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4. Commissioning
Page 28
M0200ABA_ION-U_EU_H_23_23
User’s Manual for ION
®
-U
4.3.4. Grounding (Earthing)
The RU must be grounded (earthed).
When double grounding lugs are used they must support M6 studs with a stud hole
spacing of 15.88 mm (5/8”).
1.
Connect an earth-bonding cable to one or both of the grounding bolt connections
provided on the connector flange of the Extension Unit. Do not use the grounding
connection to connect external devices.
figure 4-13 Grounding bolts
figure 4-14 Grounding bolt, schematic view
2. After loosening the hex nut(s), connect the earth-bonding cable between the two
washers as illustrated in the figures above.
3. Then, fasten all parts again by tightening the hex nut(s).
4. Connect the other end of the ground wire to a suitable permanent ground.
Note:
Ground of a second unit (for example RU + EU) has to be connected to the
same equipotential bonding terminal as the Remote Unit. Use bonding cables
of the same length, as short as possible, and with a large wire cross section.
Follow local electrical code practices.
4.3.5. Connection of the antenna cables
The Extension Unit has four 4.3-10 type antenna connectors.
When attaching the antenna cable connector, it is recommended to refer to the
corresponding documentation of the connector manufacturer. The bending radius of
the antenna cable must remain within the given specifications.
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