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The valve cluster uses a two wire bus for the inter communication between the Master and the Slave
valves. The valves are connected in a daisy chain and the bus must be terminated on both sides by a
‘Terminating Resistor’ switch (TR). Refer to chapter: «Valve cluster address configuration».
Link Adapter
Link cable
RJ45 pinning: active pins 4 and 5 |
Pin |
Description |
1 |
not used |
2 |
not used |
3 |
not used |
4 |
Data |
5 |
Data |
6 |
not used |
7 |
not used |
8 |
not used |
VAT recommends a cable with the following specification:
•Standard patch cable
•Category 5 or higher
•Double ended with shielded RJ45 connector
•Straight through connection 1:1