Grouping values and limit values freely set, with automatically saving function in case of power cut; the instrument can save 20 different Settings.

分档、超限判断可自由设定，掉电自动保存，仪器能同时保存20组数据，使用时只要调出其中一组即可。

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It has the automatic protection Settings, even after the power failure can also save operation parameters and alarm records.

设置参数自动保护，即使停电后也可以保存运行参数和告警记录。

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