Connecting The Industrial Usb Hub 4; Connecting Information - Siemens SIMATIC HMI Operating Instructions Manual

4.4

Connecting the Industrial USB Hub 4

4.4.1

Connecting information

Requirements
● The device has been installed according to the information provided in these operating
● Always use standard shielded cables.
Connection sequence
Connect the device in the following sequence:
1. Equipotential bonding
2. Power supply
3. Use a controller/configuration computer as necessary
Connecting the cables
When connecting the cables, ensure that the contact pins are not bent. Secure the USB
device and the USB plug using the clamping elements on the Industrial USB Hub 4.
The pin assignment of the interfaces is described in the technical specifications.
See also
Safety instructions (Page 73)
Industrial USB Hub 4
Operating Instructions, 09/2007, A5E00471973-02
instructions.
For further information, refer to the SIMATIC HMI Catalog ST 80.
Perform a power-up test to ensure that the power supply is connected with the correct
polarity.
NOTICE
Connection sequence
Always adhere to the correct sequence for the connection of the device. Failure to do so
may result in damage to the HMI device.
Mounting and Connecting
4.4 Connecting the Industrial USB Hub 4
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