Advanced Functions; Link Quality Indicator; Battery Level - Advantech ADAM-2000 Series User Manual

4.3

Advanced Functions

4.3.1

Link Quality Indicator

The LQI represents the wireless signal index and can assist the user to install the
ADAM-2000 devices in proper location for good communication quality. The LQI
function is only available for Router and End Devices. Press the Function Button
once and the Level Index in the front panel will turn on to indicate the level of LQI.
Table 4.1: Level of LQI
Level Index Conditions
3 LED ON, 1 LED Blink
2 LED ON, 1 LED Blink
1 LED ON, 1 LED Blink
1 LED Blink
No LED on, Error LED blinks
4.3.2

Battery Level

All ADAM-2000 devices are all designed to be used with batteries. Users can install 2
AA batteries for extended operation or back-up power. Press the Function Button
twice and the Level Index in the front panel will turn on to indicate the level of battery
power.
Table 4.2: Level of battery power
Level Index Conditions
3 LED ON, 1 LED Blink
2 LED ON, 1 LED Blink
1 LED ON, 1 LED Blink
1 LED Blink
No LED on, Error LED blinks
ADAM-2000 Series User Manual
Description
Excellent
Good
Normal
Poor
No Signal
Percentage of
Description
100%~ 81%
Excellent
80%~ 61%
Good
60%~ 41%
Normal
40%~ 21%
Poor
Below 21%
Low battery
44
Battery