Samson 42-34 Mounting And Operating Instructions
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Samson 42-34 Mounting And Operating Instructions

Differential pressure regulator with flow limitation
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EB 3013 EN
Translation of original instructions
Type 42-34 Differential Pressure Regulator
Type 42-38 Differential Pressure Regulator
Differential Pressure Regulator with Flow Limitation
Type 42-34 · Type 42-38
Self-operated Regulators · Closing Actuator
Edition August 2021

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  • Page 1 EB 3013 EN Translation of original instructions Type 42-34 Differential Pressure Regulator Type 42-38 Differential Pressure Regulator Differential Pressure Regulator with Flow Limitation Type 42-34 · Type 42-38 Self-operated Regulators · Closing Actuator Edition August 2021...
  • Page 2 Note on these mounting and operating instructions These mounting and operating instructions assist you in mounting and operating the device safely. The instructions are binding for handling SAMSON devices. The images shown in these instructions are for illustration purposes only. The actual product may vary.

  • Page 3: Table Of Contents

    Contents Safety instructions and measures ..............1-1 Notes on possible severe personal injury ............1-5 Notes on possible personal injury ..............1-5 Notes on possible property damage .............1-7 Markings on the device ................2-1 Nameplates ....................2-1 Location of the nameplates ................2-2 2.3 Material identification number ..............2-2 2.3.1 Type 2423 Valve ..................2-2 2.3.2 Type 2424 and Type 2428 Actuators ............2-2 Design and principle of operation ...............3-1...
  • Page 4 Decommissioning ..................10-1 Removal ....................11-1 11.1 Removing the regulator from the pipeline ............11-1 11.2 Removing the actuator from the valve ............11-1 Repairs ....................12-1 12.1 Returning devices to SAMSON ..............12-1 Disposal ....................13-1 Certificates ....................14-1 Annex......................15-1 15.1 Tightening torques ..................15-1 15.2 Lubricants ....................15-1 15.3...

  • Page 5: Safety Instructions And Measures

    In case operators intend to use the regulators in other applications or conditions than specified, contact SAMSON. SAMSON does not assume any liability for damage resulting from the failure to use the de- vice for its intended purpose or for damage caused by external forces or any other external factors.
  • Page 6 − Safety footwear, ESD (electrostatic discharge) footwear, if necessary Î Check with the plant operator for details on further protective equipment. Revisions and other modifications Revisions, conversions or other modifications of the product are not authorized by SAMSON. They are performed at the user's own risk and may lead to safety hazards, for example. Fur- thermore, the product may no longer meet the requirements for its intended use. Warning against residual hazards...
  • Page 7 Start-up and shutdown procedures fall within the scope of the operator's duties and, as such, are not part of these mounting and operating instructions. SAMSON is unable to make any statements about these procedures since the operative details (e.g. differential pressures and temperatures) vary in each individual case and are only known to the operator.
  • Page 8 Safety instructions and measures Referenced documentation The following documents apply in addition to these mounting and operating instructions: − Mounting and operating instructions for e.g. Type 2 N/NI Strainer u EB 1015 − Data sheets for e.g. Accessories · Differential pressure and flow regulators u T 3095 e.g. Type 2 N/NI Strainer u T 1015 − Mounting and operating instructions as well as data sheets for additional fittings (e.g. shut-off valves, pressure gauges etc.). 1-4 EB 3013 EN...

  • Page 9: Notes On Possible Severe Personal Injury

    Safety instructions and measures 1.1 Notes on possible severe personal injury DANGER Risk of bursting in pressure equipment. Regulators and pipelines are pressure equipment. Impermissible pressure or improper opening can lead to regulator components bursting. Î Observe the maximum permissible pressure for regulator and plant. Î If necessary, a suitable overpressure protection must be installed on site in the plant section.
  • Page 10 Î Wear protective clothing and safety gloves. Damage to health relating to the REACH regulation. If a SAMSON device contains a substance which is listed as being a substance of very high concern on the candidate list of the REACH regulation, this circumstance is indicat- ed on the SAMSON delivery note.

