© Munters AB, 2014 7
2.5 RS-232 to Controllers Wiring Diagram
NOTE 1) Note the ground connection method
! 2)
The wiring shown here is an example for any RS-232
infrastructure.
1: Communication card 2: Long distance
3: Connect the cable shields only at 1) one end
of every cable 2) one end of each house
4: Connect shield to GND
5: Neutral 6: Modem (priority channel)
7: COM 1, 2 8 PC