ICP DAS USA Compact Embedded Controller LinPAC-8x41 - Manual (Page 10)

3. Applications
The following figure diagrams the general application area and structure of the
LinPAC-8x41. Com3/Com4 is the standard RS-232 interface, which can be
connected via the modem or to the Com0 in the LP-8x41 Controller. Com2/Com3
is the RS-485 interface, which can be applied to control the ICPDAS DCON serial
modules such as the I-7000, I-8000 and I-87K. The FRnet system is an optional
control interface.
LinPAC8000 Series Hardware user’s Manual, July/2003, v1.0 ----- 10