Chauvin Arnoux C.A 6549 Manual De Instrucciones página 67

ALARM Indicates that the alarm is enabled. An audible alarm will be emitted if the value measured
is below the limit value defi ned in the SET-UP menu.
Indicates the battery charge condition (see § 8.1.1).
Voltage generated dangerous, U > 120V .
DC
External voltage present, U > 25 VRMS
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