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Bosch Rexroth AG
VT-MSFA1 | RE 30260-B/07.12
Assembly
The circuitry of the booster amplifier refers to the connection
•
of the power supply unit (see chapter 7.4.3)
•
of the valve (see chapter 7.4.4)
•
of the superior control system (see chapter 7.4.5)
7.4.2 Connection overview
For the electrical connection, the machine manufacturer's connection diagrams
and their work instructions are always binding!
Necessary components like e.g. EMERGENCY STOP circuits, mains switches,
etc. must be provided and included by the system project planner according to the
accepted state-of-the-art and best safety possible.
The VT-MSFA1 booster amplifier has 4 inputs and 3 outputs on 8 terminals.
1 2 3 4
5 6 7 8
OK
MSFA1
1 - 4
5 - 8
Terminals
Plug-in screw
connectors
Plug-in screw
connectors
Fig. 6: Booster amplifier front view
Table 6: Overview of the terminals
Terminal Terminal
designation
Type
Comment
Supply line
from / to
1
+UB
Input
Operating voltage
Power supply
unit
2
0 V and/or
ground
Input
Reference potential of the
operating vUB
and the Ready for opera-
tion output
Power supply
unit
3
IN1
Input
Output stage activation
("AND" connection of
both signals)
Control
4
IN2
Input
Control
Terminal assignment
