
31/10/2019
VACUUM LEAK DETECTOR
VLXE ..
- 31 -
5.7.7 Double-walled pipe, individual pipe with low vacuum
18
Denotation flame arrester
20
Three-way valve, suction line
21
Three-way valve, measuring line
27
Liquid stop valve
43 Measuring
line
57 Test
valve
68 Suction
line
74 Connecting
line
88 Double-walled
tube
95
Pressure compensation vessel
96 Node
point
Here:
must (geodetically) be under 157!
157
Lowest point of the interstitial space
88
68
27
96
74
27
157
18
95
43
57
20
21
Ex
Ex
VLXE 34
< 0,
3 m
Installation