weigh in motion sensors with rs 485

{"cid":"91202790","title":"High Accuracy Weigh In Motion Sensors with RS-485 Communication Protocol and CE Certification","imgUrl":"https:\/\/img.chinax.com\/nimg\/c5\/10\/90398682d66b592c60227b094aa6-200x200-1.jpg","attrs":{"Brand Name":"HENGLIANG","Model Number":"HL-S-QZ70","Place Of Origin":"CHINA","Single Axle Load":"40T","Speed Error":"\u22641km \/ H","Work Temperature":"-45\u2103\uff5e80\u2103","Communication Protocol":"RS-485","Speed Range":"0.5~120km\/h","Dimensions":"1.5M, 1.75M, 2M","Certifications":"CE","Linearity":"\u2264 \u00b1 2 FOS%"}}