Introduction
Real time wind speed calculation:
Widely applicable fields
This product has a wide range of applications in various scenarios that require precise environmental data. Whether you need to measure temperature and humidity, Monitoring noise pollution, Assess air quality, MeasurementCO2Horizontal or tracking atmospheric pressure, CAll integrated meteorological stations are reliable, Safety, A visually appealing solution. Its simple installation and sturdy structure ensure long-term performance stability.
Main characteristics
The integrated meteorological station provides a series of outstanding features:
- Compact and lightweight: Despite its powerful functionality, The weather station is compact in size and lightweight. Using high-quality UV resistant materials, Has a long lifespan.
- High sensitivity sensor: The meteorological station adopts high-sensitivity sensors, Ensure signal stability and high accuracy.
- High quality components: Important components use products from well-known suppliers, Ensuring the stability and reliability of the product.
- Wide measurement range: The characteristic of this meteorological station is its wide measurement range, Excellent linear characteristics, Superior waterproof performance, Easy to use, Easy installation and long-distance communication capability.
- Multi sensor integrated design: The integrated multi-sensor design simplifies installation, Make it user-friendly.
- Wind speed and direction: The wind speed and direction components have been carefully designed and allocated, Small moment of inertia, Rapid response.
- Accurate noise collection: Range up to30dBTo120dBAccurate noise measurement.
- CO2Measurement: CO2The scope is0-5000ppm, The resolution is1ppm.
- Temperature and humidity measurement: Using Swiss imported sensors to accurately measure environmental temperature and humidity.
- Wide range of air pressure: This weather station is suitable for0-120kPaThe wide range of atmospheric pressure, Suitable for various altitudes.
- special-purpose485Circuit: Through dedicated485The circuit achieves stable communication, The voltage range is10-30V.
Main technical parameters
The technical specifications of the integrated meteorological station are as follows::
- Power supply (Default) : DC power supply (DC) , 10-30VDC
- Maximum power consumption: 0.8W (RS485Output)
- Accuracy:
- Wind speed: ± (0.2+0.03V) m/s (VRepresenting wind speed, 60%Relative humidity, 25℃)
- Humidity: ±3%Relative humidity (60%Relative humidity, 25℃)
- Temperature: ±0.5℃ (25℃)
- Atmospheric pressure: ±0.15kPa @ 25℃ 101kPa
- Noise: ±0.5dB (Reference pitch accuracy, 94dB @ 1kHz)
- PM2.5: Particle counting efficiency: 0.3μmLocation50%, 0.5μmLocation98%. PM2.5Accuracy: ±3%FS (@100μg/m3, 25℃, 50%Relative humidity)
- CO2: ±(50ppm+3%F·S) (25℃)
- Measurement range:
- Wind speed: 0-70m/s
- Wind direction: 8A directional indicator
- Humidity: 0%Relative humidity - 99%Relative humidity
- Temperature: -40℃To+80℃
- Atmospheric pressure: 0-120kPa
- Noise: 30dBTo120dB
- PM10 PM2.5: 0-1000μg/m3
- CO2: 0-5000ppm
- Long term stability:
- Temperature: ≤0.1℃/Year
- Humidity: ≤1%/Year
- Atmospheric pressure: -0.1kPa/Year
- Noise: ≤3dB/Year
- PM10 PM2.5: ≤1%/Year
- CO2: ≤1%/Year
- Response time:
- Wind speed: ≤0.5Seconds
- Wind direction: ≤0.5Seconds
- Temperature and humidity: ≤1Seconds
- Light intensity: ≤0.1Seconds
- Atmospheric pressure: ≤1Seconds
- Noise: ≤1Seconds
- PM10 PM2.5: ≤90Seconds
- CO2: ≤90Seconds
- Output signal: RS485Output, Support standardsModBusCommunication Protocol.
System framework
Size description
Installation instructions
Interface details
The device accepts10-30VWide voltage input for power supply. In connection485When using signal lines, Ensure that wires A and B are connected correctly, It is crucial that the addresses of multiple devices on the bus do not conflict.
- Power Supply:
- Brown color: Positive pole of power supply (10-30V DC)
- Black: Negative pole of power supply
- signal communication:
- Green: 485-A
- Blue: 485-B
Please note that, The performance data mentioned here was obtained under the conditions of testing using our testing system and software. In order to continuously improve the product, We reserve the right to modify design features and specifications. Regarding the latest technical specifications, Please refer to our official documentation. When there are differences between the information provided here and the latest product specifications, No further notice will be given.
