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SC300 Safety Sensor User Manual

1. aay SC300 Lateral tolerance 19 2 2 Ki 0 4 Q os i 5 issi DB 06 Permissible D a applications Ka 0 8 2 i D 0 9 i O l S 1 0 i r B Reflective tape A 1 1 1 2 LYN i i AN FP PW PGP F OP BO PF GP Ah CO AP Permissible divergence of the reflective tape mm Figure 18 Permissible divergence of the reflective tape from the optical axis of the camera as a function of the distance at 24 mm resolution illustration of divergence not to scale SC300 Lateral tolerance LI 19 2 applications Distance to the reflective tape m Reflective tape l Permissible i l i l I i I PP PETROL PS HD PB OB DP OG GW AP a MOM oS p UN UN o Permissible divergence of the reflective tape mm Figure 19 Permissible divergence of the reflective tape from the optical axis of the camera as a function of the distance at 30 mm resolution illustration of divergence not to scale gt Press the reflective tape firmly and ensure the edges are firmly sealed In this way you will guard against dirt and liquids getting under the reflective tape 26 Rockwell Automation Publication 1000
2. 29 Connecting the SC300 with external device monitoring EDM with internal restart interlock and with external key operated pushbutton for teach in aaa 29 Rockwell Automation Publication 10000202762 Ver 01 December 2014 Chapter13 Annex Fig 23 Connection of two SC300 with synchronization aaa 30 Fig 24 Connection diagram SC300 at UE410 Hexi aasa cee aasawa aaa anakan 31 Fig 25 Connection diagram SC300 at UE10 308 1 0 0 cece cece cence reece eee nen eee sana 32 Fig 26 Application with small protective field 1 X SC300 cee cece cence aaa 35 Fig 27 Application with largeprotective field 2 X SC300 cece cece aaa 36 Fig 28 Ergonomic workplace design due to the use of two SC300 cece cece cence eee ees 36 Fig 29 Mounting with automatic material transport into the workstation eeeeees 37 Fig 30 Daily test of the protective device with the test rod maaawa aaa 39 Fig 31 Dimensional drawing SC300 0 cece cence eee cence eee e GAAN aaa 50 Fig 32 Dimensional drawing mounting Kit aaa 51 Fig 33 EC declaration of conformity page 1 ccc cece cence eee aaa 55 Rockwell Automation Publication 10000202762 Ver 01 December 2014 57 Rockwell Automation maintains current product environmental information on its website at http www rockwellautomation com rockwellautomation about us sustainability
3. is an object in the protective field the safety sensor system will ignore the shorter section of the reflective tape Rockwell Automation Publication 10000202762 Ver 01 December 2014 Chapter8 Configuration gt Start the teach in process as follows Using the internal teach in key Using the key operated pushbutton for teach in Actuate the internal teach in key using the teach in pinas gt Press the external key operated pushbutton for teach follows in for at least 0 5 seconds gt Actuate for approx 5 The diagnostics LED 4 illuminates the diagnostics LED 4 7 flashes 5 times gt Release the key operated pushbutton for teach in The diagnostics LED 4 O goes off If the SC300 does not react the internal teach in key is probably locked Start the teach in process using the key operated pushbutton for teach in or unlock the teach in key see Locking the internal teach in key on page 43 gt Release for approx 2 seconds the diagnostics LED 4 7 O flashes 2 times gt Actuate for approx 5 s the diagnostics LED 4 7 O flashes 5 times gt Important Now remove your hand from the protective field so that the SC300 can completely detect the protective field Table 11 Starting the teach in process The SC300 now teaches in the current configuration and shape of the protective field The process takes approx 30 seconds During the teach in the flashing diagnostics LEDs indicate the configu
4. the safety distance depends on e Stopping run down time of the machine or system The stopping run down time is shown in the machine documentation or must be determined by taking a measurement e Response time of the entire protective device SC300 20 ms e Reach or approach speed e Other parameters that are stipulated by the standard depending on the application How to calculate the safety distance D if OSHA and ANSI are applicable The following calculation shows an example calculation of the safety distance Depending on the application and the ambient conditions a different calculation may be necessary Calculate D using the following formula D H X Ts Te Ty Thm Dpf Where D The minimum distance in inches or millimetres from the hazardous point to the protective device H A parameter in inches second or millimetres second derived from data on approach speeds of the body or parts of the body Often 63 inches second 1600 mm second is used for H T Stopping run down time of the machine tool measured at the final control element Te Stopping run down time of the control system T Response time of the entire protective device after light path interruption SC300 20 ms Thm Additional response time allowed for brake monitor to compensate for wear Any additional response times must be accounted for in this calculation D An additional distance added to the overall safety distance
5. 10000202762 Ver 01 December 2014 Tests of the protective device bya specialist or authorized personnel Chapter7 Commissioning Do not operate the machine if the green or yellow LED is lit ATTENTION during the test During the check only the YY Red LED is allowed to illuminate If the V or the LED lights up during the test even for a short When must the protective device be checked period work must stop at the machine In this case the installation of the safety sensor system must be checked by qualified safety personnel e The protective device must be checked daily by a specialist or by authorized personnel e The protective device must be checked each time the operator changes How to check the protective device Check the protective device for correct seating and for damage in particular the mounting the electrical connection the front screen and the reflective tape Check that personnel or body parts can only intrude into the hazardous area through the protective field of the SC300 e g if a mechanical guard has been removed Check whether the protective device is effective for the set operating mode Choose the test rod that matches the resolution used The diameter of the test rod must correspond to the actual resolution of the system achieved by the resolution set that has been used Guide the test rod slowly along the outer edge of the protective field as shown in Figure 30 Figure 33 Daily test of
6. Brn 2 24V Grn 3 Teach Yel 4 EDM PARE Restart Gry 5 OSSD1 889D F8AX X R Pnk 6 OSSD2 Blu 7 OVDC Red 8 FE L1 L2 L3 A2 Si S21 12 s2 2 LING 24VDC j aii alt K si RESET LLE Allen Bradley AM Guardmaste MM 13 14 23 24 f K2 L12 Lii Y32 S34 13 OV DC Figure 25 SC300 safety camera with external teach connected to a GSR SI safety relay module configured for monitored manual restart Rockwell Automation Publication 10000202762 Ver 01 December 2014 31 Chapter 5 32 Electrical installation Principle of operation Figure 24 and 25 The only difference between Figure 24 and 25 are the safety relay modules are different The figures are both wired for the same overall functionality When the light path on the SC300 is clear and the input conditions on the MSR127 or GSR SI are valid the system is ready for switch on and waits for an input signal switch on signal The system s corresponding logic path is enabled by pressing and releasing the related restart button The related output on the MSR127 or GSR SI carry power If the input conditions are no longer met then the related outputs on the MSR127 or GSR SI shut down 24V DC Color Pin Signal Wht 1 Reset Brn 2 24V Grn 3 Teach Yel 4 EDM Gry 5 OSSD 1 6 7 8 Camera Pigtail KI Pnk OSSD 2 K2 Blu oV DC 889D F8AB X Red FE Q Q Q S52 L1 L2 L3 an MSR127 TP ra Allen Bradley L 4 K2 Guard mate OV DC Figure
7. OV connections for the loads and the related protective device The two outputs are protected against short circuits to 24V DC and OV When the light path is clear the signal level on the outputs is HIGH DC at potential when the light path is interrupted or there is a device fault the outputs are The SC300 safety camera system meets the interference suppression requirements EMC for industrial use interference suppression class A When used in residential areas it can cause radio interferences Rockwell Automation Publication 10000202762 Ver 01 December 2014 27 Chapter5 Electrical installation System connection M12 x 8 Connecting the 5C300 28 Note Note e To achieve full electromagnetic compatibility EMC functional earth FE must be connected e To meet the requirements of the relevant product standards e g EN 61 496 1 the external voltage supply for the devices SELV must be able to bridge a brief mains failure of 20 ms Power supplies according to EN 60 204 1 satisfy this requirement Suitable power supplies are available as accessories from Rockwell Automation see Accessories section on page 53 Figure 20 System connection 5C300 The SC300 has a hard wired connector cable length approx 30 cm with a cable plug M12 x 8 Da NA a 1 Reset restart optional 2 24V DC voltage supply 4 EDM External device monitoring EDM optional 5 OSSD1 safe output signal switching device 1 OS
8. dimensions m 20 0 40 x 0 40 1 00 x 1 00 a On sizing the protective field the ratio for the lengths of the sides must be considered see Checking the dimensions of the protective field on page 15 Table 1 Maximum protective field dimensions as a function of the resolution Rockwell Automation Publication 10000202762 Ver 01 December 2014 Correct use General safety notes and protective measures Chapter2 On safety The device is a Type 3 ESPE SC300 safety camera according to EN 61 496 1 and IEC TR 61 496 4 and is therefore allowed for use with controls in Category 3 according to EN ISO 13849 1 The device is suitable for hazardous point protection hand protection Access to the hazardous point must be allowed only through the protective field As long as the hazardous point is occupied the system must not start Refer to Applications Examples on page 10 for an illustration of the protection modes Aaram Only use the safety sensor system as an indirect protective measure An opto electronic protective device provides indirect protection e g by switching off the power at the source of the hazard It cannot provide protection from parts thrown out nor from emitted radiation Transparent objects are not detected Depending on the application mechanical guards may be required in addition to the safety camera system The safety camera system is only intended for use in industrial environments When u
9. for teach in Reset button restart When using the SC300 with internal restart interlock see the Restart interlock section on page 11 the operator must press the reset button prior to restart ATTENTION Select the correct installation site for the reset button Install the reset button outside the hazardous area such that it cannot be operated from inside the hazardous area When operating the reset button the operator must have full visual command of the hazardous area Perform a teach in procedure after any change to the connection The SC300 activates the internal restart interlock only after the next teach in procedure Otherwise the system will not switch to green The configuration of the internal restart interlock is described on page 11 Rockwell Automation Publication 10000202762 Ver 01 December 2014 29 Chapter 5 Electrical installation Notes Two 5C300 with synchronization 30 Notes External device monitoring EDM You must implement the external device monitoring electrically as follows When the contact elements K1 K2 reach their de energized position after the protective device has responded the two positively guided N C contacts k1 k2 must close 24V is then applied at the input of the EDM If 24V is not present after the response of the protective device then one of the contact elements is faulty and the external device monitoring prevents the machine starting up again Maan Perfo
