According to IEC60335-2-11:1993 fig 101 and IEC60335-2-6:1997 fig 104, such as requirements preconditioning of household and similar electrical appliances drum dryers and in vertical ranges, hobs, ovens and other were surface temperature rise measurement.
Standard:
IEC 60335-2-11 “Elektrische Haushaltsgeräte und ähnliche Geräte – Sicherheit – Teil 2-11: Besondere Anforderungen an Wäschetrockner” Abb. 101
IEC 60335-2-6 “Household and similar electrical appliances – Safety – Part 2-6: Particular requirements for stationary cooking ranges, hobs, ovens and similar appliances” fig 104
IEC 60584-1 “Thermoelemente – Teil 1: EMK-Spezifikationen und Toleranzen”
IEC 60335-2-11 Prüfsonde zur Messung von Oberflächentemperaturen
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