Products &Solutions
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In-wall or On-wall Air Quality Monior with Data Logger
Model: EM21 Series
Key words:
In-wall & on-wall mounting
Multi-sensing with optional CO/HCHO/Light/Noise
Data logger
LoraWAN option
Short Description:
Professional design of IAQ monitor in business B-level
Pm2.5/pm10, CO2, TVOC, HCHO or CO, Light or Noise sensing
In-wall or on-wall mount types available
RS485/WiFi/Ethernet/LoraWAN interface options
Data-logger inside and download by BlueTooth
For LCD monitor, the brightness of screen is automatic changed according with the room lightness. -
IAQ Multi Sensor Gas monitor
Model: MSD-E
Key words:
CO/Ozone/SO2/NO2/HCHO/Temp. &RH optional
RS485/Wi-Fi/RJ45 Ethernet
Sensor modular and silent design, flexible combination One monitor with three optional gas sensors Wall mounting and two power supplies available -
Commercial Air Quality IoT
A professional data platform for air quality
A service system for remote tracking, diagnosing, and correcting monitoring data of Tongdy monitors
Provide service including data collection, comparison, analysis, and recording
Three versions for PC, mobile/pad, TV -
Carbon Dioxide Monitor and Alarm
Model: G01- CO2- B3
Key words:
CO2/Temperature/Humidity monitor and alarm
Wall mounting/ Desktop
Optional on/off output and RS485
3-backlight display
Buzzle alarmMonitoring real-time carbon dioxide, temperature, and relative humidity, with 3-color backlight LCD for three CO2 ranges. It offers the option to display 24-hour averages and maximum CO2 values.
The buzzle alarm is available or make it disable, also can be turned it off once the buzzer rings.It has the optional on/off output to control a ventilator, and a Modbus RS485 communication interface. It supports three power supply: 24VAC/VDC, 100~240VAC, and USB or DC power adaptor and can be easily mounted on the wall or placed on a desktop.
As one of the most popular CO2 monitors it has gained a strong reputation for high-quality performance, making it a reliable choice for monitoring and managing indoor air quality.
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CO2 Monitor with Data Logger WiFi and RS485
Model: G01-CO2-P
Key words:
CO2/Temperature/Humidity detection
Data logger/Bluetooth
Wall mounting/ Desktop
WI-FI/RS485
Battery power
Real time monitoring CO2 and temp.&RH. Three-color backlight LCD indicating three CO2 ranges, and buzzer alarm is an option.
Built-in data logger with up to one year measurements record, download via Bluetooth
WIFI MQTT communication is optional, uploading to cloud server.
Power supply selection: USB/DC power adaptor, 24VAC/VDC lithium battery
Wall mounting or portable/desktop
Commercial level with high quality for business buildings -
Indoor Air Gases Monitor
Model: MSD-09
Key words:
CO/Ozone/SO2/NO2/HCHO optional
RS485/Wi-Fi/RJ45 /loraWAN
CESensor modular and silent design, flexible combination
One monitor with three optional gas sensors
Wall mounting and two power supplies available -
Outdoor Air Quality Monitor with Solar Power Supply
Model: TF9
Key words:
Outdoor
PM2.5/PM10 /Ozone/CO/CO2/TVOC
RS485/Wi-Fi/RJ45 /4G
Optional solar power supply
CEDesign for monitoring air quality in outdoor spaces, tunnels, underground areas, and semi-underground locations.
Optional solar power supply
With a large air bearing fan, it automatically regulates fan speed to ensure a constant air volume, enhancing stability and longevity during extended operation.
It can provide you reliable data consistently in its full lifecycle.
It has remotely track, diagnose, and correct data functions to ensure continuous accuracy and reliability outputs. -
Professional In-Duct Air Quality Monitor
Model: PMD
Key words:
Professional commercial grade monitor
PM2.5/ PM10/CO2/TVOC/Temperature/Humidity Optional CO /Ozone
In-air duct using
RS485/Wi-Fi/RJ45 and three power supply
CE/FCC/ROHS/ICES/Reach/ResetAn air quality monitor used in air duct with its unique structure design and professional data output.
It can provide you reliable data consistently in its full lifecycle.
It has remotely track, diagnose, and correct data functions to ensure continuous accuracy and reliability outputs.
It has PM2.5/PM10/co2/TVOC sensing and optional formaldehyde and CO sensing in air duct, also temperature and humidity detection together.
With a large air bearing fan, it automatically regulates fan speed to ensure a constant air volume, enhancing stability and longevity during extended operation. -
Air Pollution Monitor Tongdy
Model: TSP-18
Key words:
PM2.5/ PM10/CO2/TVOC/Temperature/Humidity
Wall mounting
RS485/Wi-Fi/RJ45
CEShort Description:
Real time IAQ monitor in wall mounting
RS485/WiFi/Ethernet interface options
LED Tri-colored lights for three measurement ranges
LCD is optional -
Indoor Air Quality Monitor in Commercial Grade
Model: MSD-18
Key words:
PM2.5/ PM10/CO2/TVOC/HCHO/Temperature/Humidity
Wall mounting/Ceiling mounting
Commercial grade
RS485/Wi-Fi/RJ45 and two power supply optional
Three-color light ring
CE/FCC /ICES /ROHS/ResetReal time multi-sensor indoor air quality monitor in commercial grade with up to 7 sensors.
Built in measurement compensation algorithm and constant flow design to ensure accurate and reliable output data.
Auto fan speed control to ensure a constant air volume, consistently deliver all accurate data throughout its entire lifecycle.
Provide remote tracking, diagnosing, and correcting data to ensure its continuous accuracy and reliability
Especial an option for end users to choose which maintain the monitor or update firmware of the monitor operated remotely if needed. -
Air Particulate Meter
Model: G03-PM2.5
Key words:
PM2.5 or PM10 with Temperature /Humidity detection
Six color backlight LCD
RS485
CEShort Description:
Real time monitor indoor PM2.5 and PM10 concentration, as well as temperature and humidity.
LCD displays the real time PM2.5/PM10 and moving average of one hour. Six backlight colors against PM2.5 AQI standard, which indicating PM2.5 more intuitive and clear. It has an optional RS485 interface in Modbus RTU. It can be wall mounted or desktop placed. -
CO2 Monitor with Wi-Fi RJ45 and Data Logger
Model: EM21-CO2
Key words:
CO2/Temperature/Humidity detection
Data logger/Bluetooth
In-Wall or On-Wall mountingRS485/WI-FI/ Ethernet
EM21 is monitoring real-time carbon dioxide (CO2) and 24-hour average CO2 with LCD display. It features automatic screen brightness adjustment for day and night, and also a 3-color LED light indicates 3 CO2 ranges.
EM21 has options of RS485/WiFi/Ethernet/LoraWAN interface. It has a data-logger in BlueTooth download.
EM21 has in-wall or on-wall mounting type.The in-wall mounting is applicable to tube box of Europe, American, and China standard.
It suppotes 18~36VDC/20~28VAC or 100~240VAC power supply.