10. is nevertheless necessary you must identify the unmonitored areas with the aid of the test rod and provide protection using mechanical panels In the case of mounting in a frame the unmonitored area reaches from the inside of the mounting corner to the position at which the test rod is safely detected see Figure 10 A Unmonitored areas i Housing markings Test rod Protective field Mounting in a frame Mounting on a frame Figure 10 Avoiding unmonitored areas due to mounting on a frame Resolution 20mm 24mm 30mm Length a of the unmonitored area gt 0 60 m Table 8 Length of the unmonitored area in the case of mounting in a frame Rockwell Automation Publication 10000202762 Ver 01 December 2014 Chapter4 Mounting ATTENTION PLANG mounting please observe the maximum protective field If during mounting the maximum protective field width for one or two safety sensor systems is exceeded the safety sensor will not see the reflective tape opposite As a result an unmonitored area will be produced The operator is at risk AN Maximum protective field width for the camera system on the left Unmonitored areas Unmonitored area Maximum protective field width for the camera system on the right Figure 11 Dangerous mounting mistake maximum protective field width exceeded The mounting shown here is expressly not recommended by Rockwell Automation Prevent the mutual i
11. lens to the edge of the reflective tape that is closest to the hazardous point The reference point for the safety distance S is therefore not the middle of the reflective tape see Figure 9 Rockwell Automation Publication 10000202762 Ver 01 December 2014 Chapter4 Mounting Safety distance S Ds dk Protective field height All round reflective tape Figure 9 Safety distance from the hazardous point ATTENTION A If the protective field is at an angle pay special attention to the safety distance Ta S D Ensure the necessary safety distance PS 7 between the access point and the hazardous point is met at all parts of the protective field at an angle gt Note that different rules may apply to the calculation of the safety distance for protective fields at an angle gt Your Rockwell Automation distributor sales office will be pleased to assist you with the implementation of special applications Safety distance according to prEN ISO 13 855 and EN ISO 13 857 The safety distance as defined in prEN ISO 13 855 and EN ISO 13 857 depends on e Stopping run down time of the machine or system The stopping run down time is shown in the machine documentation or must be determined by taking a measurement e Response time of the entire protective device SC300 20 ms e Reach or approach speed e Other parameters that are stipulated by the
12. manual we use notes to make you aware of safety considerations Identifies information about practices or circumstances that can cause an explosion in a hazardous environment which may lead to personal injury or death property damage or economic loss Identifies information that is critical for successful application and understanding of sali the product ATTENTION Identifies information about practices or circumstances that can lead to personal injury or death property damage or economic loss Attentions help you identify a hazard avoid a hazard and recognize the consequences TVA Labels may be on or inside the equipment for example drive or motor to alert people that dangerous voltage may be present BURN HAZARD Labels may be on or inside the equipment for example drive or motor to alert people that surfaces may reach dangerous temperatures A A KA A It is recommended that you save this user manual for future use Contents About this document FUNCTION OF TAISCOCUMMEN LAKAN PAGAN eu Von naam Rane bias 3 Target OUD AA AA AA AA 3 INFORMATION OE AA 3 Nde AA aie aoe i nda ace enn AA E E ees 4 Abbreviations USED nha anan eaca inns KA tall pariotads anes hae Pane enue Po saki 4 SYMBOL USO Reser he ete ee are ae er ae en AA AA 4 On safety Qualified safety personnel ccc cece cece eee cence eee e teen eneeeeees 6 Applications of the device 0 ccc a 6 COMECUUSC NA ka MAG BANA seaside ha AA NAA
13. required This value is pf based on intrusion toward the hazardous point prior to actuation of the electro sensitive protective equipment ESPE Values range from 0 25 inches to 48 inches 6 to 1220 millimetres or more depending on application Example For vertical protection with an opto electronic protective device with an effective resolution finer than 2 5 inches 64 millimetres D can be determined approximately using the following formula Dor inches 3 4 x effective resolution 0 276 but not less than O Rockwell Automation Publication 10000202762 Ver 01 December 2014 19 Chapter4 Mounting Avoiding unmonitored areas 20 Provide separate protection for unmonitored areas During the installation of the SC300 safety sensor system incorrect mounting or mutual interference between several systems may result in areas that are not monitored and through which an operator could reach the hazardous point gt Protect unmonitored areas using mechanical guards gt Note the following warning and precautions to prevent unmonitored areas Avoid mounting in a frame In the case if mounting in a frame due to the principle of operation unmonitored areas will be produced through which an operator could reach the hazardous point gt Mount the safety sensor on the frame instead of in the frame to avoid unmonitored areas from the start see Mounting on a frame on page 23 gt If mounting in a frame
14. safety clothing packaging film etc Remove the cause Perform teach in again The configuration of the restart interlock is defined by the wiring that is in place during the first or last teach in process performed How to activate the internal restart interlock Make the electrical connections for the reset button see Connecting the SC300 on page 28 Switch on the SC300 Perform a teach in procedure If there is no signal on the Reset restart input then the safety camera system will activate the internal restart interlock and save this configuration in the device The device is now waiting for the reset button to be pressed Check the effectiveness of the protective device as described in Test notes on page 38 How to deactivate the internal restart interlock Permanently connect the Reset restart input to 24V Connecting the SC300 on page 28 Switch on the SC300 Perform a teach in procedure If 24V are present on the Reset restart input the safety camera system will deactivate the internal restart interlock and save this configuration in the device Check the effectiveness of the protective device as described in Test notes on page 38 In the default delivery status the external device monitoring is deactivated How to activate the external device monitoring Make the electrical connections Connecting the SC300 on page 28 Switch on the SC300 Perform a teach in procedure If
15. the contacts to be monitored are connected to the external device monitoring EDM input then the safety camera system will activate the external device monitoring and save this configuration in the device ATTENTION Maala device monitoring will remain deactivated without If you place the system in operation after connecting the contacts to the external device monitoring EDM input without teach in then the external device monitoring will remain deactivated The system can therefore switch to green despite faulty contactors Check the effectiveness of the protective device as described in Test notes on page 38 How to deactivate the external device monitoring Permanently connect the External device monitoring EDM input to OV Connecting the SC300 on page 28 Rockwell Automation Publication 10000202762 Ver 01 December 2014 Locking the internal teach in key Chapter8 Configuration Switch on the SC300 Perform a teach in procedure If there is no signal or O V on the external device monitoring EDM input the safety camera system will deactivate the external device monitoring and save this configuration in the device Check the effectiveness of the protective device as described in Test notes on page 38 In the default delivery status the internal teach in key is unlocked i e it can be used To permit remote teach in and or to help protect the configuration you can connect an external key operated p
16. the fault following the information given in this chapter Switch the power supply for the SC300 off and on again e g by unplugging the system plug and reinserting it If you cannot rectify an error with the help of the information provided in this chapter please contact your local Rockwell Automation sales office or Allen Bradley distributor This section explains the meaning of the indications on the LEDs in case of warnings and errors and how you can react to them The procedure for troubleshooting varies for warnings O and errors NO only in the last step If there is an error you must re start the SC300 after rectification Rockwell Automation Publication 10000202762 Ver 01 December 2014 45 Chapter10 Fault diagnosis Status LEDs Diagnostics LEDs KANA N Y 1 2 3 Rectification of the error nG OOH Short circuit or gt Check the contactor Replace if necessary pro T overcurrenton gt Check the wiring for short circuits or cross eeo anossd ats 34 0 0 PFO o Warning Warning gt Check the contactors and their wiring eliminate any wiring errors if necessary Cha AG gt Switch the device off and back on again Check 7 Error 9 the configuration of the external device monitoring see page 12 LO Waming gt Check the reset button for correct function The button may be defective or stuck E Reset button gt Check the wiring of the reset button for any rror AA short circuit to 24V gt Check
17. to Safety Category 3 PL d EN ISO 13849 1 SIL2 SIL CL2 EN 61496 1 EN 61508 and EN 62061 and Type 3 IEC 61496 1 are in conformity with the essential requirements of the following EC Directive s when installed in accordance with the installation instructions contained in the product documentation 2006 42 EC Machinery Directive 2004 108 EC EMC Directive and that the standards and or technical specifications referenced below have been applied EN 61000 6 2 2005 Electromagnetic Compatibility EMC Part 6 2 Generic standards Immunity for industrial environments EN 61000 6 4 2007 Electromagnetic compatibility EMC Part 6 4 Generic standards Emission standard for industrial environments EN 61496 1 2004 A1 2008 Safety of machinery Electro sensitive protective equipment Part 1 General AC 2010 requirements and tests IEC TR 61496 4 2007 Safety of machinery Electro sensitive protective equipment Part 4 Particular requirements for equipment using vision based protective devices VBPD EN ISO 13849 1 2008 AC 2009 Safety of Machinery Safety related parts of control systems Part 1 General principles for design EN 62061 2005 AC 2010 Safety of machinery Functional safety of safety related electrical electronic and programmable electronic control systems EN 61508 Parts 1 7 1998 2000 Functional safety of electrical electronic programmable electronic safety related systems Conformance of a type