  • Page 11: Notes On Possible Property Damage

    Î Flush the pipelines before start-up. Risk of regulator damage due to the use of unsuitable lubricants. The lubricants to be used depend on the regulator material. Unsuitable lubricants may corrode and damage surfaces. Î Only use lubricants approved by SAMSON. When in doubt, consult SAMSON. EB 3013 EN 1-7...
  • Page 12 Î Prevent the formation of ice by taking appropriate precautions (e.g. enclosure, trace heater etc.). The plant operator is responsible for selecting and implementing appropriate precautions. See the 'Installation' section. Note SAMSON's After-sales Service can support you concerning lubricant, tightening torques and tools approved by SAMSON. 1-8 EB 3013 EN...

  • Page 13: Markings On The Device

    Markings on the device 2 Markings on the device Several nameplates are affixed to the device. The nameplates are used to identify the separate regulator components (see section 2.1). 2.1 Nameplates Nameplates of Type 2423 Valve DIN version ANSI version ANSI version · DIN version 1 Valve type 6 Unassigned 11 Body material 2 Model number with index 7 Valve size 3 Material number 8 Pressure rating 9 Perm. differential pressure 4 Order number or date 10 Perm.

  • Page 14: Location Of The Nameplates

    Markings on the device 2.2 Location of the nameplates 2.3 Material identification number 2.3.1 Type 2423 Valve See the nameplate (11 for DIN/ANSI version, body material) for the material Location of the used. For more details on the nameplate, see nameplate on section 2.1. the regulator components 2.3.2 Type 2424 and Type 2428 Actuators Specifying the material number, you can contact us to find out which material is used.

  • Page 15: Design And Principle Of Operation

    The flow rate can be limited by the restriction The regulators in DN 15 to 100 are fitted integrated in the valve body. with a connecting piece (10) for the low-pressure control line between the valve Type 42-34 · The set point can be adjusted and actuator. as required within the set point range. To control the differential pressure, the high Type 42-38 · The set point is fixed. pressure (flow) of the plant is transmitted...
  • Page 16 Type 2423 Valve, DN 15 to 250 · Balanced by a Type 2423 Valve bellows DN 15 to 100 · Balanced by a bellows 14.1 12.1 12.1 16, 20 14.2 12.2 Type 2424 Actuator Type 2428 Actuator Type 42-34 Type 42-38 Fig. 3-1: Functional diagram for regulators, DN 15 to 250 with balancing bellows 3-2 EB 3013 EN...
  • Page 17 Type 2423 Valve, DN 65 to 100 · Balanced by a Type 2423 Valve, DN 125 to 250 · Balanced by a diaphragm diaphragm Type 2424 Actuator Type 2428 Actuator Type 2424 Actuator Type 2428 Actuator Type 42-34 Type 42-38 Type 42-34 Type 42-38 Fig. 3-2: Functional diagram for regulators, DN 65 to 250 with balancing diaphragm Legend for Fig. 3-1 and Fig. 3-2 Valve body 5.1 Balancing diaphragm 11 Coupling nut...

  • Page 18: Additional Fittings

    Design and principle of operation 3.1 Additional fittings Strainers We recommend installing a SAMSON Î See Fig. 3-3 strainer (2) upstream of the valve. It prevents solid particles in the process medium from Pressure gauges damaging the regulator. Install a pressure gauge (3 and 5) at suitable Î...

  • Page 19: Versions

    Note − Type 42-34 · With adjustable differential The Type 42-34 and Type 42-38 Regulators pressure and flow limitation · With inter- are not safety valves. If necessary, a suitable nal overload protection (excess pressure overpressure protection must be installed on limiter) in the actuator site in the plant section.

