diff -r 42a0ab588a4f -r c09b67fd8323 www/js/mon_co2meter.js
--- a/www/js/mon_co2meter.js	Fri Oct 11 11:44:37 2019 +0200
+++ b/www/js/mon_co2meter.js	Fri Oct 11 13:38:31 2019 +0200
@@ -94,6 +94,7 @@
                         { name: 'beername', type: 'string' },
 			{ name: 'beeruuid', type: 'string' },
 			{ name: 'mode', type: 'string' },
+			{ name: 'alarm', type: 'int' },
                         { name: 'temperature_state', type: 'string' },
                         { name: 'temperature', type: 'float' },
                         { name: 'pressure_state', type: 'string' },
@@ -119,6 +120,11 @@
                         } else {
                                 $("#co2meter_powerled").html('<div class="LEDblue_off"></div>Power');
                         }
+			if (record.online && (record.alarm != "0")) {
+                                $("#co2meter_alarmled").html('<div class="LEDred_on"></div>Alarm');
+                        } else {
+                                $("#co2meter_alarmled").html('<div class="LEDred_off"></div>Alarm');
+                        }
 
                         $("#gaugeContainer_temperature").jqxGauge({ caption: { value: 'Temp: '+record.temperature.toFixed(3) }});
                         $('#gaugeContainer_temperature').jqxGauge({ value: record.temperature });