System Description
X
TRA Operator’s Manual 20077/021 US 3-13
Quality Control Indicators
Hematocrit Indicator
The hematocrit indicator provides information on blood concentration in the inlet line (during the Fill
phase) and in the outlet line (during the Empty phase) (see Figure 3-18).
Figure 3-18 Location of the Hematocrit and Waste Line Color Indicators
Waste Line Color Indicator
The Waste Line Color indicator provides information on the washing quality by measuring the color of
the waste line, indicative of the residual waste products still present in the supernatant (see
Figure 3-18).
XVAC Vacuum Module (Option)
The XVAC is an optional vacuum module that can only be used as an accessory to the XTRA device. It is
integrated in the design of the system and operated by the user interface of the machine.The vacuum
module includes a vacuum pump, filter, and vacuum overflow trap.The vacuum tubing connects to the
vacuum overflow trap located on the rear of the machine (see Figure 3-19).
Figure 3-19 Left: Vacuum Module | Right: Integrated Vacuum Module
The vacuum module can be fixed/unfixed from the XTRA cart by means of a screw located in the
bottom rear part of the cart (see Figure 3-20).
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1 Hematocrit Indicator 2 Waste Line Color Indicator
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