Carbon monoxide detector, 230V, warns from a CO concentration of 50 ppm. CO detector with loud 85 dB (A) warning tone and visual indicators, digital display to show the CO concentration (> 30 ppm) and test button. Changeover relay contact: max. 5A / 230V AC. Alarm output: 12V DC, max. 200mA (e.g. siren AS05 or flashing light BL02). Power supply: 230V, 50Hz (6 VA) via 1.2m connection cable with Euro plug. Design according to EN 50291:2010 + A1:2012, type tested according to EN 60335-1. Dimensions: 140 x 125 x 42mm.