GAS DETECTOR

摘要

PROBLEM TO BE SOLVED: To solve a problem that a plurality of installing places of gas detectors are required and a plurality of power codes are required to be laid from the respective gas detectors when carbon monoxide gas and inflammable gas are intended to be detected. SOLUTION: A gas detector 1 for the carbon monoxide gas and a gas detector 21 for inflammable gas are provided with a common informing part 36 to raise an alarm when the carbon monoxide gas and the inflammable gas are detected and a carbon monoxide gas detecting part 2 and a inflammable gas detecting part 22 are made possible to be separately installed.