20
IMPORTANT:
Before measuring pressure, first verify that the display reads “0” with both
pressure ports open to atmospheric pressure. If necessary, zero the pressure
function using the procedure in the calibration section of this user’s guide.
Positive or Negative Pressure
To measure either positive or negative pressure, attach monitor line tubing to the
“Gauge” port. The “Ref” port must be open to atmosphere.
to positive or negative
Negative Pressure Measurement
pressure source
Differential Pressure Measurement
To measure differential pressure, attach
monitor tubing to the “Gauge” and “Ref”
Luer ports on the pressure sensor
module. Pressure will read positive only
if the greater of the two measurement
points is connected to the “Gauge” port.
In-line and negative pressure adapters,
as well as monitor lines are available as
90XL accessories.
To 90XL Display Module
Open
Transducer Protector
Dialysis Machine
Negative Pressure
Adapter
Artificial Kidney