  • Page 20: Technical Data

    Noise emissions and to limit the flow rate. − Suitable for liquids from 5 to 150 °C SAMSON is unable to make general state- ments about noise emissions. The noise emis- − Max. temperature 150 °C sions depend on the regulator version, plant − Differential pressure set points from 0.1 facilities, process medium and operating to 2.5 bar...
  • Page 21 Design and principle of operation Table 3-1: Technical data · All pressures in bar (gauge) Type 42-34 42-38 Balanced by a Balancing Balanced by a bellows Balanced by a bellows diaphragm Valve size DN 65 to 250 DN 15 to 250 DN 15 to 100 Pressure rating PN 16, 25, 40 A = 160 cm² 1.2 bar 0.6 bar...
  • Page 22 Design and principle of operation Table 3-3: Materials · Material numbers according to DIN EN Type 2423 Valve Pressure rating PN 16 PN 16, 25 PN 16, 25, 40 Spheroidal graphite iron Valve body Cast iron EN-GJL-250 Cast steel 1.0619 EN-GJS-400-18-LT Type 2423 Valve · Balanced by a bellows Seat 1.4404, 1.4006 Up to DN 100 1.4404 or 1.4006  1) Plug DN 125 to 250 1.4301, 1.4404 with PTFE soft seal Plug stem...
  • Page 23 18 to 180 20 to 260 26 to 450 30 to 520 ∆p restriction Max. perm. diff. pressure ∆p 10 bar 12 bar 10 bar 7 to 35 m³/h (160 cm² actuator), 7 to 40 m³/h (320 cm² actuator) Table 3-6: Dimensions and weights for Type 42-34 and Type 42-38 · Balanced by a bellows Dimensions in mm · Weights in kg (without process medium) Valve size Length L 130  150 Height H1 Height H2 Type 42-38 Differential Pressure Regulator with Flow Limitation Set points Type 2428 Actuator...
  • Page 24 Design and principle of operation Table 3-7: Dimensions and weights for Type 42-34 and Type 42-38 · Balanced by a diaphragm Dimensions in mm · Weights in kg (without process medium) Valve size DN Length L Height H1 Height H2 Type 42-38 Differential Pressure Regulator with Flow Limitation Set points Type 2428 Actuator 0.2 bar Height H 0.3 bar...
  • Page 25 Design and principle of operation Dimensional drawings Type 42-34 Type 42-38 Type 2423 Valve (balanced by a bellows) with Type 2423 Valve (balanced by a bellows) with Type 2424 Actuator Type 2428 Actuator ØD ØD Fig. 3-4: Dimensions · Type 2423 Valve balanced by a bellows/diaphragm EB 3013 EN 3-11...
  • Page 26 Design and principle of operation Dimensional drawings Type 42-34 Type 42-38 Type 2423 Valve (balanced by a diaphragm) with Type 2423 Valve (balanced by a diaphragm) with Type 2424 Actuator Type 2428 Actuator ØD ØD Fig. 3-5: Dimensions · Type 2423 Valve balanced by a diaphragm 3-12 EB 3013 EN...

  • Page 27: Shipment And On-Site Transport

    2. Check the shipment for transportation They prevent foreign particles from enter- damage. Report any damage to ing the valve. SAMSON and the forwarding agent (re- Î Dispose and recycle the packaging in fer to delivery note). accordance with the local regulations.

  • Page 28: Transporting And Lifting The Regulator

    Shipment and on-site transport 4.3 Transporting and lifting the Î Secure the regulator against tipping over or turning. regulator DANGER WARNING Danger due to suspended loads falling. Risk of lifting equipment tipping over and Î Stay clear of suspended or moving risk of damage to lifting accessories due to loads.

  • Page 29: Lifting The Regulator

    Shipment and on-site transport Î Protect the regulator against moisture 2. Carefully lift the regulator. Check wheth- and dirt. er the lifting equipment and accessories can bear the weight. Î Protect the piping and any mounted valve accessories against damage. 3. Move the regulator at an even pace to the site of installation.

  • Page 30: Storing The Regulator

    Î To keep elastomers in shape and to pre- Î Avoid long storage times. vent cracking, do not bend them or hang Î Contact SAMSON in case of different them up. storage conditions or longer storage Î Store elastomers away from lubricants, times.

  • Page 31: Installation

    Pipeline routing Î Contact SAMSON if the mounting posi- tion is not as specified above. The inlet and outlet lengths vary depending on several variables and process conditions NOTICE and are intended as recommendations.
  • Page 32 SAMSON screw tor and the pipeline. joint with restriction. The standard SAMSON screw joint with restriction is located in the...

  • Page 33: Preparation For Installation

    Installation 5.2 Preparation for installation pressure rating of the pipeline, medium temperature etc.). See the 'Markings on Valve and actuator can be assembled before the device' section for nameplate details. or after the valve has been installed in the − The requested or required additional fit- pipeline. We recommend first installing the tings (see the 'Design and principle of valve without the actuator into the pipeline.
  • Page 34 Installation Correct Connection at the top – incorrect position Connection at the side – optimal Connection at the bottom – incorrect position Fig. 5-2: Control line connection, depending on how the pipeline is routed – Shut-off valve Pressure gauge (return flow Bypass with capped valve pipe) (optional) Strainer...

