Shanghai Changai P860 Series Nitrogen Analyzer is an online nitrogen purity detection instrument. Depending on the nitrogen purity, the analyzer models include P860-3N Nitrogen Analyzer, P860-4N Nitrogen Analyzer, and P860-5N Nitrogen Analyzer. Features of the P860 Nitrogen Analyzer: 1. Imported oxygen sensor, long lifespan, fast response 2. Options for oxygen and nitrogen measurement 3. Configurable upper and lower limit alarms 4. Alarm points and contact outputs can be freely set Purity Measurement Range Test Range P860-3N Nitrogen Analyzer 79.0%～99.9% N2 P860-4N Nitrogen Analyzer 79.0%～99.99% N2 P860-5N Nitrogen Analyzer 79.0%～99.999% N2 Model Description Ordering Information (Please specify when ordering) Instrument measurement range Measured gas pressure: positive pressure, micro-pressure, or negative pressure Main components, impurities, and sulfides of the measured gas Dedicated high-purity nitrogen analyzer The P860 Series Nitrogen Purity Analyzer is an online analyzer that combines advanced ion flow sensor technology with a microcontroller, offering a new intelligent detection instrument. %N2 display (N2% = 100 - O2%), widely used in oxygen content detection in industrial processes such as air separation for nitrogen production, fertilizers, petrochemicals, and biological fermentation. Test Range 1 P860-3O 21.0%～1000ppm O2 2 P860-4O 21.0%～100ppm O2 3 P860-5O 21.0%～10ppm O2 4 P860-3N 79.0%～99.9% N2 5 P860-4N 79.0%～99.99% N2 6 P860-5N 79.0%～99.999% N2