System information
C0240111-06-07-GB
100
10.4 Connecting the remote keypad
Usually, just the keyboard on the chiller is used. This is connected directly to connector J10.
It is possible to connect a remote keyboard to the chillers and choose between various configurations.
10.4.1 âTâ shunt
This is a shunt with phone connectors that is used in both the local and global plan network.
The two jumpers J14 and J15 must short circuit pins 1 and 2.
There is also a terminal board. The meanings of the various terminals are explained below.
1. Imagine of a T shunt.
2. Wiring diagram of a T shunt.
Screw
terminal
Function
0 Earth (shielded cable sheath)
1 +VRL=30V
2 GND
3 Rx-/Tx-
4 Rx+/Tx+
5 GND
3. Meaning of the terminal board
6 +VRL=30V
Unit