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Specification
Brand : Walfront
BulletPoint1 : Wide Measuring Range: 0‑5000ppm (default value) by default, with temperature compensation, less affected by temperature.Accuracy: ± (50ppm+3% F·S) (25 ℃);Power SupplyBrownV+(10-30V DC)
BulletPoint2 : 485 Communication: Standard RTU communication protocol, communication address and baud rate can be set, and the maximum communication distance is 2000 meters.Stability:Working Environment: - 10~+50 ℃, 0-95% relative humidity (non condensing)
BulletPoint3 : High : The equipment has 10‑30V wide voltage power supply, and the shell has high , which can adapt to various harsh conditions on site. The product adopts a wall mounted waterproof shell, which is easy to install and has a high degree of .
BulletPoint4 : Widely Applications: Widely used in agricultural greenhouses, flower cultivation, edible fungi cultivation, etc. that need CO2 and temperature and humidity. Monitoring scenes.
BulletPoint5 : Infrared Calibration Technology: The transmitter uses a new infrared verification technology to measure the CO2 concentration. High accuracy, low drift and long life. The response is fast and sensitive, avoiding the life and long term drift of traditional electrochemical sensors.
IncludedComponents : No
ItemName : 10‑30V Wall Mount CO2 Sensor Temperature and Humidity Sensor, Temperature Humidity Transmitter CO2 Temperature and Humidity Transmitter Air Quality Monitor 485 Communication
ItemPackageDimensions_Height : 6 centimeters
ItemPackageDimensions_Length : 18 centimeters
ItemPackageDimensions_Width : 10 centimeters
ItemTypeKeyword : indoor-thermometers
ItemTypeName : Indoor Thermometers
Manufacturer : WALFRONT
MeasurementAccuracy : 0.1mm
ModelName : WALFRONTv2wo8x09qh
ModelNumber : WALFRONTv2wo8x09qh
NumberOfItems : 1
PartNumber : WALFRONTv2wo8x09qh
ProductDescription : 1. Infrared Calibration Technology: The transmitter uses a new infrared verification technology to measure the CO2 concentration. High accuracy, low drift and long life. The response is fast and sensitive, avoiding the life and long term drift of traditional electrochemical sensors.
2. 485 Communication: Standard RTU communication protocol, communication address and baud rate can be set, and the maximum communication distance is 2000 meters.
3. Wide Measuring Range: 0‑5000ppm (default value) by default, with temperature compensation, less affected by temperature.
4. High : The equipment has 10‑30V wide voltage power supply, and the shell has high , which can adapt to various harsh conditions on site. The product adopts a wall mounted waterproof shell, which is easy to install and has a high degree of .
5. Applications: Widely used in agricultural greenhouses, flower cultivation, edible fungi cultivation, etc. that need CO2 and temperature and humidity. Monitoring scenes.

Spec:
Item Type: Temperature and Humidity Transmitter
Material: Plastic
Gross Weight: 170g / 6.0oz
Size: 8.8x7.5x4.2CM / 3.5x3.0x1.7in
Power Consumption: 0.3W (24V DC)
Range: 0-5000ppm (default)
Stability:Working Environment: - 10~+50 ℃, 0-95% relative humidity (non condensing)
Preheating Time: 2min (available), 10min (maximum accuracy)
Technical Support: 10-30V DC
Accuracy: ± (50ppm+3% F·S) (25 ℃)
Response Time:Expression: 485
Maximum Communication Distance: 2000m
Interface Description:
2. When connecting 485 signal lines, note that the two lines A B cannot be reversed, and the addresses of multiple devices on the bus cannot conflict.
Wiring Instructions:
TypeThread ColorInstruction
Power SupplyBrownV+(10-30V DC)
BlackV-
CommunicationGreen485A
Blue485B
Communication Parameters:
Coding:8 bit binary
Data Bits: 8 bits
Parity Bit: None
Stop Bit: 1
Error Checking:CRC (Redundant Cyclic
ProductSiteLaunchDate : 2024-07-09T09:37:03.627Z