18. 00 Type 3 ESPE according to EN 61 496 1 complies with the requirements for the Control reliable safety level e Protective operation with either internal or external realized on the machine restart interlock e Facility for connecting a reset button e Facility for connecting an external device monitoring EDM e Status indication by LED Machine side mounting profile Reflective tape on the members opposite the camera Camera Protective field Figure 1 Operating principle of the SC300 The SC300 safety camera system comprises a camera as well as a reflective tape with which the contour to be monitored is defined The camera monitors the area bounded by its field of view and the reflective tape the protective field for interruptions If the SC300 detects an interruption in the shape of the protective field the camera shuts down its safe outputs Please refer to Technical Specifications on page 47 for the data sheet Please refer to page 50 for the dimensional drawings Rockwell Automation Publication 10000202762 Ver 01 December 2014 9 Chapter3 Product description Application examples Note The mounting of the device is only shown schematically in the following figures for reasons of simplicity For correct mounting pay attention to the Mounting notes on page 15 Figure 2 Hazardous point protection with Figure 3 Hazardous point protection with one 5C300 mounting in th
19. 014 35 Chapter6 Application examples Unmonitored areas All round Protective field 2 reflective tape Protective field 1 Area where both protective fields overlap Figure 30 Application with large protective field 2 x 5C300 Application with safe access on To realize an equally ergonomic and effective workplace you can mount two three sides ergonomic safety camera systems diagonally In this way the hazardous point can be safely workplace design accessed from three sides Note Due to the diagonal arrangement of the protective fields and the necessary safety distance the working distance for the operator may be larger in this application Hazardous area Angled surface for mounting the reflective tape Protective field 2 x SC300 Figure 31 Ergonomic workplace design due to the use of two 5C300 view from above Notes gt Inthis application pay special attention to the correct mounting of the reflective tapes as shown in the diagram The reflective tapes must always be perpendicular to the protective field area 5 In this application the monitored area is mostly smaller than the working area available For this reason mark the contour of the monitored area on the working area if this marking is not already provided by the reflective tape 36 Rockwell Automation Publication 10000202762 Ver 01 December 2014 Application with automatic material transport to the workstation Chapter6 Applic
20. 0202762 Ver 01 December 2014 Notes Chapter5 Electrical installation Chapter 5 Electrical installation Amana Switch the entire machine system off line The machine system could unintentionally start up while you are connecting the devices gt Ensure that the entire machine system is disconnected during the electrical installation Connect OSSD1 and OSSD2 separately You are not allowed to connect OSSD1 and OSSD2 together otherwise signal safety will not be ensured gt Ensure that the machine controller processes the two signals separately gt Contactors connected in series must be positively guided and monitored see External device monitoring EDM on page 42 Only connect the OSSDs to a single subsequent switching element gt Each output signal switching device OSSD is only allowed to be connected to one switching element e g relay or contactor If several switching elements are required then you must choose a suitable form of contact duplication Prevent the occurrence of a potential difference between the loads and the protective device gt If you connect loads to the OSSDs that are not reverse polarity protected then you must connect the OV connections for these loads and the related protective device separately one after the other to the same OV terminal strip Only then is it ensured that in the case of a fault it is not possible for a potential difference to form between the
21. 2 MOUNTING ON a NaMe saga AL a Baa bis NIDO Mien aoa NGA 23 Mounting in a frame essersi tereraa orr ee eee teen ee ee eeeeeeeees 24 Mounting the reflective tape 2 a 24 Electrical installation System connection M12 X8 za nA AA BA BANANA NALNG NANA 28 Corinecting tne SCI00 ieee damn R NAN NAA A TORNAN 28 Two SC300 with synchronization ccc cece cece ee eee eee eeeees 30 Connection diagrams m33 aaa E awa eee ewe a we EA 31 5C300 on UE10 30S with external device monitoring EDM and internal restart INT EKIOCK nat crate ARA aah ieee kan bn NAA 32 Rockwell Automation Publication 10000202762 Ver 01 December 2014 Application examples Applicaton WithOMe SCI OO 2am rat EET EEA nana ATAA ees 35 Application with two SC300 ccc a 35 Application with safe access on three sides ergonomic workplace design 36 Application with automatic material transport to the workstation 37 Commissioning PEST NOOS Tanah a wane bohe E NA NALANG AANGAT 38 PEECOMIMISSIONING TESIS aaa AGA NAGA ga NAMAN muta na EEEE EEEE 38 Regular inspection of the protective device by qualified safety personnel 38 Tests of the protective device by a specialist or authorized personnel 39 Configuration PAN Ree eee ee eRe ee ee Te BE ene BF ma SOOT eee ree Kaban 40 Internal restart interlock cece eee eee eee eee e eee eeeeeees 42 External device monitoring 42 Locking the internal teach in key 22 cece ce
22. 26 SC300 safety camera configured for manual restart EDM and external teach connected to an MSR127TP safety relay module with automatic restart Principle of operation When the light path on the SC300 safety camera is clear and the input conditions on the MSR127TP are valid the system is ready for switch on and waits for an input signal switch on signal The system s corresponding logic path is enabled by pressing and releasing the related restart switch The related outputs of the MSR127TP carry power If the input conditions are no longer met the related outputs of the MSR127TP open interrupting the power Rockwell Automation Publication 10000202762 Ver 01 December 2014 Chapter5 Electrical installation 24V DC Color Pin Signal Wht 1 Reset 2 124V Camera Pigtail R Grn 3 Teach Yel 4 EDM Gry 5 OSSD1 6 7 8 Teach Brn Pnk OSSD 2 Blu oV DC Red FE 889D F8AB X Camera Pigtail Restart he HIT ON O O O Al A2 S11 S21 S12 S22 S32 S42 mo LTest Out Ini IN2 Xx Power 24VDC A Xx Ini 1 n2 DI LOGIC 2 x Out Allen Bradley 8 3 7 x Logic Guardmaste 6 5 L11 Y32 34 O O LT L2 L3 L12 O OV DC Figure 27 Two SC300 safety cameras with external teach connected to a GSR DI safety relay module with configured for monitored manual restart Principle of operation When the light path on both SC300 safety cameras are clear and the input conditions on the GSR DI saf
23. A RA NO ANG 13 Diagnostics LEDs of the SC300 cece cece a o E TE 13 Safety distance from the hazardous point asaan 17 Avoiding unmonitored areas due to mounting on a frame aasa 20 Dangerous mounting mistake maximum protective field width exceeded 21 The correct installation above must eliminate the errors below reaching over reaching under and standing behind secccee cence aaa 22 Example mounting with sliding nuts on different thickness profiles 23 Example mounting with clamping lugs on different thickness profiles 23 Mo nting ina aNG ana aaa maa ALANO ANNA AA dka 24 Correct arrangement of the reflective tapes at joints a 25 Permissible divergence of the reflective tape from the optical axis of the camera as a function of the distance at 20 mm resolution aaa aaa 25 Permissible divergence of the reflective tape from the optical axis of the camera as a function of the distance at 24 mm resolution aaa aaa 26 Permissible divergence of the reflective tape from the optical axis of the camera as a function of the distance at 30 mm resolution aasa aasa 26 System connection SC300 scone teecuiasnietinis ARA N AA NAINA GARA DAAN KAS 28 Connecting the 5C300 without external device monitoring EDM without internal restart interlock and without external key operated pushbutton for teach in
24. AG cenouedesatte 7 General safety notes and protective measures cece cee eee eee ene 7 Environmental protection 0 ccc ccc a e a TE 8 DISD OSA PARA ate alesse aha oii AA PP AAO 8 Product description Special feat eS no 3 3 2 kaaa Aa AA SG siesadacd anmareudawessaebadowes 9 Operating principle of the device aa 9 ApplicatonmexamDple 5 nata AT DB NTN NAT S E EEA bo d a nad ha 10 ConfigurablETUNCIIONS ncaa Gm saws PAGGANA KAG KA AUN WG NA KAG ka 10 Restart INtenlOCK esproansa d nae tae NET KA NIA AG MARTA 11 External device monitoring EDM ccc ccc cece eee cece ee eeee 12 STALUSINGICATONS raan AA ATA at haan ANNA AA apenas aed 13 Status LEDSOTINE5C30045 nadaan aes tees Gas ewe Rs KNANG PAKA 13 Diagnostics LEDS of the 5C300 za stench sie read GAN yeneieadiwads 13 Mounting Checking the dimensions of the protective field 15 Protective field dimensions allowed at a resolution of 20mm 15 Protective field dimensions allowed at a resolution of 24mm 16 Protective field dimensions allowed at a resolution of 30mm 16 Determining the safety distance aaa 16 Safety distance according to prEN ISO 13 855 and EN ISO 13 857 17 Safety distance if OSHA and ANSI are applicable 19 Avoiding unmonitored areas 22 2230 20 Steps for mounting the safety sensor SySteM cece cece eee eee eee 2
25. Ifyou require a larger protective field than is possible with a single SC300 you can mount two SC300 in parallel in opposite directions In this way you can generate two overlapping protective fields see Application with two SC300 on page 35 Protective field dimensions allowed at a resolution of 20 mm The lengths of the sides of a protective field monitored must not be shorter than 0 40 m and not longer than 1 00 m Longer side of the protective field Table 5 Protective field dimensions allowed for a rectangular protective field at a resolution of 20 mm intermediate values are allowed Example 1 The shorter side is 0 43 m long Then the longer side must be at least 0 43 m and is allowed to be a maximum of 2 x 0 43 m 0 86 m long Example 2 The shorter side is 0 78 m long Then the longer side must be at least 0 78 m and is allowed to be a maximum of 1 00 m long Rockwell Automation Publication 10000202762 Ver 01 December 2014 15 Chapter 4 Mounting Determining the safety distance 16 Note Protective field dimensions allowed at a resolution of 24 mm The lengths of the sides of a protective field monitored must not be shorter than 0 40 m and not longer than 1 20 m Longer side of the protective field Table 6 Protective field dimensions allowed for a rectangular protective field at a resolution of 24 mm intermediate values are allowed Example 1 The shorter side is 0 43 m long Then the longer
26. Please read the notes in the On safety chapter on page 6 The purpose of the tests described in the following is to confirm the safety requirements specified in the national international rules and regulations especially the safety requirements in the Machine and Work Equipment Directive EU Conformity These tests are also used to identify if the protection is affected by external light sources or other unusual ambient effects These tests must therefore always be performed Check the effectiveness of the protective device mounted to the machine using all selectable operating modes as specified in the checklist in the annex see Checklist for the manufacturer on page 55 Ensure that the operating personnel of the machine protected by the safety camera system are correctly instructed by qualified safety personnel before being allowed to operate the machine Instructing the operating personnel is the responsibility of the machine owner Check the system following the inspection intervals specified in the national rules and regulations This procedure helps confirm that any changes on the machine or manipulations of the protective device after the initial commissioning are detected If any modifications have been made to the machine or the protective device or if the safety camera system has been changed or repaired the system must be checked again as specified in the checklist in the annex Rockwell Automation Publication
