The Apex Instruments Model XC-522 is a full featured manual meter console. The Apex Isokinetic Source Sampling Console allows the operator to monitor gas velocities, temperatures, pressures and adjust sample flow rates to maintain isokinetic sampling conditions. Designed with convenient display layout for manual data recording. The lightweight X-case and compact design allows for easy onsite maneuverability. The Apex Instruments Isokinetic Source Sampling Consoles are manufactured to conform to the construction design criteria and specifications cited in U.S. EPA Method 5, Code of Federal Regulations (40 CFR Part 60) and APTD-0581 documents.