Samson 3770 Mounting And Operating Instructions
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Samson 3770 Mounting And Operating Instructions

Ex d/ex i field barrier
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EB 8379 EN
Translation of original instructions
Type 3770 Ex d/Ex i Field Barrier
Edition July 2020

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  • Page 1 EB 8379 EN Translation of original instructions Type 3770 Ex d/Ex i Field Barrier Edition July 2020...
  • 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

    Connect the electrical power supply ..............5-2 Operation ....................6-1 Malfunction ....................7-1 Emergency action ..................7-2 Servicing....................8-1 8.1 Periodic inspection and testing of the field barrier ..........8-2 Decommissioning ..................9-1 Removal ....................10-1 Repairs ....................11-1 11.1 Returning devices to SAMSON ..............11-1 Disposal ....................12-1 Certificates ....................13-1 Annex......................14-1 14.1 After-sales service ..................14-1 EB 8379 EN...
  • Page 4 EB 8379 EN...

  • Page 5: Safety Instructions And Measures

    Therefore, operators must ensure that it is only used in applications where the operating conditions correspond to the technical data. In case operators intend to use the field barrier 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 Operating personnel must read and understand these mounting and operating instructions as well as the specified hazard statements, warning and caution notes. Furthermore, the operat- ing personnel must be familiar with the applicable health, safety and accident prevention regulations and comply with them. Referenced standards and regulations The Type 3770-1 with a CE marking fulfills the requirements of the Directives 2014/30/EU, 2014/34/EU and 2011/65/EU. The declaration of conformity is included at the end of these instructions. The Type 3770-1 with an EAC marking fulfills the requirements of Regulation TR CU 012/2011. The TR CU certificate is included at the end of these instructions.

  • Page 7: 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 of the components on which the field barrier is mounted (positioner, i/p converter, solenoid valve, limit switch) 1.1 Notes on possible severe personal injury DANGER Risk of fatal injury due to the ignition of an explosive atmosphere. Incorrect installation, operation or maintenance of the field barrier in potentially explo- sive atmospheres may lead to ignition of the atmosphere and ultimately to death, even with a harmless supply voltage.

  • Page 8: Notes On Possible Personal Injury

    Safety instructions and measures 1.2 Notes on possible personal injury WARNING Crush hazard arising from moving parts on the valve and actuator. Control valves contain moving parts (actuator and plug stem), which can injure hands or fingers if inserted into the valve. Î Do not touch any moving valve parts while the control valve is in operation. Î...

  • Page 9: Markings On The Device

    II 2 D Ex tb IIIC T 80 °C IP 66 * See technical data and explosion-protection certificate for permissible ambient temperature and maximum values for connection to certified intrinsically safe circuits. Model 3770 - 1 Var-ID Serial no. Input not intrinsically safe...

  • Page 10: Article Code

    Markings on the device 2.2 Article code Field barrier acc. to ATEX Type 3770- 1 x x x 0 x x x 3 channels: 4 to 20 mA, floating and 2 circuits according to EN 60947-5-6 3 channels: 4 to 20 mA, non-floating and 2 circuits according to EN 60947-5-6 Electrical connections ½ NPT female thread (aluminum) M20x1.5 female thread (stainless steel) Enclosure material Die-cast aluminum Stainless steel (AISI 316) Special version Without 0 0 0...

  • Page 11: Design And Principle Of Operation

    The field barrier is suitable for operating po- Channel 1 of the field barrier is especially sitioners, i/p converters, solenoid valves or designed for transmitting analog signals in limit switches. Fig. 3-1 shows an example of the range of 4 to 20 mA, but it also trans- connection with SAMSON positioners. mits the HART protocol. ® Devices with HART communication need an ® Channels 2 and 3 are intended for con- adaptation, which is available e.g. with trolling limit contacts according to Type 3730-3 and Type 3730-6 Positioners.
  • Page 12 Design and principle of operation Ex i field unit Ex d enclosure Ex (i) Non Ex (i) Analog control signal Safe area Hazardous area Ex d housing Ex i field unit Non Ex (i) Ex i Analog control signal Ex i Non Ex (i) Binary signal Non Ex (i) Ex i Binary signal Fig. 3-1: Examples of connections with SAMSON positioners EB 8379 EN...

