Samson 4747 Mounting And Operating Instructions Download Page 37 | Manualshive

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EB 4747 EN

37

Servicing

7.2

Preparation for return

shipment

Defective limit switches can be returned to
SAMSON for repair.

Proceed as follows to return devices to

SAMSON:
1.

Put the control valve out of operation.

See associated valve documentation.

2.

Remove the limit switch (see section 9).

3.

Proceed as described on our website at

www.samsongroup.com > Service &

Support > After-sales Service > Returning

goods.

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Summary of Contents for 4747

Page 1: ...Translation of original instructions EB 4747 EN Edition September 2022 Type 4747 Limit Switch...

Page 2: ...st 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...

Page 3: ...20 4 Measures for preparation 21 4 1 Unpacking 21 4 2 Transporting 21 4 3 Storage 21 5 Mounting 21 5 1 Mounting orientation 22 5 2 Lever and pin position 22 5 3 Direct attachment to Type 3277 and Typ...

Page 4: ...osion protected devices 36 7 2 Preparation for return shipment 37 8 Malfunctions 38 8 1 Emergency action 39 9 Decommissioning and removal 39 9 1 Decommissioning 39 9 2 Removing the limit switch 39 9 3...

Page 5: ...for limits and fields of application as well as possible uses Reasonably foreseeable misuse The Type 4747 Limit Switch is not suitable for the following applications Use outside the limits defined dur...

Page 6: ...ure or by moving parts by taking appropriate precautions Plant operators and operating personnel must observe all hazard statements warning and caution notes in these mounting and operating instructio...

Page 7: ...e Regulations Type 4747 TR CU 020 2011 Types 4747 113 213 813 TR CU 012 2011 with the applicable GOST standards 31610 0 2014 IEC 60079 0 2011 31610 11 2014 IEC 60079 11 2011 IEC 60079 1 2011 31610 15...

Page 8: ...use EN 60079 14 applies in Europe Do not connect the electrical supply before mounting is completed Installation operation or maintenance of the limit switch must only be performed by personnel with...

Page 9: ...umatic air supply as well as the control signal 1 3 Notes on possible property damage NOTICE An incorrect electrical power supply will damage the limit switch The Type 4747 Limit Switch is designed to...

Page 10: ...ELECTROSTATIC CHARGING HAZARD 3 2 4 5 1 6 SAMSON AG D 60314 Frankfurt Made in Germany Var ID Serial no Model 4747 SAMSON 4747 Reed magnetic switch See EU Type Examination Certificate for further valu...

Page 11: ...rep T4 Ex tD A21 IP66 T80 C 2 1 1 CCC Ex Ex d IIC T4 T6 Gb Ex tD A21 IP66 T80 C 2 1 2 NEPSI Ex d IIC T4 T6 Gb DIP A21 Ta T4 T6 2 1 2 EAC Ex 1Ex d IIC T6 T5 T4 Gb X Ex tb IIIC T80 C Db X 2 1 3 TR CMU...

Page 12: ...th gold contacts 40 to 80 C 1 2 Number of contacts 1 1 2 2 Switching angle 100 adjustable 0 Electrical connection M20x1 5 1 NPT 2 Degree of protection IP 66 0 Ambient temperature 1 25 to 80 C 65 C in...

Page 13: ...ed to control the inductive contacts see section 6 6 The limit switch has adjustable metal tags 3 on the shaft 4 When the tag 3 is inside the magnetic field of the NAMUR proximity switch the proximity...

Page 14: ...14 EB 4747 EN Design and principle of operation 2 3 4 1 1 Terminal block 2 Adjustment screw 3 Cam disk or metal tag 4 Shaft Fig 1 Type 4747 Limit Switch...

Page 15: ...for Ex d instrumentation Table 2 Mounting kits Designation Order no Attachment according to VDI VDE 3845 level 2 heavy duty version 1400 9974 Attachment according to VDI VDE 3845 level 1 light version...

Page 16: ...25 120 175 240 350 15 M 35 355 700 750 30 M 50 Attachment according to IEC 60534 6 NAMUR rib SAMSON valves with Type 3271 Actu ator Other control valves Required le ver Assigned pin posi tion Actuato...

Page 17: ...nt temperature 25 to 80 C Electrical connection M20x1 5 or NPT Degree of protection IP 66 Weight Approx 0 65 kg Type 4747 xxx1 Electric Limit Switch Specifications apply to silver and gold plated cont...

Page 18: ...protection comments 4747 110 ATEX 1 Number PTB 12 ATEX 2020 II 2G Ex ia IIC T6 Gb II 2D Ex ia IIIC T85 C Db IP66 II 2D Ex tb IIIC T85 C Db IP66 Date 2013 04 26 4747 113 EAC Ex Number RU C DE AA87 B 00...

Page 19: ...A Number 70004607 Class I Div 1 2 Groups A B C D Class II Div 1 2 Groups E F G Class III Class I Zone 1 Ex d IIC T6 T4 Class II Zone 21 Ex tb IIIC T85 C Type 4X IP66 Date 2016 06 02 4747 810 ATEX 1 Nu...

Page 20: ...20 EB 4747 EN Design and principle of operation 3 7 Dimensions in mm 94 77 40 99 80 30...

Page 21: ...tch against moisture and dirt Observe transport temperature depend ing on the permissible ambient tempera ture see technical data in section 3 5 4 3 Storage Risk of damage to the limit switch due to i...

