Samson 43-2 Mounting And Operating Instructions
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Samson 43-2 Mounting And Operating Instructions

Temperature regulators
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EB 2171 EN
Translation of original instructions
Type 43-2 · Red brass body
Type 43-1 · Stainless steel
with welding ends
body with female thread
Type 43-2 · Spheroidal graphite
iron body with flanges
Type 43-7 · Spheroidal
Type 43-5 · Red brass body
Type 43-7 · Red brass body
graphite iron body with
with female thread
with welding ends
flanges
Types 43-1, 43-2, 43-5 and 43-7 Temperature Regulators
Self-operated Regulators
Edition April 2022

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Summary of Contents for Samson 43-2

  • Page 1 Type 43-2 · Spheroidal graphite iron body with flanges Type 43-7 · Spheroidal Type 43-5 · Red brass body Type 43-7 · Red brass body graphite iron body with with female thread with welding ends flanges Types 43-1, 43-2, 43-5 and 43-7 Temperature Regulators Self-operated Regulators Edition April 2022...
  • 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 ............1-4 Notes on possible personal injury ..............1-5 Markings on the device ................2-1 Valve nameplate ..................2-1 Nameplate of control thermostat ..............2-2 Location of the nameplate on valve and control thermostat ......2-2 Material identification number ..............2-3 Design and principle of operation ...............3-1 Additional fittings ..................3-3...
  • Page 4 Preparing the valve for service work .............9-4 Installing the regulator after service work ............9-4 Service work....................9-4 Cleaning and exchanging the seat and plug ..........9-4 9.4.1 Types 43-1 and 43-2 ..................9-5 9.4.2 Types 43-5 and 43-7 ..................9-6 Ordering spare parts and operating supplies ..........9-6 Decommissioning ..................10-1 Removal ....................11-1...

  • 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 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.
  • Page 7 Safety instructions and measures Responsibilities of the operator Operators are responsible for proper use and compliance with the safety regulations. Opera- tors are obliged to provide these mounting and operating instructions as well as the refer- enced documents to the operating personnel and to instruct them in proper operation. Fur- thermore, operators must ensure that operating personnel or third parties are not exposed to any danger.

  • Page 8: Notes On Possible Severe Personal Injury

    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 2430 Control Thermostat u EB 2430 e.g. Type 2403 Safety Temperature Monitor (STM) u EB 2183 Type 2439 Safety Temperature Limiter (STL) e.g.

  • Page 9: Notes On Possible Personal Injury

    WARNING 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 indi- cated on the SAMSON delivery note.
  • Page 10 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 2171 EN...
  • Page 11 Risk of regulator damage due to the use of unsuitable tools. Certain tools are required to work on the regulator. Î Only use tools approved by SAMSON. When in doubt, consult SAMSON. Risk of the process medium being contaminated through the use of unsuitable lubri- cants and/or contaminated tools and components.
  • Page 12 Î Do not dismantle the regulator. Î Only perform allowed activities on the regulator. Î Contact SAMSON's After-sales Service before replacing spare parts. Note SAMSON's After-sales Service can support you concerning lubricant, tightening torques and tools approved by SAMSON. EB 2171 EN...

  • Page 13: Markings On The Device

    2 Markings on the device 2.1 Valve nameplate Nameplate on bodies made of red brass or spheroidal graphite iron 1 Type designation SAMSON 2 Model number 3 Material number and device index 4 Order number or year of manufacture 6 Perm. temperature in °C/°F 7 Perm.

  • Page 14: Nameplate Of Control Thermostat

    Markings on the device 2.2 Nameplate of control thermostat 1 Model number 2004 2 Type designation 0062 3 Material number 4 CE marking 5 Temperature range in °C and °F Register number (type test according to DIN EN 14597) Fig. 2-2: Nameplate of the control thermostat 2.3 Location of the nameplate on valve and control thermostat Type 2431/2432/2435/3437 Type 2432/2437 (spheroidal...

  • Page 15: Material Identification Number

    Markings on the device 2.4 Material identification number The material of the Types 2431, 2432, 2435 and 2437 Valves is indicated on the body. Specifying the material number, you can contact us to find out more details. The mate- rial number is specified on the nameplate (‘Material number and device index’/3).
  • Page 16 Markings on the device EB 2171 EN...

