Merge pull request #2072 from TCWORLD/fix-x3pro-temperature

Fix scaling of SolaX X3 G4-Pro Inverter Temperature (protocol≥100)

Author: wills106

custom_components/solax_modbus/plugin_solax.py

@@ -6341,12 +6341,26 @@ def value_function_battery_voltage_cell_difference(initval: int, descr: Any, dat
         device_class=SensorDeviceClass.TEMPERATURE,
         state_class=SensorStateClass.MEASUREMENT,
         register=0x8,
+        modbus_max=99,
         register_type=REG_INPUT,
         scale=0.1,
         register_data_type=REGISTER_S16,
         allowedtypes=AC | HYBRID | GEN5 | GEN6 | X3,
         entity_category=EntityCategory.DIAGNOSTIC,
     ),
+    SolaXModbusSensorEntityDescription(
+        name="Inverter Temperature",
+        key="inverter_temperature",
+        native_unit_of_measurement=UnitOfTemperature.CELSIUS,
+        device_class=SensorDeviceClass.TEMPERATURE,
+        state_class=SensorStateClass.MEASUREMENT,
+        register=0x8,
+        modbus_min=100,  # Technically undocumented, but seems to work fine.
+        register_type=REG_INPUT,
+        register_data_type=REGISTER_S16,
+        allowedtypes=AC | HYBRID | GEN5 | GEN6 | X3,
+        entity_category=EntityCategory.DIAGNOSTIC,
+    ),
     SolaXModbusSensorEntityDescription(
         name="Run Mode",
         key="run_mode",