H7000 automatic environmental noise monitoring system Introduction: H7000 environmental noise automatic monitoring system realizes the networking, automation and informatization of automatic noise monitoring. The on-site monitoring terminal exchanges data with the monitoring center through various communication methods, and the monitoring center conducts statistical analysis and processing of noise data through the noise system software. The system has the characteristics of unattended, all-weather continuous operation, fast installation and deployment, simple operation and maintenance. It is a noise automatic monitoring system specially used for outdoor long-term use. It provides timely and accurate noise monitoring data for the construction of quiet and harmonious environment in cities, and provides effective and reliable basis for acoustic environment evaluation and control. characteristic: 1. The equipment installation has randomness, which is convenient for installation in intelligent pole, traffic pole, street lamp pole, etc; 2. The equipment has the function of uploading fault information and power failure information; 3. Support remote upgrade system, remote control, automatic calibration and other functions; 4. Various external devices can be added, such as LED display, weather sensor, traffic flow detector, camera, particulate matter sensor, etc. Executive standard: IEC61672:2013 GB / t3785-2010 grade 1 GB / t3241-2010 grade 1 Technical parameters: Display: internal display: internal display screen; external display: single / double / color LED display with different sizes Main measurement indexes: frequency weighting: A, C, Z (remote switchable) Measurement parameters: L5, L10, L50, L90, L95, Lmax, lmin, LD, LN, LDN, SD; instantaneous sound level; equivalent sound level. Data storage: storage mode: NAND flash, SD card, etc.; storage time: up to three years Storage contents: instantaneous sound level data, equivalent sound level data, statistical sound level data, octave and 1 / 3 octave band filter analysis results, recording files, event information, external equipment data Data communication: RS232, RS485 serial communication, RJ45 network port communication; GPRS / 3G / 4G communication Communication protocol: hj212-2017 protocol, hj660-2013 protocol, special protocol can be customized Power supply mode: AC 200-250, 50 Hz; solar power supply (optional) External equipment (optional): LED display, weather sensor, vehicle flow detector, GPS, camera, solar radiation, light scattering particle sensor
Introduction: H7000 environmental noise automatic monitoring system realizes the networking, automation and informatization of automatic noise monitoring. The on-site monitoring terminal exchanges data with the monitoring center through various communication methods, and the monitoring center conducts statistical analysis and processing of noise data through the noise system software. The system has the characteristics of unattended, all-weather continuous operation, fast installation and deployment, simple operation and maintenance. It is a noise automatic monitoring system specially used for outdoor long-term use. It provides timely and accurate noise monitoring data for the construction of quiet and harmonious environment in cities, and provides effective and reliable basis for acoustic environment evaluation and control.
