Brief introduction: DFY - JVA trace oxygen analyzer is using the principle of electrochemical detection, using imported high-performance electrochemical sensor combined with new computer technology research and development of new type of intelligent industry on-line analyzer. Areas of application: empty on nitrogen, chemical process, magnetic materials, such as high temperature sintering furnace gas protection, protective gas in electronics industry and metallurgy, glass, building materials industry analysis of the oxygen content online. Features: 1. Choose imported fuel cell sensors, has a long service life, high precision, fast response, etc 2. Electronic flow control, no jam phenomenon 3. Can be used to trace in high purity hydrogen reducing gases such as oxygen measurement 4. Bring the precision filter, greatly extend the life of the sensor 5. Big 320 x 240 dot matrix LCD liquid crystal display screen 6. Automatic temperature compensation to eliminate the influence of ambient temperature 7. Regular automatic storage function, may at any time to check store data and curve 8. Upper and lower control points can be set up in the whole range within the scope of any 9. The standard RS232 or RS485 communication port, can realize two-way communication with the computer Technical parameters: 1. The measuring range: (0.00/1000/2000 ~ 10/100) x 10-6 (range, variable ordering); 2. The maximum permissible error: plus or minus 2% FS (0.00 ~ 10) x 10-6; Plus or minus 1% FS (10 ~ 1000/2000) x10-6; 3. Stable: zero drift: plus or minus 1% FS / 7 d; Span drift: plus or minus 1% FS / 7 d; 4. Weight after sex: plus or minus 1% FS. 5. Sample gas flow: (400 +) 10 ml/min. 6. Response time: T90 15 seconds or less. 7. In distinguishing rate: 0.01 x 10-6; 8. Sample gas pressure: 0.05 MPa inlet pressure 0.1 MPa or less or less; 9. Analog output (standard 4-20 mA signal; 10. Digital output: standard RS485 communication port, can implement two-way communication with the computer; 11. Get an electric shock the output: double relay output 220 vac, 24 VDC, 1 a or 2 a 12. The working conditions: temperature, 45 ℃ to 15 ℃ ~ +; Humidity: 90% RH or less; 13. Working power supply (220-22) VAC, Hz (50 + 5) 13. Overall size: 480 mm (width) x 136 mm (high) x 370 mm (deep); 14. Installation size: 442 mm (width) x 134 mm (high); 15. Weight: 7.6 kg
Brief introduction: DFY - JVA trace oxygen analyzer is using the principle of electrochemical detection, using imported high-performance electrochemical sensor combined with new computer technology research and development of new type of intelligent industry on-line analyzer. Areas of application: empty on nitrogen, chemical process, magnetic materials, such as high temperature sintering furnace gas protection, protective gas in electronics industry and metallurgy, glass, building materials industry analysis of the oxygen content online.
