Die Modbus-Ansteuerung vom Huawei Sun2000 Wechselrichter ist über TCP etwas speziell, da nach öffnen des TCP-Ports noch eine Pause eingehalten werden muss, da sonst keine Daten zurück geliefert werden. Auch wird nicht jede Modbus-TCP-Anfrage mit den angeforderten Registern beantwortet. Daher funktioniert die Kommunikation über den normalen Modbus-Adapter im ioBroker nicht.
Um die verfügbaren Register in den ioBroker zu bekommen hab ich ein js-script geschrieben, dass die Abfrage der Register über TCP macht und die Daten entsprechend parsed. Man braucht dafür im IOBroker nur die ScriptEngine und muss in deren Settings noch die modbus-serial hinzufügen. Danach legt das Script einen großen Satz an Objekten an und aktualisiert die regelmäßig (ca. 2x die Minute). Es werden nur Register gelesen - das Schreiben von Registern ist nicht eingebaut (und bei mir gerade auch nicht nötig). Damit die Netzwerkpakete möglichst groß sind werden die Registern in Blöcken abgefragt.
Wer möchte kann das Script gerne nutzen. . Einfach IP, Batteriekonfiguration und die Modbus-IDs eintragen und ausführen. Wer es ändern möchte darf dies auch gerne tun - es freut aber sicher alle ioBroker-Nutzer wenn ihr Änderungen auch wieder veröffentlicht.
Falls jemand noch eine Idee hat, wie man den Huawei File-transfer über Modbus implementieren kann (mit deren speziellem function-code 0x41), würde ich mich freuen. Der fehlt leider damit die Optimierer ihre Echtzeit-Daten in den IOBroker liefern können...
der Kachel
// License: Beerware! Do what ever you like with this, but I'm not liable for anything that you do with it.
// If you like this code, feel free to buy me a beer ...
// Have fun with it! der Kachel
var ModbusRTU = require("modbus-serial");
var client = new ModbusRTU();
var modbusErrorMessages = [
"Unknown error",
"Illegal function (device does not support this read/write function)",
"Illegal data address (register not supported by device)",
"Illegal data value (value cannot be written to this register)",
"Slave device failure (device reports internal error)",
"Acknowledge (requested data will be available later)",
"Slave device busy (retry request again later)"
];
// open connection to a tcp line
client.setTimeout(10000);
// Enter your inverter modbus IP and port here:
client.connectTCP("$$$ADD.YOUR.IP.HERE$$$", { port: 502 });
// Enter the Modbus-IDs of your Sun2000 inverters here:
const ModBusIDs = [16, 1];
// On which Modbus-ID can we reach the power meter? (via Sun2000!)
const PowerMeterID = 0;
// Enter your battery stack setup. 2 dimensional array.
// e.g. [[3, 2], [3, 0]] means:
// First inverter has two battery stacks with 3 + 2 battery modules
// while second inverter has only one battery stack with 3 battery modules
const BatteryUnits = [[3, 0], [3, 0]];
// These register spaces need to be read:
const RegisterSpacesToReadContinuously = [[30000, 81], [37100, 114], [32000, 116], [37000, 68], [37700, 100], [37800, 100], [38200, 100], [38300, 100], [38400, 100], [35300, 40]];
var RegisterSpacesToReadContinuouslyPtr = 0;
var GlobalDataBuffer = new Array(2);
for(var i=0; i<ModBusIDs.length; i++) {
GlobalDataBuffer[i] = new Array(50000); // not optimized....