Page 22: ...limit switch and the pin insert ed into the lever The travel tables sec tion 3 4 on page 16 show the maximum adjustment range at the limit switch The travel that can be implemented at the valve is ad...

Page 23: ...unscrew the cover 5 Place the limit switch onto the mounting plate so that the follower pin rests on the top of the follower clamp 4 The lever must rest on the follower clamp with spring force Fasten...

Page 24: ...7 EN Mounting 1 Mounting plate 2 Fastening screw 3 Fastening screw 4 Follower clamp 5 Fastening screw 6 Cover 7 Vent plug 1 6 2 5 4 3 7 M lever Fig 3 Mounting onto Type 3277 Actuator and Type 3277 5 A...

Page 25: ...the stop screw into the enclosure cover and unscrew the cover 3 Fasten the limit switch on the bracket 2 4 Screw the two bolts 3 to the bracket of the stem connector place the follower plate 4 on top...

Page 26: ...7 8 3 1 10 9 1 Fastening screw 2 Bracket 3 Bolt 4 Follower plate 5 XL lever 6 L lever 7 Follower pin with XL lever 1992 1825 8 Nut 9 Disk spring 10 Tab washer M lever XL lever L lever Fig 4 Attachment...

Page 27: ...S lever 6 from the accessories and mount it onto the limit switch Screw the follower pin into the pin posi tion 17 2 Fasten the limit switch on the bracket 3 3 Place follower clamp 1 on the valve ste...

Page 28: ...28 EB 4747 EN Mounting 4 3 5 6 7 1 2 1 Follower clamp 2 Follower pin 3 Bracket 4 Nut 5 Disk spring 6 Lever 7 Tab washer 8 Nut Fig 5 Attachment to Type 3510 Micro flow Valve...

Page 29: ...0 mm depending on the actuator size Position the top pair of brackets 5 and fasten 5 Unscrew the standard follower pin from the limit switch s M lever 1 Use the metal follower pin 5 mm included in the...

Page 30: ...EN Mounting 1 Lever 2 Follower clamp 3 Coupling wheel 4 Bottom pair of brackets 5 Top pair of brackets 6 Mounting plate 6 5 1 3 2 4 Fig 6 Attachment to rotary actuators according to VDI VDE 3845 ligh...

Page 31: ...uired for the actuator size 4 Stick adhesive label onto the coupling wheel 5 in such a manner that the yel low part of the sticker is visible in the window of the housing when the valve is OPEN Adhesi...

Page 32: ...47 EN Mounting 1 Lever 2 Mounting plate 3 Screw 4 Disk spring 5 Stem connector 6 Adapter 7 Enclosure 8 Spacer 2 3 5 7 8 1 4 6 Fig 7 Attachment to rotary actuators according to VDI VDE 3845 heavy duty...

Page 33: ...proof en closures while they are energized The Type 4747 Limit Switch is designed to operate under exactly defined electrical conditions Only connect the limit switch to a suitable power supply after...

Page 34: ...165 Part 1 for installation of the in trinsically safe circuits WARNING Clause 12 2 2 7 applies when running multi core cables and wires with more than one intrinsically safe circuit The radial thickn...

Page 35: ...nder normal operating conditions 6 5 Cable entry The threaded connection for the terminal compartment is designed with an M20x1 5 or NPT thread The screw terminals are designed for wire cross sections...

Page 36: ...e routine test is documented by attaching a mark of conformity to the device Inspection by a qualified inspector is not re quired if the manufacturer performs a rou tine test on the device before putt...

Page 37: ...d to SAMSON for repair Proceed as follows to return devices to SAMSON 1 Put the control valve out of operation See associated valve documentation 2 Remove the limit switch see section 9 3 Proceed as d...

Page 38: ...ption of fault Measures The limit switch does not issue an electrical signal Check the electrical connection Check attachment Actuator does not move Check the attachment for possible blockage Check th...

Page 39: ...t by closing the shut off valves Tip DANGER NOTICE 9 1 Decommissioning To decommission the limit switch before re moving it proceed as follows 1 Open the enclosure cover of the limit switch 2 Disconne...

Page 40: ...ervice at aftersalesservice 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 o...

Page 41: ...t den einschl gigen Harmonisierungsrechtsvorschriften der Union best tigt the conformity with the relevant Union harmonisation legislation is declared with est conforme la l gislation d harmonisation...

Page 42: ...Bundesanstalt Bundesallee 100 D 38116 Braunschweig Benannte Stelle Notified Body Organisme notifi 0102 wird die Konformit t mit den einschl gigen Harmonisierungsrechtsvorschriften der Union best tigt...

Page 43: ...ar KIWA Nederland B V Unit Kiwa ExVision Wilmersdorf 50 7300 AC Apeldoom Benannte Stelle Notified Body Organisme notifi 0620 wird die Konformit t mit den einschl gigen Harmonisierungsrechtsvorschrifte...

Page 44: ...Bundesanstalt Bundesallee 100 D 38116 Braunschweig Benannte Stelle Notified Body Organisme notifi 0102 wird die Konformit t mit den einschl gigen Harmonisierungsrechtsvorschriften der Union best tigt...

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Page 64: ...2022 10 05 English SAMSON AKTIENGESELLSCHAFT Weism llerstra e 3 60314 Frankfurt am Main Germany Phone 49 69 4009 0 Fax 49 69 4009 1507 samson samsongroup com www samsongroup com EB 4747 EN...

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