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USB 8 channels photo isolator input board provides 8 photo couple digital input channels, and one RS232/RS422/RS485 port functions, which allow the digital input signals to be completely floated and prevent the ground loop and COM communication.
USB 8 channels photo isolator input board provides Plug and Play (PnP) features, and it is a programmable I/O interface board for PC/486, Pentium, or compatibles. The on board high speed 8051 uC provides USB functions run at 12Mbps full speed or 1.5Mbps low speed.
The USB 8 channels photo isolator input board can be connected to computer by using USB or RS232, RS422/RS485 communication links.