Echelon i.LON SmartServer Uživatelská příručka stáhnout pdf (Strana 52)

38 Maintaining a Power Line Repeating Network

b. The Online Measurement dialog opens.

c. This dialog displays the following statistics:

Time Stamp Displays the time at which the device last responded to a network

message.

Frequency in Use Displays the frequency carrier of the signal at the hop (Primary or

Secondary). For more information on the use of these frequency

carriers on a L

ONWORKS power line channel, see the LONWORKS PLT-

22 Power Line Transceiver User’s Guide (110kHz - 140kHz

Operation).

Signal Strength Displays the real-time measurement in dB of the signal strength

(attenuation) at the hop between the selected device and the next

device in the repeating chain.

Signal Margin Displays the real-time measurement in dB of the signal margin (the

amount that the signal is greater than the noise level) at the hop

between the selected device and the next device in the repeating chain.

d. You can click New Measurement to get updated real-time values.

e. Click Close to return to the Power Line Repeating Analysis Web page.

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Echelon i.LON SmartServer Uživatelská příručka Strana 52