Model: 6GK1561-1AA01 (01 card) Full set: CP5611 card + packing box Isolation voltage: 1000VDC The RS485 port is equipped with a Fast Chargin surge protector. Repeatable surge capacity: Ipp=100A (10/700us, 4KV) Compliance standards: ITU-TK20/21, VDE 0433. ±15KV ESD (electrostatic) protection Self-recovery overcurrent protection: RS485 port can withstand continuous overcurrent caused by voltage up to 60V Connect PG/PC: PCI2.1 standard slot Standard voltage: +5VDC Power Consumption: 2.0W Installation and uninstallation of CP5611 card: Check the gold finger part of the CP5611 card. It should be shiny and not oxidized. If there is oxidation, wipe it with toilet paper dipped in alcohol until the gold finger shines. closure Turn on the computer again, and the CP5611 card will be found automatically after the operating system starts. Material: Plastic colour: green Package Contents: 1 x CP5611 card