Siemens SIMATIC HMI Operating Instructions Manual page 85

Procedure - installation on DIN rail
The Industrial USB Hub 4 is equipped with a clamping spring for attachment to a mounting
rail.
The figure below shows the Industrial USB Hub 4 mounted on a mounting rail.
①
②
③
Proceed as follows:
1. Place the device with the clamping spring from the top onto the mounting rail.
2. As soon as the clamps reach below the DIN rail, press the device onto the DIN rail.
3. Slowly let the device be lifted until the clamps are fully engaged.
4. Check whether the Industrial USB Hub 4 is mounted at the correct position.
Procedure - dismantling
Proceed as follows:
1. Carefully push down the device until the clamps release it from the DIN rail.
2. Pull the base of the device forward.
3. Slowly let the device be lifted until the clamps are fully disengaged.
4. Remove the device from the rail.
See also
Specifications for insulation tests, protection class and protection rating (Page 83)
Industrial USB Hub 4
Operating Instructions, 09/2007, A5E00471973-02
Clamping spring
DIN rail
Clamping
The mounted Industrial USB Hub 4 cannot be moved, as this would damage the clamps.
Mounting and Connecting
4.2 Installation of Industrial USB Hub 4
87