IEI Integration POC-17i_19i-Series_IEI - Manual (Page 37)

POC-17i/19i Series
Page 25
Figure 3-6: COM3 TX Function Select Jumper Location
3.6.6 COM3 RS-232/422/485 Jumper
Jumper Label: JP10
Jumper Type: 12-pin header (four 3-pin headers combined)
Jumper Settings: See Table 3-7
Jumper Location: See Figure 3-7
The COM3 RS-232/422/485 Serial Port Select jumper sets the communication protocol
used by the second serial communications port (COM3) as RS-232, RS-422 or RS-485.
The COM3 RS-232/422/485 Serial Port Select settings are shown in Table 3-7.
JP10 Description
Short 1-2 RS-232
Short 4-5 RS-232
Short 7-8 RS-232
Short 10-11 RS-232
Short 2-3 RS-422/485