Sumitomo E1 fault code meaning
Sumitomo / E1
Series: HF-320α, SF-320α
Flowing out of excess number of digits
AC drive
Meaning: The numeric value displayed (e.g., frequency) has a larger number of digits than the display panel. (The number next to the E refers to the excess number of digits.) | When a frequency is displayed, decrease the setting of F702 (free unit).
Possible causes
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