Lantronix EDS4100, EDS32PR, EDS16PR, EDS8PR manual RS-232 Serial Port Pins Serial Ports 1, 2, 3

3: Installation: EDS4100

Serial Ports

The front of the EDS4100 has four male DB9 serial ports. These ports allow you to connect up to four standard serial devices:

‹All four serial ports support RS-232 devices. See Figure 3-3for pin assignments.

‹Serial ports 1 and 3 also support RS-422 and RS-485 serial devices. See Figure 3-4for pin assignments.

All four serial ports are configured as DTE and support baud rates up to 230,400 baud.

Figure 3-3. RS-232 Serial Port Pins (Serial Ports 1, 2, 3, 4)

Figure 3-4. RS-422/RS-485 Serial Port Pins

RS-422/485 4-wire Pin Assignments	RS-485 2-wire Pin Assignments
(Serial Ports 1 and 3)	(Serial Ports 1 and 3)

Note: Multi-drop connections are supported in 2-wire mode only.

EDS Device Servers User Guide 22