FN321B high oxygen analyzer Product Description: FN321B (C, D) high oxygen analyzer is imported ion flow sensor and new computer technology research and development from a combination of new intelligent industrial online analyzer. Application areas: air-oxygen, detection and analysis of health care, petrochemical, metallurgy, power electronics and other industries in the oxygen content. Instrument features: selection of imported ion flow sensors, with long life, high accuracy, good stability. Full Chinese menu interface, intuitive and easy to operate scheduled automatic storage function, you can always view the data stored alarm output can be set alarm point in the whole range can be set with optional RS232 or RS485 communication port in the whole range , two-way communication with the computer for economical type B 128 x 64 dot matrix LCD, C Type for Engineering 320 x 240 dot matrix LCD, D-type of intelligent combination of 800 x 480 touchscreen technology embedded ARM instrumentation technical parameters: 1 Measuring range: 0.01% / 80.00% / 90.00% / 95.00% / 98.00% ~ 99.99% O2 optional; 2. Accuracy: ≤ ± 2% FS; 3. Stability: Zero drift ≤ ± 1% FS / 7d; span drift ≤ ± 1% FS / 7d; 4. Repeatability: ≤ ± 1%; 5. Warm-up time: ≤15 minutes; 6. sample flow: 300 ± 10ml / min; 7. Response time: T90≤30 sec; 8. Sample gas pressure: 0.05 MPa≤ inlet pressure ≤0.25MPa; 9. Resolution: 0.01%; 10. Contact capacity: 220VAC, 1A 24VDC, 2A; 11. Output signal: 4 ~ 20mA; 12. Work Environment: Temperature: -10 ℃ ~ + 45 ℃; Humidity: ≤90% RH; 13. Power supply: 220VAC ± 10%, 50Hz ± 5%; 14. Dimensions: 270mm (width) × 132mm (height) × 330mm ( Deep) 15. Installation size: 238mm (width) × 132mm (high 16. Weight: about 3.0kg / span>