ZDCLY-6 microcomputer automatic sulfur analyzer

One Adopting standards:

GB/T 214-2007 "Method for determination of total sulfur in coal"

GB/T 483-2007 General Provisions for Coal Analysis Experimental Methods

GB/T 387-1990 "Determination of sulfur content in dark petroleum products - Tube furnace method"

II Scope of application:

Suitable for the determination of total sulfur in materials such as lignite, bituminous coal, anthracite, coke, dry coal samples of coal water slurry, and heavy oil in industries such as electricity, coal mining, metallurgy, chemical engineering, cement, geological exploration, and scientific research institutions.

3、 Technical parameters:

1. The measurement range of sulfur is 0-30%.
2. Sample combustion analysis time: 3-5 minutes, with a residence time of about 45 seconds at 700 ℃ and 2-4 minutes at 1050 ℃, to automatically determine the titration endpoint.
3. Temperature control: Ensure an accuracy of 1.0 level in the high temperature range of 0-1100 ℃, with an external WRP (S-value) platinum rhodium 10 platinum thermocouple; Heating element is silicon carbon tube, high temperature zone
Length ≥ 90 millimeters, temperature of 1150 ℃± 5 ℃ (adjustable as needed), with a value of 10 Ω for silicon carbon tubes.
4. Heating rate: 25-30 ℃/min, can rise to 1050 ℃ in ≤ 30 minutes. Main technical indicators of the model
1. The measurement range of sulfur is 0-30%.
2. Sample combustion analysis time: 3-5 minutes, with a residence time of about 45 seconds at 700 ℃ and 2-4 minutes at 1050 ℃, to automatically determine the titration endpoint.
3. Temperature control: Ensure an accuracy of 1.0 level in the high temperature range of 0-1100 ℃, with an external WRP (S-value) platinum rhodium 10 platinum thermocouple; Heating element is silicon carbon tube, high temperature zone
Length ≥ 90 millimeters, temperature of 1150 ℃± 5 ℃ (adjustable as needed), with a value of 10 Ω for silicon carbon tubes.
4. Heating rate: 25-30 ℃/min, can rise to 1050 ℃ in ≤ 30 minutes.

4 performancecharacteristic:
1. Use a touch sensitive film panel to input data, and control functions with a touch keyboard. The operation is simple and convenient.
2. Setting furnace temperature and adjusting sulfur content can be entered through the keyboard without opening the panel.
3. Automatically determining the endpoint of titration has shortened the experimental time.
4. By using PID control for furnace flow and automatically adjusting the size of the furnace flow, the service life of silicon carbon tubes can be extended by three times compared to traditional controllers.
(Automatic control of current from small to large)
5. The sample delivery mechanism adopts electronic switches, which have higher reliability.
6. There will be no over electrolysis phenomenon due to the sequence of on/off.
7. Automatically turn on electrolysis.
8. Full Chinese display, easy to operate.
9. The sulfur detection resolution is 0.01%, which is better than the national standard.
10. With high automation and small size, it is currently the ideal sulfur measuring instrument in the laboratory.