Atomfair-FTIR-739 Fourier Transform Infrared Spectrometer
Product Overview
The Atomfair-FTIR-739 Fourier Transform Infrared Spectrometer is an upgraded analytical testing instrument based on mature technologies. Leveraging years of experience in R&D and manufacturing of infrared spectroscopy equipment, this product boasts high signal-to-noise ratio, excellent stability, and user-friendly operation. It also features outstanding moisture resistance and electromagnetic interference (EMI) immunity. Widely applicable in fields such as disease control, pharmaceutical manufacturing, basic scientific research, fine chemicals, electronic and electrical engineering, petrochemical smelting, and third-party testing, it serves as an indispensable analytical tool for laboratory research and industrial production, helping users efficiently improve their testing capabilities.
Core Product Features
1. Efficient Optical Path System Design
High-Intensity Infrared Light Source Module: Optimized design significantly enhances the background energy, strengthens infrared radiation energy in both low and high-frequency bands, and achieves a more balanced energy distribution across the entire spectrum, ensuring comprehensive and accurate detection.
High-Performance Interferometer Module: Inheriting the stability advantages of the corner mirror interferometer, the optical system is further optimized to greatly improve the signal-to-noise ratio, better meeting the application requirements for routine weak signal detection.
2. Brand-New Appearance Design
Convenient Power Switch: The optimized switch position and design make operation effortless, allowing users to promptly and accurately grasp the instrument’s operating status while reducing the complexity of daily use.
Flexible Chamber Door Design: The easily accessible chamber door facilitates quick sample loading and unloading, effectively improving sample testing efficiency.
3. Multiple Moisture-Proof Designs
Large-Capacity Desiccant Cartridge: Adopting a large-capacity desiccant cartridge structure reduces the frequency of desiccant replacement and lowers maintenance costs.
Core Component Protection: Special moisture-proof design for the interferometer and detector effectively isolates interference and corrosion from external moisture and harmful gases, protecting the optical and detection systems and extending the instrument’s service life.
4. Electromagnetic Interference (EMI) Immunity Design
The optimized electromagnetic compatibility (EMC) design not only effectively reduces external electromagnetic radiation but also significantly enhances the system’s own EMI immunity, fully complying with international EMC standards. (EMC testing includes electromagnetic interference (EMI) and electromagnetic susceptibility (EMS), which are crucial indicators of product quality.)
Product Technical Specifications (International Standards)
| Technical Parameters | Specifications |
|---|---|
| Spectral Range | 7800-350 cm⁻¹ |
| Maximum Resolution | Better than 1 cm⁻¹ |
| Signal-to-Noise Ratio | 45000:1 (P-P value, 4 cm⁻¹, 1-minute background and sample scanning, at 2100 cm⁻¹) |
| Detector | Imported high-sensitivity infrared detector |
| Beam Splitter | KBr substrate with germanium coating and moisture-proof layer |
| Light Source | Long-life, high-intensity air-cooled infrared light source with an energy ratio exceeding 30% |
| Linearity | 0.1% |
| Power Supply | AC 220V/50Hz |
| Dimensions | 430 mm × 360 mm × 200 mm |
| Weight | 15 kg |
| Transmission Interface | USB 2.0 |
| Supported Operating Systems | Windows 7 Professional, Windows 10 Professional |
Product Applications
Ideal for a wide range of application scenarios:
- Disease Control: Used for qualitative and quantitative analysis of pathogenic microorganisms, harmful substances, and environmental samples.
- Pharmaceutical Manufacturing: Applied in drug ingredient identification, purity testing, and quality control during production processes.
- Basic Scientific Research: Suitable for material structure analysis, chemical reaction monitoring, and interdisciplinary research projects.
- Fine Chemicals: Assists in raw material inspection, product formulation optimization, and impurity detection.
- Electronic and Electrical Engineering: Used for analyzing materials such as electronic components, insulating materials, and coatings to ensure product reliability.
- Petrochemical Smelting: Enables composition analysis of petroleum products, catalyst performance testing, and process monitoring.
- Third-Party Testing: Provides accurate and reliable test data for professional testing institutions to meet various industry certification requirements.
If you’re interested, have any questions, or have specific customization requirements, please feel free to contact us at inquiry@atomfair.com.
The instrument requires a controlled environment to prevent moisture damage and electromagnetic interference. Periodic desiccant replacement is needed to protect critical optical components.
- Moisture Sensitivity: The interferometer and detector incorporate a special moisture-proof design and a large-capacity desiccant cartridge that must be replaced periodically to maintain performance.
- Electromagnetic Interference Immunity: The optimized electromagnetic compatibility design requires installation away from strong EMI sources to preserve the instrument's inherent immunity against external interference.
- Power and Operating System Requirements: The spectrometer must be connected to a stable AC 220V/50Hz supply and operated only under Windows 7 Professional or Windows 10 Professional.
What signal-to-noise ratio is specified for the Atomfair-FTIR-739 at 4 cm⁻¹ resolution?
The Atomfair-FTIR-739 achieves a signal-to-noise ratio of 45000:1 (peak-to-peak) at 4 cm⁻¹ resolution with a 1-minute background and sample scan, measured at 2100 cm⁻¹. This performance is enabled by the high-intensity infrared light source with an energy ratio exceeding 30% and the optimized corner mirror interferometer design.
How does the electromagnetic interference immunity design benefit operation in electrically noisy environments?
The optimized EMC design not only reduces external electromagnetic radiation but also significantly enhances the system's own EMI immunity, fully complying with international EMC standards. This ensures stable and accurate spectral measurements in industrial settings such as petrochemical smelting and electronic testing where electrical interference is common.
What measures protect the Atomfair-FTIR-739 from moisture and how frequently must the desiccant be replaced?
The instrument uses a large-capacity desiccant cartridge structure that reduces replacement frequency and lowers maintenance costs. Additionally, special moisture-proof designs protect the interferometer and detector from external moisture and harmful gases. The exact replacement interval depends on lab humidity but the large cartridge extends service life compared to standard designs.
The Atomfair-FTIR-739 delivers a 45000:1 signal-to-noise ratio and 1 cm⁻¹ resolution across 7800-350 cm⁻¹, with moisture-proofed optics and EMI immunity for reliable operation in humid or electrically noisy labs. Its air-cooled, high-intensity source and large desiccant cartridge reduce maintenance, though the KBr beam splitter and 220V/50Hz power input impose environmental and infrastructure constraints.
Positive
- High signal-to-noise ratio: The 45000:1 P-P signal-to-noise ratio (at 4 cm⁻¹, 1-minute scans, 2100 cm⁻¹) enables reliable detection of weak absorption bands, supporting routine trace analysis in quality control and research applications.
- Moisture and EMI hardened design: Large-capacity desiccant cartridge and moisture-proof protection for the interferometer and detector reduce water vapor interference and corrosion, while EMC-optimized design enhances immunity to electromagnetic noise, ensuring stable operation in challenging lab environments.
Trade-offs
- KBr beam splitter moisture sensitivity: The KBr substrate with germanium coating is hygroscopic; despite moisture-proofing, prolonged exposure to high humidity can degrade the beam splitter, requiring controlled lab humidity and periodic desiccant maintenance.
- Power supply and OS constraints: Operates only on AC 220V/50Hz and supports Windows 7/10 Professional, limiting deployment in regions with 110V mains or labs using other operating systems without additional infrastructure or virtual machines.
Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.
To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.
Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD excl. heavy equipment). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).
