Scenic Areas Negative Oxygen Ions Online Monitoring System
System Overview
The Scenic Areas Negative Oxygen Ions Online Monitoring System is a comprehensive solution designed for continuous environmental monitoring in scenic locations, providing accurate real-time data on negative oxygen ion concentrations and related meteorological parameters.
Key Features
- Modular design with flexible configuration options, enabling customized monitoring factor selection and ideal for large-scale grid deployment
- Integrated optical stability self-calibration and online self-zero calibration systems to eliminate long-term operational errors, with traceability to national standard stations
- Robust performance in extreme environments including high-temperature, low-temperature, and high-humidity conditions
- Dynamic heating and dehumidification control with continuous humidity correction to minimize ambient humidity impact on measurements
- Long-life, anti-interference sampling power system with quiet, efficient operation and adjustable sampling cycles
- Comprehensive connectivity with wireless transmission unit and RS485 interface, supporting data transmission via GPRS/CDMA, 3G/4G/5G networks with 24/7 continuous operation
- Remote control capabilities for parameter modification and diagnostic functions
- Optional meteorological monitoring modules for light, rainfall, radiation, ultraviolet, and other environmental factors
- Optional camera module supporting both daytime and nighttime visual requirements with automatic capture and video overlay features
Technical Specifications
| Parameter |
Specification |
| Factor |
Negative Oxygen Ion |
| Monitoring Principle |
Capacitive suction method |
| Monitoring Concentration |
Standard range: 0 - 5,000,000 ions/cm³ |
| Resolution |
10 ions/cm³ |
| Measurement Error |
±10% F.S |
| Pump Flow Rate |
1.5 L/min; PID regulation ±2.5% |
| Constant Temperature Dehumidification |
DHS (Dynamic Heating System), dynamic humidity control |
| Monitored Particle Size |
0.3 µm - 100 µm |
| Air Path Protection |
Provided |
| Sound Level Range |
30 - 130 dB (A) |
| Response Time |
200 ms |
| Resolution |
0.1 dB |
| Waterproof Rating |
IP53 |
| Data Acquisition |
Valid data acquisition rate for particulate matter ≥ 90% |
| Local Storage |
Monitoring data stored locally for at least 24 months |
| Data Retransmission |
Automatic retransmission of historical data upon network reconnection |
Meteorological Parameters
| Parameter |
Specification |
| Temperature |
Range: -50°C ~ +100°C; Resolution: 0.1°C; Accuracy: ±0.3°C |
| Humidity |
Range: 0% RH ~ 100% RH; Resolution: 0.1% RH; Accuracy: ±3% RH |
| Wind Speed |
Range: 0 - 60 m/s; Resolution: 0.1 m/s; Accuracy: (0.3+0.03) m/s |
| Wind Direction |
Range: 0 ~ 360°; Resolution: 1°; Accuracy: ±3° |
| Atmospheric Pressure |
Range: 45 - 120 kPa; Resolution: 0.01 kPa; Accuracy: 0.05 kPa (25°C @ 103.5 kPa) |
System Configuration
- Large Display Screen (P10): Four-line display; switching power supply, RS485 signal; Dimensions: 96 cm * 62 cm * 10 cm
- Mounting: 3 m national standard pole (or wall bracket): lightning rod, outer diameter 89 mm, thickness 2 mm, two 1.5 m threaded sections (optional wall-mount bracket)
- Network: 4G/5G / RS232 / RS485
- Data Transmission Specification: HJ212-2017
- Power Supply: AC220V, 50Hz, 150W
- Protection: Leakage protection, overload protection, surge protection
- Operating Temperature: -10°C ~ +60°C
- Operating Humidity: 0% RH ~ 95% RH (non-condensing)
- Remote Functions: Supports remote upgrade, remote control, remote parameter setting, fault diagnosis