}
// ---------------------------------------------------------------
// Some helper functions:
function readUnsignedInt16(array) {
var value = array[0];
return value;
}
function readUnsignedInt32(array) {
var value = array[0] * 256 * 256 + array[1];
return value;
}
function readSignedInt16(array) {
var value = 0;
if (array[0] > 32767)
value = array[0] - 65535;
else
value = array[0];
return value;
}
function readSignedInt32(array) {
var value = 0;
for (var i = 0; i < 2; i++) {
value = (value << 16) | array[i];
}
return value;
}
function getU16(dataarray, index) {
var value = readUnsignedInt16(dataarray.slice(index, index+1));
return value;
}
function getU32(dataarray, index) {
var value = readUnsignedInt32(dataarray.slice(index, index+2));
return value;
}
function getI16(dataarray, index) {
var value = readSignedInt16(dataarray.slice(index, index+1));
return value;
}
function getI32(dataarray, index) {
var value = readSignedInt32(dataarray.slice(index, index+2));
return value;
}
function getString(dataarray, index, length) {
var shortarray = dataarray.slice(index, index+length);
var bytearray = [];
for(var i = 0; i < length; i++) {
bytearray.push(dataarray[index+i] >> 8);
bytearray.push(dataarray[index+i] & 0xff);
}
var value = String.fromCharCode.apply(null, bytearray);
return value;
}
function getZeroTerminatedString(dataarray, index, length) {
var shortarray = dataarray.slice(index, index+length);
var bytearray = [];
for(var i = 0; i < length; i++) {
bytearray.push(dataarray[index+i] >> 8);
bytearray.push(dataarray[index+i] & 0xff);
}
var value = String.fromCharCode.apply(null, bytearray);
var value2 = new String(value).trim();
return value2;
}
function forcesetState(objectname, value, options) {
if(!existsState(objectname)) {
createState(objectname, value, options);
}
else {
setState(objectname, value);
}
}
// ---------------------------------------------------------------
// Functions to map registers into ioBreaker objects:
function processOptimizers(id) {
forcesetState("Solarpower.Huawei.Inverter." + id + ".OptimizerTotalNumber", getU16(GlobalDataBuffer[id-1], 35200), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".OptimizerOnlineNumber", getU16(GlobalDataBuffer[id-1], 35201), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".OptimizerFeatureData", getU16(GlobalDataBuffer[id-1], 35202), {name: "", unit: ""});
}
function processInverterPowerAdjustments(id) {
forcesetState("Solarpower.Huawei.Inverter." + id + ".ActiveAdjustement.ActiveAdjustementMode", getU16(GlobalDataBuffer[id-1], 35300), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".ActiveAdjustement.ActiveAdjustementValue", getU32(GlobalDataBuffer[id-1], 35301), {name: "", unit: ""}); // Note: This might be an error in the manual. It says register 35302 with quantity 2, but on 35303 is already the next value.
forcesetState("Solarpower.Huawei.Inverter." + id + ".ActiveAdjustement.ActiveAdjustementCommand", getU16(GlobalDataBuffer[id-1], 35303), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".ActiveAdjustement.ReactiveAdjustementMode", getU16(GlobalDataBuffer[id-1], 35304), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".ActiveAdjustement.ReactiveAdjustementValue", getU32(GlobalDataBuffer[id-1], 35305), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".ActiveAdjustement.ReactiveAdjustementCommand",getU16(GlobalDataBuffer[id-1], 35307), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".ActiveAdjustement.PowerMeterActivePower", getI32(GlobalDataBuffer[id-1], 35313), {name: "", unit: ""});
}
function processBattery(id) {
// Battery registers 1-15 (Stack 1 related)
if(BatteryUnits[id-1][0] > 0) {
