VEGA Mounting accessories, pressure measurement technology - Manual (Page 19)

Feature Feature
Series 3-fold valve block, flanging
Input (process) ½ NPT
Output (differential pressure transmit-
ter) Flange according to EN 61518
Ventilation holes ¼ NPT
Pressure stage/Max. permissible
pressure PN 420/420 bar
Max. permissible pressure at 80 °C 420 bar
Max. permissible pressure at 250 °C 300 bar
Temperature max. 250 °C
Weight approx. 2.6 kg
6 .3 5-fold valve block
The 5-fold valve block is used for more sophisticated applications. It
has the following functions:
l
Separation from the process
l Pressure equalisation of the measuring chambers of the differ-
ential pressure transmitter
l
Blowing out/Testing
The mounting is carried out via integrated threaded connections and a
bracket existing on site.
Application area/Func-
tion
Installation
Mounting accessories, pressure measurement technology 19
6 Valve blocks
43478
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EN
-121018