  • Page 35: Installation

    Risk of regulator damage due to the use of valve (including actuator and packaging, unsuitable tools. if applicable). Î Only use tools approved by SAMSON Î Refer to the 'Design and principle of op- (see 'Tools' in Annex). eration' section for the weights.

  • Page 36: Installing The Regulator

    Installation 7. Mount the control lines (to be installed on NOTICE site) and any needle valves and open Risk of regulator damage due to exces- them. sively high or low tightening torques. − Mount the control lines (to be installed on Observe the specified torques when tighten- site) on the actuator.

  • Page 37: Leak Test

    Î Wear protective clothing and safety gloves. The regulator components are delivered by SAMSON ready for use. To test the regulator functioning before start-up or putting back the regulator into operation, perform the fol- lowing tests:...

  • Page 38: Pressure Test

    Î Seal the body connections with blanking The plant operator is responsible for per- plugs. forming the pressure test. SAMSON's Af- The diaphragm actuator remains mounted ter-sales Service can support you to plan on the valve and seals off the valve.

  • Page 39: Filling The Plant

    Installation Î Before flushing the plant with the process medium, read the information under 'Starting up the plant' in the 'Start-up' section. Î A higher set point is adjusted at the con- troller and all consumers are open to guarantee a high flow rate. Î Observe the mesh size of the upstream strainer for the maximum particle size. Use strainers to suit the process medium. Î...

  • Page 40: Insulation

    Installation 5.5 Insulation To insulate cold systems, we recommend first filling the plant and carefully rinsing it. The regulator must not yet be insulated at this stage. 1. Start up the plant and adjust the set point (see the 'Start-up' section). 2. Shut down the plant again and let it heat up until the condensation water has dried off.

  • Page 41: Start-Up

    Start-up 6 Start-up Î Wear hearing protection when working near the valve. Follow the instructions The work described in this section is only to given by the plant operator. be performed by personnel appropriately qualified to carry out such tasks. Before start-up or putting the device back in- to service, make sure the following condi- WARNING tions are met:...

  • Page 42: Starting Up The Plant

    Start-up Before starting up the plant, make sure the following conditions are met: − The control lines are open (needle valve) and correctly connected. 6.2 Starting up the plant 1. The plant (e.g. consumer valve) must be open while the plant is being filled. 2. The control lines are open (needle valve) and correctly connected.

  • Page 43: Operation

    Adjusting the differential pressure set point WARNING The differential pressure set point can only Risk of personal injury due to pressurized be adjusted on the Type 42-34 Regulator. components and process medium being dis- The differential pressure set point of the charged. Type 42-38 Regulator is determined by the Incorrect opening of pressure equipment or internal set point springs (16).
  • Page 44 Operation Procedure for the Type 42-34 Regulator 9. Slightly open the motorized valve (ap- prox. 10 % valve travel). See Fig. 7-1. Adjust the required set point by tensioning the set point springs (16) at the set point ad- 10. Adjust the differential pressure by turning juster (17). the set point adjuster (17) to load the set point springs.

  • Page 45: Adjusting The Flow Limitation

    Operation (1.1) one turn at a time. Check the flow rate at the heat meter (reading of flow measuring unit). Adjust the flow rate in smaller steps until the required flow rate is constant ( ±2 % deviations are gener- ally acceptable). Set point screw for Set point adjuster Increase the differential pressure set point if flow rate for differential pressure 1.2 Lock nut the maximum flow rate is not reached. 24 Diaphragm stem 1.3 Cap 6. After reaching the required flow rate, se- 16 Set point springs cure the set point screw (1.1) using the lock nut (1.2).

  • Page 46: Based On A Known Plant Pressure Drop

    To determine the flow limitation to be ad- nut (1.2). Screw cap (1.3) back on. justed and for Type 42-34 additionally the 6. Lead-seal the set point screw at the cap differential pressure set point, the differential (1.3).

  • Page 47: Pressure Conditions In The Plant And At The Regulator

    Differential pressure set point in bar set point Differential pressure (pressure loss) when the plant Δp plant is completely open in bar · Adjusted flow rate in m³/h Valve flow coefficient in m³/h ∆p ∆p Soll ∆p ∆p Anlage Wirk Type 42-34 Type 42-38 Fig. 7-3: Pressure conditions in the plant EB 3013 EN 7-5...

