Product Introduction
Adopts imported top-brand electrochemical sensor, stable and durable.
Range 70-99.9%VOL, other ranges can also be customized.
High measurement accuracy, up to within ±0.6%VOL, repeatability up to within 1%.
Multiple analog signal outputs available: 4~20mA, 0~5V, 0~10V.
Optional high-quality OLED display, allowing direct on-site reading of values, and clear display even at night.
On-site power supply adopts 10~30V DC wide voltage power supply, which can adapt to various DC power sources on site.
The product adopts a wall-mounted waterproof enclosure, is easy to install, and has a high protection rating, making it suitable for harsh on-site environments.
485 type:
| Power supply | 10~30V DC |
| Output signal | 485 |
| Power consumption | 0.12W |
| Temperature measurement range | -40℃~+80℃ |
| Temperature Accuracy | ±0.5℃（25℃） |
| Humidity measurement range | 0~100%RH |
| Humidity accuracy | ±3%RH（60%RH,25℃） |
| 工作温度 | -20~50℃ |
| Working humidity | 5~95%RH non-condensing |
| Pressure range | 90~110kPa |
| Stability | ≤5% signal value/year |
| Response time | ≤10s |
| Preheating Time | ≥15min |
| Zero drift (-20~40℃) | ±0.3%VOL |
| Repeatability | ≤1% |
| Service life | ≥24 months |
| Measuring range | 70~99.9%VOL |
| Accuracy | ±0.6%VOL |
| 分辨率 | 0.1%VOL |
Analog type:
| Power supply | 10~30V DC |
| Output signal | 4-20mA、0-5V、0-10V |
| Power consumption | 0.25W |
| 工作温度 | -20~50℃ |
| Working humidity | 5~95%RH non-condensing |
| Pressure range | 90~110kPa |
| Stability | ≤5% signal value/year |
| Response time: | ≤10s |
| Preheating Time | ≥15min |
| Zero drift (-20~40℃) | ±0.3%VOL |
| Repeatability | ≤1% |
| Service life | ≥24 months |
| Measuring range | 70~99.9%VOL |
| Accuracy | ±0.6%VOL |
| 分辨率 | 0.1%VOL |
WiFi type:
| Power supply | 10~30V DC |
| Power consumption | 0.12W |
| Temperature measurement range | -40℃~+80℃ |
| Temperature Accuracy | ±0.5℃（25℃） |
| Humidity measurement range | 0~100%RH |
| Humidity accuracy | ±3%RH（60%RH,25℃） |
| 工作温度 | -20~50℃ |
| Working humidity | 5~95%RH non-condensing |
| Pressure range | 90~110kPa |
| Stability | ≤5% signal value/year |
| Response time | ≤10s |
| Preheating Time | ≥15min |
| Zero drift (-20~40℃) | ±0.3%VOL |
| Repeatability | ≤1% |
| Service life | ≥24 months |
| Measuring range | 70~99.9%VOL |
| Accuracy | ±0.6%VOL |
| 分辨率 | 0.1%VOL |
| WIFI communication parameters | 802.11b/g/n |
| Security | Security mode WEP/WPA-PSK/WPA2-PSK Encryption type WEP/TKIP/AES |
| Configuration tool | "Bluetooth Tap-to-Configure" |
Main Application Areas
- Controlled Atmosphere Storage — Real-time monitoring of nitrogen concentration to maintain optimal storage conditions for fruits and vegetables.
- Industrial Gas Monitoring — Continuous nitrogen level detection in industrial processes to ensure safety and product quality.
- Food Packaging — Nitrogen purity verification in modified atmosphere packaging to extend shelf life.
- Laboratory Research — Precise nitrogen measurement for scientific experiments and analysis.
- Environmental Monitoring — Nitrogen concentration tracking in environmental studies and emission control.
Keywords：nitrogen transmitter, gas sensor, nitrogen concentration monitor, industrial nitrogen sensor, electrochemical nitrogen sensor, controlled atmosphere storage, nitrogen gas detector, AMT/RS-N2
