Modbus register map
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Modbus register map |
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|---|---|---|---|---|---|---|
| Variable | Parameter | Register start | Register stop | Low range | High range | Units |
| ModbusData(1) | Heartbeat | 40001 | 40002 | 0 | 99 | |
| ModbusData(2) | Soiling_Loss_Index_Current | 40003 | 40003 | –20 | 20 | % |
| ModbusData(3) | Soiling_Loss_Index_Irradiance | 40005 | 40006 | –20 | 20 | % |
| ModbusData(4) | Current_Test_Module | 40007 | 40008 | –10 | 20 | Amp |
| ModbusData(5) | Current_Reference_Module | 40009 | 40010 | –10 | 20 | Amp |
| ModbusData(6) | BOM_Test_Temperature (back-of-module test, module temperature) | 40011 | 40012 | –30 | 150 | °C |
| ModbusData(7) | BOM_Ref_Temperature | 40013 | 40014 | °C | -30 | 150 |
| ModbusData(8) | Effective_Irradiance_Test | 40015 | 40016 | 0 | 1200 | W/m2 |
| ModbusData(9) | Effective_Irradiance_Reference | 40017 | 40017 | 0 | 1200 | W/m2 |
| ModbusData(10) | Reference_Module_Washed | 40019 | 40020 | 0 | 1 | |
| ModbusData(11) | Effective_Irradiance_Offset | 40021 | 40022 | 1 | 10 | |
| ModbusData(12) | Current_Offsett | 40023 | 40024 | 1 | 10 | |
| ModbusData(13) | Soiling_Ratio (Ratio of test module vs reference module) | 40025 | 40026 | 0 | 1 | |
| ModbusData(14) | Update_Offset (offset update triggered) | 40027 | 40028 | –1 | 0 | |
| ModbusData(15) | User_Entered_UTC_Offset (hour offset from UTC time) | 40029 | 40030 | –12 | 12 | Hrs |
| ModbusData(16) | User_Entered_Latitude | 40031 | 40032 | Degrees | ||
| ModbusData(17) | User_Entered_Longitude | 40033 | 40034 | Degrees | ||
| ModbusData(18) | User_Entered_Test_Temperature_Coeff | 40035 | 40036 | 0 | No Max | Amp |
| ModbusData(19) | User_Entered_Reference_Temperature_Coeff | 40037 | 40038 | 0 | No Max | Amp |
| ModbusData(20) | User_Entered_Test_Short_Circuit_Curr_STC | 40039 | 40040 | 0.5 | 20 | Amp |
| ModbusData(21) | User_Entered_Reference_Short_Circuit_Curr_STC | 40041 | 40042 | 0.5 | 20 | Amp |
| ModbusData(22) | User_Entered_Solar_Noon_Offset (hour offset from solar noon to start measurements ) | 40043 | 40044 | 0 | 2 | Hrs |
| ModbusData(23) | User_Entered_Effective_Irradiance_Threshold | 40045 | 40046 | 100 | 500 | W/m2 |
| ModbusData(24) | RTU_Voltage | 40047 | 40048 | 9 | 13 | Volts |
| ModbusData(25) | RTU_Internal_Temperature | 40048 | 40050 | –40 | 70 | °C |
| ModbusData(26) | LocalSolarNoon | 40051 | 40052 | 12:00 | 13:00 | Hrs |
| ModbusData(27) | CleanPanelWashed_Year | 40053 | 40054 | |||
| ModbusData(28) | CleanPanelWashed_Month | 40055 | 40056 | |||
| ModbusData(29) | CleanPanelWashed_Day | 40057 | 40057 | |||
| ModbusData(30) | DirtyAndCleanWashed_Year | 40059 | 40060 | |||
| ModbusData(31) | DirtyAndCleanWashed_Month | 40061 | 40062 | |||
| ModbusData(32) | DirtyAndCleanWashed_Day | 40063 | 40064 | |||