Trace & Trend; Pressure Limit Controller - Dräger Narkomed 2B Service Manual

PMC PROCEDURE (continued)
6.26 TRACE & TREND
( ) 6.26.1 Trace:
( ) 6.26.2 Trend:
NOTE: Information must be available in order to be displayed.
6.26.2.1
6.27 PRESSURE LIMIT CONTROLLER (AV-2, or optional PLC, if applicable)
6.27.1 Turn the ventilator ON.
6.27.2 Set the Inspiratory Flow to the bottom of the low range.
6.27.3 Set the oxygen flow rate to 4 l/min.
6.27.4 Set the Pressure Limit Control to the MAX position.
6.27.5 Occlude the Y-piece with your thumb.
( ) 6.27.6 Slowly increase the Inspiratory Flow setting until a peak pressure of 80
cm H
6.27.7 Set the Pressure Limit Control to 30.
( ) 6.27.8 What is the peak pressure? ___ cm H
6.27.9 Set the Pressure Limit Control to the Min position.
( ) 6.27.10 What is the peak pressure? ___ cm H
6.27.11 Remove your thumb from the Y-piece.
6.27.12 Set the Inspiratory Flow to the maximum of the LOW zone.
6.27.13 Close the oxygen flow control valve.
6.27.14 Turn the ventilator OFF.
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Press the TRACE key and verify that the lower half of the
alarm CRT displays the Breathing Pressure waveform.
Press the TREND key and verify that the lower half of the
alarm CRT can selectively display percent oxygen, breaths
per minute, and minute volume.
Turn the ventilator OFF.
O is achieved.
2
6-58
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O (27-33)
2
O (<15)
2
NM2B
Rev. Y