In a gas management system, a medical gas alarm system is needed to monitor gas supply system. The medical gases that are monitored by this system are carbon dioxide, oxygen, nitrogen, nitrous oxide, etc. This system is essential to ensure the safety. This reliable system provides information and warning to the staff. If any issue arises in the gas supply system, medical gas alarm system activates the alarm. Lack of supply, high main line pressure, or any other issue trigger alarms.