27. Requirements When active the outputs are tested cyclically brief LOW When selecting the downstream controllers make sure that the test pulses do not result in deactivation when using the above parameters Rockwell Automation Publication 10000202762 Ver 01 December 2014 49 Chapter 11 Technical specifications Dimensional drawings Dimensional drawing SC300 50 1 97 93 9 3 7 3 2 HI 0 125 I VAS 6 2 0 244 4 6 0 18 6 2 0 244 6 1 0 24 Cable length 400 mm including cable plug Figure 34 Dimensional drawing SC300 50 Rockwell Automation Publication 10000202762 Ver 01 December 2014 Chapter 11 Technical specifications Dimensional drawing mounting kit 442L ACAMBRK1 0 47 0 8 x 45 Figure 35 Dimensional drawing mounting kit Rockwell Automation Publication 10000202762 Ver 01 December 2014 51 Chapter12 Ordering information Chapter 12 Ordering information Safety camera systems Note In addition to the safety camera system you will require one of the resolution sets 50300 Safety camera system consisting of camera teach in pin label Important Information operating instructions on CD ROM 442 SAFCAM1 and Quick Start instructions for quick commissioning multi lingual Resolution sets consisting of test rod to suit the resolution and two reflector strips Resolution set for resolution of 20 mm 4421 ACAM20MMKIT Resolution set for resoluti
28. SC300 Safety Sensor Allen Bradley User Manual Guard mate Rockwell Allen Bradley Rockwell Software Automation Important User Information Because of the variety of uses for the products described in this publication those responsible for the application and use of this control equipment must satisfy themselves that all necessary steps have been taken to assure that each application and use meets all performance and safety requirements including any applicable laws regulations codes and standards The illustrations charts sample programs and layout examples shown in the guide are intended solely for purposes of example Since there are many variables and requirements associated with any particular installation Rockwell Automation does not assume responsibility or liability to include intellectual property liability for actual use based upon the examples shown in this publication Rockwell Automation publication SGI 1 1 Safety Guidelines for the Application Installation and Maintenance of Solid State Control available from your local Rockwell Automation sales office describes some important differences between solid state equipment and electromechanical devices that should be taken into consideration when applying products such as those described in this publication Reproduction of the contents of this copyrighted publication in whole or part without written permission of Rockwell Automation is prohibited Throughout this
29. SD2 safe output signal switching device 2 Bue GND OV DC voltage supply Po fe inah Table 9 Pin assignment system connection 5C300 Connecting cables of different length are available as accessories from Rockwell Automation see Accessories section on page 53 If you use connecting cables you have assembled yourself ensure the functional earth pin 8 is connected Without external device monitoring EDM without internal restart interlock and without external key operated pushbutton for teach in If you use the SC300 without the internal restart interlock then you must implement the restart interlock externally i e machine side Rockwell Automation Publication 10000202762 Ver 01 December 2014 Chapter5 Electrical installation 24V RESTART 10 Internal E AA 3 teach in key i A TEACH SYNC EDM OSSD1 OSSD2 FE ds CI Cab 4 OV Figure 21 Connecting the SC300 without external device monitoring EDM without internal restart interlock and without external key operated pushbutton for teach in With external device monitoring EDM with internal restart interlock and with external key operated pushbutton for teach in 24V F Key operated RESTART pushbutton for NG teach in 24V a Internal CONG 3 teach in E key OV Figure 22 Connecting the SC300 with external device monitoring EDM with internal restart interlock and with external key operated pushbutton
30. ate EN 60 204 1 Activated All Restart interlock of the SC300 handles the reset function see Reset below Table 2 Permissible restart interlock configurations on the SC300 Rockwell Automation Publication 10000202762 Ver 01 December 2014 11 Chapter 3 12 Product description Recommendation Note Always configure the application with restart interlock Ensure that there is always a restart interlock The SC300 is unable to verify if the restart interlock of the machine is connected If you deactivate both the internal and the external restart interlock the users and operators of the machine will be at acute risk of injury Reset If you activate the restart interlock on the SC300 internal and also realize a restart interlock on the machine external then each restart interlock gets its own button When actuating the reset button for the internal restart interlock e The SC300 activates the output signal switching devices e Switches the SC300 to green Only the external restart interlock guards against the machine from restarting After pressing the reset button for the SC300 the operator must also press the restart button for the machine If the reset button and the restart button are not pressed in the specified sequence the dangerous state must remain disrupted The reset button guards against the accidental and inadvertent operation of the external restart button The operator must first acknowledge
31. ation examples If the application requires automatic material transport into the workstation you can mount the safety camera system such that only the area above the material transport is monitored Nama Protect the material transport using other measures The 5C300 does not monitor the material transportation with this mounting method gt Protect the unmonitored areas on both sides of the material transport using mechanical guards gt Prevent people from being able to reach through the material transport to the hazardous point using organizational measures e g by increasing the safety distance Mounting rail with reflective tape nk SSS Saas Opening for material transport Mechanical guard Figure 32 Mounting with automatic material transport into the workstation Rockwell Automation Publication 10000202762 Ver 01 December 2014 37 Chapter7 Commissioning Test notes Pre commissioning tests Regular inspection of the protective device by qualified safety personnel 38 Chapter Commissioning Aara Commissioning requires a thorough check by qualified safety personnel Before you operate a system protected by the SC300 safety sensor system for the first time make sure that the system is first checked and released by qualified safety personnel
32. d safety personnel or specially qualified and authorized personnel and must be recorded and documented to ensure that the tests can be reconstructed and retraced at any time e Changes to the configuration of the devices can degrade the protective function After every change to the configuration you must therefore check the effectiveness of the protective device The person who makes the change is also responsible for the correct protective function of the device Rockwell Automation Publication 10000202762 Ver 01 December 2014 7 Chapter2 On safety Environmental protection e The light beams from the camera may be deflected by reflective surfaces This can result in failure to identify an object For this reason reflective surfaces on the reflective tape or in the protective field are not allowed e The operating instructions must be made available to the operator of the machine where the SC300 safety camera system is fitted The machine operator is to be instructed in the use of the device by qualified safety personnel and must be instructed to read the operating instructions e To meet the requirements of the relevant product standards e g EN 61 496 1 the external voltage supply for the devices SELV must be able to bridge a brief mains failure of 20 ms Power supplies according to EN 60 204 1 satisfy this requirement Suitable power supplies are available as accessories from Rockwell Automation see the Accessories section on
33. e the two cameras may interfere with each other To guard against this situation occurring you must synchronize the two cameras How to synchronize two 5C300 Connect pin 3 on the two cameras together The cameras will synchronize automatically each time after switch on and after every teach in procedure e If you actuate the external key operated pushbutton for teach in or one of the two internal teach in keys both devices will learn their protective fields at the same time Rockwell Automation Publication 10000202762 Ver 01 December 2014 Connection diagrams Chapter5 Electrical installation e Ifyou use the internal restart interlock then you can connect separate reset buttons or a common reset button for both cameras e Ifyou use the external device monitoring then must connect separate normally closed contacts k1 k2 for both cameras Notes o Take note of the related operating instructions of the integrated devices e You can find more connection diagrams at www rockwellautomation com 24V DC Color Pin Signal Wht 1 Reset Camera Pigtail SE Brn 2 24V Grn 3 Teach Yel EDM Gry OSSD 1 4 5 Pnk 6 OSSD2 Blu 7 OVDC 8 Red FE Restart x T MSR127 Allen Bradley e Guard mate S34 ov DC Figure 24 SC300 safety camera configured with external teach connected to an MSR127RP wired for monitored manual restart 24V DC Camera Pigtail Color Pin Signal Wht 1 Reset
34. e LED flashes evenly 0 5 seconds on 0 5 seconds off lt thetep goes off briefly 0 9 seconds on 0 1 seconds off OF The LED flashes with a short duty cycle 0 9 seconds off 0 1 seconds on In combination with the LED symbols these symbols identify which LED is described The LED Stop OSSDs switched off is illuminated constantly O the ten Warning flashes VO The LED OK 055Ds switched on is off Instructions for taking action are shown by an arrow Read carefully and follow the instructions for action Maan Potentially hazardous situation which if not prevented might lead to serious or deadly injury Failure to observe may result in dangerous operation 4 Rockwell Automation Publication 10000202762 Ver 01 December 2014 Chapter1 About This Document The term dangerous state The dangerous state standard term of the machine is always shown in the drawings and diagrams of this document as a movement of a machine part In practical operation there may be a number of different dangerous states e Machine movements e Electrical conductors e Visible or invisible radiation e Acombination of several risks and hazards Rockwell Automation Publication 10000202762 Ver 01 December 2014 5 Chapter2 On safety Qualified safety personnel Applications of the device Chapter 2 On safety This chapter deals with your own safety and the safety of the equipment ope
