User's Manual

BA0031 User Manual (12.14.04) Page 9 12/14/2004
RF Parameters Setting
1. Select ‘RF’ tab.
2. Set ‘Rx RF Channel’ and ‘Tx RF Channel’ (BA0031-I & BA0031-E models). The
Channel range is 5 (904.6MHz) to 57 (925.4MHz). The channel spacing is
0.4MHz.
3. The rest of the parameters are configured in the factory to:
•
Freq. Offset – 0
•
Freq. Width – 20000
•
Min Threshold – 300
•
Auto Threshold – Enable
•
Preamble Length – 150.
4. When ‘Auto Threshold’ is enabled, the threshold is reset to the ‘Min Threshold’
value once every hour. The device increases automatically the threshold if the false
alarm rate is high. The current value can be read in the ‘Actual Threshold’ field.