Home Page > Product Categories > Industrial Communications >PC Bus Communication Solutions > ISA Bus - Serial COM  
PCL-740 1-port RS-232/422/485/current-loop Serial Interface Card
PCL-741 2-port Isolated RS-232/current-Loop Interface Card
PCL-743B 2-port RS-422/485 Interface Cards
PCL-743S 2-port RS-422/485 Cards with 2500 VDC Surge Protection
PCL-745B 2-port RS-422/485 Cards with 3000 VDC isolation protection
PCL-745S 2-port RS-422/485 Cards with 3000 VDC Isolation and Surge Protection
PCL-746plus 4-port RS-232/RS-422/RS-485 Interface Card
PCL-846 4-port High Speed RS-422/485 Interface Cards
PCL-849 4-port RS-232 Interface Card
PCL-858 8-port High-speed RS-232 Communication Card