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On Line Museum

Historical equipment and installations

Pressure regulators valves

AS60 MODEL

Technical details

Year:1978
Type:pressure regulator for natural gas
Model:AS60
Brand:Pietro Fiorentini – Italy
Drive type:pilot actuated
Flow rate:300 Nm3/h max
Inlet pressure:limited a 1,5 barg
Outlet pressure:20/80 mbarg
Dn Inlet and outlet32×50 flanged
Rating flanges:PN16
Accessories on board:pilot 111A and valve closing pressure switch
Notes:born 60’s and 80’s it was replaced by Norval (Norval model still existing). It was originally produced as direct action (spring actuated) version and turned into pilot operated version for some applications.
NORFLUX MODEL

Technical details

Year:1981
Type:pressure regulator for natural gas
Model:NORFLUX
Brand:Pietro Fiorentini – Italy
Drive type:direct action (spring actuated)
Inlet pressure:2/64 barg
Outlet pressure:1,7 barg
Dn Inlet and outlet25 flanged
Rating flanges:ANSI600
Notes:born ’80 and replaced by Reflux (Reflux model still existing): in fact body and cover are the same of the Reflux
FAM MODEL
FAM Fiorentini A Molla - riduttori di pressione pressure regulator valve

Technical details

Year:50’s
Type:pressure regulator for natural gas
Model:FAM Fiorentini A Molla
Brand:Pietro Fiorentini – Italy
Drive type:direct action (spring actuated)
Inlet pressure:64 barg max
Outlet pressure:4 barg max
Rating flanges:ANSI600
Accessories on board:safety valve
Notes:born in the 50’s, first pressure regulator produced by Fiorentini. From this pressure regulator are born VRM and VRC pressure regulators
STANDARD MODEL

Technical details

Year:60’s
Type:pressure regulator for natural gas
Model:Standard
Brand:Pietro Fiorentini – Italy
Drive type:direct action (spring actuated)
Flow rate:15 Nm3/h
Inlet pressure:2/15 barg max
Outlet pressure:16 mbarg
Dn Inlet and outlet:1”x1”1/2 threaded
Rating flanges:PN16
Accessories on board:safety valve
S37 MODEL

Technical details

Year:80’s
Type:pressure regulator for natural gas
Model:S37
Brand:Tormene – Italy
Drive type:direct action (spring actuated)
Inlet pressure:12 barg max
Outlet pressure:4,5 barg
Dn Inlet and outlet40×50 flanged
Rating flanges:PN16
Accessories on board:safety valve

Pressure meter

Misuratore di pressione - foto-storica - Pegoraro Gas Technologies

Technical details

Year:1995
Type:Battery differential pressure meter
Model:C9507IS
Brand:Comark
Protection:EEx ia IIC T4
Certification:BASEEFA N. Ex95C2454
Pressure range:0/100 PSI
Mop:200 PSI

Clogging indicator

Clogging indicator - historic picture - Pegoraro Gas Technologies copia

Technical details

Year:1997
Type:Clogging indicator
Model:DP 3
Brand:Pegoraro
Pressure range:0/300 mbar
Mop:20 bar

Electronic volume corrector

Electronic volume corrector CORIN - historic picture - Pegoraro Gas Technologies

Technical details

Year:1990
Type:Electronic volume corrector
Model:COR.IN.
Brand:S.I.M. BRUNT
Protection:EEx ia IIC T5
Certification:CESI N. AD-86.156
Pressure range:0,8/5 barA
Battery model:Li.Co-7/86
Process connection:½”G
Notes:This device has been the most used EVC in the 1900s

Historical installations

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