The Percussionaire Bronchotron TXP ventilator requires which of the following power sources for conventional operation?
1. 9-V battery
2. Alternating current 120 V
3. 4 AA batteries
4. 30-psi gas source
a. 4 only c. 1, 3, and 4
b. 2 and 4 d. 1, 2, and 3
ANS: C
The Bronchotron is a pneumatic ventilator, requiring only a gas source with a minimum of 30 psi to operate conventionally as well as 4 AA batteries for the frequency counter and a 9-V battery for the low-pressure alarm.
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