HighTek 1004D four serial port expansion cards, PCI bus expansion through four serial (RS422/485) channel, interface mode by jumper settings, you can make your computer and the 422/485 interface devices such as instruments, meters, access control, etc. convenient connection; product support 32/64 bit PCI bus, with PNP (Plug and Play) Plug and Play, no need to set the interrupt and IO address (automatically assigned by the PCI BIOS); addition, each port provides 16 bytes the transmit / receive FIFO buffer, the serial port (422/485) all have surge protection and optical isolation.

Performance parameters:
1.Signal wire T+、T-、R+、R-、GND;
2.Set 422/485 through jumper;
3.Photoelectric isolated continuous 2500 V, pulse 7 KV
4.1500 V power supply isolation
5.DB37/M TO DB9/M
6.Automatically configures IRQ and I/O Address
7.Support 32 bit PCI bus
8.Built-in 16Byte FIFO
9.The transfer rate up to 115 KBPS
10.Supports Win95/98/2000/ME/NT4.0/XP/ Linux/ Mac OS

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  HighTek 1004D

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  HighTek 1002D