AC28

ISA 适配器 专业系列 Opto 22 PC 适配器卡，直接插入 IBM PC 总线。 该适配器卡可进行跳线，操作为 COM1、2、3 或 4。 光学隔离 RS-232 和 RS-422 之间 LED 指示灯 OPTO 22 系列

provides both PC and standalone adapter cards to facilitate communication between Opto 22 control systems and a wide range of third-party computers, devices and protocols. Opto 22 offers a variety of bus-based adapters to fully harness the power of the PC in industrial control. PC adapter cards provide a direct connection from the PC to Opto 22 serial addressable intelligent I/O and parallel addressable I/O as well as direct communications to many third-party devices. Standalone adapter cards provide RS-232 to RS-485 conversion, modem support and addressability for RS-232 devices.