  • Page 17: Design And Principle Of Operation

    As a result, the temperature set point Î See Fig. 3-1 is changed. The regulators consists of a Type 2431 The Types 43-1, 43-2, 43-5 and 43-7 Regu- (Type 43-1), Type 2432 (Type 43-2), lators are suitable for plants to be heated. Type 2435 (Type 43-5) or Type 2437 The valves close when the temperature rises.
  • Page 18 Design and principle of operation Type 43-2 Type 43-1 Type 43-7 Type 43-5 Type 2431 Valve (female Type 2437 Valve (male Type 2435 Valve Type 2432 Valve (male thread) thread) thread) (female thread) 44 Operating bellows 45 Pin of operating element 46 Operating element 47 Capillary tube Type 2430 Control Thermostat...

  • Page 19: Additional Fittings

    Î See Fig. 3-2 regulator to monitor the temperature prevail- Strainers ing in the plant. We recommend installing a SAMSON Bypass and shut-off valves strainer (2) upstream of the valve. It prevents We recommend installing a shut-off valve (1 solid particles in the process medium from and 6) both upstream of the strainer and damaging the regulator.

  • Page 20: Technical Data

    Design and principle of operation 3.2 Technical data Conformity The Types 43-1, 43-2, 43-5 and 43-7 Regu- The regulator nameplate provides informa- lators bear both the CE and EAC marks of tion on the regulator version (see the 'Mark- conformity. ings on the device' section).
  • Page 21 Dimensions and weights Depending on how the regulator is config- Table 3-4 provides a summary of the dimen- ured, the Types 43-1 and 43-2 Regulators sions and weights. The lengths and heights can be used up to max. 150 °C/300 °F and in the dimensional drawings are shown on the Types 43-5 and 43-7 Regulators can be...
  • Page 22 Thermowell Copper or stainless steel 1.4310 Type 43-2 with flanged body valve (DIN only) For Type 43-1 and Type 43-2 with flanged valve body For oils (ASTM I, II, III): FKM soft seal When K = 0.4 and 1.0: 1.4305 EB 2171 EN...
  • Page 23 Type 2432 and Type 2437 Valves (welding ends and threaded ends) Length L1 for welding ends Length L2 for threaded ends Type 43-2 Height H Type 43-7 Weight Type 43-2 with bulb sensor and thermowell (approx. kg)  1) Type 43-7 with bulb sensor and thermowell (approx. kg)  1)
  • Page 24 DN 40 DN 50 Length L3 Type 43-2 Height H Type 43-7 EN-GJS-400-18-LT Height H2 1.4404 – – Weight Type 43-2 with bulb sensor and 14.1  2)  2) thermowell (approx. kg)  1) Type 43-7 with bulb sensor and 14.1 thermowell (approx. kg)  1) Type 2430 Control Thermostat...
  • Page 25 Design and principle of operation Dimensional drawings Ød Ød Thermowell Packing Type 43-2 (red brass) · Type 43-1 · Female Type 43-1 · Female Type 43-2 · Flanged Valve with male thread and control thermostat thread (red brass) thread (stainless steel) valve body (spheroidal graphite iron) Type 43-2 and Type 43-7...
  • Page 26 Design and principle of operation 3-10 EB 2171 EN...

  • Page 27: Shipment And On-Site Transport

    Report any damage to regulator (e.g. to install it into the pipeline). SAMSON and the forwarding agent Î Leave the regulator in its transport con- (refer to delivery note). tainer or on the pallet to transport it.

  • Page 28: Storing The Regulator

    Î Observe the storage instructions. Special storage instructions for elastomers Î Avoid long storage times. Elastomer, e.g. O-rings Î Contact SAMSON in case of different Î We recommend a storage temperature of storage conditions or longer storage 15 °C/60 °F for elastomers.

  • Page 29: 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 30 Mounting orientation If the sensor is to be used with a thermowell, For gases and liquids above only use original SAMSON thermowells. 80 °C/175 °F and steam Weld a welding socket with G ½ or G ¾ fe- male thread (to match the screw gland) at the place of installation.

  • Page 31: Preparation For Installation

    Installation temperature etc.). See the 'Markings on Note the device' section for nameplate details. Do not damage or shorten the capillary − The requested or required additional fit- tube. Roll up any capillary tube that is not tings have been installed or prepared as used.
  • Page 32 Installation Table 5-1: Dynamic behavior of Type 2430 Control Thermostat (adsorption principle) Type 2430 Sensor Ø Time constant [s] Without thermowell With thermowell 9.5 mm/0.37 inch Adsorption principle 16 mm Air sensor –  1) Thermowell not possible Table 5-2: Inlet and outlet lengths min. min. a x DN b x DN Inlet length...

