Tanım

1. dijital oksijen indeksi test cihazı scope of application:

LR-3A digital oxygen index tester is suitable for the determination of the combustion performance of plastics, lastik, lif, köpük plastik, film ve tekstil malzemeleri

Ii. Ana teknik parametreler

1. Using imported oxygen sensor, digital display oxygen concentration without calculation, more accurate and more accurate, menzil 0-100%
2. The built-in temperature controller to control the temperature, the control range: 23 ℃ ±2 ℃
3. Digital resolution: 0.1%
4. Ölçüm doğruluğu: 0.4 grade
5. Flow regulation range: 0-10l/dak (60-600l / sa)
6. Response time: < 5S
7. High temperature resistant quartz glass tube, iç çap 75 ㎜ height 480 mm veya daha fazla
8. Gas flow rate in combustion cylinder: 40mm ±2mm/s
9. Basınç göstergesi doğruluğu 2.5, çözünürlük: 0.01mpa
10. The flowmeter: 1-15 l/dak (60-900 l/H) ayarlanabilir, test environment: the environment temperature: room temperature ~ 40 °C;, bağıl nem: 70%;
11. Giriş basıncı: 0.2-0.3mpa
12. Çalışma basıncı: nitrogen 0.1-0.15mpa oxygen 0.1-0.15mpa oxygen/nitrogen mixed gas inlet: including pressure regulator valve, flow control valve, gaz filtresi ve karıştırma odası.
13. The sample holder can be used for soft and hard plastics, tekstil, yangın kapıları, vesaire
14. Propan (bütan) ateşleme sistemi, flame length 5mm-60mm can be adjusted freely
15. Gaz: nitrogen and oxygen for industrial use with purity of > 99%;(user supplied).
16. Power requirements: AC220 (±) V, 50HZ
17. Maximum working power: 50W
18. Igniter: made of a metal, end diameter Φ 2 ±1 mm nozzle, can ignite sample in combustion tube, the flame length: 16 ±4 mm, the size is adjustable
19. Kendinden destekli malzeme numune tutucusu: it can be fixed in the position of the axis of combustion cylinder and can hold the sample vertically
20. Kendini desteklemeyen malzeme numune tutucusu: two vertical edges of the sample can be fixed on the frame at the same time (optional for non-self-supporting materials such as textiles and films).

Iii. Chassis and part of the structure:

1. Control box: CNC machine tool processing molding, electrostatic spraying, beautiful, anti-rust and anti-corrosion.The control part is separately controlled from the test part
2. Yanma tüpü: high temperature resistant high quality quartz glass tube (inner ￠75 mm, 480 mm) long export inner diameter: phi 40 mm
3. Örnek fikstür: self-supporting fixture, and can hold the sample vertically;(optional non-self-supporting style frame), two sets of style clips meet different test requirements;Style clip plug type, style and style clip more simple
4. The end of a long pole igniter tube hole diameter ￠2 ±1 mm, igniter flame length (5 -) 50 mm can be arbitrary adjustable
5. design standard: GB/T 2406.2-2009 GB/T 2406.1-2008

Standartlar: ASTM D 2863, ISO 4589-2, NES 714 GB/T 5454 GB/T 10707 GB/T 8924-2005 GB/T 16581-1996 NB/SH/T 0815-2010 TB/T 2919-1998 IEC 61144-1992 ISO 15705-2002 ISO 4589-2-1996

Vi.digital oxygen index tester Packing list:

1. 1 ev sahibi
2. One set of combustion cylinder
3. One igniter
4. Bir güç kablosu
5. Nylon tube Ф 4 1.2 metre (column connection combustion with the host)
6. Several sealing rings
7. One set of tapered sample holder
8. One metal mesh (put into the combustion column)
9. One plastic air outlet plate
10. 2 rubber tubes
11. One M10 x 1 inner connector screw (connected to the inner combustion column)
12. One M10 x 1 connector nut (connecting to the main machine).
13. One copy of the instruction manual
14. One non-self-supporting sample holder (isteğe bağlı)