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.1.RunningStatus", getU16(GlobalDataBuffer[id-1], 37000), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.1.ChargeAndDischargePower",getI32(GlobalDataBuffer[id-1], 37001), {name: "Charge and Discharge Power", unit: "W"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.1.BusVoltage", getU16(GlobalDataBuffer[id-1], 37003) / 10, {name: "Busvoltage", unit: "V"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.1.BatterySOC", getU16(GlobalDataBuffer[id-1], 37004) / 10, {name: "Battery SOC", unit: "%"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.1.WorkingMode", getU16(GlobalDataBuffer[id-1], 37006), {name: "Working Mode", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.1.RatedChargePower", getU32(GlobalDataBuffer[id-1], 37007), {name: "", unit: "W"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.1.RatedDischargePower", getU32(GlobalDataBuffer[id-1], 37009), {name: "", unit: "W"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.1.FaultID", getU16(GlobalDataBuffer[id-1], 37014), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.1.CurrentDayChargeCapacity", getU32(GlobalDataBuffer[id-1], 37015) / 100, {name: "", unit: "kWh"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.1.CurrentDayDischargeCapacity", getU32(GlobalDataBuffer[id-1], 37017) / 100, {name: "", unit: "kWh"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.1.BusCurrent", getI16(GlobalDataBuffer[id-1], 37021) / 10, {name: "Buscurrent", unit: "A"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.1.BatteryTemperature", getI16(GlobalDataBuffer[id-1], 37022) / 10, {name: "Battery Temperatue", unit: "°C"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.1.RemainingChargeDischargeTime", getU16(GlobalDataBuffer[id-1], 37025), {name: "", unit: "mins"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.1.DCDCversion", getZeroTerminatedString(GlobalDataBuffer[id-1], 37026, 10), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.1.BMSversion", getZeroTerminatedString(GlobalDataBuffer[id-1], 37036, 10), {name: "", unit: ""});
}
// Battery registers 16+17 (Storage-related)
forcesetState("Solarpower.Huawei.Inverter." + id + ".Battery.MaximumChargePower", getU32(GlobalDataBuffer[id-1], 37046), {name: "", unit: "W"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Battery.MaximumDischargePower", getU32(GlobalDataBuffer[id-1], 37048), {name: "", unit: "W"});
// Battery register 18-20 (Stack 1 related)
if(BatteryUnits[id-1][0] > 0) {
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.1.SN", getZeroTerminatedString(GlobalDataBuffer[id-1], 37052, 10), {name: "Serialnumber", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.1.TotalCharge", getU32(GlobalDataBuffer[id-1], 37066) / 100, {name: "", unit: "kWh"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.1.TotalDischarge", getU32(GlobalDataBuffer[id-1], 37068) / 100, {name: "", unit: "kWh"});
}
// Battery register 21-31 (Stack 2 related)
if(BatteryUnits[id-1][1] > 0) {
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.2.SN", getZeroTerminatedString(GlobalDataBuffer[id-1], 37700, 10), {name: "Serialnumber", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.2.BatterySOC", getU16(GlobalDataBuffer[id-1], 37738) / 10, {name: "", unit: "%"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.2.RunningStatus", getU16(GlobalDataBuffer[id-1], 37741), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.2.ChargeAndDischargePower",getI32(GlobalDataBuffer[id-1], 37743), {name: "", unit: "W"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.2.CurrentDayChargeCapacity", getU32(GlobalDataBuffer[id-1], 37746) / 100, {name: "", unit: "kWh"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.2.CurrentDayDischargeCapacity", getU32(GlobalDataBuffer[id-1], 37748) / 100, {name: "", unit: "kWh"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.2.BusVoltage", getU16(GlobalDataBuffer[id-1], 37750) / 10, {name: "", unit: "V"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.2.BusCurrent", getI16(GlobalDataBuffer[id-1], 37751) / 10, {name: "", unit: "A"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.2.BatteryTemperature", getI16(GlobalDataBuffer[id-1], 37752) / 10, {name: "", unit: "°C"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.2.TotalCharge", getU32(GlobalDataBuffer[id-1], 37753) / 100, {name: "", unit: "kWh"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.2.TotalDischarge", getU32(GlobalDataBuffer[id-1], 37755) / 100, {name: "", unit: "kWh"});
}
// Battery register 32-41 (Storage related)
