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Terms and abbreviations used
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EDS700ACBA EN 5.1
1.3 Terms and abbreviations used
General
Term Description
Controllers
Axis module
Motor module
General designation for servo controllers and frequency inverters
Module Electronic unit or device
Single axis module
1−axis module
Single inverter
Controller for one motor / one drive axis
Double axis module
2−axis module
Double inverter
Controller for two motors / two drive axes
Axis A
Axis B
Designation of the first / second axis of double axis devices
Servo controller
Servo inverter
Electronic controller for operating rotating field motors with variably
adjustable speed and torque. "Servo" stands for especially dynamic drive
characteristics.
i700, 9400, 9300 Lenze servo controller product series
Frequency inverter Electronic controller for operating rotating field motors with variably
adjustable speed and torque.
8400, 8200 Lenze frequency inverter product series
Power electronics Rectification, DC bus and inverter
Control electronics Open−loop control, closed−loop control, setpoint generation, monitoring
Power supply unit,
Power supply module
Electronic rectifier unit with mains connection for supplying energy to the
DC bus. In a DC−bus operation, the controllers are supplied via the DC bus.
DC−bus operation Interconnection of several controllers and, if required, power supply
modules on the DC−bus level
DC−bus level Energy storage between rectification and DC−AC conversion, for one or
more controllers
Term
Description
EtherCAT® is a real−time capable Ethernet system with a top performance.
EtherCAT® is a registered trademark and patented technology, licensed by Beckhoff
Automation GmbH, Germany.
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