//Variables
var network = "WLAN_B3"; //CHANGE IT.

//WifiScan
device.network.on("wifiScan", function (signal)
{
    var results = signal.scanResults;
    for(var i=0;i<results.size();i++){
        
        var wifi = results.get(i);
        
        if(wifi.SSID == network) {
                
            device.notifications.createNotification(wifi.level).show();
                
            if(wifi.level > -40) { //CHANGE THE LEVEL [-90 ,.., -30] dBm approximately.
                //Code for disable the alarm.
            }
                
        }
    }
    
});