This multi-functional pneumatic test system can measure 28 different test parameters and graph date in real-time. It's easy operation, rugged design and mounting options make the Certifier Plus Flow Analyzer ideal for use in field service, biomedical shops and manufacturing. Lithium Ion Batteries The model 4089 Certifier Plus Interface Module utilizes a 4-cell lithium ion battery pack which can provide up to 8 hours of continuous operation from a full charge. The battery pack is calibrated and installed into the 4089 Interface Module at. High Flow Module, to work with the Certifier™ FA+ Interface Display Module 4088 Range: -200 to 300 Standard L/min Gas Calibrations: Air, Oxygen, Air/Oxygen Mix, Nitrogen, CO 2 The Certifier™ Plus High Flow Module 4081 is one half of the Certifier™ Plus Test Systems 4080-S and 4080-F and. The micolink is a lightweight protocol customized by MicoAir Tech, prepared for developers who are ready to write their own code to read sensor data. Step1 : Connect the MTF-01 to PC by using the USB to TTL module. The Holybro H-Flow is a compact optical flow and distance sensor module that combines a PixArt PAA3905E1 optical flow sensor, a Broadcom AFBR-S50LV85D distance sensor, and an InvenSense ICM-42688-P.