F3S-TGR-SB4 series
Contents
1. 26 SB 9 6 9 6 9 7 9 7 series User s manual OVERRIDE This function makes it possible to procure a condition of total bypass should it be necessary to start up the machinery even if one or more rays have been interrupted by the material The objective is to free the protected area from any material that has accumulated in front of the barrier for example further to a fault in the machinery s cycle If we imagine a pallet has stopped in front of the protected area it will not be possible to restart the conveyor belt because the barrier detects one or more rays have been interrupted and therefore will not close the outputs therefore the area controlled cannot be liberated However it can be liberated if the override function is enabled This function is active for all barriers with the LMS connected as described in section 3 1 ENABLING THE OVERRIDE FUNCTION e Switch the appliance off e Switch it on again and press the test restart button within 5 seconds keeping it pressed for at least 5 seconds e The override function is now enabled The LMS flashes to signal the exclusion of the barrier e The maximum duration of the override function is 120 seconds after which the barrier is restored even if the button is kept pressed Naturally if the button is released before this the override function will terminate immediately FLOATING BLANKING 1 DEFINITION OF FLOATING BLANKING Floating Blankin2. 16 7 ALIGNMENT 18 8 OPERATING PROCEDURES eese 19 8 1 SETTING THE INTERNAL DIP SWITCHES 19 8 1 1 SELECTION OF RESET MODE 8 1 2 RELAY MODULE MANAGEMENT 9 MUTING OVERRIDE AND FLOATING BLANKING FUNCTIONS 20 9 1 GENERAL INFORMATION ON THE THREE 20 925 IMUTING EUNGTION eet ri treten ee coe o to ae estere 20 9 3 DESCRIPTION OF SINGLE MODULE MUTING AND MODULAR MUTING 21 9 3 1 DEFINITION OF 222000200020000000 21 9 32 SINGLE MODULE MUTING AND MODULAR MUTING 9 33 SELECTION OF MODULAR MUTING MODE STANDARD 9 34 SELECTION OF SINGLE MODULE 9 4 CRITERIA FOR 2 37 9 5 TIMING CONSTRAINTS muting 9 6 OVERRIDE neces 9 6 1 ENABLING THE OVERRIDE FUNCTION 9 7 FLOATING BLANKING eee 9 7 1 DEFINITION OF FLOATING BLANKING 24 2 2 2 2 00200000000000 9 7 2 MEMORISATION PROCEDURE FOR FLOATING BLANKING 28 10 LED 0 29 10 1 WHAT THE LEDS MEAN 29 10 2 ERRORS SIGNALLED B
3. Safety out 1 Safety out 2 Safety out 1 D Safety out 2 13 14 SB series User s manual SB series User s manual 6 3 NOTES ON CONNECTIONS 6 4 CODES AND SPECIFICATIONS OF AVAILABLE MODELS N transformer needed to power the system must comply with The columns with Number of modules and Number of optical units standard EN 60742 dual isolation or with equivalent isolation per module refer to operating management with muting see section e g VDE 0551 9 3 IN e The control unit must be protected with an external fuse whose rated breaking current must be 1A Cg e The TEST RESTART button must be located so that the operator can see the protected area when restarting testing or The following table shows the standard models available in the SBx series based on the length of the bars and their operating features All models in the SB series guarantee 35 mm resolution overriding The external illuminated indicator for muting override enabled Models 4 4 LE ET esu must be located so that it can be seen from all sides of mm mm of optical modules units per operation units module Read the section on the muting function and its use before SBx 150 150 286 8 14 4 2 locating the sensors for the activation of this function e Check that the load does not absorb current in excess of 500 SBx 300 300 389 16 14 2 4 A
4. SHIELD BROWN BLUE Shield 24 Vdc 0 Vdc EMITTER 1 3 SHIELD BROWN BLUE Shield 24 Vdc The test connection must always be executed with a N C button or connected to an automatic device such as a PLC 12 0 Vdc SB series User s manual SB series User s manual 6 2 CONNECTIONS WITH TGR SB RELAY MODULE Following the connection scheme if TGR SB is connected in presence of muting activator MSB L or MSB T RECEIVE 2 7 1 4 8 5 6 MSB RECEIVER CABLE SHHELO BROWN BLUE WHITE GREENYELLOW RED GRAY PINK M A SHIELDBROWN BLUE WHITE GREEN YELLOW RED GRAY PINK S 8 E B e N 211 ed JE d 8 oO a 2 o I Test Restart Q T I Test Restart zz 2 oo 3 HL 1 212 Eo 2 aol amp z o zE S 580S E mz o eels SER REJS Sge 8 3E no N zio 24 Z Be 5 bI o _ RU o n z 9 i 2 AU uting A 3 Muti Muting B Shield Shield Q 24 0 Do not make the bold connection if muting function is not used o 24 0
