• Product
    • PRESSURE GAUGES
      • Art. 150 - STEEL CASE
        • 150.R - BOTTOM Dial 40 - 50 - 63 mm
        • 150.R - BOTTOM Dial 80 - 100 - 150 mm
        • 150.P - BACK Dial 40 - 50 - 63 mm
        • 150.P - BACK Dial 80 - 100 - 150 mm
        • 150.F - FLANGED Dial 40 - 50 - 63 mm
        • 150.S - U-CLAMP Dial 40 - 50 - 63 mm
        • 48 x 48 - U-CLAMP Squared 48 x 48 mm
      • Art. 101 - OXYGEN SERVICE
        • 101.R - BOTTOM
        • 101.P - BACK
      • Art. 151 - ABS CASE
        • 150.P - BACK Dial 25 mm
        • 151.R - BOTTOM Dial 40 - 50 mm
        • 151.P - BACK Dial 40 - 50 mm
        • 151.CLIP - CLIP
      • Art. MGE - STAINLESS STEEL CASE (GLYCERINE)
        • MGE.R - BOTTOM Dial 40 - 50 - 63 - 80 mm
        • MGE.R - BOTTOM Dial 80 - 100 - 150 mm
        • MGE.B - BOTTOM + WALL FLANGE Dial 40 - 50 - 63 mm
        • MGE.B - BOTTOM + WALL FLANGE Dial 80 - 100 - 150 mm
        • MGE.P - BACK Dial 40 - 50 - 63 - 80 mm
        • MGE.P - BACK Dial 80 - 100 - 150 mm
        • MGE.F - FLANGED Dial 40 - 50 - 63 - 80 mm
        • MGE.F - FLANGED Dial 80 - 100 - 150 mm
        • MGE.S - U-CLAMP Dial 40 - 50 - 63 - 80 mm
        • MGE.S - U-CLAMP Dial 80 - 100 - 150 mm
        • MQ.R - BOTTOM Workshop
        • MQ.B - BOTTOM + WALL FLANGE Workshop
        • MQ.P - BACK Workshop
        • MQ.F - BACK + FLANGE
        • MQ.S - BACK + U-CLAMP
      • Art. 30 - ALL STAINLESS STEEL - ATEX
        • 35.R - BOTTOM Dial 40 - 50 - 63 mm
        • 35.P - BACK Dial 40 - 50 - 63 mm
        • 35.F - FLANGED Dial 40 - 50 - 63 mm
        • 35.S - U-CLAMP Dial 40 - 50 - 63 mm
        • 30.R - BOTTOM Dial 80- 100 - 150 mm
        • 30.B - BOTTOM + WALL FLANGE Dial 80- 100 - 150 mm
        • 30.P - BACK Dial 80 - 100 - 150 mm
        • 30.F - FLANGED Dial 80 - 100 - 150 mm
        • 30.S - U-CLAMP Dial 80 - 100 - 150 mm
        • 32/33.R - BOTTOM Workshop
        • 32/33.B - BOTTOM + WALL FLANGE Workshop
        • 32/33.P - BACK Workshop
        • 32/33.F - FLANGED Workshop
        • 32/33.S - U-CLAMP workshop
      • Art. MISO - ISOMETRIC
        • MISO.R - BOTTOM 63 mm
        • MISO.P - BACK 63 mm
        • MISO.R - BOTTOM 100 mm
        • MISO.P - BACK 100 mm
      • Art. PM - CAPSULE - CASING
        • PM.63R - BOTTOM Dial 63
        • PM.100R - BOTTOM Dial 100
        • PM.63P - BACK Dial 63
        • PMX - R - ALL STAINLESS STEEL Bottom
        • PMX - P - ALL STAINLESS STEEL Back
        • PMX - F - ALL STAINLESS STEEL Flanged
        • PMX - S - ALL STAINLESS STEEL U-Clamped
        • PM - R Speciale - OTHER EXECUTION BRASS Bottom
        • PM - P Speciale - OTHER EXECUTION BRASS Back
        • PM - F Speciale - OTHER EXECUTION BRASS Flanged
        • PM - S Speciale - OTHER EXECUTION BRASS U-Clamped
