4 terms and abbreviations used, Terms and abbreviations used, About this documentation – Lenze 8400 motec Manual User Manual
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About this documentation
Terms and abbreviations used
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EDS84DG752 EN 4.0
1.4
Terms and abbreviations used
Term
Meaning
Device size
Used as generic term for a group of devices which have the same dimensions
(depth, height and width) but different power ratings.
Standard device
Used as generic term when actions and features are described which are very
similar or the same for different versions or device sizes, e.g.
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mechanical installation or
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power terminals
DU
Drive unit
8400 motec controller
CU
Communication unit
Optional interfaces per I/O, fieldbus, safety system
WU
Wiring unit
Ready−made motor connection, replaces the motor terminal box
Abbreviation
Meaning
24O
24 V voltage supply for non−safe monitoring
Cat.
Category according to EN 954−1 (valid until 30 November 2009)
DO
Non−safe feedback output
F−PLC
Safety PLC
GSDML
File containing device−specific data to establish PROFINET communication
GSE
File containing device−specific data to establish PROFIBUS communication
OFF state
Signal status of the safety sensors when they are activated or respond
ON state
Signal status of the safety sensors during normal operation
Opto supply
Optocoupler supply for controlling the drivers
OSSD
Output Signal Switching Device, tested signal output
PELV
Protective Extra Low Voltage
PL
Performance Level according to EN ISO 13849−1
PM
P/N switching signal paths
PP
P/P switching signal paths
PS
PROFIsafe
PWM
Pulse Width Modulation
S−Bus
Safety bus
SD−In
Safe input (Safe Digital Input)
SD−Out
Safe output (Safe Digital Output)
SELV
Safety Extra Low Voltage
SIA, SIB
Safe Input, channel A or B, respectively
SIL
Safety Integrity Level according to IEC 61508
SO
Integrated safety option
n. c.
Terminal not assigned
Abbreviation
Safety function
STO
Safe Torque Off
Former designation: safe standstill