  • Page 33: Mounting

    Risk of regulator damage due to the use of tor are delivered separately. The activities unsuitable tools. listed below are necessary for installation Î Only use tools approved by SAMSON and before start-up of the regulator. (see 'Tools' in Annex). NOTICE...

  • Page 34: Installing The Regulator

    Installation 5.3.1 Installing the regulator 5.4 Testing the regulator 1. Close the shut-off valves upstream and DANGER downstream of the regulator while the regulator is being installed. Risk of bursting due to incorrect opening of pressurized equipment or components. 2. Remove the protective caps from the Regulators and pipelines are pressure equip- valve ports of valve with flanges before ment that may burst when handled incor-...

  • Page 35: Leak Test

    Î Wear protective clothing and safety regulator. gloves. 6. Rework any parts that leak and repeat the leak test. SAMSON regulators are delivered ready for use. To test the regulator functioning before 5.4.2 Pressure test start-up or putting back the regulator into...

  • Page 36: Insulation

    Installation Î Make sure that the pressure rises simulta- temperature and the ambient conditions. neously upstream and downstream of the 50 mm is a typical thickness. regulator to avoid damaging the balanc- ing bellows/plug. 5.5 Insulation To insulate cold systems, we recommend first filling the plant and carefully rinsing it.

  • Page 37: Start-Up

    Start-up 6 Start-up NOTICE NOTICE The work described in this section is only to Risk of overheating due to excessive ambi- be performed by personnel appropriately ent temperatures or insufficient heat dissi- qualified to carry out such tasks. pation when components are insulated. −...

  • Page 38: Start-Up And Putting The Device Back Into Operation

    Start-up 6.1 Start-up and putting the 6.1.2 Starting up the plant device back into operation when vapors are controlled 1. Depending on the field of application, allow the regulator to cool down or 1. Completely drain and dry steam lines to warm up to reach ambient temperature prevent water hammering.

  • Page 39: Operation

    Operation 7 Operation 7.1 Adjusting the temperature set point Immediately after completing start-up or placing the regulator back into service (see Adjust the required set point by turning the the 'Start-up' section), the regulator is ready set point adjuster (43) by hand. The adjust- for use.
  • Page 40 Operation Types 43-1, 43-2, 43-5 and 43-7 (DIN) Set point ranges for G ½ to G 1 and Set point ranges for DN 32 to 50 DN 15 to 25 with sensor Ø9.5 mm with sensor Ø 16 mm °C °C 70…150 70…150 50…120 50…120 40…100 40…100 25…70...

  • Page 41: Malfunctions

    Recommended action Î Clean the seat and plug. Seat and plug are worn or leak. Î Replace the damaged seat and plug. Î Contact SAMSON's After-sales Service. Î Remove foreign particles. Foreign particles blocking the plug Î Replace damaged parts.
  • Page 42 Î Install larger regulator, if necessary. Valve seal defective Leak between con- Î Replace defective plug. trol thermostat and Î Contact SAMSON's After-sales Service. valve Note Contact SAMSON's After-sales Service for malfunctions not listed in the table. EB 2171 EN...

  • Page 43: Emergency Action

    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.
  • Page 44 Malfunctions EB 2171 EN...

  • Page 45: Servicing

    Servicing 9 Servicing WARNING The regulator does not require any mainte- Risk of burn injuries due to hot or cold nance. Nevertheless, it is subject to natural components and pipeline. wear, particularly at the seat, plug and con- Regulator components and the pipeline may trol thermostat.
  • Page 46 Types 43-2 and 43-7 NOTICE Risk of regulator damage due to the use of Types 2432 and 2437 Valves unsuitable tools. Î Only use tools approved by SAMSON (see 'Tools' in Annex). NOTICE Risk of regulator damage due to the use of unsuitable lubricants.
  • Page 47 Servicing Type 43-2 Type 43-1 Type 43-7 Type 43-5 Type 2431 Valve (female Type 2437 Valve (male Type 2435 Valve Type 2432 Valve (male thread) thread) thread) (female thread) 44 Operating bellows 45 Pin of operating element 46 Operating element 47 Capillary tube Type 2430 Control Thermostat 48 Temperature sensor...

  • Page 48: Preparing The Valve For Service Work

    Always replace both the seat and plug. 9.2 Installing the regulator Note after service work SAMSON's After-sales Service can support Î Put the regulator back into operation (see you concerning lubricant, tightening torques the 'Start-up' section). Make sure the re- and tools approved by SAMSON.

