true north finder with rs422 interface

{"cid":"91210401","title":"High Performance True North Finder with RS422 Interface for Mining","imgUrl":"https:\/\/img.chinax.com\/nimg\/48\/0e\/415dae190297a3a860f271527b29-200x200-1.jpg","attrs":{"Price":"2000$","Brand Name":"1","Model Number":"NF102","Minimum Order Quantity":"1","Delivery Time":"1 week","Place of Origin":"China","Payment Terms":"L\/C,D\/P,T\/T,Western Union","Supply Ability":"500\/month","Packaging Details":"Sponge + Carton","Product Name":"North Finder","Navigation tracking error":"\u00b1 0.5 (\u2264 5min, rotation speed \u2264 10 \u00b0\/S)","Tilt adaptability":"\u00b115\u00b0","Azimuth error":"\u2264 0.5 \u00b0","Interface":"RS422","Power supply":"DC 9 ~ 12V","Weight":"\u2264 400 g","Dimension":"60X60X60mm"}}

{"cid":"91201226","title":"MF3 COMPACT GYROSCOPIC NORTH FINDER DIGITAL OUTPUT | HIGH-PRECISION AZIMUTH NAVIGATION","imgUrl":"https:\/\/img.chinax.com\/nimg\/15\/23\/c2b51b4a0868a88fa9f18104e158-200x200-1.jpg","attrs":{"Price":"$5,650.00~$8,450.00","Brand Name":"RION","Model Number":"MF3","Minimum Order Quantity":"1pcs","Delivery Time":"2-4 weeks","Place of Origin":"Shenzhen","Certification":"CE","Payment Terms":"T\/T,,Paypal","Supply Ability":"1000 Box\/Boxes per Month inclinometers are avaliable","Packaging Details":"1pcs gyro sensor in each inner box , 100pcs \/ctn","MTTR":"\u226430min","MTBF":"\u2265 10000 Hours","Digital Output":"TTL\/RS232\/RS422\/RS485","Power supply":"9.5~36VDC","Maintain heading":"3\u00b0\/h","Material":"Stainless steel + aluminum alloy","Operating Temperature":"-20\u2103\uff5e+50\u2103","Weight":"\u2264 1.1 Kg"}}