      • Art. MM - DIAPHRAGM PRESSURE GAUGE
        • MM Thread - WELDED DIAPHRAGM Threaded
        • MMX Thread - HIGH OVERPRESSURE DIAPHRAGM Threaded
        • MMX Flanged - HIGH OVERPRESSURE DIAPHRAGM Flanged
      • Art. SP - DIAPHRAGM SEPARATOR
        • SP1 - SCREWED END Threaded
        • SP1-PVC - PVC - PP - PVDF
        • SP2 - FLANGED For Pipe
        • SP3 - FLANGED Flanged with Extension
        • SP4 - FLANGED Flanged
        • SP5 - SCREWED END Flush diaphragm
        • SP6 - SANITARY Sanitary connection
        • SP7 - SANITARY Clamp connection
        • SP8 - SCREWED END With probe
        • SP.TORR - ACCESSORIES Cooling Tower
      • Art. CK - TEST GAUGE
        • CK - ACCURACY 0,5% Bottom
        • CKB - ACCURACY 0,25% Bottom
      • Art. LAB - DIGITAL
        • LAB-DMM - Accuracy 0,05% certificate by LAT (ACCREDIA accredited laboratory)
        • LAB-PGE - Accuracy 0,50%
        • LAB-PG2 - Accuracy 0,25%
        • LAB-DM2 - 2 Set Point Kl. 0,15%
        • LAB-DFP - Accuracy 0,10% Pressure -> Force
        • LAB-IDR - DATALOGGER Standard batteries
        • LAB-JET - DATALOGGER Rechargeable battery + Wireless
        • LAB-BT2 - Accuracy 0,20%
        • LAB-INC - Panel
        • LAB-QUICK - SOFTWARE
        • 63R_LAB - Economic Tyre gauge
        • 63P_LAB - Economic Tyre gauge
      • Art. MD - DIFFERENTIAL
        • MD Staffa - MEMBRANE dial 150 Bracket
        • MD Flangia - MEMBRANE dial 150 Flanged
        • MD100B - DOUBLE BOURDON dial 100
        • MDM - Magnetic
      • Art. CE - ELECTRIC SWITCH
        • CE - SWITCH Standard
        • CEN - SWITCH Inductive
        • CEE - SWITCH Elettronic
        • CEM - SWITCH Micro
        • CES - SWITCH Switch
      • Art. MGRF - PRESSURE RECORDER
        • MGRF-R - PRESSURE RECORDER Bottom
        • MGRF-P - PRESSURE RECORDER Back
        • MGRF-G - PRESSURE RECORDER Back + BASE
        • MGRF-T - PRESSURE RECORDER portable
      • PARTICULAR EXECUTION
        • 1DPC - Coffee DOUBLE
        • MAS - Manometro ASSOLUTO
        • PHD - FIRE ESTIGUISHING PUMPS
        • U-M - U pressure gauge - METAL base
        • U-L - U pressure gauge - WOODEN base
        • 3232 - Double pressure
      • ART. 3SF - ST. STEEL SOLID FRONT
        • 3SF.RH - BOTTOM High pressure
        • 3SF.R - BOTTOM Dial 100 - 150 mm
        • 3SF.B - BOTTOM + WALL FLANGE Dial 100 - 150 mm
        • 3SB.R - BOTTOM + WALL FLANGE Dial 100 intattaTED FLANGE
      • TEST COUPLING and MICRO-HOSE
        • MP550 - PRESSURE GAUGE ADAPTOR
        • MT-KIT - MICRO HOSE and FITTING
        • MP601 - HANDLING
        • MP611 - FOR PRESSURE GAUGE
        • MP647 - MALE
        • MP501 - O-RING SEALING
        • MP502 - FLAT GASKET SEALING
        • MP503 - METAL SEALING EDGE
