HEXING HXE310-KP - 2.6 Low Balance Alarm; 2.6.1 Credit Status Indicator; 2.6.2 Audible Alarm

User manual- HXE310-KP
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2.6 Low balance alarm
To remind customers to recharge the meter in time, the meter provides a credit balance
alarming that functions as both a visual alarm and audible alarm.
2.6.1 Credit status indicator
 Normal credit balance: LED in green
 Credit Balance less than alarm value level 1: LED in red
 Credit Balance less than alarm value level 2: LED in red and flashing
Note：this indicator is also power on indicator
2.6.2 Audible alarm
When the credit balance is less than alarm value level 3, the meter would buzz to indicate that
the customer urgently needs to recharge the meter. Customers are allowed to cancel the
audible alarm by keying in the short code 812. By default to avoid disturbance of customers
during evening hours this audible alarm is suppressed during the hours of 20h00～08h00.
 Cancel the audible alarm.
 Audible alarm already canceled or cannot be canceled