Error 20 Device monitoring
Error: 20.1 (1401hex | 5121dec) Description: Supply voltage error | ||
|---|---|---|
| Response: Remote – critical error with self-reset | |
Cause | Measure | |
Internal electronics supply voltage or externally connected DC 24 V supply voltage not within permitted voltage range. | – Check the voltage level of the external DC 24 V supply voltage and check for correct connection. – Acknowledge the error. – If the error occurs repeatedly, contact SEW‑EURODRIVE Service. | |
24 V power supply unit overloaded. | Check the project planning for the power demand. | |
Error: 20.8 (1408hex | 5128dec) Description: Fan – warning | ||
|---|---|---|
| Response: Remote – warning with self-reset | |
Cause | Measure | |
The function of the fan is impaired. | – Check fan for contamination. – If the warning occurs repeatedly, contact SEW‑EURODRIVE Service. | |
Error: 20.9 (1409hex | 5129dec) Description: Fan – error | ||
|---|---|---|
| Response: Remote – standard error | |
Cause | Measure | |
The fan is defective. | Contact SEW-EURODRIVE Service. | |
