Echelon Lumewave CRD 3000 Street Light Bridge User Manual

Page 72

Advertising
background image

62

Managing a Street Lighting Network

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

ON

W

ORKS

power line

channel, see the LonWorks PLT-22 Power Line Transceiver

User’s Guide (110kHz - 140kHz Operation).
For RF hops, Primary or Secondary refer to the CRD 3000

Street Light Bridge module’s primary or secondary channel

lists.

Signal Strength

Direct Communication Devices: Displays the real-time

measurement in dB of the signal strength at the device.
Proxies and Target Devices
: Displays the real-time

measurement (in dB for power line hops; in dBm for RF hops)

of the signal strength at the hop. This value is the minimum

of the signal strengths measured at the device and its proxy.

Signal Margin

Direct Communication Devices: The amount in decibels

(dB) that the signal margin exceeds the recommended

amount calculated by the SmartServer for reliable

communications at the device.
Proxies and Target Devices
: The amount in decibels (dB)

that the signal margin exceeds the recommended amount

calculated by the SmartServer for reliable communications at

the hop.

c.

You can click Refresh to get updated real-time values.

d.

Click Close to return to the Power Line Repeating Analysis Web

page.

7. Optionally, you can view statistics related to signal at the hop between

the selected device and all the proxies (repeating devices) that can be

used to relay messages to that device, including the current proxy. To

view the available proxies for a given device, perform the following steps:

a. Right-click the device and select Show Available Proxies from

the shortcut menu.

b. The Show Available Proxies dialog opens.

Advertising