Advanced diagnostics can provide significant improvements in process safety and availability. These diagnostics when combined with open digital protocols and asset management software, allows users to reduce time to repair by speeding troubleshooting. This will help in reducing unscheduled shutdowns and reduce the risk of onscale failure. Modern smart transmitters can include extensive diagnostic capabilities that allow the user to quickly isolate the source of any problem. To receive maximum benefit of advanced diagnostics, users need to ensure that they use open protocols and gain experience with asset management software.