Siemens SCALANCE W734-1 RJ-45, Operating Instructions Manual

Page: 56 / 78

Connection
6.5 Grounding
SCALANCE W774-1 / W734-1
56
Operating Instructions, 03/2022, C79000-G8976-C325-15
NOTICE
UL approval only for use in buildings
Within the area of authority of the NEC and CEC, the SCALANCE W770/W730 devices
and the antennas connected to them may only be used in a closed building. For this
reason, do not lead antennas into the outdoor area if you need to meet UL
requirements.
Note
Cabinet installation
When installing the SCALANCE W770/W730 in a cabinet, you need to use detached
antennas. A suitable flexible connecting cable for a connection between SCALANCE
770/W730 and a detached antenna are available from SIMATIC NET. You will find
detailed information in the section Accessories (Page 22).
6.5 Grounding
Grounding with wall mounting
The device is grounded by the securing screw in the unpainted hole (diameter 4.5 mm)
see position ⑧ of the Device description (Page 20).
If the device is mounted on a non-conductive base, a grounding cable must be fitted. The
grounding cable is not supplied with the device. Connect the paint-free surface of the
device to the nearest grounding point using the grounding cable.
Grounding when installing on a DIN rail / S7 standard rail
The device is grounded via the rear of the device.