35. e eee eee eeeees 43 Care and maintenance Fault diagnosis Insthe eVvent Of TaUlts oreto nad NGA i DANG NA base thay Madea 45 Rockwell Automation SUPPOrt 0 0 ccc ccc cece eee eee eeeeeees 45 Warnings and error messages of the LEDS ccc cece cece eee eeees 45 Technical specifications Dalla SCC AA NA AA 47 DIMENSIONAL GraWwiINGSincfiawsx erine nr aR AA NN ANDA ANAN SONA 50 Dimensional drawing SC300 aaa 50 Dimensional drawing mounting kit a 51 Ordering information Safety SENSOMSYSLEINS oae a EEIE a a tad NA AA a 52 PRE COS SOUS Baa Aia AU inet Goa Eka ga Aao a Hed Gua a ayay ee Saye aot 53 Annex Checklist for the manufacturer ccc ccc ccc cece cece een e eee eeeee 54 EC declaration Of CONTOMMINY a na mah ha aaa ke os NGANGA GA Aia WAN NO 55 ESCO taD pananda NA ANAN AA bee Aceh ah ald aches 56 Listo illustrations ka BA Nan LAAN a NA NAA a Baa 56 Rockwell Automation Publication 10000202762 Ver 01 December 2014 Function of this document Target group Information depth Note Chapter1 About This Document Chapter 1 About This Document Please read this chapter carefully before working with the documentation and the SC300 safety sensor system These operating instructions are designed to address the technical personnel of the machine manufacturer or the machine operator in regards to safe mounting installation configuration electrical installation commissioning ope
36. e frame one 5C300 mounting on the frame Figure 4 Hazardous point protection with Figure 5 Hazardous point protection with two 5C300 placement in opposite two SC300 placement at corner directions The SC300 safety camera system operates correctly as a protective device only if the following conditions are met e The control of the machine must be electrical e It must be possible to achieve a safe state on the machine at any time e Camera and reflective tape must be so mounted that objects penetrating into the hazardous area are safely identified by the SC300 e The reset button must be fitted outside the hazardous area such that it cannot be operated by a person working inside the hazardous area When operating the reset button the operator must have full visual command of the hazardous area e The statutory and local rules and regulations must be observed when installing and using the device e The necessary protective field dimensions must not exceed the permitted ratio for the lengths of the sides see Checking the Dimensions of the Protective Field on page 15 Configurable functions This section describes the functions of the SC300 safety camera system that can be configured 10 Rockwell Automation Publication 10000202762 Ver 01 December 2014 Notes Chapter3 Product description Test the protective device after any changes After each modification to the protective device or its connection you must check t
37. ectly installed Yes No Are the outputs on the ESPE OSSD AS Interface Safety at Work interface integrated in accordance with the required PL SILCL as per EN ISO 13 849 y N JEN 62061 and do they comply with the circuit diagrams es No e gm PG aa aaa Once initiated will a dangerous state be stopped when switching the ESPE on or off and when changing the operating mode or when switching to y N f another protective device es No Has the information label for the daily check been attached so that it is easily visible for the operator Yes No This checklist does not replace the initial commissioning nor the regular inspection by qualified safety personnel 54 Rockwell Automation Publication 10000202762 Ver 01 December 2014 Chapter13 Annex Rockwell Automation EC Declaration of Conformity The undersigned representing the manufacturer and the authorised representative established within the Community Rockwell Automation Inc Rockwell Automation B V 2 Executive Drive Rivium Promenade 160 Chelmsford MA 01824 2909 LM Capelle aan den IJssel U S A Netherlands Herewith declare that the Products SC300 Safety Camera Product identification brand and Allen Bradley GuardMaster 442L SAFCAMI catalogue number part number Product Safety Function 442L SAFCAMI safety camera is a vision based protection device VBPD The safety camera is a non contact safety device and can be used in applications up
38. es at joints gt If damage to the reflective tape is to be expected due to the application e g because heavy or sharp edged objects are pushed over the working area you should use one of the following possible mounting methods Mount the camera in the bottom of the frame Mount the camera lower than the contact surface in front of the frame How to mount the reflective tape The reflective tape is attached by simply bonding it in place gt Clean the surface where the tape is to be attached so that it is clean of residue gt Remove the protective film on the rear of the reflective tape and apply the tape perpendicular to the camera s optical axis The camera will tolerate a small divergence from the optical axis Figure 17 SC300 Lateral tolerance ae 9 2 Permissible applications 0 4 0 5 0 6 0 7 0 8 Reflective tape 0 9 Distance to the reflective tape m l OP PG FS PPD MP PO O O PNG Permissible divergence of the reflective tape mm Figure 17 Permissible divergence of the reflective tape from the optical axis of the camera as a function of the distance at 20 mm resolution illustration of divergence not to scale Rockwell Automation Publication 10000202762 Ver 01 December 2014 25 Chapter4 Mounting
39. ethics product environment compliance page www rockwellautomation com Power Control and Information Solutions Headquarters Americas Rockwell Automation 1201 South Second Street Milwaukee WI 53204 2496 USA Tel 1 414 382 2000 Fax 1 414 382 4444 Europe Middle East Africa Rockwell Automation NV Pegasus Park De Kleetlaan 12a 1831 Diegem Belgium Tel 32 2 663 0600 Fax 32 2 663 0640 Asia Pacific Rockwell Automation Level 14 Core F Cyberport 3 100 Cyberport Road Hong Kong Tel 852 2887 4788 Fax 852 2508 1846 Publication 10000202762 Ver 01 December 2014 Copyright 2014 Rockwell Automation Inc All Rights Reserved Printed in USA
40. ety relay modules are valid the system is ready for switch on and waits for an input signal switch on signal The system s corresponding logic path is enabled by pressing and releasing the related restart switch The related outputs of the GSR DI carry power If the input conditions are no longer met the related outputs of the GSR DI shut down Rockwell Automation Publication 10000202762 Ver 01 December 2014 33 Chapter 5 34 Electrical installation Pin Signal 1 Reset 2 24V Camera Pigtail 3 Teach 4 EDM 5 OSSD 1 6 OSSD2 D Start 7 OVDC 8 FE 889D F8AB X O O A2 S11 S21 S12 522 L1 L2 L3 LTest Out J bag kag 24VDC Gaan ka pai AN AA AL KI Bj In2 DI LOGIC im Out Allen Bradley X Logic Guard laste 7 6 5 AA YO OEC RHF RF K2 L12 Lii Y32 S34 O O O Figure 28 SC300 safety camera configured for automatic restart with external teach connected to a GSR DI safety relay module configured for automatic restart and also showing an E Stop switch connection Principle of operation When the light path on the SC300 safety camera is clear and the input conditions on the GSR DI safety relay module are valid the system is ready for switch on and waits for an input signal switch on signal The system s corresponding logic path is enabled by pressing and releasing the related restart switch The related outputs of the GSR DI carry power If the input conditions are no longer met the related outputs
41. gular protective field at a resolution of 20 mm 15 Protective field dimensions allowed for a rectangular protective field at a resolution of 24mm 16 Protective field dimensions allowed for a rectangular protective field at a resolution of 30 mm 16 Length of the unmonitored area in the case of mounting ina frame eee ee 20 Pin assignment system connection SC300 cece cece cece eee eee eee e eee eeeeen eens 28 Starting the teach in process ccc cece cece AA Aa 4 Meaning of the diagnostics LEDs during teach in ccc aaa 4 LED dISpidyS ane GAN aaa asa ansakit sh a hen tad cara 4 Indications on completion of the teach in cece cece cece aa 46 Datasheet NE AA Rese Gn AA AA 4 Part numbers safety camera systems cece cece ence ete eee ee nett eee eeaeeeeaes 52 Part numbers accesses naa NANG caren canted Coveduaieaierasiceesunsernenereas 53 Operating principle of the SC300 0 0 6 asaan aaa 9 Hazardous point protection with one SC300 mounting in the frame left figure 10 Hazardous point protection with one 5C300 mounting on the frame right figure 10 Hazardous point protection with two 5C300 placement in opposite directions left figure 10 Hazardous point protection with two 5C300 placement at corner right figure 10 Outline drawing of the protective operation aaa 11 Status LEDS Of tHE SINO kak Na GANA ANNA DINAANAN GN AGAD ANN
42. he whole protective device for effectiveness see Test Notes on page 38 Restart interlock Figure 6 Outline drawing of the protective operation The SC300 has an internal restart interlock The dangerous state of the machine is interrupted on a protective field interruption and is not re enabled until the operator presses the reset button e Ifyou use the SC300 without internal restart interlock then you must implement the restart interlock externally i e machine side e Do not confuse the restart interlock with the starting interlock on the machine The starting interlock guards against the machine starting after switching on The restart interlock guards against the machine starting again after an error or an interruption of the light path When using the SC300 you can implement the restart interlock in two different ways e With the internal restart interlock of the SC300 The SC300 controls the restart e With the restart interlock of the machine external The SC300 has no control over the restart The possible combinations are shown in the following table Restart interlock Restart interlock of the SC300 ofthe machine Permissible application Only if Deactivated Deactivated the safety camera system cannot be stood behind Observe EN 60 204 1 it is ensured no work clothing with reflectors is used Deactivated All l l Only if the safety camera system cannot be stood behind Observe Aet
43. igure 8 A protective field sector represents one quarter of the field of view of the SC300 Teach in mode see Teach In on page 40 EI Ko KU Warning see Fault Diagnosis on page 45 vl is qN eS o Error see Fault Diagnosis on page 45 Table 4 Meaning of the diagnostics LEDs 14 Rockwell Automation Publication 10000202762 Ver 01 December 2014 Checking the dimensions of the protective field Note Chapter4 Mounting Chapter 4 Mounting This chapter describes the preparation and completion of the mounting of the SC300 safety camera system Mounting requires the following steps e Checking the dimensions of the protective field see below e Determining the safety distance see page 16 e Mounting of the camera see page 20 e Mounting the reflective tape see page 24 The following steps are necessary after mounting e Completing the electrical connections see Chapter 5 on page 27 e Testing the installation see Test Notes section on page 38 Marin Only use the SC300 safety sensor system if the ratio allowed for the lengths of the sides of the protective field can be met If the maximum ratio of the lengths of the sides is exceeded the safety sensor system may not operate correctly This would mean that the operator is at risk Applicable to all resolutions e The ratio of the lengths of the sides of a protective field monitored must not exceed 2 1 e
44. ing options on the example application at www rockwellautomation com Mounting on a frame Always mount the camera with at least two screws and use the fastening openings on two opposite sides of the housing Secure the two mounting screws against unintentional loosening Always use washers under the screws Figure 13 To mount the camera use sliding nuts suitable for the profile system used or the clamping lugs available as accessories see Accessories section on page 53 Pay attention to the thickness of the flange on the camera when selecting a suitable screw length see Dimensional drawings section on page 50 Housing markings Mounting on 40 mm profile Mounting on 60 mm profile Figure 13 Example mounting with sliding nuts on different thickness profiles Mounting on 30 mm profile Mounting on 50 mm profile Figure 14 Example mounting with clamping lugs on different thickness profiles Align the camera such that the housing markings are aligned with the inside of the frame profile The protective field stretches between the housing markings and the ends of the reflective tape Rockwell Automation Publication 10000202762 Ver 01 December 2014 23 Chapter 4 24 Mounting Notes Vv VVWV Notes Mounting in a frame Figure 15 Mounting ina frame Always mount the camera with at least two screws and use the fastening openings on two opposite sides of the housing Secure the two fixing
