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Table 3. Pilot Type PS/ and PRX/ Characteristics
Table 4. Stabilizer Filter Type SA/2 Characteristics
Table 6. Spring Loaded Pneumatic Slam Shut Device Type OS/80X Characteristics
Table 7. Pneumatic Slam Shut Device Controlled by PRX Pilot Type OS/80X-PN Characteristics
Table 5. Booster Valve Type V/31-1, PRX/131 and PRX-AP/131 Characteristics
Application
PS (bar)
Set Range
W
d
(bar)
Body and Covers
Material
Regulator or
Monitor
Operating Monitor
Regulator Monitor
PS/79-1 - -
25
0.01 - 0.5
Aluminium
PS/79-2 - - 0.5 - 3
PS/79 PSO/79 REO/79
100
0.5 - 40
Steel
PS/80 PSO/80 REO/80 1.5 - 40
PRX/120 PRX/120 PRX/125 1 - 40
PRX-AP/120 PRX-AP/120 PRX-AP/125 30 - 80
Note :
All PS Series pilots are supplied with a lter (5 µ ltering degree) and built-in pressure stabilizer, with the exception of Types PSO/79 and PSO/80.
The Type SA/2 stabilizer lter must be used with PRX Series pilots. All pilots are supplied with 1/4” NPT female threaded connections.
Model
PS (bar)
Supplied Pressure
Body and Covers
Material
SA/2 100 3 bar + Downstream pressure Steel
Note :
The Type SA/2 stabilizer lter is supplied with a lter (5 µ ltering degree) and is suitable for heating. Supplied with 1/4” NPT female threaded connections.
Model
PS (bar)
Set Range
W
d
(bar)
Body and Covers
Material
V/31-1 19 0.025 - 0.55 Aluminium
PRX/131 - PRX/181 - PRX/182
100
0.5 - 40
Steel
PRX-AP/131 - PRX-AP/181 - PRX-AP/182 30 - 80
Note ::
1/4” NPT female threaded connections
Model
Servomotor Body
Resistance (bar)
Overpressure Set Range
Wdo (bar)
Underpressure Set Range
Wdu (bar)
Body Material
Min. Max. Min. Max.
OS/80X-BP 5
0.03 2 0.01 0.60 Aluminium
OS/80X-BPA-D 20
OS/80X-MPA-D
100
0.50 5 0.25 4
Steel
OS/80X-APA-D 2 10 0.30 7
OS/84X 5 41 4 16
Brass
OS/88X 18 80 8 70
Note :
1/4” NPT female threaded connections
Model
Servomotor Body
Resistance (bar)
Overpressure Set Range
Wdo (bar)
Underpressure Set Range
Wdu (bar)
Body Material
Min. Max. Min. Max.
OS/80X-PN 100 0.5 40 0.5 40 Steel
OS/84X-PN 100 30 80 30 80 Brass
: Pressure range 0.5 to 40 bar
Appliance made of an OS/80X-APA-D set at about 0.4 bar and a variable number of PRX/182 pilots for overpressure and PRX/181 for underpressure, as many as
necessary to control different points of the installation.
: Pressure range 30 to 80 bar
Appliance made of an OS/84X set at about 20 bar and a variable number of PRX-AP/182 pilots for overpressure and PRX-AP/181 for underpressure, as many as
necessary to control different points of the installation.
Note :
1/4” NPT female threaded connections
PILOTS
The FL Series regulators are equipped with the PS/ or PRX/ series pilots and with OS/80X or OS/80X-PN series slam shut device.
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