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Review-Stand, , 17. März 2016

SLS 78/R

Single Beam Safety Light Barrier

EN 50023453-01 -

2016/02



bject to change

without

prio

r notice

C O N N E C T I N G A N D O P E R A T I N G I N S T R U C T I O N S
O r i g i n a l I n s t r u c t i o n s

Содержание SLS 78/R

Страница 1: ...rz 2016 SLS 78 R Single Beam Safety Light Barrier EN 50023453 01 2016 02 Subject to change without prior notice C O N N E C T I N G A N D O P E R A T I N G I N S T R U C T I O N S O r i g i n a l I n s t r u c t i o n s ...

Страница 2: ...ings are marked by this symbol Notes regarding important pieces of information are marked by the symbol These connecting and operating instructions must be stored carefully It must be available for the entire operating time of the SLS 78 R The Leuze electronic GmbH Co KG is not liable for damages caused by improper use Acquaintance with these instructions is an element of the knowledge required fo...

Страница 3: ...n overview 10 3 2 System design 10 3 3 Applications 10 4 Display elements 11 4 1 Transmitter 11 4 2 Receiver 11 5 Installation 12 5 1 General installation specifications 12 5 2 Safety distances 12 5 3 Response time 13 5 4 Protective field heights for SLS 78 R single beam safety devices for vertical access guar ding 13 5 5 Multiple beam setup 13 5 6 Radiation conditions 13 5 7 Distance to reflectiv...

Страница 4: ...nel 24 8 3 To be performed daily by the operating personnel 24 8 3 1 Check list daily or at change of shift 25 8 4 Cleaning the glass optics 26 9 Faults and fault analysis fault diagnostics 27 10 Technical data 28 10 1 Safety relevant technical data 28 10 2 Transmitter and receiver 29 10 3 Transmitter 29 10 4 Receiver 30 10 5 Plug connector 30 10 6 Dimensional drawings 31 11 Appendix 37 11 1 Order...

Страница 5: ...required for the access guarding in accordance with EN 61496 1 Annex A can for example be implemented with a safety set machine control unit or with a safety sequential circuit e g MSI SR4 Start restart interlock and the monitoring of the output switching elements are integrated in the safety sequential circuit as it is offered by Leuze electronic GmbH Co KG e g MSI SR4 It can issue the release or...

Страница 6: ...magnetic compatibility directive 2004 108 EC Use of Work Equipment Directive Safety regulations Accident prevention regulations and safety rules Ordinance on Industrial Safety and Health and Labor Protection Act Device Safety Act Notice For safety related information you may also contact the local authorities e g industrial inspectorate employer s liability insurance association labor inspectorate...

Страница 7: ...be taken to ensure that the ESPE does not experience a dangerous failure due to glare from other light sources 2 1 2 Foreseeable misuse In principle the safety sensor is not suitable as a protective device in case of danger of objects being expelled or hot or dangerous liquids spurting from the danger zone applications in explosive or easily flammable atmospheres reachability of the point of opera...

Страница 8: ...all affected persons are adequately informed and trained The type and content of all imparted information must not lead to unsafe actions by users The manufacturer of the machine is responsible for safe machine construction safe implementation of the safety sensor imparting all relevant information to the operating company adhering to all regulations and directives for the safe starting up of the ...

Страница 9: ... mirrors and the safety sequential circuit with start restart interlock All elements of this system must be coordinated with one another to guarantee safe operation It applies for the SLS 78 R that people are only detected during the access their presence in the danger zone however is not detected If a person interrupts the light beam or if there is an AOPD fault the safety sequential circuit must...

Страница 10: ...e in harsh environmental conditions With the cable connection the requirements of protection rating IP 65 are met the SLS 78 R is therefore dust proof and water protected An integrated optics heating prevents the optics from fogging up on the inside within specifications The system is designed for distances from 0 to 60 m Errors in the system are detected within the response time 20 ms and cause t...

Страница 11: ...tter and the receiver 4 1 Transmitter LED 1 green Transmitter is switched active when LED lights 4 2 Receiver Bild 4 1 1 Transmitter LED display Bild 4 2 1 Receiver LED displays Red 1 Yellow 2 Green 3 Description On Off Off Protective field not free On Flashing Off Protective field not free reception level too low Off Flashing On Protective field free no function reserve Off Off On Protective fiel...

Страница 12: ... great enough distance from the dangerous movement With an interruption of the light beam it must only be possible to reach the danger area when the machine has already stopped its movement The safety distance S between light beam device and danger area is calculated with the following formula S K T C in acc with EN 999 S Safety distance between light beam device and danger area mm K Approach spee...

Страница 13: ...EN 999 recommends the following guarding levels Tabelle 5 4 1 Guarding heights 5 5 Multiple beam setup With multiple beam setups the light beams must be parallel to the reference level e g floor and aligned parallel with one another Each beam direction must be provided inversely here Otherwise the light beams could influence each other and impair the safety function Please observe chapter 5 6 5 6 ...

