Podcast
Questions and Answers
What is the recommended replacement interval for the battery in the Sentinel?
What is the recommended replacement interval for the battery in the Sentinel?
- Every 24 months
- Every 12 months
- Every 3 months
- Every 6 months (correct)
What is the purpose of the pressure relief valve in the breathing circuit?
What is the purpose of the pressure relief valve in the breathing circuit?
- To prevent ambient air from entering the system
- To open when the pressure is between +20 and +50 mm of pressure (correct)
- To maintain a constant pressure
- To connect the BG-4 apparatus to the RZ-25 tester
What is the correct reading on the pressure gauge during the exhalation valve test if the valve is operating properly?
What is the correct reading on the pressure gauge during the exhalation valve test if the valve is operating properly?
- 0 embar
- -10 embar (correct)
- +20 embar
- +10 embar
What type of lubricant is recommended for O-rings in the breathing circuit?
What type of lubricant is recommended for O-rings in the breathing circuit?
What is the maximum permissible pressure change during the positive pressure leak test within 1 minute?
What is the maximum permissible pressure change during the positive pressure leak test within 1 minute?
What is the approved cartridge type for the BG-4 apparatus?
What is the approved cartridge type for the BG-4 apparatus?
What is the volume of the breathing bag in the BG-4 apparatus?
What is the volume of the breathing bag in the BG-4 apparatus?
What is the minimum flow rate provided by the minimum valve?
What is the minimum flow rate provided by the minimum valve?
How often should the supply of oxygen gas on the Sentinel be checked?
How often should the supply of oxygen gas on the Sentinel be checked?
What is the pressure range for medium pressure in the BG-4 apparatus?
What is the pressure range for medium pressure in the BG-4 apparatus?
What should be done with the belt and harness before storage?
What should be done with the belt and harness before storage?
What happens when the pressure drops to approximately 700 psi?
What happens when the pressure drops to approximately 700 psi?
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