Vacuum thermocouple with ISO 8434 screw connection
Vacuum thermocouples are suitable for use in vacuum processes with overpressures ranging from 10⁻⁴ mbar to 20 bar, such as vacuum brazing or hardening processes.
Scope of Application
Designed for vacuum applications with 24° cone connections in accordance with ISO 8434 Series S, DN 25, up to a maximum gauge pressure of 21 bar. The standard maximum leak rate is 10-07 mbar × l/s.
Specifications
The specification is structured as follows:
| 8 | - | 20 | XX | TT | - | LLLL | SW41 | A |
| 8 | Thermocouple | ||||||||||
| 20 | Compressive strength up to
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| XX | Number of installed thermocouples + empty test tube | ||||||||||
| TT | Thermocouple Type
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| LLLL | Nominal length in mm from 0400 to 1600 | ||||||||||
| PPP | Process connection
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| A | Optionally available with a calibration certificate in accordance with the current AMS 2750 / CQI-9 standard |
Example
| 8 | - | 20 | 03 | 01 | - | 0700 | SW41 |
Vacuum thermocouple with a DIN 2353 DN 25 screw connection as the process connection, 2 Type S thermocouples, and a nominal length of 700 mm
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