Installation Manual

10.
TerminatethefirstandlastSolarEdgedevice(inverter/ControlandCommunicationgateway,etc.)in
thechainbyswitchingaterminationDIP-switchinsidetheinvertertoON(movetheleftswitchup).
TheswitchislocatedonthecommunicationboardandismarkedSW7.
Figure 41: RS485 termination switch
NOTE
Only the first and last SolarEdge devices in the chain should be terminated. The other inverters in
the chain should have the termination switch OFF (down position).
11. Ifnotusingsurgeprotection,connectthegroundingwiretothefirstinverterintheRS485chain;
makesurethegroundingwireisnotincontactwithotherwires.ForinverterswithaDCSafety
Switch,connectthegroundingwiretothegroundingbus-barintheDCSafetySwitch.
Verifying the Connection
Afterconnectingandconfiguringacommunicationoption,performthefollowingstepstocheckthat
theconnectiontothemonitoringserverhasbeensuccessfullyestablished.
1. Closetheinvertercover:Attachtheinvertercoverandsecureitbytighteningthescrewswitha
torqueof9.0N*m/6.6lb.*ft.Forpropersealing,firsttightenthecornerscrewsandthenthetwo
centralscrews.
2. IfnotalreadyON-TurnONtheACtotheinverterbyturningONthecircuitbreakeronthemain
distributionpanelandturningontheConnectionUnit.
3. WaitfortheinvertertoconnecttotheSolarEdgemonitoringplatform.Thismaytakeuptotwo
minutes.
AstatusscreensimilartothefollowingappearsontheLCDpanel:
V a c [ V ] V d c [ V ] P a c [ w ]
2 4 0 . 7 1 4 . 1 0 . 0
P _ O K : 0 0 0 / 0 0 0 < S _ O K >
- - - - - - - - - - - - - - - O F F
S_OK:IndicatesthattheconnectiontotheSolarEdgemonitoringplatformissuccessful.IfS_OKisnot
displayed,referto"Troubleshooting"onpage93.
SolarEdge-StorEdge Installation Guide MAN-01-00262-1.3
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Verifying the Connection