Oxygen (O2) Detector
Model: SPD-201 O2
Feature: Digital oxygen (O2) detector can detect the oxygen content
between the 0～25%VOL (the unit of volume size)
Specification:
Display: 4 digit LCD with back light
Operation temp.: -10 to 40C (14 to104F)
Storing temp.: 0 to 30C (32 to 86F)
Operation humidity: 0 to 99%RH
Storing humidity: 20% to 80% RH
Range: 0 to 25%(VOL)
Resolution: 0.1 %( VOL)
Accuracy: ±0.5%
Alarming method: acousto-optic alarming
Principle of the sensor: source cell sensor
The service life of the sensor: 2 years (it can then be replaced)
Power supply: 3×1.5V AAA alkaline batteries
Size: 172×51×26 (mm)