  • Page 13: Technical Data

    5.7 V/20 mA Perm. ambient temperature –45 °C ≤ t ≤ +60 °C T6 Degree of protection IP 65 according to DIN EN 60529 Dimensions Refer to Fig. 3-2 Enclosure material Die-cast aluminum, painted or stainless steel (AISI 316) Table 3-1: Explosion protection certificates Type Certification Type of protection 3770 On request 1Ex d[ia] Number PTB 98 ATEX 1025 X EC type examina- 3770-1 II 2G Ex d[ia] IIC T6 Gb tion certificate Date 2004-01-14 EB 8379 EN...
  • Page 14 Design and principle of operation Ø90 M20x1.5 ½ NPT (aluminum) M20x1.5 (stainless steel) Fig. 3-2: Dimensions in mm EB 8379 EN...

  • Page 15: Shipment And On-Site Transport

    SAMSON and the forwarding agent Î Observe the storage instructions. (refer to delivery note). Î Avoid long storage times. Î Contact SAMSON in case of different 4.2 Removing the packaging storage conditions. from the field barrier Observe the following sequence: Note Î...
  • Page 16 Shipment and on-site transport Storage instructions − Protect the field barrier against external influences (e.g. impact, shocks, vibra- tion). − Do not damage the corrosion protection (coating). − Protect the field barrier against moisture and dirt. In damp spaces, prevent con- densation. If necessary, use a drying agent or heating. − Observe storage temperature depending on the permissible ambient temperature (see the 'Design and principle of opera- tion' section).

  • Page 17: Installation

    Installation 5 Installation Proceed as follows: Î Lay out the necessary material and tools The work described in this section is only to to have them ready during installation be performed by personnel appropriately work. qualified to carry out such tasks. Î Put the control valve out of operation by disconnecting and locking the supply WARNING and control signal.

  • Page 18: Connect The Electrical Power Supply

    Equipotential bonding system Î For electrical installation, observe the rel- evant electrotechnical regulations and The individual current circuits of the the accident prevention regulations that Type 3770 Field Barrier are electrically con- apply in the country of use. nected with internal and external equipoten- Valid regulations in Germany: tial bonding terminals.
  • Page 19 Î Do not use cable entries and blanking plugs of simple construction. Ex ia Ex ia Ex ia Ex ia Ex ia Ex ia Equipotential bonding Equipotential terminal bonding terminal Fig. 5-1: Type 3770-1310 (left), Channel 1 floating Type 3770-1410 (right), Channel 1 non-floating EB 8379 EN...
  • Page 20 Installation Connection with type of protection Ex e Î Use the yellow/green cable to connect according to EN 60079-7 the equipotential bonding terminal of the field barrier to the equipotential bonding Î Use cable entries and blanking plugs that terminal of the device to be connected. are certified according to type of protec- tion Ex e and possess a separate test cer- Î Insulate free wire ends of unused chan- tificate.
  • Page 21 Installation Field barrier mounted on the Type 3767 Positioner –12 < _10V –42 –52 –82 < _10V –42 –52 –82 Field barrier mounted on Types 3730-1/-2/-3/-6 Positioners –12 –42 –84 –52 –84 Field barrier mounted on the Type 3780 Positioner –12 < _ 10V –42 –52 –82...
  • Page 22 EB 8379 EN...

  • Page 23: Operation

    Special settings for start-up are not required. Î Do not put the field barrier back into service when it has been activated (intrinsically safe current circuit has been switched off). In this case, contact SAMSON's After- sales Service: aftersalesservice@samsongroup.com EB 8379 EN...
  • Page 24 EB 8379 EN...

  • Page 25: Malfunction

    Malfunction 7 Malfunction WARNING The work described in this section is only to Crush hazard arising from moving parts on be performed by personnel appropriately the valve and actuator. qualified to carry out such tasks. Î Do not touch any moving valve parts while the control valve is in operation. Î...

