Type:Logic ICs
Condition:New
As shown in the figure above,The main board has 6 LED digital tube display, display format for:
8C28.7
The display content indicates that the sensor temperature on the channel 28.7 is 8C
6 bit LED digital tube turns to display the temperature data of sensor channel
Shown above (in the order from left to right):5V and GND, is the board output to the 18B20 sensor, respectively, received the positive and negative of the sensor;Label 3~0, represents the 18B20 sensor channel 3~ channel 0,Each channel can only be connected to a sensor data line DQ;AB represents 485 interface signal lines;GND andV+ is the power input to the collector input, the input voltage range of the terminal can be DC12~DC24V.
Parameter description
External mechanical dimensions: 78x128Mm
Temperature sensor: 18B20
The number of sensors can be connected: 4
The sensor line length: 2 feet (can be customized)
Temperature measurement range: -55C~+125C
Temperature measurement resolution: 0.1
Power supply: DC12V~DC24V
Communication interface: RS485
Data format: 9600,8,N, 1
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