ESE-LASER-300 HF Analyzer for High-Sensitivity Fluoride Monitoring

ESE-LASER-300 HF Analyzer for High-Sensitivity Fluoride Monitoring

ESE-LASER-300 HF Analyzer for High-Sensitivity Fluoride Monitoring

Introduction

TDLAS-based HF measurement from ppb to % for industrial emissions and process monitoring.

HF Range: ppb → ppm → %

Technology: TDLAS

Configurations: Online Gas Analyzer | Wall-mounted Gas Monitoring System | Online Gas Monitoring System

Principle

The ESEGAS ESE-LASER Series Hydrogen Fluoride (HF) Analyzer uses Tunable Diode Laser Absorption Spectroscopy (TDLAS) to continuously measure HF concentrations in industrial process gases and emission streams. TDLAS measures hydrogen fluoride through the selective absorption of laser light at a specific HF absorption wavelength. Because the laser targets a characteristic HF absorption line, the analyzer provides high selectivity and minimizes interference from background gases. This direct optical measurement principle enables accurate HF measurement from trace ppb levels to ppm or higher concentrations, depending on the configured model and measurement range.

Specification

Parameter Value
Measured Gas Hydrogen Fluoride (HF)
Measurement Principle Tunable Diode Laser Absorption Spectroscopy (TDLAS)
Measuring Range 0-10/100pm
Accuracy ≤±1% FS
Repeatability ≤±1% FS
Resolution 0.1ppm
Drift ≤1% FS/ semi-annual
T90 Response Time ≤30S
Measurement interval 1s
Power Supply 220V ±40VAC, 50Hz ±1Hz, ≤150W.
Analog Output 4-20mA, maximum load 550Ω
Digital Output RS485, supporting the MODBUS RTU protocol
Relay Output Load capacity: AC/DC 24V/1A
Warm-Up Time 30min
Maximum Sample Gas Humidity 90%RH
Sample Gas Flow Rate 2L/min
Sample Gas Pressure Atmospheric pressure ±5 kPa
Sample Gas Temperature ≤50 °C
Sample Gas Interface Ø6 mm card holder
Dimensions (W × L × H) 430mm × 410mm × 170mm
Weight 15kg
Note Measurement range can be customized by the requirement

Key Features

  • With high selectivity, TDLAS is a high-resolution spectroscopic technique. Due to the unique “fingerprint” characteristics of molecular spectra, measurements are not interfered with by other gases, a feature that offers significant advantages compared to other analytical methods.
  • With broad applicability, TDLAS technology effectively measures all active molecules that absorb in the near-infrared region, covering virtually all major gases used in engineering analysis.
  • With high versatility, TDLAS technology offers advantages such as rapid response and high sensitivity. When combined with a long optical path gas cell, it enables measurement of trace-level gases at the ppb level.
  • Continuous monitoring, ultra-fast measurement response.
  • Dual range design, wide measurement range, ultra-low detection limit.
  • Enhanced Heliotrope light cell structure for ppb-level measurements.
  • Half-year calibration, easy maintenance, no consumable costs.
  • Special coating to effictively minimize the interataction, absorption, and the chemical reaction of the measured gas on the pipe wall.

ESEGAS Can Offer

☑ ESE-LASER-HF-300WM Online HF gas monitoring system

☑ ESE-LASER-HF-300P Portable TDL HF analyzer

☑ ESE-LASER-HF-300 online TDL HF analyzer

☑ ESE-LASER-HF-700 Trace TDL HF analyzer (ppb range)

Why HF Measurement Requires Specialized Sampling?

  • HF adsorption
  • condensation
  • corrosion
  • temperature
  • sample line

Still having questions? Please just contact us directly!

Principle

The ESEGAS ESE-LASER Series Hydrogen Fluoride (HF) Analyzer uses Tunable Diode Laser Absorption Spectroscopy (TDLAS) to continuously measure HF concentrations in industrial process gases and emission streams. TDLAS measures hydrogen fluoride through the selective absorption of laser light at a specific HF absorption wavelength. Because the laser targets a characteristic HF absorption line, the analyzer provides high selectivity and minimizes interference from background gases. This direct optical measurement principle enables accurate HF measurement from trace ppb levels to ppm or higher concentrations, depending on the configured model and measurement range.

Specification

Parameter Value
Measured Gas Hydrogen Fluoride (HF)
Measurement Principle Tunable Diode Laser Absorption Spectroscopy (TDLAS)
Measuring Range 0-10/100pm
Accuracy ≤±1% FS
Repeatability ≤±1% FS
Resolution 0.1ppm
Drift ≤1% FS/ semi-annual
T90 Response Time ≤30S
Measurement interval 1s
Power Supply 220V ±40VAC, 50Hz ±1Hz, ≤150W.
Analog Output 4-20mA, maximum load 550Ω
Digital Output RS485, supporting the MODBUS RTU protocol
Relay Output Load capacity: AC/DC 24V/1A
Warm-Up Time 30min
Maximum Sample Gas Humidity 90%RH
Sample Gas Flow Rate 2L/min
Sample Gas Pressure Atmospheric pressure ±5 kPa
Sample Gas Temperature ≤50 °C
Sample Gas Interface Ø6 mm card holder
Dimensions (W × L × H) 430mm × 410mm × 170mm
Weight 15kg
Note Measurement range can be customized by the requirement
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