EN 50446:2006

1 Scope
2 Normative references
3 Thermocouples, dimensions and description
4 Straight thermocouples with metal protection tube
5 Straight thermocouples with ceramic protection tube
6 Metal protection tubes, dimensions and description
7 Ceramic protection tubes, dimensions and description
8 Lock rings
9 Connection heads
10 Stop flanges and counter flanges
11 Threaded bushings
Annex A (informative) Remarks on the selection and operation of
        protection tubes

This standard applies to straight thermocouples for the nominal pressure level PN 1, which are made of standardized components (connection head, protection tube and thermocouple(s)). Details regarding the operational areas of the thermocouples and the use of protection tubes are part of this standard. Connection heads as well as stop flanges and threaded bushings for the mounting of the thermocouples are also part of this standard. Special designs are to be agreed upon between manufacturer and user.