forcesetState("Solarpower.Huawei.Inverter." + id + ".Battery.RatedCapacity", getU32(GlobalDataBuffer[id-1], 37758) / 1, {name: "", unit: "Wh"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Battery.SOC", getU16(GlobalDataBuffer[id-1], 37760) / 10, {name: "", unit: "%"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Battery.RunningStatus", getU16(GlobalDataBuffer[id-1], 37762) / 1, {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Battery.BusVoltage", getU16(GlobalDataBuffer[id-1], 37763) / 10, {name: "", unit: "V"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Battery.BusCurrent", getI16(GlobalDataBuffer[id-1], 37764) / 10, {name: "", unit: "A"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Battery.ChargeAndDischargePower", getI32(GlobalDataBuffer[id-1], 37765) / 1, {name: "", unit: "W"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Battery.TotalCharge", getU32(GlobalDataBuffer[id-1], 37780) / 100, {name: "", unit: "kWh"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Battery.TotalDischarge", getU32(GlobalDataBuffer[id-1], 37782) / 100, {name: "", unit: "kWh"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Battery.CurrentDayChargeCapacity", getU32(GlobalDataBuffer[id-1], 37784) / 100, {name: "", unit: "kWh"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Battery.CurrentDayDischargeCapacity", getU32(GlobalDataBuffer[id-1], 37786) / 100, {name: "Current DayDiscarge ", unit: "kWh"});
// Battery registers 42+43 (Battery stack related)
if(BatteryUnits[id-1][1] > 0) {
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.2.SoftwareVersion", getZeroTerminatedString(GlobalDataBuffer[id-1], 37814, 8), {name: "Softwareversion", unit: ""});
}
if(BatteryUnits[id-1][0] > 0) {
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack.1.SoftwareVersion", getZeroTerminatedString(GlobalDataBuffer[id-1], 37799, 8), {name: "Softwareversion", unit: ""});
}
// Registers 44 to 98: (Battery pack related)
for(var i = 1; i <= 2; i++){
if(BatteryUnits[id-1][i-1] >= 0) {
for(var j = 1; j <= BatteryUnits[id-1][i-1]; j++) {
//[[38200, 38242, 38284] [38326, 38368, 38410]]; (+42 for each battery pack, +126 for each stack)
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack." + i + ".Battery" + j + ".SN", getZeroTerminatedString(GlobalDataBuffer[id-1], 38200+(i-1)*126+(j-1)*42, 6), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack." + i + ".Battery" + j + ".FirmwareVersion", getZeroTerminatedString(GlobalDataBuffer[id-1], 38210+(i-1)*126+(j-1)*42, 8), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack." + i + ".Battery" + j + ".WorkingStatus", getU16(GlobalDataBuffer[id-1], 38228+(i-1)*126+(j-1)*42), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack." + i + ".Battery" + j + ".BatterySOC", getU16(GlobalDataBuffer[id-1], 38229+(i-1)*126+(j-1)*42) / 10, {name: "", unit: "%"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack." + i + ".Battery" + j + ".ChargeAndDischargePower", getI32(GlobalDataBuffer[id-1], 38233+(i-1)*126+(j-1)*42) / 1000, {name: "", unit: "kW"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack." + i + ".Battery" + j + ".Voltage", getU16(GlobalDataBuffer[id-1], 38235+(i-1)*126+(j-1)*42) / 10, {name: "", unit: "V"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack." + i + ".Battery" + j + ".Current", getI16(GlobalDataBuffer[id-1], 38236+(i-1)*126+(j-1)*42) / 10, {name: "", unit: "A"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack." + i + ".Battery" + j + ".TotalCharge", getU32(GlobalDataBuffer[id-1], 38238+(i-1)*126+(j-1)*42) / 100, {name: "", unit: "kWh"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Batterystack." + i + ".Battery" + j + ".TotalDischarge", getU32(GlobalDataBuffer[id-1], 38240+(i-1)*126+(j-1)*42) / 100, {name: "", unit: "kWh"});
// [[38452, 38454, 38456][38458, 38460, 38462]] ( +2 for each pack, +6 for each stack)
createState("Solarpower.Huawei.Inverter." + id + ".Batterystack." + i + ".Battery" + j + ".MaxTemperature", getI16(GlobalDataBuffer[id-1], 38452+(i-1)*6+(j-1)*2) / 10, {name: "", unit: "°C"});
createState("Solarpower.Huawei.Inverter." + id + ".Batterystack." + i + ".Battery" + j + ".MinTemperature", getI16(GlobalDataBuffer[id-1], 38453+(i-1)*6+(j-1)*2) / 10, {name: "", unit: "°C"});
}
}
}
// Battery registers 110-141 are not supported by this script yet!
