Hitachi RET670 Commissioning Manual page 70

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Section 7
Establishing connection and verifying the LON communication
Losses in connection box, two contacts (0.75 dB/contact)
Losses in connection box, two contacts (1dB/contact)
Margin for repair splices (0.5 dB/splice)
Maximum total attenuation
64
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1MRK 504 165-UEN Rev. K
Distance 1 km
Distance10 m
Glass
Plastic
1.5 dB
-
-
2 dB
0.5 dB
-
11 dB
7 dB
Transformer protection RET670
Commissioning manual

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