20 Introduction to the manual
Terms and abbreviations
Term/Abbreviation Explanation
EMC Electromagnetic Compatibility
EMI Electromagnetic Interference
FIO-11 Optional analogue I/O extension
FIO-21 Optional analog and digital I/O extension
FIO-31 Optional digital I/O extension with four relays
FDNA-0x Optional DeviceNet™ adapter
FENA-0x Optional Ethernet/IP™ adapter
FLON-0x Optional LonWorks® adapter
FSCA-0x Optional Modbus adapter
FPBA-0x Optional PROFIBUS DP adapter
Frame (size) Size of the drive module. The drive modules described in this manual are of frame
size G.
IGBT Insulated Gate Bipolar Transistor; a voltage-controlled semiconductor type widely
used in inverters due to their easy controllability and high switching frequency.
I/O Input/Output
JCU The control unit of the drive module. The external I/O control signals are
connected to the JCU, or optional I/O extensions mounted on it.
JINT Main circuit board
JMU-xx The memory unit attached to the control unit of the drive
RFI Radio-frequency interference
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