Fonrich FR-DCMG-MMPY, Руководство пользователя

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HV：Keep
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SV：Software version number
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ST：Keep
Alarm status display interface
Alarm messages can be cleared remotely and manually. Manual clearing requires
long-pressing the host's "ESC" key for 2 seconds, remote clearing requires writing "1" to
register 0x0079 to clear. If an arc alarm occurs, it must be cleared manually or remotely.
Restarting the host will still display the alarm message.
Channel arc fault alarm interface
After the DC arc sensor detects the occurrence of a fault arc, the alarm information
interface of the host is as shown below.
In the figure above: "02" means channel arc fault alarm, and "4" means that the fault
arc alarm channel is 4.
Fault alarm clear interface
The host sends an alarm when it detects a fault, and the user can choose to handle it
locally or remotely. By long-pressing the "ESC" key for about 2 seconds locally, the