Huawei OptiX RTN 320F Quick Installation Manual page 27

Appendix
Treating the IF Ports and Ground Cables of IF Cables and Outdoor Network
Cables with Anticorrosive Material and P&E Cable
1. Wrap one layer of PVC tape around the exposed part of a flexible waveguide or a group clip.
2. Wrap three layers of waterproof insulation tape outside the PVC tape.
3. Wrap three layers of PVC tape outside the waterproof insulation tape.
4. Bind outdoor binding straps at the positions 1 cm to the wrapping edges.
The following figures use an IF port as an example. The treatment for the ground cables of IF cables, outdoor network cables,
and P&E cable is similar.
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Waterproof
insulation tape
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