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9-4

EB 3773 EN

Servicing

Table 9-1:

Recommended inspection and testing

Inspection and testing

Action to be taken in the event of a negative re

-

sult

Check the markings, labels and nameplates on

the limit switch for their readability and complete-

ness.

Contact SAMSON when nameplates or labels are

damaged, missing or incorrect to renew them.
Clean any inscriptions that are covered with dirt

and are illegible.

Check the limit switch to ensure it is mounted firm

-

ly.

Tighten the any loose mounting screws.

Check the power supply wires.

Tighten any loose cable glands.
Make sure that the stranded wires are pushed into

the terminals and tighten any loose screws on the

the terminals.
Renew damaged lines.

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Содержание EB 3773 Series

Страница 1: ...Translation of original instructions EB 3773 EN Edition November 2021 Type 3773 Limit Switch...

Страница 2: ...If you have any questions about these instructions contact SAMSON s After sales Service aftersalesservice samsongroup com Documents relating to the device such as the mounting and operating instructi...

Страница 3: ...tch 4 1 4 4 Storing the limit switch 4 1 5 Installation 5 1 5 1 Installation conditions 5 1 5 2 Preparation for installation 5 1 5 3 Mounting the limit switch 5 2 5 3 1 Attachment according to VDI VDE...

Страница 4: ...Returning devices to SAMSON 12 1 13 Disposal 13 1 14 Certificates and instructions concerning explosion protection 14 1 14 1 Certificates 14 1 14 2 Instructions concerning explosion protection 14 1 15...

Страница 5: ...factors Refer to the technical data for limits and fields of application as well as possible uses Reasonably foreseeable misuse The Type 3773 Limit Switch is not suitable for the following application...

Страница 6: ...ng appropriate precautions Plant operators and operating personnel must observe all hazard statements warning and caution notes in these mounting and operating instructions especially for installation...

Страница 7: ...ndergone special training or instructions or who is authorized to work on explosion protected devices in hazardous areas Risk of fatal injury as a result of electrostatic discharge at the housing The...

Страница 8: ...uctions and measures 1 3 Notes on possible property damage NOTICE Disruption to the process Do not mount or service the limit switch while the process is running and only after isolating the plant by...

Страница 9: ...icate 9 Temperature limits in the test certificates for explosion protected devices 1 The first two figures of the serial number in reverse order indicate the year of manufacture of the limit switch e...

Страница 10: ...N0 WH 40 to 80 C 0 2 Inductive SJ3 5 SN 40 to 80 C 0 5 Inductive SJ3 5 S1N 40 to 80 C 0 6 Microswitch XGK19 88 S20 with silver contact 40 to 80 C 2 0 Microswitch XGK12 81 S20 with gold contact 40 to...

Страница 11: ...EB 3773 EN 2 3 Markings on the device Limit switch Type 3773 x x x x x x x x x x 0 x x x 0 0 0 x x Permissible ambient temperature 25 to 80 C 65 C in T6 0 Hardware version Index 00 9 9...

Страница 12: ...2 4 EB 3773 EN...

Страница 13: ...s adjustable metal tags 5 on the shaft When the tag is inside the mag netic field of the proximity switch 4 the proximity switch is attenuated and the output has a high impedance switching function Co...

Страница 14: ...on with inductive proximity switches Version with electric microswitches Fig 3 2 Versions of the Type 3773 Limit Switch Legend for Fig 3 1 and Fig 3 2 1 Shaft 2 Terminals screw terminals in this examp...

Страница 15: ...Weight Approx 0 4 kg 1 Observe the temperature limits in the test certificate for explosion protected versions Materials Housing Polyarylamide PA MXD6 GF50 Housing cover Polycarbonate PC Makrolon Fol...

Страница 16: ...c microswitches Version 20 21 XGK19 88 S20 XGK12 81 S20 Contact Silver contact Gold contact Switching function Changeover contact SPDT single pole double throw type Switching accuracy On request On re...

Страница 17: ...ion approvals Certification Type of protection comments Type 3773 110 EU type examina tion certificate Number T V 18 ATEX 8323 X II 2G Ex ia IIC T4 T6 Gb II 2D Ex ia IIIB T95 C Db Date 2019 04 13 111...

Страница 18: ...3 6 EB 3773 EN Design and principle of operation 3 2 Dimensions in mm 94 8 119 27 109 88 88 40 51 5 88 55 50...

Страница 19: ...equence Do not remove the packaging until im mediately before installation of the limit switch Dispose and recycle the packaging in accordance with the local regulations 4 3 Transporting the limit swi...

Страница 20: ...ct the limit switch 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 temperatu...

Страница 21: ...damaged Proceed as follows Lay out the necessary material and tools to have them ready during mounting Table 5 1 Accessories for attachment according to VDI VDE 3845 level 1 Designation Order no Mount...

Страница 22: ...uator shaft 3 Open the housing cover 4 Fasten the limit switch onto the actuator yoke using the two fastening screws 5 Refasten the housing cover Max permissible tightening torque of the cover screws...

Страница 23: ...t the housing Ensure that the device cables and other plant components cannot rub against each other Incorrect electrical connection will render the explosion protection unsafe Adhere to the terminal...

