Selecting the location, Figure 6, Indoor installation in a circuit breaker – Vaisala DPT145 User Manual
Page 22
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User's Guide _______________________________________________________________________
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Selecting the Location
Online dewpoint measurement in still gas is much more demanding than
pressure or temperature measurement. A very tight installation is crucial:
not only pressure tight, but also vapor tight.
It is always best to connect the transmitter directly to the main SF
6
gas volume, not behind a sampling line. Avoid extension pipes,
T-pieces, and multi-connection points.
1108-034
Figure 7
Indoor Installation in a Circuit Breaker
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