External Temperature Sensor Defective
Fronius · Perfect Charging
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The external temperature sensor connected to the battery charger is reporting a defect or malfunction. This sensor is crucial for accurate temperature monitoring, which is essential for proper battery charging profiles and safety, preventing over- or under-temperature charging.
Häufige Ursachen
- Physical damage to the external temperature sensor cable or the sensor probe itself.
- Disconnection of the external temperature sensor from its designated input terminals on the charger.
- Internal failure or degradation of the temperature sensor component.
Reparaturschritte & Checkliste
Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.
- 1
Verify the physical connection and wiring integrity of the external temperature sensor and its cable.
- 2
Measure the resistance of the external temperature sensor across its terminals and compare it against the expected resistance curve or specified values for its temperature range.
- 3
Replace the external temperature sensor if it is physically damaged or measures outside the expected resistance range.