  • Page 26: Emergency Action

    Malfunction 7.1 Emergency action Plant operators are responsible for emergen- cy action to be taken in the plant. Emergency action in the event of valve failure is described in the associated valve documentation. EB 8379 EN...

  • Page 27: Servicing

    Servicing 8 Servicing WARNING The work described in this section is only to Crush hazard arising from moving parts on be performed by personnel appropriately the valve and actuator. qualified to carry out such tasks. Î Do not touch any moving valve parts while the control valve is in operation. Î...

  • Page 28: Periodic Inspection And Testing Of The Field Barrier

    Servicing 8.1 Periodic inspection and NOTICE testing of the field barrier The field barrier was checked by SAMSON before it left the factory. We recommend inspection and testing − The product warranty becomes void if according to Table 8-1 at the minimum.

  • Page 29: Decommissioning

    Decommissioning 9 Decommissioning WARNING The work described in this section is only to Crush hazard arising from moving parts on be performed by personnel appropriately the valve and actuator. qualified to carry out such tasks. Î Do not touch any moving valve parts while the control valve is in operation. Î...
  • Page 30 EB 8379 EN...

  • Page 31: Removal

    Removal 10 Removal The work described in this section is only to be performed by personnel appropriately qualified to carry out such tasks. DANGER Risk of fatal injury due to the ignition of an explosive atmosphere. Î For mounting and electrical installation in hazardous areas, observe the explosion protection approvals as well as the relevant electrotechnical regulations and the accident prevention regulations that...
  • Page 32 10-2 EB 8379 EN...

  • Page 33: Repairs

    NOTICE Risk of damage to the field barrier due to incorrect service or repair work. Î Do not perform any repair work on your own. Î Contact SAMSON's After-sales Service for repair work. 11.1 Returning devices to SAMSON Defective field barriers can be returned to SAMSON for repair.
  • Page 34 11-2 EB 8379 EN...

  • Page 35: Disposal

    Disposal 12 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 36 12-2 EB 8379 EN...

  • Page 37: Certificates

    Certificates 13 Certificates The following certificates are included on the next pages: − EU declaration of conformity for Type 3770-1 − TR CU certificate for Type 3770-1 − EC type examination certificate for Type 3770-1 The certificates shown were up to date at the time of publishing. The latest certificates can be found on our website: u www.samsongroup.com > Products & Applications > Product selector > Valve accessories > Type 3770-1 EB 8379 EN 13-1...
  • Page 38 Für das folgende Produkt / For the following product / Nous certifions que le produit Feldbarriere Ex d / Ex i / Field barrier Ex d / Ex i / Boîtier de connexion Ex d/ Ex i Typ/Type/Type 3770-1... entsprechend der EU-Baumusterprüfbescheingung PTB 98 ATEX 1025 X ausgestellt von der/ according to the EU Type Examination PTB 98 ATEX 1025 X issued by/ établi selon le certificat CE d’essais sur échantillons PTB 98 ATEX 1025 X émis par:...
  • Page 39 EB 8379 EN 13-3...
  • Page 40 13-4 EB 8379 EN...
  • Page 41 EB 8379 EN 13-5...
  • Page 42 13-6 EB 8379 EN...
  • Page 43 EB 8379 EN 13-7...
  • Page 44 13-8 EB 8379 EN...
  • Page 45 EB 8379 EN 13-9...
  • Page 46 13-10 EB 8379 EN...
  • Page 47 EB 8379 EN 13-11...
  • Page 48 13-12 EB 8379 EN...

  • Page 49: Annex

    You can reach our after-sales service at af- tersalesservice@samsongroup.com. Addresses of SAMSON AG and its subsid- iaries The addresses of SAMSON AG, its subsid- iaries, representatives and service facilities worldwide can be found on our website (www.samsongroup.com) or in all SAMSON product catalogs.
  • Page 50 14-2 EB 8379 EN...
  • Page 52 EB 8379 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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