Vaisala DPT146 - Manual (Page 30)

User's Guide _______________________________________________________________________
28 ___________________________________________________________________ M211372EN-D
atmospheric pressure, the inlet and outlet are reversed. Then the reducing
parts supplied (G3/8" - G1/2" or G3/8" - G1/4") on the outlet side help to
protect the sensor from ambient humidity coming in.
DSC74B parts are:
- Sampling cell, thread 3/8"G
- Connection part with a needle valve and an integrated leak screw
- Reducing Nipple (thread adapter), G3/8" - G1/2"
- Reducing Adapter (thread adapter), G3/8" - G1/4"
0510-032
Figure 15 DSC74B
where
1 = Gas goes in
2 = Gas comes out
0510-033
Figure 16 Removing the Leak Screw