Bosch Rexroth EFC 3600 Operating Instructions Manual page 92

Bosch Rexroth AG
Parameter Settings
2. Define any 3 external control terminals in parameters [E0.01] ~ [E0.05] with one
set to 9 "Frequency increment UP command", one set to 10 "Frequency decre‐
ment DOWN command", and another set to 11 "Zeroing of external terminal fre‐
quency setting".
3. Set [S3.32] "UP / DOWN setting ratio" for the frequency change rate of terminals
UP / DOWN.
Fig.8-26: External terminals Up / Down settings
The combination of the control terminals are described as below:
Input for set frequency zero clearing
Input UP
Input DOWN
Current set frequency of the fre‐
quency converter
● UP / DOWN / Zeroing terminals only work in RUN state.
● Whether the frequencies modified via UP / DOWN terminals will or not
be saved after power off depends on parameter [b1.01].
S3.34 Fan control
Setting range 0 ~ 1
Minimum unit 1
Factory default 0
● 0: Automatically controlled
Automatically control the start and stop of the cooling fan according to the detected
temperature of the heat sink.
● 1: Always on
The fan will start as long as the frequency converter is "switched on".
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DOK-RCON03-EFC-3600***-IT01-EN-P
Rexroth Frequency Converter EFC 3600
Open
Open
Open Closed
Hold Decrease Increase
Closed
Closed Either
Open Closed Either
Hold Zero