Close Control Regulation Program
14 06MC0071@00B0110
01/10/2012
The pLAN connection in the J11 terminal of the UpCO board can be seen in detail in this diagram.
WARNING: Network polarity must be respected: the RX/TX+ of one board must be connected to the RX/TX+ of
the other boards; the same applies to RX/TX- and the GND.
The screen should be connected to the earth on the first unit at a metal point using a screw and a washer and the
length of the screen should be as short as possible.
Case “C”
In this diagram a pLan connection is shown between units with their own private UG40 local user terminal, a private
UTS01 remote user terminal and a shared UTS01 remote user terminal. Connection to the private UG40 terminal is
made through the J10 telephone terminal while connection to the private and shared UTS01 terminal is made
through J11 board terminal, used as a connector to the pLAN network respecting the polarities marked.
UTS 21 Pr
UTS 22 Pr
UTS n° Pr
UTS 32 Sh
Single
Power
Supply
24AC
Network pLan
Private and Shared remote user terminal
2nd Couple
1° Couple
Braid
