User's Manual

IDENTIFICATION
ID ISC.ANT1710/690 Crystal
Gate Wave -A/-B
Page 43 of 80
7.6 Setting the Alarm Indicators (Alarm sounder and Alarm LED lights)
7.6.1 Setting the Buzzer
The solution provided here presumes that the alarm indicator (buzzer) is switched through the
digital output 2 /X2 on the ID ISC.LRM2500-BB reader. The pulse duration can be set (CFG2 /
OUT2) between 100 ms and 65535 s by adjusting the Reader configuration. The volume of the
buzzer could be adjusted by R1
Fig. 26 Configuration Buzzer
Fig. 27 Volume adjusting