Advantech ARK-3381 - Figure 3.3:JP8;JP9;JP10 Jumper Pin Layout; COM6 RS-232;422;485 Jumper Setting; Table 3.5:COM6 RS232;422;485 Select Jumper

ARK-3381 User Manual 24
Figure 3.3: JP8/JP9/JP10 Jumper pin layout
3.7 COM6 RS-232/422/485 Jumper setting
(JP13/JP14/JP15 Located on internal I/O board)
The COM6 port connector located on rear face plate of ARK-3381 unit
which can be configured to operate in RS-232, RS-422 or RS-485 mode
by setting up the Jumper Pins of JP13/JP14/JP15 located on internal I/O
board of ARK-3381 unit. Please refer to Table 3.5 to select the settings.
The default setting value has been set for RS-232.
(*): means default setting of the jumper/function
Table 3.5: COM6 RS232/422/485 Select Jumper
Function JP13 JP14 JP15
RS232 * 1-3 closed
2-4 closed
1-3 closed
2-4 closed
5-6 closed
RS422 3-5 closed
4-6 closed
3-5 closed,
4-6 closed
3-4 closed
RS485 3-5 closed
4-6 closed
3-5 closed,
4-6 closed
1-2 closed