        • MP504 - TAPER SEALING
        • MP505 - M16x1.5 and S12.65x1.5
        • MP506 - STANDPIPE
      • ACCESSORIES
        • CLICHE - Customize
        • TORC-GPM - Desk Pressure Generator 0-700
        • TORC-GPM2000 - Desk Pressure Generator 0-2000
        • TORC-LPP700 - Manual pump
        • RB - Rubber Protection
        • LAB-COV - Rubber Protection for DPG
        • F_150 - Flange
        • S_MRE - U-clamp
        • F_MRE - Flange
        • FLBR - Flange and clamp
        • PRVS - Jar Tester
        • X420 - NPT / BSP ADAPTOR
        • ASR - Adjustable needle dumper
        • 2660 - Brass needle dumper
        • MP299 - Connector
        • V_LR - Red index
        • V_LT - Trail index
        • TCRMG - Adjustable red mark
        • GR - Steel seal
      • GAUGE-HOLDER and SYPHONS
        • VPM - GAUGE-HOLDER STAINLESS steel
        • VP3 - GAUGE-HOLDER STAINLESS steel with flange
        • SX - SYPHONS Stainless steel
        • 4400 - GAUGE-HOLDER BRASS with flange
        • 4200 - GAUGE-HOLDER BRASS
        • 4250 - GAUGE-HOLDER BRASS F/f
        • 4300 - GAUGE-HOLDER BRASS push-button suitable
        • 4000 - SYPHONS BRASS
        • 2047 - GAUGE-HOLDER BALL VALVE with revolving
        • 2048 - GAUGE-HOLDER BALL VALVE
        • VPO - OVERPRESSURE PROTECTORS steel
        • VPM.MD2 - MANIFOLD 2 Valves
        • VPM.MD3 - MANIFOLD 3 Valves
        • VPM.MD5 - MANIFOLD 5 Valves
        • MP001 - STEEL GAUGE ISOLATOR M/f
        • MP002 - STEEL GAUGE ISOLATOR straight F/f
        • MP003 - STEEL GAUGE ISOLATOR straight M/f fixed
        • MP901 - STEEL GAUGE ISOLATOR 90° M/f
        • MP902 - STEEL GAUGE ISOLATOR 90° F/f
        • MP903 - STEEL GAUGE ISOLATOR 90° M/f fixed
        • FT290 - GAUGE ISOLATOR STEEL
        • FT291 - GAUGE ISOLATOR STEEL 90°
        • FT292 - GAUGE ISOLATOR STEEL push-button
    • THERMOMETERS
      • DIGITAL
        • LAB-TGR - BOTTOM
        • LAB-TGP - BACK
      • ALUMINIUM/GLASS SIKA
        • 130 - R - STRAIGHT - Bottom
        • 130 - P - ANGLE 90° - Back
        • 130 - V - ANGLE 135° - Back
      • ALL S.S. BIMETAL
        • TBX - P - Art. TBX - STAINLESS STEEL Back
        • TBX - PS - Art. TBX - STAINLESS STEEL Back with every angle
        • TBX - R - Art. TBX - STAINLESS STEEL Bottom
      • BIMETAL
        • 101 - P - Art. 101 - BRASS Back
        • 101 - R - Art. 101 - BRASS Bottom
        • 101 - P - Mini - Art. 101 - BRASS Back dial 32-40-50
      • INERT GAS ALL S.S.
        • TMX - R - Art. TMX - ALL STAINLESS STEEL Bottom
        • TMX - P - Art. TMX - ALL STAINLESS STEEL Back
      • INERT GAS
        • 120 - R - Art. 120 - STANDARD Bottom
        • 120 - P - Art. 120 - STANDARD Back
        • 120X - R - Art. 120X - STAINLESS STEEL CASE Bottom
