Disabled, Real COM mode, RFC2217 mode, TCP Client mode, TCP Server mode, UDP mode

4 RS-232/422/485 ports, 5 10/100M Ethernet ports, 2KV Isolation Protection, 12-48 VDC, 0 to 60°C

4 RS-232/422/485 ports, 5 10/100M Ethernet ports, 2KV Isolation Protection, 12-48 VDC, -40 to 75°C

4 port device server, RS-232/422/485, 3 port 10/100 Ethernet, 2 port 100M Single mode Fiber, SC connector, 12-48 VDC

4 port device server, RS-232/422/485, 3 port 10/100 Ethernet, 2 port 100M Single mode Fiber, SC connector, 12-48 VDC, -40~75℃

4 port device server, RS-232/422/485, 3 port 10/100 Ethernet, 2 port 100M Multi mode Fiber, SC connector, 12-48 VDC

4 port device server, RS-232/422/485, 3 port 10/100 Ethernet, 2 port 100M Multi mode Fiber, SC connector, 12-48 VDC, -40~75℃