The USB2-4COM-SI-M USB to RS232 Serial Adapter is designed to incorporate Optical Isolation and Surge Protection with an industrial-grade metal case to ensure your computers safety. The USB2-4COM-SI-M can connect to a USB host port or USB hub to add 4 new serial communication ports to your system.
Plug and Play and Hot Plug features and adapts easily to new technology.There are no IRQ & COM port conflicts, since the port doesn't require any additional IRQ, DMA, memory as resources on the system. The RS232 port functions as native Windows COM port, it is compatible with Windows serial communication applications with each port individually configurable.
This USB to Serial adapter provides instant connectivity to RS-232 communication devices for factory automation equipment, multi-drop data collection devices, bar code readers, time clocks, scales, data entry terminal and serial communication in harsh environment and is suitable for remote access applications requiring high speed RS-232 communication ports.
Your computer is well protected, since the surges and spikes cannot cross the optical link. Each serial port is individually protected by surge protector to withstand electrostatic discharge and power surges up to 25KV ESD. Surge suppression on all signals prevent from damages caused by lightning or high voltage.