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DOK-SUPPL*-VAU*01.1U**-PR03-EN-P
Rexroth IndraControl VAU 01.1U UPS with USB interface
Malfunctions
Connecting the USB cable
Pin assignment of the USB con‐
NOTICE
Use only shielded cables and metallic or conductive connector or coupling
covers with large-area shield support.
NOTICE
Use short USB cables, if possible.
Use one of the following cables, see also
on page
57:
●
USB_A/B_EMV_3M cable; parts number: R911171414 or
●
USB_A/B_EMV_1M cable; parts number: R911171627
These cables feature additional shield connectors which are connected to the
functional earth ground connections of the control and of the VAU 01.1U. Ad‐
ditionally, the VAU 01.1U features a ferrite clamp between USB connection of
the VAU 01.1U and the bonding clip of the VAU 01.1U.
●
At first, attach the shield connector of the USB cable to the functional
earth ground connection (FE) of the VAU 01.1U (see ② in the following
figure).
①
USB interface
②
Shield connector of the USB cable
Fig.7-9:
Attaching the USB cable to the functional earth ground of the VAU
01.1U
nector
Fig.7-10:
Interface XUSB In
Pin
1
2
Bosch Rexroth AG
Malfunctions due to insufficient shielding!
Malfunctions due to too long cables!
chapter 11 "Service and Support"
1
2
4
3
Function
USB power supply
Data -
45/63
Interfaces and Wiring
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