  • Page 48: Sample Application

    Operation 7.3 Sample application NOTICE Adjusting the flow limitation (medium: water) To adjust the differential pressure according when the pressure loss across the plant is to the adjustment diagrams (Fig. 7-4 to known. Fig. 7-9), it must be possible to also adjust the actuator set point required in addition Known: to the calculated value.
  • Page 49 Operation Differential pressure set point (fixed in Type 42-38, adjustable in Type 42-34) Δp (bar) Pressure loss across the plant Turns of the set point screw (flow set point adjustment) ° DN 15 DN 20 DN 25 Differential pressure at restriction Δp (bar) Fig. 7-4: Adjustment diagram DN 15 to 25 EB 3013 EN 7-7...
  • Page 50 Operation Differential pressure set point (fixed in Type 42-38, adjustable in Type 42-34) Δp (bar) Pressure loss across the plant Turns of the set point screw (flow set point adjustment) ° 12.0 DN 32 15.0 18.0 DN 40 21.0 24.0 27.0 DN 50 Differential pressure at restriction Δp (bar) Fig. 7-5: Adjustment diagram DN 32 to 50...
  • Page 51 Operation Differential pressure set point (fixed in Type 42-38, adjustable in Type 42-34) Δp (bar) Pressure loss across the plant Turns of the set point screw (flow set point adjustment) ° 10 9 DN 65 DN 80 DN 100 Differential pressure at restriction Δp (bar) Fig. 7-6: Adjustment diagram DN 65, 80 and 100 EB 3013 EN...
  • Page 52 Operation Differential pressure set point (Type 42-34) Δp (bar) Pressure loss across the plant Turns of the set point screw (flow set point adjustment) ° DN 125 DN 150 Differential pressure at restriction Δp (bar) Fig. 7-7: Adjustment diagram DN 125 to 150 7-10 EB 3013 EN...
  • Page 53 Operation Differential pressure set point (Type 42-34) Δp (bar) Pressure loss across the plant Turns of the set point screw (flow set point adjustment) ° V max m ³ /h DN 250 DN 200 Differential pressure at restriction Δp (bar) Fig. 7-8: Adjustment diagram, DN 200 and 250 · Balanced by a bellows...
  • Page 54 Operation Differential pressure set point (Type 42-34) Δp (bar) Pressure loss across the plant Turns of the set point screw (flow set point adjustment) ° V max m ³ /h DN 200 DN 250 Differential pressure at restriction Δp (bar) Fig. 7-9: Adjustment diagram, DN 200 and 250 · Balanced by a diaphragm...
  • Page 55 Operation Table 7-2: Flow rate set point ranges for water · Type 2423 Valve, balanced by a bellows ∆p ∆p ∆p restric- 100 125 150 200 250 set point plant tion V Min. 0.05 0.15 0.25 0.4 0.2 bar 0.1 bar 0.1 bar V Max. 1.4 7.7 11.2 126 154 0.5 bar 0.3 bar 0.2 bar V Max.
  • Page 56 7-14 EB 3013 EN...

  • Page 57: Malfunctions

    Î Remove foreign particles. Foreign particles blocking the plug Î Replace damaged parts. Î Contact SAMSON's After-sales Service. Î Replace the damaged seat and plug. Seat and plug are worn or leak. Î Contact SAMSON's After-sales Service. Flow rate or differential pressure Î...
  • Page 58 Loud noises High flow velocity, cavitation Î Install larger regulator, if necessary. Note Contact SAMSON's After-sales Service for malfunctions not listed in the table. The malfunctions listed in section 8.1 are caused by mechanical faults and incorrect regulator sizing. In the simplest case, the functioning can be restored following the recommended ac- tion. Special tools may be required to rectify the fault. Exceptional operating and installation conditions may lead to changed situations that may affect the control response and lead to malfunctions.

  • Page 59: Emergency Action

    Malfunctions 3. Rectify those malfunctions that can be remedied based on the instructions pro- SAMSON's After-sales Service can support vided here. Contact SAMSON's Af- you in drawing up an inspection and test ter-sales Service in all other cases. plan for your plant.
  • Page 60 8-4 EB 3013 EN...