Страница 24: ...3 42 41 43 Version with electric microswitches 52 51 41 42 Version with inductive proximity switches Fig 5 3 Terminal assignment of the terminals Version with cage clamp terminals Version with screw t...

Страница 25: ...or who is authorized to work on explosion protected devices in hazardous areas Risk of fatal injury as a result of electro static discharge at the housing Ensure that the device cables and other plant...

Страница 26: ...switching hysteresis between the actuator s switching position and the limit contact s switching point must be larger than the switching point shift caused by the temperature change The switching poin...

Страница 27: ...tion of an explosive atmosphere Installation operation or maintenance of the limit switch must only be performed by personnel who has undergone special training or instructions or who is authorized to...

Страница 28: ...7 2 EB 3773 EN...

Страница 29: ...nce of the limit switch must only be performed by personnel who has undergone special training or instructions or who is authorized to work on explosion protected devices in hazardous areas Risk of fa...

Страница 30: ...8 2 EB 3773 EN...

Страница 31: ...ge at the housing Ensure that the device cables and other plant components cannot rub against each other Incorrect electrical connection will render the explosion protection unsafe Adhere to the termi...

Страница 32: ...lified inspector is not re quired if the manufacturer performs a rou tine test on the device before putting it back into operation and the passing of the routine test is documented by attaching a mark...

Страница 33: ...songroup com Contact 9 4 Cleaning the housing cover Incorrect cleaning will damage the housing cover The housing cover is made of Makrolon and will be damaged when cleaned with abrasive cleaning agent...

Страница 34: ...ss Contact SAMSON when nameplates or labels are damaged missing or incorrect to renew them Clean any inscriptions that are covered with dirt and are illegible Check the limit switch to ensure it is mo...

Страница 35: ...use EN 60079 14 applies in Europe Electrical installations design selection and erection Installation operation or maintenance of the limit switch must only be performed by personnel who has undergon...

Страница 36: ...10 2 EB 3773 EN...

Страница 37: ...Europe Electrical installations design selection and erection Installation operation or maintenance of the limit switch must only be performed by personnel who has undergone special training or instr...

Страница 38: ...11 2 EB 3773 EN...

Страница 39: ...vice for repair work 12 1 Returning devices to SAMSON Defective limit switches can be returned to SAMSON for repair Proceed as follows to return devices to SAMSON 1 Put the limit switch out of operati...

Страница 40: ...12 2 EB 3773 EN...

Страница 41: ...as a producer of electrical and electronic equipment WEEE reg no DE 62194439 Observe local national and internation al refuse regulations Do not dispose of components lubricants and hazardous substanc...

Страница 42: ...13 2 EB 3773 EN...

Страница 43: ...for Type 3773 110 IECEx certificate for Type 3773 111 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 Produc...

Страница 44: ...14 2 EB 3773 EN...

Страница 45: ...EB 3773 EN 14 3...

Страница 46: ...14 4 EB 3773 EN...

Страница 47: ...EB 3773 EN 14 5...

Страница 48: ...14 6 EB 3773 EN...

Страница 49: ...EB 3773 EN 14 7...

Страница 50: ...14 8 EB 3773 EN...

Страница 51: ...EB 3773 EN 14 9...

Страница 52: ...14 10 EB 3773 EN...

Страница 53: ...EB 3773 EN 14 11...

Страница 54: ...14 12 EB 3773 EN...

Страница 55: ...EB 3773 EN 14 13...

Страница 56: ...14 14 EB 3773 EN...

Страница 57: ...d personal injury or property damage plant operators and operating personnel must prevent hazards that could be caused in the control valve by the process medium the operating pressure the signal pres...

Страница 58: ...een operated outside hazardous areas and are intended for future use inside hazardous areas must comply with the safety requirements placed on serviced devic es Before being operated inside hazardous...

Страница 59: ...mA 169 mW 150 nF 150 H 3773 11002 or 3773 11102 16 V 2 25 mA 64 mW 150 nF 150 H 3 52 mA 169 mW 150 nF 150 H 3773 11003 or 3773 11103 16 V 2 25 mA 64 mW 150 nF 150 H 3 52 mA 169 mW 150 nF 150 H 3773 11...

Страница 60: ...5 C T6 2 40 C Ta 65 C 3 40 C Ta 40 C 3773 11002 or 3773 11102 T4 2 40 C Ta 80 C 3 40 C Ta 80 C T6 2 40 C Ta 66 C 3 40 C Ta 45 C 3773 11003 or 3773 11103 T4 2 40 C Ta 80 C 3 40 C Ta 80 C T6 2 40 C Ta 6...

Страница 61: ...mpera ture Max perm ambient temperature Type 2 Type 3 3773 11001 or 3773 11101 T 95 C 40 C Ta 60 C 40 C Ta 35 C 3773 11002 or 3773 11102 T 95 C 40 C Ta 60 C 40 C Ta 49 C 3773 11003 or 3773 11103 T 95...

Страница 62: ...14 20 EB 3773 EN...

Страница 63: ...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 our websit...

Страница 64: ...15 2 EB 3773 EN...

Страница 65: ......

Страница 66: ......

Страница 67: ......

Страница 68: ...2021 11 10 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 3773 EN...

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