| Parameter Name | Channel B3 -48V Alarm Mask | 
|---|---|
| Description | This parameter specifies whether to report a supply voltage alarm. When this parameter is set to Open, a supply voltage alarm is reported if the supply voltage of the B3 route -48 V power exceeds the threshold. | 
| GUI Value Range | [Close,Open] | 
| Default Value | Open | 
| Unit | None | 
| Step | - | 
| Modification Rules | None | 
| Configuration Policy | If this parameter is set to Open, a voltage alarm is reported. If this parameter is set to Close, a voltage alarm is not reported. | 
| Recommended Value | Open | 
| Parameter Relationship | None | 
| BSC Feature | None | 
| Parameter Class | Parameters About Equipment | 
| Caution | None |