Schneider Easy Altivar ATV610 / ATV310, Altivar ATV950, ATV31C & ATV Solar Drive
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Jul 17, 2024 6:13 am
Cause : Thermal sensor error on AI4 comes when the thermal monitoring function has detected an error of the thermal sensor connected to the analog input AI4.
"T4CF" fault in Schneider ATV610 drive indicate Thermal sensor error on AI4. This means a "short circuit" or "open circuit" condition on terminal AI4.
- Verify the sensor and its wiring.
- Replace the sensor.
- Verify the setting of "AI4 Type" AI4T parameter.
