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Introduction
TDL gas analysis system ESE-LASER series uses the whole process of high temperature combined heat extraction to monitor HCl/HF/NH3 gas in sample gas.The system consists of a sampling unit, a transmission unit, a preprocessing unit, a control unit, and an analysis unit. The analysis unit uses TDLAS technology.
Based on the principle of tunable laser absorption spectroscopy (TDLAS), laser gas analyzer scans and analyzes the gas absorption spectrum lines of specific wavelength, and realizes the gas concentration measurement by combining the digital lock-in amplifier and the advanced technology such as long path gas chamber. ESE-LASER series can realize high resolution, high precision, stable and reliable measurement of trace gases, and meet the requirements of process analysis and environmental detection.
| Measured gas | HCL/HF/NH3 |
| Method | Tunable Diode Laser Spectrometry (TDLAS) |
| Range | HCL/HF: 0-50ppm，0-100ppm,0-500ppm（ Customized）
NH3:Above 20ppm |
| Accuracy | ± 1% full scale reading depending on integration stability (temperature & pressure) |
| Precision | 1ppm |
| Displayed resolution | 0.1ppm |
| Response time | Less than 15S (at gas flow rate of 3 L/min) |
| Sampling Gas Temperature | ≥180℃ |
| Analog Output | 4`20mA DC, Insulating output, maximum load is 900 ohm, |
| Digital Output | RS232/485 |
| Power Supply | 90-240VAC / 50/60Hz 120W |
| Warm up time | 30 minutes |
| Interface | RS232 |
| Ambient Temperature | Temp：-10-50℃ Humidity：0-90%RH |
| Dimension | 760(H)×500(L)×255(W)mm(analysis cabinet)
700(H)×450(L)×210(W)mm(control cabinet) |
1. What is a TDLAS Gas Analysis System?
A TDLAS Gas Analysis System (Tunable Diode Laser Absorption Spectroscopy) is an advanced gas measurement technology that uses a laser tuned to a specific wavelength to detect gas molecules. By measuring how the gas absorbs the laser light, the system can accurately determine the gas concentration in real time. TDLAS systems are widely used in industrial process monitoring and emission control.
2. What gases can be measured by a TDLAS gas analyzer?
A TDLAS Gas Analysis System can measure a variety of gases, including:
The measurable gases depend on the laser wavelength used in the analyzer.
3. What are the advantages of using a TDLAS gas analysis system?
The TDLAS gas analysis system offers several advantages:
These advantages make TDLAS one of the most reliable technologies for gas monitoring.
4. What industries use TDLAS Gas Analysis Systems?
A TDLAS gas analysis system is widely used in industries such as:
These industries require accurate gas monitoring to optimize processes and meet environmental regulations.
5. What are the main applications of a TDLAS Gas Analysis System?
Common applications of a TDLAS gas analysis system include:
6. Why is a TDLAS Gas Analysis System suitable for harsh environments?
A TDLAS gas analysis system uses optical laser measurement and does not require direct contact with the gas sample. This allows it to operate reliably in environments with high temperature, high dust concentration, and corrosive gases, making it ideal for industrial stacks and process lines.
7. What is the measurement range of a TDLAS Gas Analysis System?
A TDLAS gas analysis system can measure gas concentrations from parts-per-billion (ppb) to percentage levels, depending on the optical path length and system configuration. This wide measurement range makes it suitable for both trace gas detection and high-concentration process monitoring.
8. How accurate is a TDLAS Gas Analysis System?
A TDLAS gas analysis system provides very high accuracy because it measures the specific absorption spectrum of a target gas. This reduces cross-interference from other gases and ensures stable and reliable long-term measurements.
9. How do you choose the right TDLAS Gas Analysis System?
When selecting a TDLAS gas analysis system, important factors include:
Choosing the right system ensures accurate measurements and long-term operational stability.
A TDL gas analysis system uses Tunable Diode Laser Absorption Spectroscopy to monitor and measure gas concentrations in real time. Moreover, it fits industrial, environmental, and research settings perfectly.
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Enviro Solutions Technology Co., Ltd (ESE Technology) is a gas analyzer manufacturer and leading provider in ODM/OEM services for gas analysis systems used by international famous brands.
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