PowerSync LFP-LV - Module Communication Settings; 6-Bit Module Communication Settings

SECTION 5. MODULE COMMUNICATION SETTINGS
FOR MODULES THAT HAVE THE 6 TOGGLE SWITCHES (6-BIT), REFER TO THE TOGGLE SWITCH
SETTINGS IN SECTION 5.1.
FOR MODULES THAT HAVE THE 8 TOGGLE SWITCHES (8-BIT), REFER TO THE TOGGLE SWITCH
SETTINGS IN SECTION 5.2.
DO NOT ATTEMPT TO CONNECT 6-BIT MODULES WITH 8-BIT MODULES
5. 1. 6-BIT MODULE COMMUNICATION SETTINGS
Whenconnectingmodulesinamulti-modulestack,youwillhaveone“Host”modulethatwillconnectviaCAN
porttotheinverterofyourchoice.AllmoduletomoduleconnectionswillbeaccomplishedviatheRS485ports.
Itisrecommendedtosetthetoggleswitchespriortostartingthesystem.Presstheresetbuttonifatoggle
switchischangedafterthebatterybreakerhasbeenturnedon.
ForsystemsbeinginstalledwithSol-Ark,Pylon,orGoodwemanufacturedinvertersuseHostOption1inthetable
below.ForsystemsbeinginstalledwithVictronorSMAinverters,useHostOption2.
STARTUP PROCEDURE
1. POWERDOWNALLMODULES
2. CABLINGINSTRUCTIONS:
2.1. USETHECABLESUPPLIEDBYYOURINVERTERMANUFACTURERFORCONNECTINGTHEINVERTERTOTHEHOST
 MODULE.INSERTCABLINGFROMHOSTMODULECANPORTTOINVERTER
2.2 USETHECABLELABLED“MASTERTOSLAVE”FORCONNECTINGTHEHOSTMODULETOTHESECONDMODULE
2.3 USETHERS485CABLESPROVIDEDWITHINTHEPOWERSYNCMODULEBOXFORTHEREMAINDEROFTHESUB- 
 MODULES(2~END)USINGRS485PORTS
3. VERIFYTOGGLESWITCHSETTINGSONEACHMODULEACCORDINGTOTABLE2ANDTABLE3.
4. POWERMODULESBACKON
TheLFPModuleswiththe6-Bittoggleswitchoptionisdesignedtohaveupto62modulesconnectedinparallel.
5. 1. 1. CAN COMMUNICATION INTERFACE DEFINITION
CommunicationcablesforHostModuletoInvertercommunicationsareavailableuponrequest.Ifyouare
providingyourownHostModuletoInvertercommunicationcable,verifythatthepin-outonyourcablematches
thefollowingtable.
TABLE 1. 6-BIT CAN CABLE PIN-OUT
Pin Species
1,3 RS485_B
7 RS485_A
8,6 GND
4 CAN-H
5 CAN-L
www.powersyncenergy.com
(877)459-4591
©2022POWERSYNCEnergySolutions,LLC
19
01/10/23
LFP-LV Module Product Manual