TSI Incorporated Certifier FA Plus - Figure 11. Installing a Flow Module into the Circuit for Measuring Bi-Directional Flow (Flow Direction Arrow Should be Towards Test Lung)

12 Certifier
®
FA Plus Test System
4. Install the flow module into the test circuit. Align the flow direction arrow on the flow
module with the positive direction of flow through the circuit; for ventilator testing the
arrow should point towards the test lung or away from the “To Patient” port on the
ventilator.
Figure 11. Installing a Flow Module into the Circuit for Measuring
Bi-directional Flow
(flow direction Arrow should be towards test lung)