Hi,
today I checked out the new modbus sunspec function, to replace my old modbus readings and get rid of my calculation rules.
But I have a few problems.
For the inverter:
1.
I get wrong readings for the phase to phase voltage.
I expect around 400V, but I get only 0V.
2.
I get no temperature values.
For the power meter:
1.
I get also wrong readings for the phase to phase voltage.
But here I get around -250V.
2.
I get no reactive energy values.
Some ideas?
Many thanks in advance.
Used hardware:
Inverter: Solaredge SE7K
Powermeter: Solaredge branded WattNode WND-3Y-400-MB
Thingfile:
Bridge modbus:tcp:bridge [ host="192.168.8.7", port=40, id=1, enableDiscovery=true ] {
Thing inverter-three-phase 40069 "SolarEdge SE7K" [ address=40069, length=52, refresh=15 ]
Thing meter-wye-phase 40188 "WattNode WND-3Y-400-MB" [ address=40188, length=107, refresh=15 ]
}
Part of inverter item file:
Number:ElectricPotential se7k_VoltAB "WR Spannung Ph. A-B [%.1f V]" (se7k) { channel="modbus:inverter-three-phase:bridge:40069:acPhaseA#ac-voltage-to-next" }
Number:ElectricPotential se7k_VoltBC "WR Spannung Ph. B-C [%.1f V]" (se7k) { channel="modbus:inverter-three-phase:bridge:40069:acPhaseB#ac-voltage-to-next" }
Number:ElectricPotential se7k_VoltCA "WR Spannung Ph. C-A [%.1f V]" (se7k) { channel="modbus:inverter-three-phase:bridge:40069:acPhaseC#ac-voltage-to-next" }
// Cabinet Temperature
Number:Temperature se7k_CT "WR Temperatur Gehäuse [%.2f C]" (se7k) { channel="modbus:inverter-three-phase:bridge:40069:deviceInformation#cabinet-temperature" }
// Heat Sink Temperature
Number:Temperature se7k_HST "WR Temperatur Kühlkorper [%.2f C]" (se7k) { channel="modbus:inverter-three-phase:bridge:40069:deviceInformation#heatsink-temperature" }
// Transformer Temperature
Number:Temperature se7k_TT "WR Temperatur Transformer [%.2f C]" (se7k) { channel="modbus:inverter-three-phase:bridge:40069:deviceInformation#transformer-temperature" }
// Other Temperature
Number:Temperature se7k_OT "WR Temperatur Other [%.2f C]" (se7k) { channel="modbus:inverter-three-phase:bridge:40069:deviceInformation#other-temperature" }
Part of power meter item file:
Number:ElectricPotential se7km_VoltLL "SM Spannung L-L (MW alle Phasen) [%.2f V]" (se7km) { channel="modbus:meter-wye-phase:bridge:40188:acGeneral#ac-average-voltage-to-next" }
Number:ElectricPotential se7km_VoltAB "SM Spannung Ph.A-B [%.2f V]" (se7km) { channel="modbus:meter-wye-phase:bridge:40188:acPhaseA#ac-voltage-to-next" }
Number:ElectricPotential se7km_VoltBC "SM Spannung Ph.B-C [%.2f V]" (se7km) { channel="modbus:meter-wye-phase:bridge:40188:acPhaseB#ac-voltage-to-next" }
Number:ElectricPotential se7km_VoltCA "SM Spannung Ph.C-A [%.2f V]" (se7km) { channel="modbus:meter-wye-phase:bridge:40188:acPhaseC#ac-voltage-to-next" }
Number:Energy se7km_VARhQ1 "SM Bezugszähler Q1 reaktive Energie (Summe alle Phasen) [%.2f kVARh]" (se7km) { channel="modbus:meter-wye-phase:bridge:40188:acGeneral#ac-total-imported-reactive-energy-q1" }
