Bosch Rexroth EFC 3600, Operating Instructions Manual, Page: 144 / 238

Status messages via multi-
function output signal
Frequency converter in running, frequency converter
for running, DC braking indication, frequency converter
running at zero speed, FDT1/FDT2, frequency/velocity
arrival signal, undervoltage blockage stopped, motor/
frequency converter overload pre-warning, external
fault stop, error output, target/middle count value ar‐
rived, simple PLC phase/cycle completion indication
Main control functions
Automatic PWM frequency adaptation, main and auxili‐
ary reference, slip compensation, torque boost, auto‐
matic voltage stabilization selection, DC brake, restart‐
ing after power fault immediately, intelligent fan control,
2-wire/3-wire control, quick startup, parameter copy,
PID control, multi-speed control, no-trip control, etc.
Customized functions
Control commands
Set by operating panel, control terminals and commu‐
nication
Frequency setting
Set by digital operating panel, analog voltage, analog
current, communication, potentiometer, simple PLC
and output of PID, which can be switched anytime
Auxiliary frequency setting
Flexible frequency trimming and frequency synthesis,
etc.
Analog output terminal
Analog output, 0/ 2 ~ 10 V, to output running frequen‐
cy, set frequency, output current, output power, output
voltage, analog input voltage and analog input current
Communication
Communication protocol
ModBus
Communication interface RS485
Operating panel
7-Segment display
Displaying of various parameters, including output ro‐
tation speed, output frequency, set frequency, set rota‐
tion speed, output voltage, output current, output pow‐
er, analog input, DC bus voltage, analog output, digital
input status, user-defined set frequency, user-defined
output frequency, PID target engineering value, PID
feedback engineering value, module temperature, ac‐
tual carrier frequency, firmware version, etc.
LED indicator Showing setting direction, RUN status
Protection
Short circuit between phase protection, ground fault protection, overload protection,
overvoltage protection, undervoltage protection, motor/frequency converter thermal
protection, intelligent overload protection (reduce carrier frequency at O.H.), stall pre‐
vention, etc.
Bosch Rexroth AG
Technical Data
DOK-RCON03-EFC-3600***-IT01-EN-P
Rexroth Frequency Converter EFC 3600
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