... protocol: CAN,DeviceNet,CAN Open,SDS,NMEA2000,SAE J1939,SAE J2284 stard fieldbus etc.Independent dual bus electric interface 2 ... safe efficient redundant long-distance transmission relay functions for redundant dual-network system. Shenzhen Comark Technology Co., Ltd. is ... protocol: CAN,DeviceNet,CAN Open,SDS,NMEA2000,SAE J1939,SAE J2284 standard fieldbus etc.Independent dual bus electric interface and ...