mainly used for real time detecting if there's vehicle present in parking space and vehicle counting systems,

Three-channel relay output and one channel car space lamp status output
Scanning the car space status messages real-time, and awaiting the inquiry of PC at any movement
Construction convenience, low cost (twisted-pair available), low maintenance
Power supply: 12V DC
Working temperature: -20 to 70 degrees Celsius
RS485 interface: semi duplex, baud rate 9,600bps
Dimension: 116 x 90 x 40mm
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