| Features |
| Add 1/2/4 RS-232 or RS-422/485 ports
to a Windows NT/95/98/2000 host |
| Supports all Windows native COMs and
Linux fixed tty drivers |
| Automatic network connection recovery
|
| Built-in human machine LCD interface
|
| Auto-detecting 10/100 Mbps Ethernet
interface |
| DIN rail mounting rack; surge protection
for all ports (15 KV ESD) |
| DE-301/110V, DE-301/230V |
1 port RS-232 device server |
| DE-302/110V, DE-302/230V |
2 port RS-232 device server |
| DE-304/110V, DE-304/230V |
4 port RS-232 device server |
| DE-331/110V, DE-331/230V |
1 port RS-422/485 device server |
| DE-332/110V, DE-332/230V |
2 port RS-422/485 device server |
| DE-334/110V, DE-334/230V |
4 port RS-422/485 device server |
| A52 |
Smart RS-232 to RS-422/485 Bi-Directional Converter
|
| A53 |
Smart RS-232 to RS-422/485 Bi-Directional Converter,
supports optical isolation protection (2KV) |