Pneumatically Controlled Oxygen Failure Alarm is a battery operated device. S.D. Process Equipments manufactures Pneumatically Controlled Oxygen Failure Alarm. S.D. Process Equipments also manufactures various types of Flow meter and Rota meter. The Pneumatically Controlled Oxygen Failure Alarm finds an application in hospitals. This Oxygen Failure Alarm is a fifteen seconds audio alarm which gets activated when Oxygen pressure in the system falls to approximately 4.2kg/cm2.