AMS Device Manager allows easy access to powerful device diagnostics for configuration, calibration, and documentation of the operating characteristics of HART and Foundation fieldbus Fisher FIELDVUE digital valve controllers. Using the ValveLink SNAP-ON application, you can obtain valve diagnostics needed to solve problems before they affect the process. The ValveLink SNAP-ON application’s diagnostic capabilities permit you to select only those control valves that need to be rebuilt during plant turnarounds to optimize use of your valuable maintenance resources.