1784-PKTX is a versatile solution for industrial and automation needs. PCI Bus Communication Card with DH+/DH-485/RIO. Number of Channels: CH 1A (3-pin Phoenix) runs DH+ and remote I/O, CH 1C (6-pin Phoenix) runs DH-485; Bus communications: Local PCI (2.3 compliant); LEDs: 1 diagnostic/status LED per channel; Number of modules per system, max: 4 (specified by jumper on card) Designed to deliver high reliability, efficiency, and performance, this product ensures compatibility with a wide range of applications. It excels in providing robust functionality and meets demanding operational requirements. Its compact design and advanced features make it an ideal choice for modern setups, while comprehensive documentation ensures seamless integration into your systems.