From a command line on any mcc computer (or signed into facet-srv01) type:
If there are multiple PVs, list them:
caget PVNAME1 PVNAME2
You can also "probe". Type probe at a command prompt (on facet-srv01). The video I linked to explains how to use it.
Of course, there are other ways because people have created screens within facethome to look at them...