Installation Manual

ThefollowingsectionsdescribehowtophysicallyconnecttheRS485busandhowtoconfigurethebus.

To connect the RS485 communication bus:

1. RemovetheinvertercoverasdescribedinRemovingtheInverterCoveronpage54.

2. Removethesealfromoneoftheopeningsincommunicationglandandinsertthewirethroughthe

opening.

3.

Pulloutthe6-pinRS485terminalblockconnector,asshownbelow:



Figure 28: The RS485 terminal block

4.

LoosenthescrewsofpinsA(+),B(-),andGontheleftoftheRS485terminalblock(RS485-1).

Figure 29: RS485 terminal block

5.

InsertthewireendsintotheG, AandBpinsshownabove.UseFour-orsix-wiretwistedpaircablefor

thisconnection.

YoucanuseanycolorwireforeachoftheA,BandGconnections,aslongas:

l ThesamecolorwireisusedforallApinsthesamecolorforallBpinsandthesamecolorforallG

pins

l ThewireforGisnotfromthesametwistedpairasAorB.

Chapter 6: Setting Up Communication

Single Phase Inverter with HD-Wave Technology Installation MAN-01-00306-1.1