  • Page 61: Servicing

    Servicing 9 Servicing DANGER The regulator does not require any mainte- Danger due to suspended loads falling. nance. Nevertheless, it is subject to natural Î Stay clear of suspended or moving wear, particularly at the seat, plug and oper- loads. ating diaphragm.
  • Page 62 Risk of regulator damage due to the use of Î When the actuator is filled with medium, unsuitable tools. take the weight of the medium also into Î Only use tools approved by SAMSON account. (see 'Tools' in Annex). Î Refer to the 'Design and principle of op-...
  • Page 63 Servicing Note The regulator was checked by SAMSON before it left the factory. − Certain test results certified by SAMSON lose their validity when the regulator is opened. Such testing includes seat leakage and leak tests. − The product warranty becomes void if...
  • Page 64 Type 2423 Valve, DN 15 to 250 · Balanced by a Type 2423 Valve bellows DN 15 to 100 · Balanced by a bellows 14.1 12.1 12.1 16, 20 14.2 12.2 Type 2424 Actuator Type 2428 Actuator Type 42-34 Type 42-38 Fig. 9-1: Functional diagram for regulators, DN 15 to 250 with balancing bellows 9-4 EB 3013 EN...
  • Page 65 Type 2423 Valve, DN 65 to 100 · Balanced by a Type 2423 Valve, DN 125 to 250 · Balanced by a diaphragm diaphragm Type 2424 Actuator Type 2428 Actuator Type 2424 Actuator Type 2428 Actuator Type 42-34 Type 42-38 Type 42-34 Type 42-38 Fig. 9-2: Functional diagram for regulators, DN 65 to 250 with balancing diaphragm Legend for Fig. 9-1 and Fig. 9-2 Valve body 5.1 Balancing diaphragm 11 Coupling nut...

  • Page 66: Preparing The Valve For Service Work

    Servicing 9.1 Preparing the valve for 9.3 Service work service work Î Before performing any service work, preparations must be made to the regu- 1. Lay out the necessary material and tools lator (see section 9.1). to have them ready for the service work. Î After all service work is completed, check 2.

  • Page 67: Replacing The Seat And Plug

    (14.1). To replace seat and plug, contact Installing the operating diaphragm unit SAMSON's After-sales Service. 1. Insert the new operating diaphragm unit Further information is available in Annex into the top diaphragm case (14.1).

  • Page 68: Ordering Spare Parts And Operating Supplies

    (14.2) including the operating dia- Contact your nearest SAMSON subsidiary phragm unit (consisting of items 13, 18, or SAMSON's After-sales Service for infor- 19, 21 and 24). mation on spare parts, lubricants and tools. 8. Pull the operating diaphragm unit out of Spare parts the top diaphragm case (14.2).

  • Page 69: Decommissioning

    Decommissioning 10 Decommissioning WARNING The work described in this section is only to Risk of personal injury due to pressurized be performed by personnel appropriately components and process medium being qualified to carry out such tasks. discharged. Incorrect opening of pressure equipment or mounting parts may lead to the process me- DANGER dium escaping to the atmosphere.
  • Page 70 Decommissioning Î Before starting any work on the regula- tor, depressurize plant sections as well as the regulator. WARNING WARNING Risk of personal injury due to residual process medium in the regulator. While working on the regulator, residual process medium can escape and, depending on its properties, may lead to personal in- jury, e.g.

  • Page 71: Removal

    Removal 11 Removal 11.1 Removing the regulator from the pipeline The work described in this section is only to be performed by personnel appropriately 1. Support the regulator to hold it in place qualified to carry out such tasks. when separated from the pipeline (see the 'Shipment and on-site transport' sec- WARNING tion).
  • Page 72 11-2 EB 3013 EN...

  • Page 73: Repairs

    4. Send the shipment to the address given Risk of regulator damage due to incorrect on the RMA. service or repair work. Î Contact SAMSON's After-sales Service Note for repair work. Further information on returned devices and how they are handled can be found at 12.1 Returning devices to...
  • Page 74 12-2 EB 3013 EN...

  • Page 75: Disposal

    Disposal 13 Disposal Î Observe local, national and internation- al refuse regulations. Î Do not dispose of components, lubricants and hazardous substances together with your household waste. EB 3013 EN 13-1...
  • Page 76 13-2 EB 3013 EN...