45. nterference of systems mounted in close proximity If two SC300 are so arranged that they entirely or partially look at the same reflective tape the two safety sensors may interfere with each other This can disrupt the protective function of the system This would mean that the operator is at risk ATTENTION A gt Take suitable measures to prevent mutual interference e Ifthe two safety sensors are used in different applications Reverse the direction in which one of the systems looks Choose a different mounting method see Steps for mounting the safety sensor system section on page 22 Mount non reflective field of view guards e Ifthe two safety sensors are used in the same application then synchronize the two systems see Two SC300 with synchronization section on page 30 Rockwell Automation Publication 10000202762 Ver 01 December 2014 21 Chapter4 Mounting Steps for mounting the safety camera system 22 Naan Special features to note during mounting gt Avoid unmonitored areas as described in the previous section gt Always mount the safety sensor on a flat surface gt Always mount the safety sensor on a metal surface and ensure good mechanical contact In this way you will ensure adequate heat dissipation from the device gt During mounting ensure that safety sensor and reflective tape are aligned correctly The SC300 accepts a defined lateral tolerance see Mounting the
46. of the GSR DI shut down The restart switch button must be used to restart the system Rockwell Automation Publication 10000202762 Ver 01 December 2014 Chapter6 Application examples Chapter 6 Application examples Note The examples shown are only provided as an aid for your planning You may Application with one 5C300 Application with two 5C300 Notes need to consider additional protection measures for your application If the necessary protective field dimensions can be realized using a single SC300 then mount the camera on a corner of the frame or in a corner of the frame Apply the reflective tape to the opposite sides SC300 Reflective Protective field f tape Figure 29 Application with small protective field 1 x SC300 If the application requires a larger protective field width that can be covered with one SC300 or the hazardous point is to be protected in an ergonomic manner you can mount two SC300 in parallel in opposite directions see Figure 27 or at the corners see Figure 28 In this way you can realize two overlapping protective fields Mount the devices overlapping as shown in the figure i e not back to back Otherwise un monitored areas may be produced Ensure the housing markings on the two cameras are aligned You must synchronize the two SC300 with each other so that they do not interfere with each other see page 30 Rockwell Automation Publication 10000202762 Ver 01 December 2
47. on of 24 mm 4421 ACAM24MMKIT Resolution set for resolution of 30 mm 4421 ACAM30MMKIT Table 16 Part numbers safety camera systems Ordering example If an SC300 safety camera is to be used in your application with a resolution of 20 mm Then you must order the following 50300 safety camera Cat 3 PL d according to EN ISO 13849 1 A42L SAFCAM1 e Resolution set for resolution of 20 mm 4421 ACAM20MMKIT 52 Rockwell Automation Publication 10000202762 Ver 01 December 2014 Accessories Chapter12 Ordering information Reflective tapes Robust version Suitable for applications in which the reflective tape is subject to friction or weight Test rods For resolution of 20 mm 1 piece with 20 mm 442 ATRD20MM For resolution of 24 mm 1 piece with 24 mm 442 ATRD24MM For resolution of 30 mm 1 piece with amp 30 mm 4421 ATRD30MM Mounting kit To mount the SC300 on profile frames two clamping lugs incl screws 442 ACAMBRK1 Power supply Power supply 24V 100 240V AC 50 W 7028789 Power supply 24V 100 240V AC 95 W 7028790 Connecting cable With cable socket M12 x 8 straight socket stripped 2m 889D F8FB 2 2m 889D F8FB 5 7 9m 889D F8FB 10 Other accessories Teach in pin 442 ACAMTS Table 17 Part numbers accessories Rockwell Automation Publication 10000202762 Ver 01 December 2014 53 Chapter13 Annex Chapter 13 Annex Checklist for the manufacturer Checklist for the manufacturer installer for
48. page 53 The SC300 safety camera system has been designed to minimize environmental impact It uses only a minimum of power and natural resources At work always act in an environmentally responsible manner Disposal Always dispose of unserviceable or irreparable devices in compliance with local national rules and regulations with respect to waste disposal e g European waste code 16 02 14 Separation of materials Before you send the devices for appropriate recycling it is necessary to separate the different materials in the SC300 safety camera Separate the housing from the rest of the parts in particular the circuit board Send the separated parts for recycling as appropriate Components Disposal Product Housing Metal recycling aluminium Circuit boards cable connector andelectrical Electronic recycling connecting pieces Packaging Cardboard paper Paper cardboard recycling Polyethylene packaging Plastic recycling Rockwell Automation Publication 10000202762 Ver 01 December 2014 Chapter3 Product description Special features Operating principle of the device Chapter 3 Product description This chapter provides information on the special features and properties of the SC300 safety camera system It describes the construction and the operating principle of the device in particular the different operating modes Please read this chapter before mounting installing and commissioning the device e SC3
49. rating status Status LEDs of the SC300 Status LEDs Stop Warning O OK Internal teach in key Figure 7 Status LEDs of the 5 300 OSSDs shut down e g if object in protective field or lock out Pe 055oshutdwn eg ifobjectin protective ek or Ta OSSDs activated Protective field unoccupied No valid configuration taught in default delivery status Perform the teach in procedure see Teach In on page 40 Even flashing reset required Press the reset button Yellow Warning Carry out a fault diagnosis see Fault Diagnosis on page 45 Error Carry out a fault diagnosis see see Fault Diagnosis on page 45 Table 3 Meaning of the status LEDs of the SC300 Diagnostics LEDs of the SC300 The camera indicates diagnostic information with the aid of four LEDs Allocation of the diagnostics LEDs to the protective field sector Diagnostics LE Figure 8 Diagnostics LEDs of the SC300 Rockwell Automation Publication 10000202762 Ver 01 December 2014 13 Chapter3 Product description Display Power up sequence After switching on the 5C300 and after each teach in the power up sequence runs Starting with the diagnostics LED 1 the next diagnostics LED illuminates after one second and so on until all 4 diagnostics LEDs are illuminated Protective field sector free Interruption of the protective field in the allocated protective field sector see F
50. ration and maintenance of the SC300 safety sensor system These operating instructions do not provide instructions for operating machines on which the SC300 safety sensor system is or will be integrated Information on this is to be found in the operating instructions for the machine These operating instructions are addressed to planning engineers machine designers and operators of plants and systems which are to be protected by one or several SC300 safety sensor systems It also addresses people who integrate the SC300 into a machine initialize its use or who are in charge of servicing and maintaining the device These operating instructions contain the following information on the SC300 safety sensor system e mounting e fault diagnosis and troubleshooting e electrical installation e part numbers e commissioning e conformity and approval e care and maintenance Planning and using protective devices such as the SC300 also require specific technical skills which are not detailed in this documentation When operating the SC300 the national local and statutory rules and regulations must be observed General information on accident prevention using opto electronic protective devices can be found in the brochure Safe Machines with opto electronic protective devices Please refer also to the Rockwell Automation homepage on the internet at www rockwellautomation com Here you will find information on e Application example
51. ration detected a a OSSDs detected and OK External device monitoring EDM detected and activated Reset button detected and restart interlock activated Internal teach in key unlocked Table 12 Meaning of the diagnostics LEDs during teach in gt Using the LEDs check whether the teach in was successful Status LEDs Tate Tr JOLCHE ER was successful If the protective field is clear and the restart interlock is deactivated the SC300 switches to green oe Teach in was successful If the protective field is clear and restart interlock is activated the SC300 waits until the reset button is operated e elojolo olo Teach in has failed for measures see below Table 13 LED displays after teach in gt After teach in it is imperative you check the protective field see Tests of the protective device by a specialist or authorized personnel on page 39 If the teach in fails gt Check and rectify as necessary the following causes Is the reflector fitted and clean Isthe reflector perpendicular to the area of the protective field Is the reflective tape or are sub segments of the tape very short Rockwell Automation Publication 10000202762 Ver 01 December 2014 41 Chapter8 Configuration Internal restart interlock External device monitoring 42 VV VV WV Are there other reflective objects in the immediate vicinity that could interfere with the system e g reflective strips on
52. rators Please read this chapter carefully before working with the SC300 or with the machine protected by the SC300 The SC300 safety camera system must only be installed commissioned and serviced by qualified safety personnel Qualified safety personnel are defined as persons who e Due to their specialist training and experience have adequate knowledge of the power driven equipment to be checked and e Have been instructed by the responsible machine owner in the operation of the machine and the current valid safety guidelines and e Are sufficiently familiar with the applicable official health and work safety regulations directives and generally recognized engineering practice e g DIN standards VDE stipulations engineering regulations from other EC member states that they can assess the work safety aspects of the power driven equipment and e Have access to these operating instructions and have read them As a rule these are qualified safety personnel from the ESPE manufacturer or also persons who have been appropriately trained at the ESPE manufacturer are primarily involved in checking ESPE and are allocated the task by the organization operating the ESPE The SC300 safety camera system is an item of electro sensitive protective equipment ESPE The SC300 safety camera system can be operated with three resolutions Depending on the resolution used the maximum protective field dimensions change Protective field
