ISIS (Integrated Standby Instrument System)

Question 1

Maximum duration of ISIS when operating on batteries only is ___________ minutes.

Answer 1

40 minutes

Question 2

Note: The maximum duration of battery power can be extended to _______ minutes if the _______ is turned off when not operating in icing conditions.

Answer 2

45 minutes

Pitot 3 Sensor Heating Button

Question 3

Note: Airplane must not _________ during power-up initialization. Do not _______ in turning flight.

Answer 3

be moved

cage attitude

Question 4

Note: For the EMB-145 XR Model, the ISIS relies on _____ VDC power, provided by the ___________. In case of electrical emergency, it will operate soley on the airplane batteries for approximately _________ minutes.

Answer 4

28 VDC
Backup Hot Bus
240 minutes