FOR 1053 PCI Card — 2-Port RS485/422 with Optical Isolation Protection

The FOR 1053 is a PCI communication card that provides two serial ports compatible with RS485 and RS422 interfaces. Built with optical isolation protection, this dual-port PCI card helps protect systems from electrical noise and ground-loop disturbances. Easy to install into a standard PCI slot, the FOR 2-port RS485/422 card (model 1053) is suitable for industrial control, data acquisition, and other applications requiring reliable differential serial communication.