Gas & Flame Detection | Fixed Gas Detector Transmitters | Environment Monitors

New Cosmos KS-7O Fixed Oxygen Monitor


oxygen monitor

New Cosmos KS-7O Fixed Oxygen Monitor

The KS-7O fixed Oxygen Monitor is a cost-effective, wall-mounted oxygen detector designed for installation in various working environments to ensure protection against oxygen deficiency. It is particularly suitable for clean rooms, laboratories, confined spaces, and other areas where inadequate ventilation or equipment malfunctions may lead to oxygen depletion. 

Equipped with a large LCD, the KS-7O offers a quick readout of the oxygen level. It also features audible and visual alarms to alert occupants of low oxygen levels promptly. Additionally, the monitor provides analog and digital outputs, enabling connection to external devices such as exhaust fans and supervisory systems. 

Technical Data 

Gas Detected: Oxygen 

Detection Range: 0-25% Vol (for deficiency) or 0-50% Vol (for leaks) 

Default Alarm Set Value: 1st stage: 19% Vol, 2nd Stage: 18% 

External Output: 

  • Gas Concentration Analog Output: 4-20mA DC 
  • Gas Alarm Contact (for 1st/2nd stage): 1a 

Power Supply: 24V DC 

Other Functions: 

  • Peak Hold 
  • Maintenance Mode 
  • Up to 350 hours (about 2 weeks) of backup battery life 


  • Separate Sensor Housing Unit for Remote Installation 

The KS-7O Fixed Oxygen Monitor provides reliable and efficient oxygen level monitoring to safeguard environments against oxygen deficiencies. Its user-friendly features and robust design ensure the safety and well-being of occupants in various critical settings.