Alarm Input
When a valid level is delivered into a DI port, an alarm is raised. You can set the
alarm name and severity.
Step 1 Choose Settings > DI and associate alarms with DI ports.
Parameter Description
Activation status If this parameter is set to Activated for a DI port, you
can set the function of the DI port. Otherwise, you
cannot set the function of the DI port.
Dry contact status Species the valid input status of a DI port.
Alarm generation Species whether to allow alarm generation.
Alarm severity Species the alarm severity.
Trigger shutdown Species whether to deliver a solar inverter remote
shutdown command.
Trigger startup Species whether to deliver a solar inverter remote
startup command.
Alarm name Species the alarm name.
Startup delay Species the delay time for the automatic startup of
the solar inverter after Trigger startup is set to
Enable.
----End
8.6 How Do I Use DO Ports?
The SmartLogger provides two DO ports, which support the reset of external
routers, audible and visual alarming for grounding faults, and output of correlated
alarms.
Before setting the corresponding function, ensure that the DO port is not set for
other purposes. Otherwise, the setting will fail.
Resetting an External Router
Connect one DC power cable of the 3G router to a DO port on the SmartLogger,
and power on or o the wireless module by connecting or disconnecting the DO
dry contact to control the reset of the 3G router.
Step 1 Cut
o a DC power cable of the router, and connect the DC power cable to a DO
port on the SmartLogger.
SmartLogger3000
User Manual 8 FAQ
Issue 10 (2022-08-20) Copyright © Huawei Technologies Co., Ltd. 262
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