}
function ProcessPowerMeterStatus() {
forcesetState("Solarpower.Huawei.Meter.Status", getU16(GlobalDataBuffer[PowerMeterID], 37100), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Meter.VoltageL1", getI32(GlobalDataBuffer[PowerMeterID], 37101) / 10, {name: "", unit: "V"});
forcesetState("Solarpower.Huawei.Meter.VoltageL2", getI32(GlobalDataBuffer[PowerMeterID], 37103) / 10, {name: "", unit: "V"});
forcesetState("Solarpower.Huawei.Meter.VoltageL3", getI32(GlobalDataBuffer[PowerMeterID], 37105) / 10, {name: "", unit: "V"});
forcesetState("Solarpower.Huawei.Meter.CurrentL1", getI32(GlobalDataBuffer[PowerMeterID], 37107) / 100, {name: "", unit: "A"});
forcesetState("Solarpower.Huawei.Meter.CurrentL2", getI32(GlobalDataBuffer[PowerMeterID], 37109) / 100, {name: "", unit: "A"});
forcesetState("Solarpower.Huawei.Meter.CurrentL3", getI32(GlobalDataBuffer[PowerMeterID], 37111) / 100, {name: "", unit: "A"});
forcesetState("Solarpower.Huawei.Meter.ActivePower", getI32(GlobalDataBuffer[PowerMeterID], 37113) / 1, {name: "", unit: "W"});
forcesetState("Solarpower.Huawei.Meter.ReactivePower", getI32(GlobalDataBuffer[PowerMeterID], 37115) / 1, {name: "", unit: "Var"});
forcesetState("Solarpower.Huawei.Meter.PowerFactor", getI16(GlobalDataBuffer[PowerMeterID], 37117) / 1000, {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Meter.GridFrequency", getI16(GlobalDataBuffer[PowerMeterID], 37118) / 100, {name: "", unit: "Hz"});
forcesetState("Solarpower.Huawei.Meter.PositiveActiveEnergy", getI32(GlobalDataBuffer[PowerMeterID], 37119) / 100, {name: "", unit: "kWh"});
forcesetState("Solarpower.Huawei.Meter.ReverseActiveEnergy", getI32(GlobalDataBuffer[PowerMeterID], 37121) / 100, {name: "", unit: "kWh"});
forcesetState("Solarpower.Huawei.Meter.AccumulatedReactivePower", getI32(GlobalDataBuffer[PowerMeterID], 37123) / 100, {name: "", unit: "kVarh"});
forcesetState("Solarpower.Huawei.Meter.MeterType", getU16(GlobalDataBuffer[PowerMeterID], 37125), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Meter.VoltageL1-L2", getI32(GlobalDataBuffer[PowerMeterID], 37126) / 10, {name: "", unit: "V"});
forcesetState("Solarpower.Huawei.Meter.VoltageL2-L3", getI32(GlobalDataBuffer[PowerMeterID], 37128) / 10, {name: "", unit: "V"});
forcesetState("Solarpower.Huawei.Meter.VoltageL3-L1", getI32(GlobalDataBuffer[PowerMeterID], 37130) / 10, {name: "", unit: "V"});
forcesetState("Solarpower.Huawei.Meter.ActivePowerL1", getI32(GlobalDataBuffer[PowerMeterID], 37132) / 1, {name: "", unit: "W"});
forcesetState("Solarpower.Huawei.Meter.ActivePowerL2", getI32(GlobalDataBuffer[PowerMeterID], 37134) / 1, {name: "", unit: "W"});
forcesetState("Solarpower.Huawei.Meter.ActivePowerL3", getI32(GlobalDataBuffer[PowerMeterID], 37136) / 1, {name: "", unit: "W"});
forcesetState("Solarpower.Huawei.Meter.MeterModel", getU16(GlobalDataBuffer[PowerMeterID], 37138), {name: "", unit: ""});
}
function processInverterStatus(id) {
forcesetState("Solarpower.Huawei.Inverter." + id + ".State1", getU16(GlobalDataBuffer[id-1], 32000), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".State2", getU16(GlobalDataBuffer[id-1], 32001), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".State3", getU16(GlobalDataBuffer[id-1], 32002), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Alarm1", getU16(GlobalDataBuffer[id-1], 32008), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Alarm2", getU16(GlobalDataBuffer[id-1], 32009), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Alarm3", getU16(GlobalDataBuffer[id-1], 