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S A F E I M P L E M E N T A T I O N A N D O P E R A T I O N

O r i g i n a l o p e r a t i n g i n s t r u c t i o n s

2019/03/11 - 50137900

We reserve the right to make technical changes

MLC 520S

Safety Light Curtains

Содержание MLC 500 Series

Страница 1: ...M P L E M E N T A T I O N A N D O P E R A T I O N O r i g i n a l o p e r a t i n g i n s t r u c t i o n s EN 2019 03 11 50137900 We reserve the right to make technical changes MLC 520S Safety Light...

Страница 2: ...2019 Leuze electronic GmbH Co KG In der Braike 1 D 73277 Owen Germany Phone 49 7021 573 0 Fax 49 7021 573 199 http www leuze com info leuze com Leuze electronic MLC 520S 2...

Страница 3: ...nce S 17 6 1 2 Calculation of safety distance if protective fields act orthogonally to the approach direction 18 6 1 3 Minimum distance to reflective surfaces 21 6 1 4 Preventing mutual interference b...

Страница 4: ...t persons 42 9 3 Periodically by the operator 42 9 3 1 Checklist periodically by the operator 42 10 Maintenance 44 11 Troubleshooting 45 11 1 What to do in case of failure 45 11 2 Operating indicator...

Страница 5: ...her symbols Symbol for tips Text passages with this symbol provide you with further information Symbol for action steps Text passages with this symbol instruct you to perform actions Symbol for action...

Страница 6: ...Level State ON device intact OSSD switched on OFF device intact OSSD switched off Locking device connection or control operation faulty OSSD switched off lock out 1 2 Checklists The checklists see ch...

Страница 7: ...ions maintenance work and inspections the system is securely shut down and protected against being restarted 2 1 1 Intended use The safety sensor may only be used after it has been selected in accorda...

Страница 8: ...rotective devices on machines as well as the application of technical rules and the locally valid regulations on labor protection safety at work and safety technology Specialist knowledge in programmi...

Страница 9: ...information to the operating company Adhering to all regulations and directives for the safe commissioning of the machine The operator of the machine is responsible for Instructing the operator Maint...

Страница 10: ...nsists of a transmitter and the corresponding receiver An overview of the characteristic fea tures is given in the following table Tab 3 1 Device models in the series with specific features and functi...

Страница 11: ...xpense for control and connection The master system performs all necessary processor tasks provides indicators and the receiver side interfaces to the machine and command devices Devices with differen...

Страница 12: ...receiver are six LEDs for displaying the operating state 1 2 7 8 9 10 6 1 2 3 4 5 6 1 LED1 2 LED2 3 LED EDM 3 4 LED RES 5 OSSD LED 6 PWR LED 7 LED3 8 LED TX 9 Transmitter 10 Receiver Fig 3 1 Indicator...

Страница 13: ...escription ALIGNMENT Alignment indicator NORMAL OPERATION Normal operation manual reset NORMAL OPERATION Normal operation Safety status EDM function enabled LOCKOUT ERROR Internal error Optical scanni...

Страница 14: ...he start restart interlock may result in serious injury Implement the start restart interlock on the machine or in a downstream safety circuit Using start restart interlock Wire the MLC 520S receiver...

Страница 15: ...nstream safety relay e g MSI series from Leuze electronic or through contactor monitoring of the downstream safety PLC optional integrated via a safety bus If contactor monitoring is activated see cha...

Страница 16: ...ation for this safety sensor In accordance with EN ISO 13855 resolutions from 14 to 40 mm make sense here This yields the necessary safety distance among others see chapter 6 1 1 Calculation of safety...

Страница 17: ...er and receiver Optical protective devices can only perform their protective function if they are mounted with adequate safety distance When mounting all delay times must be taken into account such as...

Страница 18: ...with approach reaction and normal approach di rection to the protective field resolution 14 to 40 mm 2000 mm s or 1600 mm s when SRT 500 mm T s Total time of the delay sum from ta ti tm ta s Response...

Страница 19: ...1100 1200 1300 1400 1600 1800 2000 2200 2400 2600 Additional distance CRO to the danger zone mm 2600 0 0 0 0 0 0 0 0 0 0 0 0 2500 400 400 350 300 300 300 300 300 250 150 100 0 2400 550 550 550 500 45...

