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24 Introduction to the manual
Term/
Explanation
Abbreviation
FEPL-02
Optional Ethernet POWERLINK adapter module
FENA-11
Optional Ethernet adapter module for EtherNet/IP™, Modbus TCP and PROFINET IO
protocols
FENA-21
Optional Ethernet adapter module for EtherNet/IP™, Modbus TCP and PROFINET IO
protocols, 2-port
FPBA-01
Optional PROFIBUS DP adapter module
FEN-01
Optional TTL incremental encoder interface module
FEN-11
Optional TTL absolute encoder interface module
FEN-21
Optional resolver interface module
FEN-31
Optional HTL incremental encoder interface module
FSO-12,
Optional functional safety module
FSO-21
Frame (size)
Physical size of the drive
IGBT
Insulated gate bipolar transistor; a voltage-controlled semiconductor type widely used in
drives due to their easy controllability and high switching frequency.
I/O
Input/Output
MCCB
Molded case circuit breaker
ZCU
Drive control unit. As standard, the external I/O control signals are connected to the control
unit, or optional I/O extensions mounted on it.
ZGAB
Brake chopper adapter board
ZGAD, BGAD
Gate driver adapter board
ZINT
Main circuit board
ZMU
The memory unit attached to the control unit of the drive
RFI
Radio-frequency interference
R6...R11
Frame size designation of the drive
SAR
Safe acceleration range
SBC
Safe brake control
SLS
Safely-limited speed without encoder
SS1
Safe stop 1
SSE
Safe stop emergency
SSM
Safe speed monitor without encoder
STO
Safe torque off
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