1、 Instrument usage

The oxygen nitrogen hydrogen analyzer is based on pyroelectric sensor and thermal conductivity detector technology, using inert gas melting method to quickly measure the oxygen nitrogen hydrogen content in steel, rare earth materials, alloys, copper, zirconium, titanium, ceramics, powder materials and other inorganic materials.

2、 Instrument composition

The oxygen nitrogen hydrogen analyzer consists of a pulse furnace infrared detection integrated machine, a computer, an electronic balance, a printer, and a chiller.

3、 Technical indicators

1 . Oxygen and nitrogen measurement range:

Oxygen: Low oxygen: 0.00005%~2.0% High oxygen: 2.0%~20%

Nitrogen: Low nitrogen: 0.00005%~2.0% High nitrogen: 2.0%~20%

Hydrogen: 0.00002-0.1%

Note: Changing the sample size can alter the measurement range

2 . Instrument accuracy:

Oxygen: 1ppm or RSD ≤ 1.0%

Nitrogen: 1ppm or RSD ≤ 1.0%

Hydrogen: 0.2ppm or RSD ≤ 2.0%

Note: * Subject to not exceeding the standard deviation or uncertainty of the sample.

3 . Minimum reading: 0.00001%

4 . Analysis time: 120-240 seconds

5 . Electronic balance weighing accuracy: 0.0001g

6 . Testing method:

Oxygen: Non dispersive infrared absorption method

Nitrogen: Thermal conductivity detection method

Hydrogen: Thermal conductivity detection method

7. Chemical reagents: anhydrous magnesium perchlorate, base absorbent, rare earth copper oxide, Schulz reagent

8 . Electrode pulse furnace: 220VAC, 8KVA

9 . Gas requirements:

Carrier gas: high-purity helium and high-purity nitrogen (high-purity nitrogen gas is used for measuring H) 99.999%, 0.20Mpa

Power gas: ordinary nitrogen (or purified compressed air), 0.35Mpa

10. Cooling system: External circulation cooling system.

11. Working environment: 15-35 ℃, 20-80% relative humidity.

12. Instrument size: Host W 600 × D 660 × H 890.

13. Host weight: 160 KG.

14. Power supply: 220V, 50HZ, single-phase, 50A