Страница 20: ...and thereby addi tional distance CRO In the column head look for the column with the next lowest entry for the height of the upper beam of the safety sensor Look for the line with the next highest spe...

Страница 21: ...at reflective surfaces do not impair the detection capability of the safety sensor be fore start up and at appropriate intervals a b 4 4 c a Required minimum distance to reflective surfaces mm b Prote...

Страница 22: ...correct mounting 1 Transmitter 1 2 Receiver 1 3 Transmitter 2 4 Receiver 2 NOTICE Possible impairment of the availability due to systems mounted close to each other The transmitter of one system can i...

Страница 23: ...ight and dimensions satisfy the requirements of ISO 13855 Is the safety distance to the point of operation maintained see chapter 6 1 1 Calculation of safety distance S Is the minimum distance to refl...

Страница 24: ...00 300 312 00 330 341 90 360 371 90 390 401 70 420 431 70 450 461 70 480 491 60 510 621 60 540 551 50 570 581 50 600 611 50 Mount the two O shaped mounting brackets in the correct position In doing s...

Страница 25: ...ng Leuze electronic MLC 520S 25 L 2 2 1 1 1 O shaped mounting bracket 2 M4 screw tightening torque 1 2 Nm max Fig 6 6 Mounting with O shaped mounting brackets 6 2 3 Mounting with C shaped mounting bra...

Страница 26: ...nsert the device in the lower seat of the C shaped mounting bracket with a slight incline To do this use the corresponding lateral slot of the profile Turn the device until the anchor of the upper jaw...

Страница 27: ...he retaining plate of the L shaped mounting bracket so that the end part of the device protrudes by no more than 1 mm over the upper fitting surface of the plate Clamp the device in the lower L shaped...

Страница 28: ...3 4 1 M3x8 UNI 9327 screws tightening torque 1 2 Nm max 2 Retaining plate of the upper L shaped mounting bracket 3 M4x10 UNI 9327 screws tightening torque 2 Nm max 4 Lower L shaped mounting bracket Fi...

Страница 29: ...rtain Tighten the M4 screws with a tightening torque of 1 2 Nm Position the upper clamping jaw of the C shaped mounting bracket by screwing on the M3 screw Do not completely tighten the screw Insert t...

Страница 30: ...r the alignment of transmitter and receiver Aligning of deflecting mirrors with the laser alignment aid 2 1 3 1 Transmitter 2 Receiver 3 UM60 deflecting mirrors Fig 6 10 Arrangement with deflecting mi...

Страница 31: ...ng with O shaped mounting brackets With the cascade configurations the resolution of the edges is 40 mm All dimensions in mm Fig 6 12 Mounting with O shaped mounting brackets Mounting with C shaped mo...

Страница 32: ...configuration see chapter 3 3 Cascading the resolution at the edges is 18 mm when using C shaped mounting brackets or mounting bracket combi nations that enable contact between the upper or lower fro...

Страница 33: ...apter 4 Functions Always use both safety related switching outputs OSSD1 and OSSD2 to shut down the dan gerous movement NOTICE SELV PELV Acc to EN 60204 1 the external power supply must demonstrate th...

Страница 34: ...interlock Via normally closed contact to 24 V manual RES Pin 2 and pin 5 open alignment mode FE FE functional earth shield 7 1 2 MLC 520S receiver MLC 520S receivers are equipped with a 5 pin M12 con...

Страница 35: ...mains separation is ensured Current reserve of at least 2 A is available Check operational readiness of sensor Check whether the LED indicators on the transmitter and receiver indicate the normal ope...

Страница 36: ...t optics synchronization optics SYNC Fig 8 1 Synchronization optics The alignment function can be called up when starting the device if the RESTART contact is kept open for at least 1 second see chapt...

Страница 37: ...protected area width up to 3 m a minimum distance of 263 mm must be pro vided between master and slave unit 2 in order to avoid interference 8 4 Selection of RESTART mode and operation The interrupti...

Страница 38: ...RESTART SELECTION RESTART N C FLOAT Fig 8 5 Selection of automatic manual reset NOTICE If manual reset is selected do not connect RESTART SELECTION As soon as the choice of mode is detected by the tr...

Страница 39: ...estart interlock may result in serious injury If the start restart interlock is unlocked the system can start up automatically Before unlocking the start restart interlock make certain that no people...

