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Environmental air quality detection module
- Environmental air quality detection module MAQ01020406070914-S-P4 It is a multi-parameter sensor product for digital signal output, integrating temperature, humidity, CO2、PM2.5、PM10、TVOC、 Formaldehyde detection is integrated, and high-performance sensors and control chips are used, which have the characteristics of high accuracy and good stability.The equipment adopts wide voltage DC12V～24V powered by, RS485 Signal output, standard Modbus-RTU Communication protocol, communication address can be set, and baud rate can be changed.Widely used in HVAC, building energy conservation, smart home, schools, hospitals, airports and stations.
1. Product Description
Environmental air quality detection module MAQ01020406070914-S-P4It is a multi-parameter sensor product for digital signal output, Temperature, humidity, CO2、PM2.5、PM10、TVOC、 formaldehyde The detection is integrated with high performance sensors and control chips, which have the characteristics of high accuracy and good stability.The equipment adopts wide voltage DC12V～24V powered by, RS485 Signal output, standard Modbus-RTU Communication protocol, communication address can be set, and baud rate can be changed.Widely used in HVAC, building energy conservation, smart home, schools, hospitals, airports and stations.
2. Functional characteristics
1、use RS485 Circuit, stable communication;
2、It adopts an aluminum alloy shell, which is suitable for a variety of installation methods;
3、Can measure temperature, humidity, CO2、PM2.5、PM10、TVOC、 These seven parameters of formaldehyde.
3. Technical indicators
Operating temperature range | -10～50℃ |
Working humidity range | 0～95%RH（ Non-condensation) |
Storage temperature range | -40～50℃ |
Power input | 12～24VDC |
Maximum operating current | ＜100mA（DC24V） |
Signal output | Modbus-RTU， Start bit 1 bit, data bit 8 bits, stop bit 1 bit, no calibration /Even check, baud rate 9600 bps（ default) |
Warm-up time | 2minute (Formaldehyde and TVOC It needs to be preheated and stable, and other parameters are displayed when powered on ) |
Installation method | Ceiling installation /Wall-mounted installation |
Product weight | 465g |
Product size | 188.0mm*114.5mm*33.0mm |
IV. Detection parameters
Testing items | Detection range | Detection accuracy | Detection principle |
temperature | -40～80℃ | ±0.5℃（@25℃），±1.0℃（Full range) | MEMS Devices |
humidity | 0～100%RH | ±3%RH(@25℃，30～80%RH； other ±5%RH) | MEMS Devices |
CO2 | 400～5000ppm | ±(75ppm+5%reading ) | NDIR Non-dispersible infrared sensor |
PM2.5 | 0～1000µg/m3 | ±10%reading (@100～500µg/m3 ); ±10µg/m3 (@0～100µg/m3 ) | Laser scattering |
PM10 | 0～1000µg/m3 | ±10%reading (@100～500µg/m3 ); ±10µg/m3(@0～100µg/m3 ) | Laser scattering |
TVOC | 0～2000ppb | ±30%FS @25℃ | Semiconductor gas sensor |
formaldehyde | 0～1000ppb | ±15%FS @25℃ | Fuel cell sensor |
Remark:
1、The above detection accuracy is measured under the following environmental conditions: Temperature 25 ℃、Relative humidity 50% RH、1 atmospheric pressure, the maximum amount of the item to be tested shall not exceed the detection range;
2、In order to continuously improve the product, our company reserves the right to change the design functions and specifications.