32010), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".String.1_Voltage", getI16(GlobalDataBuffer[id-1], 32016) / 10 , {name: "", unit: "V"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".String.1_Current", getI16(GlobalDataBuffer[id-1], 32017) / 100 , {name: "", unit: "A"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".String.2_Voltage", getI16(GlobalDataBuffer[id-1], 32018) / 10 , {name: "", unit: "V"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".String.2_Current", getI16(GlobalDataBuffer[id-1], 32019) / 100 , {name: "", unit: "A"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".InputPower", getI32(GlobalDataBuffer[id-1], 32064) / 1000, {name: "", unit: "kW"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Grid.L1-L2_Voltage", getU16(GlobalDataBuffer[id-1], 32066) / 10 , {name: "", unit: "V"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Grid.L2-L3_Voltage", getU16(GlobalDataBuffer[id-1], 32067) / 10 , {name: "", unit: "V"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Grid.L3-L1_Voltage", getU16(GlobalDataBuffer[id-1], 32068) / 10 , {name: "", unit: "V"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Grid.L1_Voltage", getU16(GlobalDataBuffer[id-1], 32069) / 10 , {name: "", unit: "V"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Grid.L2_Voltage", getU16(GlobalDataBuffer[id-1], 32070) / 10 , {name: "", unit: "V"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Grid.L3_Voltage", getU16(GlobalDataBuffer[id-1], 32071) / 10 , {name: "", unit: "V"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Grid.L1_Current", getI32(GlobalDataBuffer[id-1], 32072) / 1000, {name: "", unit: "A"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Grid.L2_Current", getI32(GlobalDataBuffer[id-1], 32074) / 1000, {name: "", unit: "A"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Grid.L3_Current", getI32(GlobalDataBuffer[id-1], 32076) / 1000, {name: "", unit: "A"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".PeakActivePowerDay", getI32(GlobalDataBuffer[id-1], 32078) / 1000, {name: "", unit: "kW"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".ActivePower", getI32(GlobalDataBuffer[id-1], 32080) / 1000, {name: "", unit: "kW"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".ReactivePower", getI32(GlobalDataBuffer[id-1], 32082) / 1000, {name: "", unit: "kVar"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".PowerFactor", getI16(GlobalDataBuffer[id-1], 32084) / 1000, {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".GridFrequency", getU16(GlobalDataBuffer[id-1], 32085) / 100 , {name: "", unit: "Hz"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".Efficiency", getU16(GlobalDataBuffer[id-1], 32086) / 100 , {name: "", unit: "%"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".InternalTemperature", getI16(GlobalDataBuffer[id-1], 32087) / 10 , {name: "", unit: "°C"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".InsulationResistance", getU16(GlobalDataBuffer[id-1], 32088) / 1000, {name: "", unit: "MOhm"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".DeviceStatus", getU16(GlobalDataBuffer[id-1], 32089), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".FaultCode", getU16(GlobalDataBuffer[id-1], 32090), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".StartupTime", getU16(GlobalDataBuffer[id-1], 32091), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".ShutdownTime", getU16(GlobalDataBuffer[id-1], 32093), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".AccomulatedEnergyYield", getU16(GlobalDataBuffer[id-1], 32106), {name: "", unit: "kWh"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".DailyEnergyYield", getU16(GlobalDataBuffer[id-1], 32114), {name: "", unit: "kWh"});
