Bosch REXROTH VM350 Bedienungsanleitung Seite 27

3 609 929 B32/2008-09 | VM350
X1S1 user interface for external 24 V
power supply
The X1S2 interface enables the external 24 V
power supply. This ensures the power supply
e.g. to interfaces after triggering the
emergency OFF (i.e. after disconnecting the
mains lead).
Table 2 X1S2
Pin Signal Description/
function
1 VEE_ External (custom-
Extern er's) 24 V power
supply for the 350
tightening system
2 GND Reference poten-
tial for all voltages
The power pack must be protected against
short circuit and overload.
Recommendation:
Rexroth VAP 01.1H-W23-024-010-NN
MNR: R911 17 10 65
i
NOTE!
The insulation stripping length must be at
least 10 mm for reliable contacting to
X1S1.
The maximum torque at the bolted
connections of the terminals at X1S1 must
not exceed 0.5 Nm.
XDN2 user interface
The XDN2 interface is located on the front
panel. This serves to:
• ensure the 24 V power supply for external
consumers
• provide the emergency OFF connection,
referred to in this document as NH.
Voltage/
current
24 V +/– 5 %;
10 A
PE potential
Fig. 3: Terminal strip, 7-pin, with jumper
Pin 3 and pin 4 are fitted with a jumper at the
factory in order to ensure the operational
readiness of the tightening system. This
jumper must be removed for connection of an
emergency OFF circuit.
i
The 24 V supply voltage (VEE) is not
galvanically isolated from the internal
supply.
Bosch Rexroth AG
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7
NOTE!
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