Number:Energy se7km_VARhQ1A "SM Bezugszähler Q1 reaktive Energie Ph.A [%.2f kVARh]" (se7km) { channel="modbus:meter-wye-phase:bridge:40188:acPhaseA#ac-imported-reactive-energy-q1" }
Number:Energy se7km_VARhQ1B "SM Bezugszähler Q1 reaktive Energie Ph.B [%.2f kVARh]" (se7km) { channel="modbus:meter-wye-phase:bridge:40188:acPhaseB#ac-imported-reactive-energy-q1" }
Number:Energy se7km_VARhQ1C "SM Bezugszähler Q1 reaktive Energie Ph.C [%.2f kVARh]" (se7km) { channel="modbus:meter-wye-phase:bridge:40188:acPhaseC#ac-imported-reactive-energy-q1" }
Number:Energy se7km_VARhQ2 "SM Bezugszähler Q2 reaktive Energie (Summe alle Phasen) [%.2f kVARh]" (se7km) { channel="modbus:meter-wye-phase:bridge:40188:acGeneral#ac-total-imported-reactive-energy-q2" }
Number:Energy se7km_VARhQ2A "SM Bezugszähler Q2 reaktive Energie Ph.A [%.2f kVARh]" (se7km) { channel="modbus:meter-wye-phase:bridge:40188:acPhaseA#ac-imported-reactive-energy-q2" }
Number:Energy se7km_VARhQ2B "SM Bezugszähler Q2 reaktive Energie Ph.B [%.2f kVARh]" (se7km) { channel="modbus:meter-wye-phase:bridge:40188:acPhaseB#ac-imported-reactive-energy-q2" }
Number:Energy se7km_VARhQ2C "SM Bezugszähler Q2 reaktive Energie Ph.C [%.2f kVARh]" (se7km) { channel="modbus:meter-wye-phase:bridge:40188:acPhaseC#ac-imported-reactive-energy-q2" }
Number:Energy se7km_VARhQ3 "SM Einpeisezähler Q3 reaktive Energie (Summe alle Phasen) [%.2f kVARh]" (se7km) { channel="modbus:meter-wye-phase:bridge:40188:acGeneral#ac-total-exported-reactive-energy-q3" }
Number:Energy se7km_VARhQ3A "SM Einpeisezähler Q3 reaktive Energie Ph.A [%.2f kVARh]" (se7km) { channel="modbus:meter-wye-phase:bridge:40188:acPhaseA#ac-exported-reactive-energy-q3" }
Number:Energy se7km_VARhQ3B "SM Einpeisezähler Q3 reaktive Energie Ph.B [%.2f kVARh]" (se7km) { channel="modbus:meter-wye-phase:bridge:40188:acPhaseB#ac-exported-reactive-energy-q3" }
Number:Energy se7km_VARhQ3C "SM Einpeisezähler Q3 reaktive Energie Ph.C [%.2f kVARh]" (se7km) { channel="modbus:meter-wye-phase:bridge:40188:acPhaseC#ac-exported-reactive-energy-q3" }
Number:Energy se7km_VARhQ4 "SM Einpeisezähler Q4 reaktive Energie (Summe alle Phasen) [%.2f kVARh]" (se7km) { channel="modbus:meter-wye-phase:bridge:40188:acGeneral#ac-total-exported-reactive-energy-q4" }
Number:Energy se7km_VARhQ4A "SM Einpeisezähler Q4 reaktive Energie Ph.A [%.2f kVARh]" (se7km) { channel="modbus:meter-wye-phase:bridge:40188:acPhaseA#ac-exported-reactive-energy-q4" }
Number:Energy se7km_VARhQ4B "SM Einpeisezähler Q4 reaktive Energie Ph.B [%.2f kVARh]" (se7km) { channel="modbus:meter-wye-phase:bridge:40188:acPhaseB#ac-exported-reactive-energy-q4" }
Number:Energy se7km_VARhQ4C "SM Einpeisezähler Q4 reaktive Energie Ph.C [%.2f kVARh]" (se7km) { channel="modbus:meter-wye-phase:bridge:40188:acPhaseC#ac-exported-reactive-energy-q4" }