Phoenix Contact 0804542 Various labeling options can be used to identify thermometers, including THERMOMARK products such as E.300 (D) and ROLL 2.0, as well as the Roll X1 model, which also comes in a MASTER version. The mounting type for these labels is adhesive and each set typically contains one individual label with a text field height of 60 mm and width of 40,000 mm.