The 2.4G antenna on ECC800 should be installed in ().

• A.RS485 port
• B.RF_ZA wiring port
• C.DO output dry contact
• D.3G/4G antenna interface

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When the mains power is normal, what may the UPS battery in the changing mode perform? (Multiple choice)

• A.Checking Capacity Testing
• B.Equalizing Charge
• C.Float charge
• D.Shallow discharge test

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When installing the power line of UPS5000-E, if the main and side sources are different, you need to remove the bronze plate connecting the bypass and the main circuit first, and then connect the main circuit and the bypass input respectively.

• A.TRUE
• B.FALSE

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On the ECC800-Pro WebUI, which of the following is the first-level menu of the NMS Application?

• A.Maintenance
• B.System Settings
• C.Monitoring
• D.Home

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NetEco6000 management system can realize APP + intelligent inspection, greatly reducing operation and maintenance man-hours.

• A.False
• B.True

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