Huawei SmartLogger3000 User Manual page 170

SmartLogger3000
User Manual
Resetting an External Router
Connect one DC power cable of the 3G router to a DO port on the SmartLogger, and power
on or off the wireless module by connecting or disconnecting the DO dry contact to control
the reset of the 3G router.
Step 1 Cut off a DC power cable of the router, and connect the DC power cable to a DO port on the
SmartLogger.
Figure 8-5 Connecting to a DO port
Step 2 Choose Settings > Other parameters and set Reset the external router to the DO port.
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Audible and Visual Alarm for Grounding Fault
Connect one DC power cable of the audible and visual alarm to a DO port on the
SmartLogger, and power on or off the audible and visual alarm by connecting or
disconnecting the DO dry contact to implement audible and visual alarming for grounding
faults.
Step 1 Connect one DC power cable of the audible and visual alarm to the DO port (COM/NO) on
the SmartLogger.
Step 2 Choose Settings > Alarm Output and associate Low Insulation Resistance with the DO
port.
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Alarm Output
After a solar inverter alarm is associated with a DO port, the alarm signal is delivered from
the DO port when the solar inverter raises the alarm.
Step 1 Choose Settings > Alarm Output and associate solar inverter alarms with the DO port.
Issue 03 (2020-01-10)
If the SmartLogger is restarted or powered off after the function is enabled, the DO port status may
change and the alarm output may be abnormal.
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