MH-441D NDIR Infrared Refrigerant Sensor | High Sensitivity | HVAC & Industrial Safety | Long Lifespan
The MH-441D infrared refrigerant sensor is a compact, high-performance NDIR (Non-Dispersive Infrared) gas sensor designed for detecting refrigerant gases like R32, R454B, R410A, and R134A. Ciri -ciri itu excellent selectivity, fast response, long lifespan, and stable performance, making it ideal for HVAC, industrial safety, and environmental monitoring applications.
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Penerangan
MH-441D is an NDIR-based refrigerant gas sensor that ensures precise detection of various refrigerants. It integrates temperature compensation, ensuring accurate and stable readings across different environments. The sensor is resistant to poisoning and water vapor interference, allowing it to directly replace traditional catalytic gas sensors.
Ciri -ciri utama
✅ High Sensitivity & Accuracy – Detects refrigerants with high resolution
✅ Masa tindak balas yang cepat – T90 < 30 seconds for rapid gas detection
✅ Jangka hayat yang panjang - lebih daripada 5 years of reliable operation
✅ Multiple Output Options - Menyokong UART and analog voltage output
✅ Pampasan suhu – Ensures accurate measurements
✅ Intrinsically Safe Design – Power and communication terminals designed for safety
✅ Wide Detection Range – Covers 0~5% Vol refrigerant concentration
Aplikasi
📌 HVAC & Refrigeration Systems – Leak detection for air conditioning and refrigeration units
📌 Indoor Air Quality Monitoring – Detecting refrigerant leaks in residential and commercial spaces
📌 Industrial Process Control & Safety – Monitoring refrigerant gas levels in factories and storage facilities
📌 Agriculture & Animal Husbandry – Environmental monitoring in farms and greenhouses
Spesifikasi Teknikal
Spesifikasi umum
| Model No. | MH-441D |
|---|---|
| Gas pengesanan | Refrigerants (R32, R454B, R410A, R134A) |
| Julat pengesanan | 0~ 5.00% Vol |
| Voltan kerja | 3.6~5V DC (Requires safety barrier) |
| Purata arus | < 85mA |
| Tahap antara muka | 3.0v |
| Isyarat output | UART (3.0V), 0.4~2.0V DC (Requires safety barrier) |
| Panaskan masa | 3 min |
| Masa tindak balas | T90 < 30s |
| Suhu kerja | -20 ~ 60 ℃ |
| Kelembapan bekerja | 0 ~ 95% RH (tiada pemeluwapan) |
| Dimensi | Φ20 × 22.4 mm |
| Berat | 35 g |
| Jangka hayat | >5 years |
| Protection Grade | IP54 |
Refrigerant Detection Performance
| Sasaran gas | Formula | Julat pengesanan | Resolusi | Ketepatan | Relative Coefficient |
|---|---|---|---|---|---|
| R32 | Ch₂f₂ | 0~ 5.00% Vol | 0.01% Vol | ±5% F.S (0.00%-1.00%) ±10% F.S (1.00%-5.00%) | 1.00 |
| R454B | CH₂F₂ (68.9%) + C₃H₂F₄ (31.1%) | 0~ 5.00% Vol | 0.01% Vol | ±5% F.S (0.00%-1.00%) ±10% F.S (1.00%-5.00%) | 0.91 |
| R410A | CH₂F₂ (50%) + C₂HF₅ (50%) | 0~ 5.00% Vol | 0.01% Vol | ±5% F.S (0.00%-1.00%) ±10% F.S (1.00%-5.00%) | 0.81 |
| R134A | C₂h₂f₄ | 0~ 5.00% Vol | 0.01% Vol | ±5% F.S (0.00%-1.00%) ±10% F.S (1.00%-5.00%) | 0.28 |
📢 Spesifikasi tertakluk kepada perubahan tanpa notis. Sila hubungi kami untuk kemas kini terkini sebelum membuat pesanan.
Maklumat tambahan
| Aplikasi | HVAC, Proses Perindustrian, Pemantauan Keselamatan |
|---|---|
| Gas pengesanan | R134a, R32, R410A, R454B |
| Output | Analog Voltage Signal, UART |
| Prinsip | Adalah n |
| Jenis produk | Sensor |
Ulasan
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