Breas Medical Nippy 3+, Technical Manual, Page: 10 / 46

8
Diagnostic Screen
This screen shows the following information:-
Box internal temp The internal temperature. If this value rises above
60 degrees, an alarm will be activated.
Blower current Current consumed by the blower
Pressure Error The pressure servo loop error. This should ideally
be close to zero.
PSU Voltage The internal power supply voltage. Nominally 24V
dc
Int. Li. Batt. Vlt. The internal lithium battery voltage, if present.
Nominally 18.75V.
Int. Li. Batt. Curr. Charge or operating current of the internal battery.
Ext. Li. Batt. Vlt. The external lithium battery voltage, if present.
Nominally 18.75V.
Ext. NiMh.Batt.V The external Nickel Metal Hydride battery voltage,
if present. Nominally 24V.
Ext. Pb.Batt.Vlt The external Lead Acid battery voltage, if present.
Nominally 24V.
Ext. Batt. Cur External battery current in Amps. A positive value
represents a charge current and negative
represents discharge. Charging is only possible for
Lithium batteries.
Charge Voltage Battery charging voltage. 20.5V fully charged.