Product Description:
YJJ PSR-12-223 Micro Oxygen O2 Sensor / PPM Oxygen Sensor Is Used
In Air Separation Devices
Features:
PSR-12-223 Gas Sensor (of the American AII brand) is an
electrochemical type oxygen sensor. Its main parameters are as
follows:
Core parameters
Detection range: 0 - 10,000 ppm O₂
Accuracy: ±1% of full scale (FS)
Signal output: 14 - 30 µA (90% response time at 10,000 ppm O₂);
295 - 625 µA (in air)
Sensitivity: 1.4 - 3.0 nA/ppm O₂
Response time: T90 (90% response time) approximately 3 seconds
Drift: Signal variation less than 1% per month
Temperature coefficient: 2.54% per °C
Humidity range: 0 - 99% RH (no condensation)
Performance indicators
Working temperature: 0 - 45℃
Working pressure: 0.5 - 2 bar (absolute pressure)
Expected lifespan: 24 months
Storage temperature: ≤ 40℃
Application scenario
Suitable for industrial fields such as air separation equipment,
nitrogen production, chemical/petrochemical processes, steelmaking,
and portable oxygen detectors that require high-precision oxygen
measurement.
Specifications:
| Working pressure | 0.5 - 2 bar |
| Expected lifespan | 24 months |
| Storage temperature | ≤ 40℃ |
| Drift | Signal variation less than 1% per month |