Communication protocol
Basic communication parameters
| Compilation Code | 8 Bit binary |
| Data bits | 8 Position |
| Parity check bit | None |
| Stop position | 1 Position |
| Error verification | CRC (Redundant cyclic code) |
| Baud rate | 2400bit/s , 4800bit/s , 9600 bit/s Can be set up, The factory default is 4800bit/s |
Definition of data frame format
use ModBus-RTU Communication protocol, The format is as follows::
Initial structure ≥4 Byte time
Address code = 1 Byte
Function code = 1 Byte
Data area =N Byte
Error verification = 16 Position CRC Code
End the structure ≥4 Byte time
address code: The starting address of the transmitter, It is unique in communication networks (Factory default 0x01) .
Function code: Function indication of instructions issued by the host, This transmitter only uses function codes 0x03 (Read register data) .
Data area: The data area is specific communication data, Note High byte data comes first 16bits Code!
CRC Two byte checksum: Host query frame structure.
Address code:
| Function code | Register starting address | Register length | Low byte checksum | High byte checksum | Byte |
| 1 Byte | 1 Byte | 2 Byte | 2 Byte | 1 Byte | 1 Slave response frame structure |
Address code:
| Function code | Effective byte count | Data Zone 1 | Data Zone 2 | data District | Low byte checksumN High byte checksum | Byte | Byte |
| 1 Byte | 1 Byte | 1 Byte | 2 Byte | 2 Byte | 2 Byte | 1 Description of communication register address | 1 The contents of the register are shown in the following table |
support
Function code (Register address03/04Or configure the address) :
| Content | PLC Operation | Definition explanation | Wind speed value | Read only |
| 500 | 40501 | Actual value | Double | Wind power 10 Read only |
| 501 | 40502 | Actual value | read-only | Actual value (The wind level value corresponding to the current wind speed) |
| 502 | 40503 | Wind direction (0-7 File) | Read only | Actual value (To the north is 0, Increase the value clockwise, To the east is 2) |
| 503 | 40504 | Wind direction (0-360 ° ) | Read only | Actual value (To the north is 0 °Increase the degree clockwise, To the east is 90 ° ) |
| 504 | 40505 | Humidity value | Read only | Actual value 10 Double |
| 505 | 40506 | Temperature value | Read only | Actual value 10 Double |
| 506 | 40507 | Noise level | Read only | Actual value 10 Double |
| 507 | 40508 | PM2.5 Value (If selected CO2 For type devices, this register is CO2 Value) | Read only | Actual value |
| 508 | 40509 | PM10 Value (If selected CO2 If it is a type device, this register is empty) | Read only | Actual value |
| 509 | 40510 | Atmospheric pressure value (Company kPa,) | Read only | Actual value 10 Double |
Examples and explanations of communication protocols
give an example: Read transmitter equipment (Address 0x01) Real time wind speed values
Inquiry frame
| Address code | Function code | Starting address | Data length | Low byte checksum | High byte checksum |
| 0x01 | 0x03 | 0x01 0xF4 | 0x00 0x01 | 0x C4 | 0x04 |
Response frame
| Address code | Function code | Return the number of valid bytes | Wind speed value | Low byte checksum | High byte checksum |
| 0x01 | 0x03 | 0x02 | 0x00 0x7D | 0x78 | 0x65 |
Real time wind speed calculation:
Wind speed: 007D (hexadecimal)= 125 => Wind speed = 12.5 m/s
give an example: Read transmitter equipment (Address 0x01) The wind direction value
Inquiry frame
| Address code | Function code | Starting address | Data length | Low byte checksum | High byte checksum |
| 0x01 | 0x03 | 0x01 0xF6 | 0x00 0x01 | 0x65 | 0xC4 |
Response frame
| Address code | Function code | Return the number of valid bytes | Wind direction value | Low byte checksum | High byte checksum |
| 0x01 | 0x03 | 0x02 | 0x00 0x02 | 0x39 | 0x85 |
Wind direction calculation:
Wind direction: 0002 (hexadecimal)= 2 => Wind direction = east wind
give an example: Read transmitter equipment (Address 0x01) Temperature and humidity values
Inquiry frame
| Address code | Function code | Starting address | Data length | Low bit of verification code | High bit of verification code |
| 0x01 | 0x03 | 0x01 0xF8 | 0x00 0x02 | 0x44 | 0x06 |
Response frame (For example, reading the temperature as- 10. 1℃ , The humidity is65.8%RH)
| Address code | Function code | Effective byte count | Humidity value | Temperature value | Low bit of verification code | High bit of verification code |
| 0x01 | 0x03 | 0x04 | 0x02 0x92 | 0xFF 0x9B | 0x5A | 0x3D |
Temperature: When the temperature is below0℃Upload in the form of a supplementary code
0xFF9B (hexadecimal)= - 101 => Temperature = - 10. 1℃
Humidity:
0x0292(hexadecimal)=658=> Humidity = 65.8%RH
Summary
The integrated meteorological station represents high precision, Multi functional meteorological observation system, Suitable for various environmental monitoring needs. Its stability and convenience make it one of the preferred choices for mobile environment monitoring.
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