Kaiterra Sensedge Mini Скачать руководство пользователя страница 6

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KAITERRA

www.kaiterra.com

Communication Protocol - Modbus RTU

Data type and format: Data length=8
Stop bit=1
Transmission rate=9600
Check: even

Default modbus address code is 0x01

Commands

1) Read Input Register (0x04) command 01 04 00 00 00 05 30 09 to read all input
register

2) Write single Register (0x06) command 01 06 00 00 00 02 08 0B to set the
modbus address to 0x02

3) Read holding Register (0x03) command 01 03 00 00 00 02 C4 0B to read all
holding register

Data format

Address

Function

Data

Error check

Data length

16 digit CRC code

(Cyclic Redundancy Check)

Содержание Sensedge Mini

Страница 1: ...KAITERRA www kaiterra com Kaiterra Sensedge Mini Modbus User Manual JULY 2020...

Страница 2: ...rnet as its wiring type Modbus supports communication to and from multiple devices connected to the same cable or Ethernet network Sensedge Mini provides Modbus RTU support via the RS 485 port on the...

Страница 3: ...bles through the opening on the plate and plug the 4 pin Phoenix pin plug into the corresponding terminals on the back of the device The default Modbus address is set as 1 and can be changed later via...

Страница 4: ...on history page later on to help you quickly connect the device to the Kaiterra dashboard Enter the Modbus settings details to the applicable fields on the Configuration Tool following the instruction...

Страница 5: ...ize your AQI calculation in the Kaiterra Configuration Tool AQI stands for Air Quality Index an index calculated based on the concentration of a set of air pollutants Sensedge Mini offers AQI value in...

Страница 6: ...ands 1 Read Input Register 0x04 command 01 04 00 00 00 05 30 09 to read all input register 2 Write single Register 0x06 command 01 06 00 00 00 02 08 0B to set the modbus address to 0x02 3 Read holding...

Страница 7: ...0 Input register 3 Humidity R 0 0 100 RH Input register 4 CO2 R 0 9999 ppm Input register 5 PM10 R 0 999 ug m3 Input register 6 HCHO R 0 2000 ppb Input register 7 CO R 0 0 500 0 ppm Input register 8 O...

Страница 8: ...erature T k 273 15 t celsius Temperature and humidity have resolution of 0 1 the transmitted data is 10 times of the raw data Holding Register 0 Modbus address code R W Min 1 Max 247 Holding Register...