  • Page 77: Certificates

    Certificates 14 Certificates The EU declarations of conformity are in- cluded on the next pages: − EU declaration of conformity in compli- ance with Pressure Equipment Directive 2014/68/EU on page 14-2. EB 3013 EN 14-1...
  • Page 78 Certificates Modul H/Module H, Nr./No. / N° CE-0062-PED-H-SAM 001-16-DEU-rev-A SAMSON erklärt in alleiniger Verantwortung für folgende Produkte:/For the following products, SAMSON hereby declares under its sole responsibility: Ventile für Druck-, Differenzdruck-, Temperatur- und Volumenstromregler/Valves for pressure, temperature, flowregulators and differential pressure regulators Typ 2336, 2373, 2375, 44-1B, 44-2, 44-3, 44-4, 44-6B, 44-9, 45-1, 45-2, 45-3, 45-4, 45-6, (Erz.-Nr.
  • Page 79 Certificates Modul H/Module H, Nr./No. / N° CE-0062-PED-H-SAM 001-16-DEU-rev-A SAMSON erklärt in alleiniger Verantwortung für folgende Produkte:/For the following products, SAMSON hereby declares under its sole responsibility: Ventile für Druck- Differenzdruck-, Volumenstrom- und Temperaturregler/Valves for pressure, differential pressure, volume flow and temperature regulators 2333 (Erz.-Nr./Model No.
  • Page 80 14-4 EB 3013 EN...

  • Page 81: Annex

    Width across flats 13 mm (G ¼ thread) Stopper (22) – Width across flats 17 mm (G  thread) 15.2 Lubricants SAMSON's After-sales Service can support you concerning lubricants and sealants ap- proved by SAMSON. 15.3 Tools SAMSON's After-sales Service can support you concerning tools approved by SAMSON. 15.4 Accessories Needle valves and compression-type screw fittings can be supplied as required. These...

  • Page 82: Spare Parts

    Annex 15.5 Spare parts Legend for Fig. 15-1 and Fig. 15-2 Bellows 24 Compression spring 52 Hex nut Restriction 26 Guide tube 81 Cap 12 Screw 27 Bottom section 82 Hex nut 16 Seat 34 Flange 132 O-ring 17 Plug 35 Screw plug 171 Clamping ring 20 Body Graphite seal on metal 172 Seal core...
  • Page 83 Annex Fig. 15-2: T ype 2423 Valve, DN 125 to 250 · Balanced by a bellows EB 3013 EN 15-3...
  • Page 84 Annex Legend for Fig. 15-3 Restriction 18 Plug 51 Stud Compression spring 19 Screw 52 Hex nut 10 Diaphragm plate 20 Body 53 Screw plug 11 Diaphragm 21 Guide cap 81 Nut 12 Castle nut 22 Label 82 Hex nut 13 Washer 27 Bonnet 94 Stem 14 Plug stem 34 Ring...
  • Page 85 Annex Legend for Fig. 15-4 Restriction 21 Nipple 49 Screw plug Seat 24 Nut 50 Screw plug Diaphragm case 38 Diaphragm plate 51 Stud 11 Cap 39 Diaphragm plate 52 Hex nut 12 Body 42 Clamping disk 53 Hex nut 17 Label 46 Seal 54 Hex nut 19 Plug 47 Diaphragm...
  • Page 86 Annex Legend for Fig. 15-5 Diaphragm case assembly Bolt Diaphragm case assembly Diaphragm stem with excess pressure Adhesive label + limiter and diaphragm Adhesive label - Coupling nut 28…31 Compression spring Spring plate Nameplate Diaphragm Screw joint with restriction 28…31 Fig. 15-5: T ype 2428 Diaphragm Actuator, DN 15 to 250 15-6 EB 3013 EN...
  • Page 87 Annex Legend for Fig. 15-6 Diaphragm case assembly Adhesive label + Diaphragm case assembly Adhesive label - Nipple Nameplate Guide nipple Nut of set point adjuster Diaphragm stem with excess pressure 27…29 Set point springs limiter and diaphragm Compression spring Force limiter Spring plate Coupling nut Axial needle bearing Bolt Washer...

  • Page 88: After-Sales Service

    E-mail address You can reach our after-sales service at aftersalesservice@samsongroup.com. Addresses of SAMSON AG and its subsid- iaries The addresses of SAMSON, its subsidiaries, representatives and service facilities world- wide can be found on our website (u www.samsongroup.com) or in all SAMSON product catalogs. Required specifications Please submit the following details: −...
  • Page 92 EB 3013 EN SAMSON AKTIENGESELLSCHAFT Weismüllerstraße 3 · 60314 Frankfurt am Main, Germany Phone: +49 69 4009-0 · Fax: +49 69 4009-1507 samson@samsongroup.com · www.samsongroup.com...

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