant voltage supply
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