Страница 40: ...mpetencies in the following situations Prior to commissioning Following modifications to the machine After longer machine downtime Following retrofitting or new configuration of the machine As prepara...

Страница 41: ...nd so that the complete danger zone can be seen from the installation location Has the maximum stopping time of the machine been measured and documented Is the required safety distance maintained Does...

Страница 42: ...ty sensor must be checked depending on the given risk according to the following checklist so that damages or prohibited tampering can be detected Depending on the risk assessment the test cycle must...

Страница 43: ...ject Checking the protective field function with test rod only for safety light curtains with a res olution of 14 40 mm For light curtains with different resolution ranges this check is to be performe...

Страница 44: ...ror must not be scratched or roughened at the positions where beams enter and exit Do not use chemical cleaners Prerequisites for cleaning The system is safely shut down and protected against restart...

Страница 45: ...nic branch responsible for you or call the Leuze electronic customer service see chapter 13 Service and support 11 2 Operating indicator of the LEDs Tab 11 1 LED indicators at the transmitter causes a...

Страница 46: ...connect the RESTART input on the transmitter to switch to the normal operating mode see chapter 8 4 Selection of RESTART mode and operation Medium strong sig nal strength SYNC oc cupied Maximum signal...

Страница 47: ...faults then switch the device off and on again see chapter 4 2 EDM contactor monitoring F12 Cascade error Cascade communication error Check the cascade con nection or the mounting of the terminator s...

Страница 48: ...Disposing Leuze electronic MLC 520S 48 12 Disposing For disposal observe the applicable national regulations regarding electronic components...

Страница 49: ...520S 49 13 Service and support 24 hour on call service at 49 7021 573 0 Service hotline 49 7021 573 123 E mail service protect leuze de Return address for repairs Servicecenter Leuze electronic GmbH C...

Страница 50: ...Connection technology M12 5 pin transmitter M12 5 pin receiver Supply voltage Uv transmitter and receiver 24 V 20 Residual ripple of the supply voltage 5 within the limits of Uv Current consumption t...

Страница 51: ...g current 200 mA 300 mA Residual current 2 A 200 A In the event of a failure if the 0 V cable is interrupted each of the outputs behaves as a 120 k resistor to Uv A downstream safety PLC must not dete...

Страница 52: ...ansmitter and receiver Tab 14 8 Protective field height number of beams and response time Protective field height Resolution 14 mm Resolution 24 mm Number of beams Response time Number of beams Respon...

Страница 53: ...3 40 10 780 78 13 41 10 810 81 14 43 11 840 84 14 44 11 870 87 14 46 11 900 90 14 48 11 930 93 15 49 11 960 96 15 51 11 990 99 16 52 12 1020 102 16 54 12 1050 105 16 56 12 1080 108 16 57 12 1110 111 1...

Страница 54: ...Technical data Leuze electronic MLC 520S 54 14 3 Dimensioned drawings Accessories All dimensions in mm Fig 14 2 C shaped mounting bracket All dimensions in mm Fig 14 3 O shaped mounting bracket...

Страница 55: ...Technical data Leuze electronic MLC 520S 55 All dimensions in mm Fig 14 4 L shaped mounting bracket...

Страница 56: ...Technical data Leuze electronic MLC 520S 56 All dimensions in mm Fig 14 5 Cascade cable...

Страница 57: ...ooo Option S Slimline version Tab 15 2 Part descriptions examples Examples for part desig nation Properties MLC520 S 14 600 Transmitter receiver resolution 14 mm protective field height 600 mm MLC520...

Страница 58: ...0 68601042 68602042 450 68601045 68602045 480 68601048 68602048 510 68601051 68602051 540 68601054 68602054 570 68601057 68602057 600 68601060 68602060 630 68601063 68602063 660 68601066 68602066 690...

Страница 59: ...442 BT MLC S O O shaped mounting brackets 4x 50137531 CB M12 MLC S 100 5TP Cascade cable L 0 1 m 50137532 CB M12 MLC S 500 5TP Cascade cable L 0 5 m 50137533 CB M12 MLC S 1000 5TP Cascade cable L 1 m...

Страница 60: ...EU EC Declaration of Conformity Leuze electronic MLC 520S 60 16 EU EC Declaration of Conformity...

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