12V relay output switching gas alarm

$0.99

12V relay output switching gas alarm12V relay output switching gas alarm12V relay output switching gas alarm

Features High reliability sensor Automatic reset Using microprocessor control Automatic fault detection indication Detection of natural gas and liquefied petroleum gas Made by SM T process, good stability product description Time: about 180S Alarm indication: work indicator flashes red Fault indication: long light, long buzzer sound Alarm sound pressure: 85dB / m Working temperature: -10+ 50 Installation method: wall mount Alarm mode: network output / sound and light alarm Dimensions: 115 * 72 * 41mm Work indicator is yellow Ambient humidity: max. 95% RH (no condensation) Wireless signal 315MHz or 433MHz (wireless type must be specified) Transmission distance: 100 meters in the open (wireless type must be specified) Technical Parameters Voltage: DC9-16V AC 220V Rated power: 3W (AC 220V power supply) Alarm concentration: 10% LEL