Isolated RS-422/485 Communication Card Industrial Computing Ordering Information General Interface Type Number of Ports Per Card Maximum Transfer Distance Baud Rate Parity Data Bits Stop Bits Port Signal Connector UART Output Driver Input Driver Input Resistance Termination Resistor Signal Isolator Power Isolator Bus Type Interrupt Channel Power Requirement Physical and Environment RS-422 or RS-485 2 4000ft 50 ~ 115.2K None, even, odd, mask or space 5, 6, 7, or 8 bits 1, 1.5 or 2 bits TXD, RXD, CTS and RTS D-Type, 9-pin, female 16C550 SN75175 or SN75174 SN75175 or SN75174 RS-422 4K ohm; RS-485 12K ohm 120 ohm PC900 for TXD and RXD, 4N35 for CTS and RTS, 5000Vms isolation DC to DC Converter, 500V DC isolation 8-bit ISA Bus (If only first 4 IRQ used) 16-bit ISA Bus (If 8 IRQ used) IRQ 2(9), 3, 4, 5, 10, 11, 12 and 15 5V DC/250 mA Operating Temp.: 0~60oC (32~140oF) Storage Temp.: -28~85oC (-18.4~185oF) Operating Humidity.: 0 to 95%, non-condensing 175mm x 107mm Isolated RS-422/485 Communication Card Packing List 1. AR-B9012-G x 1 2. Utility CD x 1 3. User manual x 1 Specifications are subject to change without notice.