![]() Why hasn’t video been applied more widely in process monitoring applications and what additional value could be delivered?Ī camera image on an HMI screen can be used to verify that certain operations are actually being performed-such as an operator adding ingredients to a batch reactor. Granted, there are limited applications, such as a flare stack camera or a camera in the shipping area. You can see it.Ĭamera monitoring of process control is relatively rare. That way, you don’t have to wonder what’s happening at the process unit. But there is a third way: Watching the process via camera monitors that put images directly on the HMI screen (Figure 1) or onto a cell phone or PDA. Today, there are two primary ways to monitor a process: in person, by walking around the plant, or from a control room via an HMI screen. ![]() That’s like watching readouts on an HMI screen-what’s really happening out there? Why not cut to the chase and see what’s going on? Maybe they don’t trust their own interpretation of what they see, and need to have it explained. ![]() ![]() We’ve probably all used each of these methods at one time or another some fans even combine a couple of methods such as bringing a radio to the game to hear the announcers describe what they are seeing. There are three primary ways to enjoy a baseball game: view it in person, watch it on TV or listen to it on the radio. ![]()
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