50
ASX 176
EN
Use, maintenance and warning instructions
HIGH PRESSURE REGULATOR
|
DESCRIPTION AND OPERATION
|
REV. 00
4.5.4 - SLAM-SHUT VALVE PRESSURE SWITCHES
The pressure switch is a control device consisting of (see Fig. 4.10):
Pos. Description
1
Control element.
NOTICE!
The control element can be a diaphragm or a piston.
2
Stem.
3-4
Adjustment feeler gauges
5
Spring for maximum pressure tripping.
6
Spring for minimum pressure tripping.
7
UPSO minimum spring adjustment ring nuts (6).
8
OPSO maximum spring adjustment nuts (5).
10
Manual release button.
Tab. 4.23.
8
7
5
6
4
3
2
1
10
D
ownstream
pressUre
Fig. 4.10.
Slam-shut device pressure switch
Summary of Contents for ASX 176
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