User manual

www.cooperbussmann.com/wirelessresources
Cooper Bussmann 245U-E Wireless Ethernet Modem & Device Server User Manual
81Rev Version 2.19
Figure 82 shows the average Channel Utilization for each minute up to one hour. It will also give a running average
for the total number of minutes up to 59 minutes.
Figure 82 Channel Utilization Minutes
Figure 83 shows the running radio receive noise floor average for each minute up to 59 minutes.
Figure 83 Noise Floor Minutes
The Channel Survey page also shows two other screens not shown here that indicate the percent channel utilization
and noise floor in one hour intervals. The screens will only show the last 24-hour period.
4.3 Custom Survey
Custom Survey is essentially the same as the Channel Survey (see the previous section), except that the three
channel utilizations can be turned on or off to show the different amount of traffic-related data.
Percent Radio TX Any transmitted messages from the radio to other devices.
Percent Radio RX Any DSSS or OFDM messages received by the radio (basically any standard Wi-Fi
data packets from either ELPRO or competitor radios).
Percent Busy
(CCA or Noise)
Clear Channel Assessment (CCA) is the detection of any ongoing transmissions
or noise, for example, from devices such as microwaves, 2.4Ghz FHSS, cordless
phones, or RC devices.