}
function ProcessDeviceInfo(id) {
// Note: Manual says its quantitiy is 15, but that is the number (+1) of 8bit characters
forcesetState("Solarpower.Huawei.Inverter." + id + ".Model", getZeroTerminatedString(GlobalDataBuffer[id-1], 30000, 8), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".SN", getZeroTerminatedString(GlobalDataBuffer[id-1], 30015, 6), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".PN", getZeroTerminatedString(GlobalDataBuffer[id-1], 30025, 6), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".ModelID", getU16(GlobalDataBuffer[id-1], 30070), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".PVStrings", getU16(GlobalDataBuffer[id-1], 30071), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".MPPTrackers", getU16(GlobalDataBuffer[id-1], 30072), {name: "", unit: ""});
forcesetState("Solarpower.Huawei.Inverter." + id + ".MaxRatedPower", getU32(GlobalDataBuffer[id-1], 30073) / 1000, {name: "", unit: "kW"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".MaxActivePower", getU32(GlobalDataBuffer[id-1], 30075) / 1000, {name: "", unit: "kW"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".MaxApparentPower", getU32(GlobalDataBuffer[id-1], 30077) / 1000, {name: "", unit: "kVA"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".MaxReactivePowerToGrid", getI32(GlobalDataBuffer[id-1], 30079) / 1000, {name: "", unit: "kVAr"});
forcesetState("Solarpower.Huawei.Inverter." + id + ".MaxReactivePowerFromGrid", getI32(GlobalDataBuffer[id-1], 30081) / 1000, {name: "", unit: "kVAr"});
}
function readRegisterSpace(id, address, length) {
client.setID(ModBusIDs[id-1]);
client.readHoldingRegisters(address, length, function(err, data) {
if (err) {
console.warn("Error received reading address " + address + " from id: " + ModBusIDs[id-1] + " with error: " + modbusErrorMessages[err.modbusCode]);
}
else
{
console.debug("Read data from id/address " + ModBusIDs[id-1] + "/" + address + "\nData is: " + data.data);
for(var i = 0; i < length; i++) {
GlobalDataBuffer[id-1][address+i] = data.data[i];
}
}
});
}
function processData() {
console.log("Processing new data...");
for(var i = 1; i <= ModBusIDs.length; i++) {
ProcessDeviceInfo(i);
processInverterStatus(i);
processBattery(i);
processInverterPowerAdjustments(i);
processOptimizers(i);
}
ProcessPowerMeterStatus();
console.log("Processing done!");
}
// -------------------------------------------------------------------
// This is the main function triggering a read via modbus-tcp every two seconds.
// Processing of data is triggered as soon as one complete set of registers is copied.
var triggerprocessing = 0;
var currentinverter = 1;
setInterval(function() {
if(triggerprocessing == 1) {
triggerprocessing = 0;
processData();
}
console.log("Triggering read of inverter " + currentinverter + " at address " + RegisterSpacesToReadContinuously[RegisterSpacesToReadContinuouslyPtr][0] + " with length " + RegisterSpacesToReadContinuously[RegisterSpacesToReadContinuouslyPtr][1]);
readRegisterSpace(currentinverter, RegisterSpacesToReadContinuously[RegisterSpacesToReadContinuouslyPtr][0], RegisterSpacesToReadContinuously[RegisterSpacesToReadContinuouslyPtr][1]);
RegisterSpacesToReadContinuouslyPtr++;
if(RegisterSpacesToReadContinuouslyPtr >= RegisterSpacesToReadContinuously.length) {
RegisterSpacesToReadContinuouslyPtr = 0;
currentinverter++
if(currentinverter > ModBusIDs.length){
currentinverter = 1;
triggerprocessing = 1;
}
}
}, 2000);