  • Page 49: Types 43-1 And 43-2

    4. Install the valve into the pipeline. new one. 5. Fasten the control thermostat on the valve 6. Unscrew the seat (5) using a seat wrench using the coupling nut (40). if the seat facing is damaged. Contact SAMSON concerning the special tool. EB 2171 EN...

  • Page 50: Types 43-5 And 43-7

    6. Thoroughly clean the seat and plug. If Contact your nearest SAMSON subsidiary the plug or balancing bellows/piston is or SAMSON's After-sales Service for infor- damaged, replace the entire unit with a mation on spare parts, lubricants and tools. new one.

  • Page 51: 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 dis- qualified to carry out such tasks. charged. Î Do not loosen the external control line while the valve is pressurized.
  • Page 52 Decommissioning To decommission the regulator for service work or disassembly, proceed as follows: 1. Close the shut-off valve (1 and 6) on the downstream and upstream side of the regulator. 2. Close any shut-off valve installed on the downstream and upstream side of the sensor if a thermowell is not used.

  • Page 53: Removal

    Removal 11 Removal 11.1 Removing the control thermostat The work described in this section is only to be performed by personnel appropriately 1. Pull the sensor out of the thermowell. In qualified to carry out such tasks. cases where a thermowell is not used, unscrew the screw gland and pull out the WARNING sensor.
  • Page 54 Removal 11-2 EB 2171 EN...

  • Page 55: Repairs

    Î Do not perform any repair work on your outside of your shipment so that the own. documents are clearly visible. Î Contact SAMSON's After-sales Service 7. Send the shipment to the address given for repair work. on the RMA.
  • Page 56 Repairs 12-2 EB 2171 EN...

  • Page 57: Disposal

    Disposal 13 Disposal We are registered with the German national register for waste electric equipment (stiftung ear) as a producer of electrical and electronic equipment, WEEE reg. no.: DE 62194439 Î Observe local, national and internation- al refuse regulations. Î Do not dispose of components, lubricants and hazardous substances together with your other household waste.
  • Page 58 Disposal 13-2 EB 2171 EN...

  • Page 59: 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 2171 EN 14-1...
  • Page 60 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 Temperaturregler/Valves for temperature regulators Typ/Type 2431, 2432, 2435, 2436, 2437 (Erz.-Nr./Model No. 2710) die Konformität mit nachfolgender Anforderung/the conformity with the following requirement.
  • Page 61 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 Temperaturregler/Valves for temperature regulators Typ/Type 2111, 2121, 2431, 2432, 2435, 2436, 2437 (Erz.-Nr./Model No. 2710), 2433, 2118 (2713), 2119 (2803), 2111, 2121 (2811), 2114 (2814) die Konformität mit nachfolgender Anforderung/the conformity with the following requirement.
  • Page 62 Certificates 14-4 EB 2171 EN...

  • Page 63: Annex

    9932-3322 G ½ to G 1 · DN 15 to 25 ½ NPT to 1 NPT Seat wrench Seat bore 20 1280-3013 DN 32 to 50 Seat bore 40 1280-3014 15.3 Lubricant SAMSON's After-sales Service can support you concerning lubricants and sealants ap- proved by SAMSON. EB 2171 EN 15-1...

  • Page 64: Spare Parts

    Annex 15.4 Spare parts Types 2431 and 2432 Valves Red brass body · DN 32 to 50 15.4.1 Type 2431 and Spheroidal graphite iron body Type 2432 Flanges · DN 32 to 50 Types 2431 and 2432 Valves Red brass body · G ½ to 1 · DN 15 to 25 Stainless steel body · G ½ to 1 · ½ to 1 NPT Spheroidal graphite iron body Flanges · DN 15 to 25 Stainless steel body · Flanges · DN 15 to 25...

  • Page 65: Type 2435 And Type 2437

    Annex 15.4.2 Type 2435 and Types 2435 and 2437 Valves Type 2437 Red brass body · DN 32 to 50 Spheroidal graphite iron body Flanges · DN 32 to 50 Types 2435 and 2437 Valves Red brass body · G ½ to 1 · DN 15 to 25 Spheroidal graphite iron body Flanges · DN 15 to 25 Plug assembly Valve body Seat Seal...

  • Page 66: 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 worldwide can be found on our website (u www.samsongroup.com) or in all...
  • Page 68 EB 2171 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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