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The In-line is a weld-in thermowell pre-welded into its own pipe section for small hygienic pipes. The sensor pocket sits in a pressure-tested pipe piece with orbital-weldable ends – the Quick Connect coupling on top takes the sensor head with measuring insert.
The pocket is factory-welded into the pipe section and pressure tested to 40 bar – strength tested with the sensor head mounted. Both the pocket and the pipe section are verified to the specified surface finish before they are welded together, and the documentation follows the finished assembly. The pipe ends are ready for orbital welding, so no certified weld or radiographic testing is needed at the installation site. Each piece carries an engraved HEAT number for traceability.
The bayonet coupling releases the head with the measuring insert – type RT-BCQ-IN – while the pocket stays welded in the line. Replacement and calibration happen without opening the process.
Standard thermowells rarely fit small hygienic pipes. The In-line integrates the pocket in pipe dimensions 3/4″ (DN20) and 1″ (DN25) as standard – other sizes from ¼” to DN50 on request – with all parts in stainless steel EN 1.4404 (AISI 316L). Part of the Quick Connect program.
| Type | Inline weld-in thermowell |
|---|---|
| Delivery form | Sensor pocket pre-welded into its own pipe section; pressure tested and ready for orbital welding |
| Pipe diameter | 3/4″ (DN20) or 1″ (DN25) as standard; ¼” to DN50 on request |
| Length L1 | 50 mm; special on request |
| Length L2 | 90 mm; special on request |
| Material | Stainless steel EN 1.4404 (AISI 316L); special on request |
| Surface finish | Wetted parts: mechanically polished to Ra < 0.65 µm |
| Pressure | Tested up to 40 bar; strength tested with the sensor head mounted |
| Sensor mounting | Quick connect (bayonet coupling); takes the head with measuring insert RT-BCQ-IN |
| Traceability | Engraved HEAT number |
| Certificates | Available: inspection certificate to EN 10204 3.1, certificate of origin, certificate of conformity, test report to EN 10204 2.2; surface roughness on request |