... class 2 2.Nominal size 63--160mm Applications: For domestic and industrial heating systems, Hot water boilers, Power systemsSpecial Features: 1.Accuracy ... class 22.Nominal size 63, 80, 100 and 1603.Scale ranges ... to 0 ... 200 °CDescription:Bulb:stem removeable, with set crew and with thermowellLength L1= 40, 60, 100, 160, 200, 250, ...