Welch Allyn PROPAQ CS Service Manual page 121

Service Manual
NIBP PNEUMATICS AT REST BETWEEN MEASUREMENTS
CUFF
TO DAP A-D
CONVERTER
PRIMARY
TRANSDUCER
SERVO
(LINEAR)
VALVE
CLOSED
DUMP
VALVE
OPEN
SECONDARY
TRANSDUCER
TO DCP A-D
CONVERTER
ATMOSPHERIC PRESSURE
INCREASING PRESSURE (INFLATION)
DECREASING PRESSURE (DEFLATION)
PRESSURIZED (TARGET REACHED)
NIBP PNEUMATICS DURING PUMP UP TO TARGET PRESSURE
CUFF
BLEED
VALVE
PUMP
OPEN
OFF
0696-62
TO DAP A-D
CONVERTER
PRIMARY
TRANSDUCER
SERVO
(LINEAR)
VALVE
PARTIALLY
OPEN
DUMP
VALVE
CLOSED
SECONDARY
TRANSDUCER
TO DCP A-D
CONVERTER
ATMOSPHERIC PRESSURE
INCREASING PRESSURE (INFLATION)
DECREASING PRESSURE (DEFLATION)
PRESSURIZED (TARGET REACHED)
Technical overview 117
BLEED
VALVE
PUMP
CLOSED
ON
0696-63