53. reflective tape on page 24 gt Take suitable measures to attenuate vibration if the shock requirements are above the values given in the Data sheet section on page 47 gt Observe the safety distance of the system during mounting On this subject read Determining the safety distance on page 16 gt Mount the safety sensor system such that it is not possible reaching under reaching over or standing behind the sensor and that the sensor cannot be repositioned Figure 12 The correct installation above must eliminate the errors below reaching over reaching under and standing behind gt Secure the two fixing screws against unintentional loosening gt Once the system is mounted one or several of the enclosed self adhesive safety information labels must be affixed Use only information labels in the language which the operators of the machine understand Affix the information labels such that they are easily visible by the operators during operation After attaching additional objects and equipment the information labels must not be concealed from view Affix the information label Important Information to the system in close proximity to the safety sensor system The most common mounting options are e Mounting on a frame e Mounting in a frame Rockwell Automation Publication 10000202762 Ver 01 December 2014 Note Notes Vv VVWV Chapter4 Mounting You will find other mount
54. rent Actuating time control switch input Teach in synchronization TEACH SYNCH input Resistance HIGH Capacitance Voltage HIGH Static current Output signal switching devices OSSDs Switching voltage HIGH active Ums at 250 mA Switching voltage LOW inactive Source switching current Leakage current Load inductance Load capacity at 50 W Permissible line resistance between device and load Test pulse date Test pulse width Test frequency Response time Switch off time Power up delay of the OSSDs from red to green Contactors Permissible dropout time Permissible pick up time Table 15 Data sheet SC300 Chapter 11 avn The input must be operated by a key operated switch contact 2k Q 15 nF 11V 24V 30V 6mA 15 mA Technical specifications 2 PNP semiconductors short circuit protected cross circuit monitored ov Applies to the voltage range between Uy and OV Switching currents 2500 mA are allowed briefly 100 ms Inthe case of a fault OV cable open circuit the maximum leakage current flowing in the OSSD cable The downstream controller must detect this status as LOW A safe PLC Programmable Logic Controller must be able to identify this status Make sure to limit the individual cable resistance to the downstream controller to this value to ensure that a cross circuit between the outputs is safely detected Also note EN 60 204 Electrical Machine Equipment Part 1 General
55. rm a teach in procedure after any change to the connection The SC300 activates the external device monitoring only after the next teach in procedure If you place the system in operation after connecting the contacts to the external device monitoring EDM input without teach in then the external device monitoring will remain deactivated The system can therefore switch to green despite faulty contactors The configuration of the external device monitoring is described on page 42 External key operated pushbutton for teach in To permit remote teach in and or to protect the configuration you can connect an external key operated pushbutton for teach in and lock the internal teach in key e Once the key operated pushbutton for teach in has been operated the SC300 locks the internal teach in key and saves this configuration in the device Teach in can only be performed using the external key operated pushbutton for teach in see Locking the internal teach in key on page 43 e If you use two SC300 in an application then both systems use the same external key operated pushbutton for teach in see Figure 23 24V 1 1 Internal 2 k2 A Internal teach in Ea TEACH SYNC 4 teach in key 4 EDM l key 5 OSSD1 J 6 OSSD2 GND 8 E oV Figure 23 Connection of two SC300 with synchronization If two SC300 are so arranged that they entirely or partially look at the same reflective tap
56. s and application reports that supplement the application examples e A list of frequently asked questions regarding the SC300 e These operating instructions in different languages for viewing and printing e Certificates on the prototype test the EC declaration of conformity and other documents Rockwell Automation Publication 10000202762 Ver 01 December 2014 3 Chapter1 About This Document Scope Notes Abbreviations used ANSI EDM ESPE LED OSSD 50300 Symbols used Recommendation Note O O amp j 5 ON rs WM ODD gt Take action Attention This document is an original document These operating instructions are only applicable to the SC300 safety sensor system with the following entry on the type label in the field Operating Instructions 10000202762 Ver 00 American National Standards Institute External device monitoring Electro sensitive protective equipment e g 5C300 Light Emitting Diode Output signal switching device signal output from the protective device to the controller that is used to stop the dangerous movement Short code for the SC300 safety sensor system Recommendations are designed to give you some assistance in your decision making process with respect to a certain function or a technical measure Refer to notes for special features of the device LED symbols describe the status of an LED Examples QO The LEDis off The LEDis illuminated constantly O th
57. sample with the regulations from the EC Machinery Directive has been certified by IFA Institut fiirArbeitsschutz EC Type Examination der Deutschen Gesetzlichen Unfallversicherung Registration No IFA 1101217 53757 Sankt Augustin Germany Report No 2011 24124 Manufacturer Authorised Representative in the Community z 3 J fume SA MN Signature Signature Name Daniel L Nachtigall Name Viktor Schiffer Position Supv Product Certification Engineering Position Engineering Manager Date 28 Dec 2011 Date 13 Jan 2012 Document Control Number SEN 0413 A EN 1 1 Figure 36 EC declaration of conformity Rockwell Automation Publication 10000202762 Ver 01 December 2014 55 Chapter13 Annex List of tables List of illustrations 56 Tab 1 Tab 2 Tab 3 Tab 4 Tab 5 Tab 6 Tab 7 Tab 8 Tab 9 Tab 10 Tab 11 Tab 12 Tab 13 Tab 14 Tab 15 Tab 16 Fig 1 Fig 2 Fig 3 Fig 4 Fig 5 Fig 6 Fig 7 Fig 8 Fig 9 Fig 10 Fig 11 Fig 12 Fig 13 Fig 14 Fig 15 Fig 16 Fig 17 Fig 18 Fig 19 Fig 20 Fig 21 Fig 22 Maximum protective field dimensions as a function of the resolution 6 Permissible restart interlock configurations on the SC300 aasawa 11 Meaning of the status LEDs of the SC300 aaa 13 Meaning of the diagnostics LEDS cece cece cece aaa 14 Protective field dimensions allowed for a rectan
58. screws against unintentional loosening Always use washers under the screws Figure 15 Use sliding nuts suitable for the profile system employed for mounting the camera Pay attention to the thickness of the flange on the camera when selecting a suitable screw length see Dimensional drawings section on page 50 ara Protect unmonitored areas using mechanical guards gt Take organizational measures to protect the un monitored IN areas see page 20 Mounting the reflective tape Prior to mounting the reflective tape pay attention to the following notes Plan the attachment of the reflective tape exactly prior to bonding it in place The adhesive on the reflective tape is very resilient It is not possible to remove the tape again without destroying it You will need a suitable solvent to remove the reflective tape see Accessories section on page 53 If you must bond the reflective tape in several sections then ensure there are no gaps folds or offset at the joints The reflective tape must run seamlessly along the contour to be monitored Only the longest contiguous section of the reflective tape is taught in by the SC300 If there are gaps in the reflection the safety camera system will ignore the shorter section of the reflective tape Rockwell Automation Publication 10000202762 Ver 01 December 2014 Chapter4 Mounting AY NA a 4 RA WA Figure 16 Correct arrangement of the reflective tap
59. se of soiling Do not use aggressive cleaning agents Do not use abrasive cleaning agents How to clean the front screen and the reflective tape Use a clean and soft brush to remove dust from the front screen and the reflective tape Then wipe the front screen and the reflective tape with a clean and damp cloth After cleaning check the position of the camera and check the reflective tape for good condition to ensure it is not possible to reach over reach under or stand behind the protective device Check the effectiveness of the protective device as described in Test notes on page 38 Rockwell Automation Publication 10000202762 Ver 01 December 2014 In the event of faults or errors Rockwell Automation support Warnings and error messages of the LEDs Chapter10 Fault diagnosis Chapter 10 Fault diagnosis This chapter describes how to identify and rectify errors and malfunctions during the operation of the safety camera system NAAT Cease operation if the cause of the malfunction has not been clearly identified gt Stop the machine if you cannot clearly identify or allocate the error and if you cannot safely rectify the malfunction The system state lock out In case of certain faults or an erroneous configuration the system can go into the lock out state The status LED flashes with a short duty cycle O short on long off To place the device back in operation Rectify the cause of
60. sed in residential areas it can cause radio interferences The SC300 safety camera system must be used only as defined in the Applications of the device on page 6 It must be used only by qualified personnel and only on the machine where it has been installed and initialized by qualified safety personnel in accordance with these operating instructions If the device is used for any other purposes or modified in any way also during mounting and installation any warranty claim against Rockwell Automation shall become void Marthe Pay attention to the safety notes Please observe the following procedures in order to ensure the A correct and safe use of the SC300 safety sensor system e The national international rules and regulations apply to the installation use and periodic technical inspections of the safety camera system in particular Machinery Directive 2006 42 EC Work Equipment Directive 89 655 EEC The work safety regulations safety rules Other relevant safety regulations Manufacturers and operators of the machine on which the safety camera system is used are responsible for obtaining and observing all applicable safety regulations and rules e The notices in particular the test regulations see Test Notes on page 38 of these operating instructions e g on use Mounting installation or integration into the existing machine controller must be observed e The tests must be carried out by qualifie
61. side must be at least 0 43 m and is allowed to be a maximum of 2 x 0 43 m 0 86 m long Example 2 The shorter side is 0 78 m long Then the longer side must be at least 0 78 m and is allowed to be a maximum of 1 20 m long Protective field dimensions allowed at a resolution of 30 mm The lengths of the sides of a protective field monitored must not be shorter than 0 60 m and not longer than 1 50 m Longer side of the protective field Table 7 Protective field dimensions allowed for a rectangular protective field at a resolution of 30 mm intermediate values are allowed Example 1 The shorter side is 0 63 m long Then the longer side must be at least 0 63 m and is allowed to be a maximum of 2 x 0 63 m 1 26 m long Example 2 The shorter side is 0 78 m long Then the longer side must be at least 0 78 m and is allowed to be a maximum of 1 50 m long The safety camera system must be mounted with an adequate safety distance between the protective field and the hazardous point This safety distance helps provide that the hazardous point can only be reached after the dangerous state of the machine has been completely stopped ara No protective function without sufficient safety distance The reliable protective effect of the safety sensor system depends on the safety sensor system being mounted with the correct safety distance from the hazardous point If mounted vertically the protective field is from the centre of the camera
