Personal Oxygen Co Detector

We are indulged in manufacturing and supplying of Personal Oxygen CO Detector in Mumbai, Maharashtra, India.
FEATURES :
Uses continuously for 5,000 hours.
3 types of Alarms: loud buzzer, alarm lamp and vibration.
Available with TWA (Time Weighted Average) concentration display, peak memory, and peak hold function.
SPECIFICATIONS:
Gas Detected : Oxygen (O2) and Carbon Monoxide (CO)
Detection Principle: Galvanic cell for O2 and Electrochemical cell for CO
Measuring Range: 0-25vol% for O2 and 0-350ppm for CO
Resolution : 0.1vol% for O2 and 1ppm for CO
Alarm Set Value : 1st stage: 19.5vol%, 2nd stage: 18.0vol% for O2
1st stage: 50ppm, 2nd stage: 150ppm for CO
Response Time: 20s or less for O2 and 30s or less for CO
Display Mode: LCD (Manual backlight)
Alarm Mode: Buzzer sounds, flashing red light, vibrator
Operating Temperature: a 10a to 40a , 30-90% RH (non-condensing)
Operating Air Pressure: Air pressureA 10%
Power source : 1 A AAA alkaline dry cell