本实用新型公开了一种RS485半双工输入RS485半双工输出隔离栅,包括电源电路和信号处理电路. The utility model discloses a half-duplex RS485 half duplex RS485 input output isolation barrier, including the power supply circuit and signal processing circuit. 24V电源输入经过线性稳压电源电路和NCP1030高压开关...
Because fieldbus systems can include a large number of RS-485 or RS-422 drivers, power delivered to the drivers can represent a significant part of the system cost. That is particularly true when supplying the power across an isolation barrier. Because legacy RS-485/RS-422 drivers require cons...