62. st be performed Table 15 Data sheet SC300 Rockwell Automation Publication 10000202762 Ver 01 December 2014 47 Chapter 11 48 Technical specifications r Reflective tape length x width for resolution 30mm 1 50 m x 48 mm Power up am o after connecting the supply voltage Electrical data Supply voltage V at the device SELV 19 2V ay BU 28 288W Permissible cable resistance on the supply 10 cable awm O S o e A A Ca A e a A samin a A E i e a Electrical connection M12 x 8 see System connection on page 28 Cable length for wire cross section 0 25 mm Electrical see System connection on page 28 pemen Mme Pena bg a Naa TH paran lm bah To meet the requirements of the relevant product standards e g EN 61 496 1 the external voltage supply for the devices SELV must be able to bridge a brief mains failure of 20 ms Power supplies according to EN 60 204 1 satisfy this requirement Suitable power supplies are available as accessories from Rockwell Automation see Accessories on page 53 Within the limits of v A fuse rated 2 A maximum shall be installed in the isolated 24V DC power supply circuit to the device in order to limit the available current Table 15 Data sheet SC300 Rockwell Automation Publication 10000202762 Ver 01 December 2014 Reset restart input RESTART Resistance HIGH Capacitance Voltage IEC 61 131 2 HIGH OW Static cur
63. standard depending on the application How to calculate the minimum safety distance S according to prEN ISO 13 855 and EN ISO 13 857 Note The following calculation shows an example calculation of the safety distance The calculation is based on the assumption that the approach is perpendicular to the protective field Depending on the application and the ambient conditions a different calculation may be necessary gt Initial formula S K x T 8 x d 14 Rockwell Automation Publication 10000202762 Ver 01 December 2014 17 Chapter 4 18 Mounting Note Note Where S Safety distance in mm K 2000 mm s Definition and value as per prEN ISO 13 855 derived from data on the approach speed of the body or parts of the body T Stopping run down time of the entire system in s Stopping run down time of the entire system Stopping run down time of the machine response time of the protective device after light path interruption d Detection capability resolution of the protective device in mm The reach approach speed is already included in the calculation formula With K 2000 mm s the Ist formula is 1 calculation formula S 2000 x T 8 x d 14 If the result S is gt 100 mm and S lt 500 mm then use the determined value as the safety distance As per prEN ISO 13 855 a safety distance S lt 100 mm is not allowed If you obtain a value S lt 100 mm with your calculation please contact Rockwell Au
64. the connection of the external key ely ba ang operated pushbutton for teach in TEACH input gt Disconnect the supply voltage to the SC300 for Error System error at least 3 seconds gt Ifthe problem persists replace the unit Table 14 Indications on completion of the teach in 46 Rockwell Automation Publication 10000202762 Ver 01 December 2014 Chapter 11 Technical specifications Chapter 1 1 Technical specifications Data sheet Protective field dimensions See Checking the dimensions of the protective field on page 15 General system data Type mO c SC300 safety camera SIL2 IEC 61 508 SILCL2 EN 62 061 em Cc O Test rate 50 EN ISO 13 849 1 Demand rate 30 min EN ISO 13 849 1 PFHd mean probability of a dangerous a failure per hour 5 6X 107 CO oar O p Sonem fae i ae Humidity taking into account the EN 61 496 1 section 5 1 2 and section 5 4 2 as well as IEC TR 61 496 4 ae es range section 5 4 2 Sinusoidal vibration 5g 10 55 Hz EN 60 068 2 6 Shock resistance 10 g 16 ms EN 60 068 2 27 Occular safety Photobiologically harmless IEC 62 471 7 For detailed information on the exact design of your machine system please contact your local Rockwell Automation sales office or Allen Bradley distributor For SC300 safety camera the following applies Between two demands for a safety related reaction from the device at least 100 internal or external tests mu
65. the installation of electro sensitive protective equipment ESPE Details about the points listed below must be present at least during initial commissioning they are however dependent on the respective application the specifications of which are to be controlled by the manufacturer installer This checklist should be retained and kept with the machine documentation to serve as reference during recurring tests a aa TT a a In the case of hazardous point protection have appropriate measures been taken to prevent mechanical point of operation guarding or monitor y N unprotected presence in the hazardous area and have these been secured against removal es No Are additional mechanical protective measures fitted and secured against manipulation which prevent reaching under over or around the ESPE Yes No Has the maximum stopping and or stopping run down time of the machine been measured specified and documented at the machine and or in the machine documentation Yes No _ z Has the ESPE been mounted such that the required safety distance from the nearest hazardous point has been achieved Yes No Ba Are the ESPE devices correctly mounted and secured against manipulation after adjustment Yes No Are the required protective measures against electric shock in effect protection class Yes No 11 Is the control switch for resetting the protective device ESPE or restarting the machine present and corr
66. the protective device with the test rod Rockwell Automation Publication 10000202762 Ver 01 December 2014 39 Chapter 8 Teach in 40 Configuration gt gt Chapter 8 Configuration ATTENTION Ensure the machine is in a safe condition While you configure the safety sensor system the machine could A start unintentionally gt Ensure that the whole system is in a safe condition during the configuration process Prior to initial Commissioning you must perform a new teach in procedure The following occurs during teach in e The SC300 detects the current connection configuration and configures the internal restart interlock the external device monitoring and the locking of the internal teach in key to suit In the default delivery status these functions are deactivated e The SC300 detects the protective field based on the reflective tape In the default delivery status the SC300 has no protective field configured How to teach in the current configuration and shape of the protective field Ensure camera and reflective tape are correctly mounted and the electrical connections have been made Switch on the SC300 The LED is constantly illuminated ATTENTION Ui there are no objects in the protective field during teach Only the longest contiguous section of the reflective tape is taught in by the SC300 If there are gaps in the reflection e g because the reflective tape has been damaged or because there
67. the safe state with the reset button The electrical connection of the reset button is described in the Electrical Installation section on page 27 The configuration of the internal restart interlock is described on page 42 External device monitoring EDM The SC300 has external device monitoring If you activate the external device monitoring then the SC300 checks whether the contactors are actually de energized when the protective device triggers If after an attempted Reset restart the EDM does not detect a response from the switched device within 300 ms the EDM will deactivate the output signal switching devices again In this case the safety camera system signals as follows e The system remains at red The status LED illuminates The status LED O flashes with a short duty cycle e The diagnostics LED 2 O flashes with a short duty cycle If the system is unable to change to a safe operational state e g after contactor failure the system locks and shuts down completely lock out see page 45 The electrical connection for the external device monitoring is described in the Connecting the SC300 section on page 28 The configuration of the external device monitoring is described in the Configuration chapter on page 40 Rockwell Automation Publication 10000202762 Ver 01 December 2014 Chapter3 Product description Status indicators The light emitting diodes LEDs on the SC300 signal its ope
68. tomation If the result is S gt 500 mm use K 1600 mm s in the formula and calculate S again 2 calculation formula S 1600 x T 8 x d 14 If the new value S is gt 500 mm then use the newly determined value as the minimum safety distance If the new value S is lt 500 mm then use 500 mm as the minimum safety distance Example The following values apply Stopping run down time of the machine 290 ms Response time of the SC300 after light path interruption 20 ms Detection capability resolution d of the SC300 20 mm You will find the values for the response time and the resolution of the SC300 in Technical specifications on page 47 Minimum safety distance calculation e Step 1 Calculation of the stopping run down time of the entire system T 290 ms 20 ms 310 ms 0 31 s e Step 2 Insert the values in the 1st formula S 2000 x T 8 x d 14 S 2000 x 0 31 8 x 20 14 668 mm e Step 3 Check the value for S S gt 500 mm For this reason the 2nd formula must be used e Step 4 Insert the values in the 2nd formula S 1600 x T 8 x d 14 S 600 x 0 31 8 x 20 14 544 mm Rockwell Automation Publication 10000202762 Ver 01 December 2014 Note Note Chapter4 Mounting e Step 5 Check the value of S S gt 500 mm For this reason 544 mm must be used as the minimum safety distance Safety distance if OSHA and ANSI are applicable If OSHA and ANSI are applicable
69. ushbutton for teach in and lock the internal teach in key How to lock the internal teach in key Connect an external key operated pushbutton for teach In Connecting the SC300 on page 28 Switch on the SC300 Perform a teach in procedure using the key operated pushbutton for teach in The SC300 locks the internal teach in key and saves this configuration in the device Teach in can now only be performed using the key operated pushbutton for teach in Check the effectiveness of the protective device as described in Test notes on page 38 How to unlock the internal teach in key Switch on the SC300 Press the key operated pushbutton for teach in for at least 60 seconds The SC300 unlocks the internal teach in key and saves this configuration in the device If you no longer need the key operated pushbutton for teach in remove it from the electrical installation Otherwise the SC300 will again lock the internal teach in key the next time the key operated pushbutton for teach in is actuated Check the effectiveness of the protective device as described in Test notes on page 38 Rockwell Automation Publication 10000202762 Ver 01 December 2014 43 Chapter 9 44 Care and maintenance Note Chapter 9 Care and maintenance The SC300 safety camera system is maintenance free in operation The front screen on the SC300 as well as the reflective tape should be cleaned regularly and also cleaned immediately in ca

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