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When fine particles in the air enter the area where the laser beam is located, the laser will be scattered. Scattered light has radiation in space 360°, the laser sensor is equipped with a photodetector, which can receive the scattered light of the laser, and then generate a current signal through the photoelectric effect of the photodetector, which is amplified and processed by the circuit to obtain the concentration value of fine particles.
Feature
1. Data precision: detection based on laser principle and industrial-grade photoelectric sensing;
2. High resolution: particle diameter ≥0.3um, 0.001mg/m³; detects PM2.5, PM10, TSP;
3. Stable performance: can adapt to different atmospheric environment dust substance composition, independent parameter coefficient adjustment;
4. Data transmission: 485 (Modbus standard protocol) or RS232, UART output; provides switch output, can connect outdoor sound and light alarm equipment, etc.;
5. Intelligent monitoring: real-time monitoring of various indicators of the sensor, timely feedback to users when abnormal state occurs.
Our Advantage
1. Support customization, according to the customers needs.
2. Pass various tests, the using time and quality can be guaranteed.
3. Modular design, low failure rate, easy maintenance, strong expansibility;
Specification
Product Parameters | ||||||
Items | Parameter | Items | Parameter | |||
Housing Size | Φ12*35mm | Optical Lens | Φ6/Glass AB | |||
Circuit Board Size | 8.2*9.5mm | Fan | / | |||
Circuit Board | 3-5V/ Modulator plate | Product Material | Copper/Electroplate | |||
Wire Rod | 26 Red Black Yellow Wire PVC 150mm | Product Net Weight | 14.7g | |||
Optical Parameters | ||||||
TC=25℃ | ||||||
Items | Symbol | Min | Typ | Max | Unit | Condition |
Optical Output Power | Po | 0 | 140 | 150 | mW | 3-5 Power supply |
Working Current | Iop | / | 180 | 200 | mA | |
Operating Voltage | Vop | 3 | 4 | 5 | V | |
Laser Wavelength | λp | 655 | / | 665 | nm | |
Electric Power | Wl | 0.54 | 0.72 | 1 | W | |
Control Signal Voltage | 2.5-5.5V | The Control Mode | PWM Modulation | |||
Response Frequency | <400KHz | Initial Response Duty | 1% | |||
Laser Spot Size | Adjustable | Working Mode | Continuous | |||
Divergence Angle | / | Working Temperature | -10℃to40℃ | |||
Working Time | 10000H | Enclosure Polarity | -40℃to85℃ |
When fine particles in the air enter the area where the laser beam is located, the laser will be scattered. Scattered light has radiation in space 360°, the laser sensor is equipped with a photodetector, which can receive the scattered light of the laser, and then generate a current signal through the photoelectric effect of the photodetector, which is amplified and processed by the circuit to obtain the concentration value of fine particles.
Feature
1. Data precision: detection based on laser principle and industrial-grade photoelectric sensing;
2. High resolution: particle diameter ≥0.3um, 0.001mg/m³; detects PM2.5, PM10, TSP;
3. Stable performance: can adapt to different atmospheric environment dust substance composition, independent parameter coefficient adjustment;
4. Data transmission: 485 (Modbus standard protocol) or RS232, UART output; provides switch output, can connect outdoor sound and light alarm equipment, etc.;
5. Intelligent monitoring: real-time monitoring of various indicators of the sensor, timely feedback to users when abnormal state occurs.
Our Advantage
1. Support customization, according to the customers needs.
2. Pass various tests, the using time and quality can be guaranteed.
3. Modular design, low failure rate, easy maintenance, strong expansibility;
Specification
Product Parameters | ||||||
Items | Parameter | Items | Parameter | |||
Housing Size | Φ12*35mm | Optical Lens | Φ6/Glass AB | |||
Circuit Board Size | 8.2*9.5mm | Fan | / | |||
Circuit Board | 3-5V/ Modulator plate | Product Material | Copper/Electroplate | |||
Wire Rod | 26 Red Black Yellow Wire PVC 150mm | Product Net Weight | 14.7g | |||
Optical Parameters | ||||||
TC=25℃ | ||||||
Items | Symbol | Min | Typ | Max | Unit | Condition |
Optical Output Power | Po | 0 | 140 | 150 | mW | 3-5 Power supply |
Working Current | Iop | / | 180 | 200 | mA | |
Operating Voltage | Vop | 3 | 4 | 5 | V | |
Laser Wavelength | λp | 655 | / | 665 | nm | |
Electric Power | Wl | 0.54 | 0.72 | 1 | W | |
Control Signal Voltage | 2.5-5.5V | The Control Mode | PWM Modulation | |||
Response Frequency | <400KHz | Initial Response Duty | 1% | |||
Laser Spot Size | Adjustable | Working Mode | Continuous | |||
Divergence Angle | / | Working Temperature | -10℃to40℃ | |||
Working Time | 10000H | Enclosure Polarity | -40℃to85℃ |