Страница 14: ... the distance between transmitter and receiver the greater the distance a to be maintained This distance is calculated from the beam spread 2 0 and the distance between transmitter and reflective surface and protective field width The following graphic shows the correct installation and the distance a depending on the protective field width Bild 5 7 1 Wrong Danger caused by deflection Bild 5 7 2 R...

Страница 15: ...rror must always be prevented The environmental conditions must taken into account as vapors and dusty air also considerably restrict the range The distances between transmitter and deflecting mirror and between receiver and deflecting mirror must not be less than 0 5 m Examples for applications with deflecting mirrors Bild 5 7 3 Minimum distance of the multiple light beam safety device from refle...

Страница 16: ...h applications with deflecting mirror Tabelle 5 9 1 Ranges with applications with deflecting mirror Bild 5 8 2 Example 2 for applications with deflecting mirror top view Configuration Maximum range with 0 85 range factor SLS 78 R without deflecting mirror 60 m SLS 78 R with 1 deflecting mirror 51 m SLS 78 R with 2 deflecting mirror 43 m ...

Страница 17: ... machine The start restart button for unlocking the restart interlock must be mounted in such a way that it cannot be reached from the danger area and the entire danger area is fully visible from its installation position It is vital during the electrical installation that the power of the machine or system to be secured is switched off locked so that the dangerous movements cannot be started up a...

Страница 18: ...cted against external damages For further information see EN ISO 13849 2 Table D 4 6 1 Relay contact spark suppression Suitable spark extinction elements e g RC modules varistors or recovery diodes are mandatory with switching inductive loads such as contactors and relays They must be switched parallel for inductance These extend the delay times of inductive switching elements 6 2 Connection graph...

Страница 19: ...ed control system of the machine has the interlocking and monitoring functions required for the integration such as Start restart interlock and Contactor monitoring then the direct connection of the single beam safety device to the control system is possible The functions are performed by the MSI SR4 in the following example Bild 6 2 2 Plug version AS78 01 AS78 02 connection 3 5 2 6 1 4 1 6 5 4 3 ...

Страница 20: ...g elements that finally set the dangerous machine in motion must be safely switched off and secured from restarting The same precautionary measures apply after every change made to the optical protective device e g after repairs or during maintenance work after an alignment or after longer stopped periods Only after it has been determined that the opto electronic protective device functions correc...

Страница 21: ...ely observing the receiver s LEDs see chapter 5 The alignment is made very easy with use of the LA78 laser alignment aid order no 549000 and the corresponding fixing components from Leuze electronic GmbH Co KG Two studs for fixing the laser alignment aid are attached for this with the transmitter and receiver on the optics side in each case After screwing off the alignment aid the alignment of the...

Страница 22: ...IS ITALIANO ESPAÑOL NEDERLANDS Alignment wrong LED on receiver Red Alignment insufficient LED on receiver Red and yellow flashing Alignment bad LED on receiver Green and yellow flashing Alignment good LED on receiver Green Bild 7 1 1 Optical alignment check b b b b a a a a a Transmitter b Receiver ...

Страница 23: ...lead to severe injuries Make certain that there are no persons in the danger zone Test the effectiveness of the shut down function in all operating modes of the machine acc to the following checklist Document all tests in a comprehensible manner and include the configuration of the safety sensor along with the data for the safety and minimum distances in the documentation Before they begin work tr...

Страница 24: ...y sensor satisfy the safety related capability PL SIL category as required by the risk assessment Circuit diagram Are both safety related switching outputs OSSDs integrated in the downstream machine control acc To the required safety category Circuit diagram Are the switching elements e g contactors with positive guided contacts that are controlled by the safety sensor monitored by a feedback circ...

Страница 25: ...tion Has the effectiveness of the protective function been checked for all operating modes of the machine by means of a function test Is the start restart button for resetting the AOPD mounted outside of the danger zone in accordance with specifications in such a way that it cannot be reached from within the danger zone Can the en tire danger zone be seen from the place at which the start restart ...

Страница 26: ...eflecting mirrors for damage or manipulation Interrupt the light beam from a position outside the danger zone and ensure that the machine cannot be started with an interrupted light beam Start the machine Ensure that the dangerous state is stopped as soon as a light beam is interrupted 8 3 1 Check list daily or at change of shift Tester Authorized operating personnel or instructed person Tabelle 8...

Страница 27: ...epending on how dirty they are A flashing LED display of the receiver with free protective field LED2 is yellow indicates a weak reception signal cleaning is then required If cleaning the screens does not improve this then the detection range and alignment must be checked We recommend using a mild cleanser for cleaning the glass optics The screens are resistant to thinned acids or alkalis and resi...

Страница 28: ...oltage on receiver not present connection cable defective Check supply voltage on the connection terminals Short circuit in the receiver Turn off main switch and wait 10 sec until the electronic fuse in the receiver switches on again Interruption on relay contact relay defective transmitter defective Send device in for repair Red LED in receiver lights no light reception Devices or deflecting mirr...