        • 120X - P - Art. 120X - STAINLESS STEEL CASE Back
        • TAX - Art. TAX - ANTIVIBRATION Anti-vibrating
      • ALL S.S. REMOTE
        • TCX - F - Art. TCX - STAINLESS STEEL Panel Flanged
        • TCX - S - Art. TCX - STAINLESS STEEL U-Clamped
        • TCX - B - Art. TCX - STAINLESS STEEL Wall Flanged
        • TCX - F Nudo - Art. TCX - STAINLESS ST Naked bulb Panel Flanged
        • TCX - S nudo - Art. TCX - STAINLESS ST Naked bulb U-Clamped
        • TCX - B Nudo - Art. TCX - STAINLESS ST Naked bulb Wall Flanged
      • REMOTE
        • 125 - F - Art. 125 - STANDARD Panel Flanged
        • 125 - S - Art. 125 - STANDARD U-Clamped
        • 125 - B - Art. 125 - STANDARD Wall Flanged
        • 125 - F nudo - Art. 125 - BARE BULB Panel Flanged
        • 125 - S nudo - Art. 125 - BARE BULB U-Clamped
        • 125 - B Nudo - Art. 125 - BARE BULB Wall Flanged
      • THERMOWELL
        • PDT - P120 - PIPE THERMOWELL Thermowell for EXPANSION
        • PDT - P101 - PIPE THERMOWELL Thermowell for BIMETALLIC
        • P101.FLC - CANAL FLANGE for BIMETALLIC
        • PDB - BAR THERMOWELL BAR Thermowell
      • ELECTRIC SWITCH
        • CE - SWITCH Standard
      • THERMOREGULATOR
        • 125M - REMOTE U-clamp
      • THERMO-PRESSURE GAUGE
        • 140 - LOCAL MOUNT Bottom
        • 140 - LOCAL MOUNT Back
    • VALVES
      • BALL VALVE
        • VSX-B - Art. VSX - STAINLESS STEEL Reduce port
        • VSX-C - Art. VSX - STAINLESS STEEL Full port
        • VSX-E - Art. VSX - STAINLESS STEEL Full port 3 pcs
        • VSX-03S - Art. VSX - STAINLESS STEEL Socket weld end
        • VSX-03B - Art. VSX - STAINLESS STEEL BUTT weld end
        • VSX-FF - Art. VSX - MINI Stainless Steel Female / Female
        • VSX-MF - Art. VSX - MINI Stainless Steel Male / Female
        • VSX-2 FF - Art. VSX - MINI Stainless Steel Hexagon Female / Female
        • VSX-2 MF - Art. VSX - MINI Stainless Steel Hexagon Male / Female
        • VSX-P - Art. VSX - MINI Stainless Steel Con Portagomma
        • VSX-3L - Art. VSX - 3 Way "L" Movement
        • VSX-3T - Art. VSX - 3 Way "T" Movement
        • VSX-HC - HIGH PRESSURE ST. STEEL Full port
        • VSX-H3L - HIGH PRESSURE ST. STEEL 3 WAY "L" Movement
        • VSX-H3T - HIGH PRESSURE ST. STEEL 3 WAY "T" Movement
        • 2040 - Art. 2050 - BRASS PN 25
        • 2055 - Art. 2050 - BRASS PN 40
        • 2070 - Art. 2050 - BRASS L movement
        • 2071 - Art. 2050 - BRASS T movement
        • 2220 - Art. 2050 - BRASS MINI Female / Female
        • 2221 - Art. 2050 - BRASS MINI Male / Female
        • BHK - HIGH PRESSURE STEEL
      • NEEDLE
        • VPS - IN LINE PN 400-i
        • VPS-150 - IN LINE PN 150
        • VPS-200 - IN LINE PN 200
