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Bosch Rexroth AG
Block Diagram of Main Functions
7.9 Extension Functions
7.9.1 Master / Slave Function
Master / slave pump function is designed for multi-pump working as a group to
achieve a larger flow. In this application, a master converter is needed to control
the speed / flow of slave pumps.
Code
Name
F1.11 Flow command source
Flow command correspond-
F2.08
ing to 5V, 10V or 20mA
Flow command null offset in V
F2.09
or mA
F2.31 AO1 output
F2.32 EAO output
F3.03 Filter time for flow command 0...999 ms
Pump function configuration
F4.03
word
F4.20 p/Q command soft start delay 0.0...1,000.0 s
F4.24 Maximum flow command limit [F4.23]...5,000 rpm
34/83
Setting range
0: Depend on the value of F1.14
1: Analog input (positive/nega-
tive)
2: Communication
3: Select by digital input (F1.14
shows status)
1...5,000 rpm
0.0...5.0 V, mA
0: No function assigned from ASF
1: Pressure command (scaled by
F2.04)
2: Pressure feedback (scaled by
F2.06)
3: Setting speed (include direc-
tion) (scaled by F2.08)
4: Output speed (include direc-
tion) (scaled by F2.08)
0...63
Bit0: Pump power limit
Bit1: Pump thermal protection
Bit2: Switch master to slave
Bit3: Two points / double pump
Bit4: Pressure drop / overshoot
compensation
Bit5: Activating myCro
Default
Min.
0
-
400
1
0.0
0.1
0
-
0
-
4
1
0
-
0.0
0.1
3,000
1
DOK-RCON03-FCP5020****-QU04-EN-P
FcP 5020
Attri.
Stop
Stop
Stop
Run
Run
Run
Stop
Stop
Stop
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