Страница 29: ...ents have a failure to danger B10d 400 000 switching cycles at rated load 20 million switching cycles at 20 of rated load Service life TM 20 years nop mean number of annual actuations see C 4 2 and C 4 3 of ISO 13849 1 2008 The date of manufacture can be found on the name plate and is included in the serial number YY WW 2nd and 3rd digits JJ year of construction 4th and 5th digits WW calendar week...

Страница 30: ...e humidity not condens 95 Shock and vibration stability In acc with DIN VDE 0113 Part 201 Part 1 gen requirements Housing Aluminum diecast Color paint Yellow RAL 1006 Lead and cadmium free Housing insulation class Safety class I Cable routing PG 11 cable Ø 7 10 mm Installation point Any Fixing installation M6 threaded holes see dim drawings Year of construction 2010 Tabelle 10 2 1 Mechanical data ...

Страница 31: ... 1 Fuse protection per output contact 3AmT LED display Green yellow red switching sequence see chapter 4 2 Effective light reception angle From 3 m 2 Ambient light sensitivity In acc with DIN VDE 0113 active opto sensors Detection range 0 to 60 m Maximum cable length 100 m with 0 25 mm2 SLS 78 RE 24 V weight 600 g Fine wire fuse 0 5 A melting fuse Tabelle 10 4 1 Technical data receiver Connector p...

Страница 32: ...17 March 2016 DEUTSCH ENGLISH FRANÇAIS ITALIANO ESPAÑOL NEDERLANDS 10 6 Dimensional drawings Bild 10 6 1 SLS 78 R with PG cable gland a Cover can be removed cyl screw DIN6912 M5x16 b Device fixing M6x12 c Device fixing M6x9 d Device fixing M6x9 e LED display ...

Страница 33: ...tand 17 March 2016 DEUTSCH ENGLISH FRANÇAIS ITALIANO ESPAÑOL NEDERLANDS Bild 10 6 2 SLS 78 R with plug connection in acc with DIN 43651 a Cover can be removed cyl screw DIN6912 M5x16 b Device fixing M6x12 c Device fixing M6x9 d Device fixing M6x9 e LED display diode ...

Страница 34: ...chnical data 34 SLS 78 R Leuze electronic Review Stand 17 March 2016 DEUTSCH ENGLISH FRANÇAIS ITALIANO ESPAÑOL NEDERLANDS Bild 10 6 3 BT78 mounting angle Bild 10 6 4 BT16 mounting plate with SLS alignment ...

Страница 35: ...ch 2016 DEUTSCH ENGLISH FRANÇAIS ITALIANO ESPAÑOL NEDERLANDS Bild 10 6 5 US2 deflecting mirror a b c d e f a Mirror carrier can rotate by 90 on plate b Mirror 95 8x79 c Plate d Screw DIN912 M4x10 2x spring lock washer DIN127 A4 2x e Mirror center f Mirror carrier rotated by 90 ...

Страница 36: ...nical data 36 SLS 78 R Leuze electronic Review Stand 17 March 2016 DEUTSCH ENGLISH FRANÇAIS ITALIANO ESPAÑOL NEDERLANDS Bild 10 6 6 US2 1 deflecting mirror graphics a b a Mirror 95 8x79 b 2 sliding nuts M4 ...

Страница 37: ...Technical data Leuze electronic SLS 78 R 37 TNT 35 7 24V Review Stand 17 March 2016 DEUTSCH ENGLISH FRANÇAIS ITALIANO ESPAÑOL NEDERLANDS Bild 10 6 7 US2 2 deflecting mirror graphics a a Mirror 95 8x79 ...

Страница 38: ... bracket BT 78 100 BT78 50003374 Mounting plate with SLS alignment BT16 50006902 Deflecting mirror complete with mounting plate and springs mirror can rotate by 90 US2 50017434 Deflecting mirror without mounting plate and springs e g for column mounting US2 1 50019628 Deflecting mirror with integrated mounting plate and springs mirror cannot rotate US2 2 50023174 Replacement mirror US2 3 50023175 ...

Страница 39: ...tective field and the danger area Yes No Are the required beam heights of the lowest and the highest beam complied with see Chapter 5 2 and chapter 5 4 Yes No If access to the danger area is possible through other routes than the protective field of the AOPD are the other access options suitable secured by other means Yes No Are the protective device and the control devices in good condition Yes N...

Страница 40: ...the start restart interlock lock when the beam is interrupted This is absolutely necessary as the access not the presence in the danger area is registered Yes No Does the dangerous movement stop immediately if the supply voltage of the AOPD is interrupted and is the start restart button required to reset the opto electronic protective device again after the supply voltage returns Yes No ...

Страница 41: ...lectronic SLS 78 R 41 TNT 35 7 24V Review Stand 17 March 2016 DEUTSCH ENGLISH FRANÇAIS ITALIANO ESPAÑOL NEDERLANDS You can also download this EC Declaration of Conformity from the Internet under http www leuze com sls ...

Страница 42: ...Appendix 42 SLS 78 R Leuze electronic Review Stand 17 March 2016 DEUTSCH ENGLISH FRANÇAIS ITALIANO ESPAÑOL NEDERLANDS ...

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