        • VPS-400 - IN LINE PN 400
      • ACTUATORS
        • UT Tecnopolimero - POLYMER ACTUATOR
        • UT Alluminio - ALUMINIUM ACTUATOR
        • FC-T - techno-polymer LIMIT SWITCH
        • FC-A - steel LIMIT SWITCH
        • FC-X - Stainless steel LIMIT SWITCH
      • S.S. CHECK VALV. and STRAINER
        • VRX-Y - Y STRAINER
        • VRX-J - SWING CHECK VALVE
        • VRX-P - CHECK VALVE Check Valve F/F
        • VRX-PMF - CHECK VALVE Check Valve M/F
        • VRX-PFM - CHECK VALVE Check Valve F/F
        • VRX-PH - CHECK VALVE High pressure Viton Seal
        • VRX-PW - CHECK VALVE High pressure
      • REGULATOR
        • VRX-RB - ST. STEEL BIDIRECTIONAL
        • VRX-RU - ST. STEEL UNIDIRECTIONAL
    • FITTINGS
      • SCREWED END
        • X441 - NIPPLE
        • X441/A - BARREL NIPPLE
        • X451 - WELD END NIPPLE
        • X450 - SOCKET
        • X450/A - HALF SOCKET
        • X448 - REDUCING Bushing M/F
        • X430 - REDUCING Reducing Nipple
        • X444 - REDUCING Reducing Socket F/F
        • X445 - REDUCING F/M
        • X456 - ELBOW Elbow a 90° F/F
        • X458 - ELBOW Elbow 90° M/F
        • X455 - ELBOW Elbow 45° F/F
        • X461 - TEE Tee
        • X457 - CROSS Cross
        • X452 - PLUG Hexagon plug
        • X452/A - PLUG Square plug
        • X453 - CAP
        • X454 - HOSE NIPPLE
        • X489 - NUT
        • XG-FF - UNION F/F
        • XG-MF - UNION M/F
        • XG-MM - UNION M/M
        • XG-90FF - UNION F/F 90°
        • XG-90MF - UNION M/F 90°
      • 3000 SERIES
      • THREADED from BAR
        • XH441 - NIPPLE
        • XH441_S - SIMPLE NIPPLE
        • XH441_A - BARREL NIPPLE
        • XH430 - REDUCING NIPPLE
        • XH448 - HEX. BUSHING
        • XH450 - SOCKET
        • XH450_A - HALF SOCKET
        • XH452 - HEX. PLUG
        • XH453 - FEM. CAP
        • XH456 - ELBOW
        • XH461 - TEE
        • XH454 - HOSE NIPPLE
        • XHG-FF - UNION F/F
        • XHG-MF - UNION M/F
      • WELDING
      • BRASS
        • 441 - NIPPLE nipple
        • 450 - SOCKET Socket
        • 448 - REDUCING Bushing M/F
        • 444 - REDUCING Socket
        • 430 - Reducing NIPPLE
        • 452 - PLUG with OR
        • 456 - ELBOW F/F
        • 458 - ELBOW M/F
        • 459 - ELBOW M/M
        • 461 - TEE F/F/F
        • 462 - TEE F/M/F
        • 465 - TEE M/M/F
        • 463 - TEE M/F/M
        • 464 - TEE M/M/M
        • 466 - TEE M/F/F
        • 457 - CROSS F/F/F/F
        • 485 - CROSS M/F/F/F
        • 452/A - Hexagong PLUG
        • 453 - Hexagon CAP
        • 454 - HOSE NIPPLE
        • 446 - CROSSWALL Crosswall
      • WELDING SEAMLESS
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SP4
  1. Home
  2. Pressure Gauges
  3. Art. Sp - Diaphragm Separator
  4. SP4

