Modbus RTU 40m Range Sensor UART This MB2A-40m model you see is JRT new product of working on requirements RS-485 Modbus RTU protocol responds. With USART compatibility, customers can use to connect to arduino, Raspberry Pi, MCU etc. This range sensor is digital interface with phase & RXTX serial bus communications to measure distance accurately. Specification parameters Measurement Range: 0.03 ~ 40 m Resolution: 1mm Measurement Accuracy: +-1mm Serial port: UART Mechanical Dimensions: 45*25*12mm Laser type: 620 ~ 690nm, Class II, <1 mW Baud rate: 9600/19200/38400/57600/115200, default 38400 Indicating Light: Red Laser Measure Mode: Single /Continuous measure Communication Protocol: Modbus RTU Working temperature: 0 ~ 40 degree Storage temperature: -25 ~ 60 degree 40m Range Sensor Working Principle Note: 1. Under bad measure condition, like environment with strong light or the diffuse reflectance of measuring point over-high or low, t…