Siemens ET 757 E Series Betriebsanleitung Seite 23

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Description
2.1 The frequency converter
ET 200pro FC
Operating Instructions, 11/2007, A5E01100763B AA
23
Operating functions
Adjustable setpoint channel
Adjustable ramp function generator (RFG)
Jog mode
Free function blocks (FFB)
Positioning ramp down
Automatic restart (AR) function
Flying restart
Current limiting
Slip compensation
Motor holding brake (MHB)
Regenerative braking
Additional features of fail-safe frequency converters
Safe Torque Off (STO)
Safe Stop 1 (SS1)
Safely Limited Speed (SLS)
Function modules
Vector control (speed and torque control) without encoder
V/f control with different characteristics
Protective functions
Motor protection functions
Frequency converter protection functions
System protection functions
Interfaces
PROFIBUS or PROFINET through backplane bus
MMC as parameter memory
Optical interface with USS protocol
Motor temperature sensor PTC or KTY84
Additional features of fail-safe frequency converters
Inputs for evaluating the switch-off signals from fail-safe ET 200pro modules (e.g. F-Switch
or F-RSM)
Note
These inputs are an interface to the backplane bus and not directly accessible.
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