SP4 FLANGED Flanged

Pressure Gauges - Art. Sp - Diaphragm Separator - FLANGED Flanged

SP4

Request quotation Print the data sheet

Use

When it is not possibile to use a gauge for the measurement of the pressure, directly on the process (corrosive or clagging fluids, high temperatures, food applications) a pressure separator is needed.


Code

SP4

Use

When it is not possibile to use a gauge for the measurement of the pressure, directly on the process (corrosive or clagging fluids, high temperatures, food applications) a pressure separator is needed.
Back to diaphragm separators list

Description

Stainless steel diaphragm separator aisi 316 FLANGED UNI 2223-2229 or ANSI B16.5, instruments connection 1/2" BSP (ISO 228) mounted on pressure gauge, transducer or valve

Using range

Working Temperature -30 +200°C (-22 +392° F) with silicon oil

Models

Options

- Teflon Coat
- Capillary for remote mount - extension for high temperature
- Connection 1/4" BSP or NPT or 3/8" FEMALE BSP
- Diaphragm and low body in HASTELLOY C' 276
- Diaphragm and low body in MONEL 400

Available sizes

VAR A B D D1 E P W
UNI.15.6 55 12 80 40 2 2,5 - 6 BAR 4xM10
UNI.15.40 65 16 95 45 2 10 - 40 BAR 4xM12
UNI.15.100 75 20 105 45 2 64 - 100 BAR 4xM12
UNI.20.6 65 14 90 50 2 2,5 - 6 BAR 4xM10
UNI.20.40 75 18 105 58 2 10 - 40 BAR 4xM12
UNI.20.100 90 22 130 58 2 64 - 100 BAR 4x18
UNI.25.6 75 14 100 60 2 2,5 - 6 BAR 4xM10
UNI.25.40 85 18 115 68 2 10 - 40 BAR 4x14
UNI.25.100 100 24 140 65 2 64 - 100 BAR 4x18
UNI.32.6 90 14 120 70 2 2,5 - 6 BAR 4x14
UNI.32.40 100 18 140 78 2 10 - 40 BAR 4x18
UNI.32.100 110 24 155 75 2 64 - 100 BAR 4x22
UNI.40.6 100 14 130 80 3 2,5 - 6 BAR 4x14
UNI.40.40 110 18 150 88 3 10 - 40 BAR 4x18
UNI.40.100 125 26 170 85 3 64 - 100 BAR 4x22
UNI.50.6 110 14 140 90 3 2,5 - 6 BAR 4x14
UNI.50.40 125 20 165 102 3 10 - 40 BAR 4x18
UNI.50.64 135 26 180 95 3 64 BAR 4x22
UNI.50.100 145 28 195 95 3 100 BAR 4x25
UNI.80.40 - - - - - 10 - 40 BAR 4x
UNI.100.40 - - - - - 10 - 40 BAR 4x
ANSI.12.600 66,7 - 95 34,9 6,4 600 PSI 4xM14
ANSI.12.1500 82,5 - 120 34,9 6,4 1500 PSI 4xM20
ANSI.34.150 69,8 - 98 42,9 1,6 150 PSI 4xM14
ANSI.34.300 82,5 - 118 42,9 1,6 300 PSI 4xM16
ANSI.34.600 82,5 - 118 42,9 6,4 600 PSI 4xM16
ANSI.34.1500 88,9 - 130 42,9 6,4 1500 PSI 4xM20
ANSI.1.150 79,4 - 108 50,8 1,6 150 PSI 4xM14
ANSI.1.300 88,9 - 124 50,8 1,6 300 PSI 4xM16
ANSI.1.600 88,9 - 124 50,8 6,4 600 PSI 4xM16
ANSI.1.1500 101,6 - 150 50,8 6,4 1500 PSI 4xM24
ANSI.114.150 88,9 - 118 63,5 1,6 150 PSI 4x16
ANSI.114.300 98,4 - 134 63,5 1,6 300 PSI 4x19
ANSI.114.600 98,4 - 134 63,5 6,4 600 PSI 4x19
ANSI.114.1500 111,1 - 159 63,5 6,4 1500 PSI 4x26
ANSI.112.150 98,4 - 127 73 1,6 150 PSI 4x16
ANSI.112.300 114,3 - 156 73 1,6 300 PSI 4x22
ANSI.112.600 114,3 - 156 73 6,4 600 PSI 4x22
ANSI.112.1500 123,8 - 178 73 6,4 1500 PSI 4x28
ANSI.2.150 120,6 - 152 92,1 1,6 150 PSI 4x19
ANSI.2.300 127 - 165 92,1 1,6 300 PSI 8x19
ANSI.2.600 127 - 165 92,1 6,4 600 PSI 8x19
ANSI.2.1500 165,1 - 216 92,1 6,4 1500 PSI 8x26

Information

What is a pressure gauge: operation, types and applications

The pressure gauge is an instrument for measuring the pressure of fluids ...
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Range Converter

Easy toll to convert scales
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Minimun number of notchs

How many notchs a pressure gauge should have?
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Range division and numbers

How the range is divided and where are the numbers
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Threads

Connection of pressure gauges
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Chemical compatibility

Which elements are suitable with materials of process wetted parts
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Picture, dimensions and features could change at any time

Ultimo aggiornamento: 06/11/2025

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