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3 Product description
WIKA Operating Instructions - Process pressure transmitter CPT-2x
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Fig. 6: Front-flush installation of the measuring cell (example: M30 x 1.5)
1 Measuring cell
2 Seal for the measuring cell
3 Seal for the process fitting
4 Process fitting
5 Diaphragm
The front-flush installation is particularly suitable for applications with
viscous media. The additional, front sealing protects the glass joint
of the measuring cell against chemical attack and the measuring cell
electronics against diffusion of aggressive gases from the process.
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Fig. 7: Front-flush installation of the measuring cell with double seal (example:
flange connection with extension)
1 Measuring cell
2 Seal for the measuring cell
3 Process fitting
4 Additional, front seal for measuring cell
5 Diaphragm
The front-flush, hygienic installation of the measuring cell is particu-
larly suitable for food applications. The sealings are installed gap-free.
The form seal of the measuring cell protects also the glass joint.
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Fig. 8: Hygienic installation of the measuring cell (example: hygienic fitting with
compression nut)
1 Measuring cell
2 Form seal for the measuring cell
3 Gap-free seal for process fitting
4 Process fitting
5 Diaphragm
Front-flush mounting with
double seal
Installation in hygienic
fitting