Modification of the power-off retention attribute of program-scope variables is not permitted (For ER series, version V5.0)

52514

Alarm cause: The power-off retention property of a program-scope variable cannot be modified. This error is also reported if the variable cannot be obtained during the check

Corrective measures: Check whether the program variable's power-off retention attribute has been updated

Applicable equipment

Source: Fault JSON · ESTUN_fault_codes_zh_en.json · SHA-256 e318b3bb20315d070a7f50bd7649bf7dfd7d178030a4f7c736a5aa22f48095f9 · 52514

Brand	ESTUN
Updated	2026-10-27

52514

Modification of the power-off retention attribute of program-scope variables is not permitted (For ER series, version V5.0)

52514

Alarm cause: The power-off retention property of a program-scope variable cannot be modified. This error is also reported if the variable cannot be obtained during the check

Corrective measures: Check whether the program variable's power-off retention attribute has been updated

Applicable equipment

Source: Fault JSON · ESTUN_fault_codes_zh_en.json · SHA-256 e318b3bb20315d070a7f50bd7649bf7dfd7d178030a4f7c736a5aa22f48095f9 · 52514

Brand	ESTUN
Updated	2026-10-27