Huawei OptiXRTN 980L Quick Installation Manual page 40

Radio transmission systemv100
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Installing a Flexible Waveguide on an Antenna (1/2)
Connect the flexible waveguide to the antenna.
Spacer
Flexible
waveguide
NOTE
•A spacer is required when a flexible waveguide is connected to a U6/L6 GHz antenna.
•All screws must be tightened.
2
Use clamps to fasten the flexible waveguide.
Frequency Band
U6/L6 GHz
7/8 GHz
11 GHz
U6/L6 GHz antenna
•Ensure that the bending radius of a flexible waveguide is larger
than the minimum bending radius of the corresponding plane.
Parameters related to the E plane and H plane of a flexible waveguide
Minimum
H-bend radius ①
204 mm ( 8 in )
152 mm ( 6 in )
127mm ( 5 in )
Flexible
waveguide
CAUTION
Minimum
E-bend radius ②
102 mm ( 4 in )
76 mm ( 3 in )
64 mm ( 2.5in )
39
7/8/11 GHz antenna
Maximum
Twist Degree
195°
240°
280°

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