5. 14 User s manual TECHNICAL SPECIFICATIONS Power supply 24 Vdc 20 Consumption 10W max with both TX and RX connected Emission infrared Leds Reception Photodiode Number of emitters receivers according to model see table in section 6 4 Wavelength of emitters 950 nm RX indicators 2 green leds 2 yellow leds 1redled indicators 1 green led 1 yellow led Response time according to model see table in section 6 4 Resolution 35 mm for SBx models 14 mm for SBx HR Variable for SBx K models according to amount of rays and height protected Operating temperature 10 to 55 C Humidity 1596 to 9596 non condensing Safety outputs Two 500mA PNP outputs protected against short circuit Operating distance SBx 0 2 15m SBxHR 0 2 6m SBx K 0 5 40 m External controls start test override button muting inputs RX connector M12 8 pin insulation TX connector M12 5 pin insulation Metal housing aluminium painted yellow Ral 1303 F 14 Grade of protection IP 65 Muting indicator LMS 33 SB series User s manual 15 DIMENSIONS All dimensions are shown in millimeters Fixing screw M6 18 Fixing bracket 8 8 pa 5 6 3 50 50 50 34 User s manual SB series 3 L o 3 35 SB series User s manual 16 NOTE Distributed by OMRON Europe B V
6. eg 2 Object A m Reflecting material RX bar TX bar object F i 4 Reflecting 25 A surface If several barriers are used care must be taken that each transmitter does not interfere with the receiver of a nearby barrier install as follows 10 SB series User s manual RX bar TX bar RX bar y TX bar E 5 MECHANICAL ASSEMBLY Use the appropriate brackets provided to complete the mechanical assembly The securing brackets for the bars slide in the container s grooves so that their ends can be placed at an equal distance from each other 8 OK NO 11 SB series 6 CONNECTIONS 6 1 REFERENCES FOR CABLES User s manual RECEIVER 2 7 1 3 4 8 5 6 SHIELD BROWN BLUE WHITE GREEN YELLOW RED GRAY PINK E 5 i lt m 2 3 m 509 4 5 SY c z z Connection with muting function activated o RECEIVER 2 7 1 3 4 8 5 6 SHIELD BROWN BLUE WHITE GREEN YELLOW RED GRAY PINK E E g 3 a od 3 3 5 a E gt gt 2 gT c x Connection with muting function disabled EMITTER 1 3
7. button must be located so that the operator can see the protected area when restarting testing or overriding e external illuminated indicator for muting override enabled must be located so that it can be seen from all sides of operation e f the muting sensors are installed very close to the barrier care must be taken that the receivers of the sensors are mounted on the transmitter side of the barrier in order to avoid interference e The system is protected against the possibility of faults due to damage to the wires however we recommend laying the cables for all connections in order to avoid damage to the connection cables 25 SB 9 5 series User s manual TIMING CONSTRAINTS muting function a The muting request must take place with the correct timing sequence the Muting A input must be enabled first and then the Muting B input The request for the latter must be made within a maximum of 3 seconds and not before 30 ms after the enabling of the Muting A input Otherwise the muting function will not be enabled An incorrect sequence on the muting inputs will have no result Muting status can be maintained for an unlimited time according to requirements provided the request is maintained Muting A 30 ms nin E Muting B j Muting Status OFF 1 OFF A muting request cannot be made if the barrier outputs are open that is to say when the rays have been interrupted o
8. dip switches as per the required configuration according to the following tables Bc HJ B c 8 1 1 SELECTION OF RESET MODE Single switch number 4 Reset OFF Manual ON Automatic 8 1 2 RELAY MODULE MANAGEMENT Single switch number 3 Function OFF Disenabled ON Enabled VERY IMPORTANT WARNING In every unit are present two different dip switch banks and that two banks must be set in the same way The two dip switches on the receiver side must have the same configuration The configuration of the two number 3 dip switches relay module management on the transmitter side must be the same as the configuration of the two number 3 dip switches on the receiver side therefore if you alter these dip switches on the receiver you must also alter those on the transmitter by removing the side panel on the connector side If the number 3 dip switches are not identical the RX TX system will not work 19 SB series User s manual 9 MUTING OVERRIDE AND FLOATING BLANKING FUNCTIONS 9 1 GENERAL INFORMATION ON THE THREE FUNCTIONS The muting override and floating blanking functions enable the barrier or a part of it to be bypassed when it is working for operational requirements As required by current standards the barrier is provided with inputs for the activation of these functions It should however be remembered that thes
9. sec 6 Restore the barrier s power supply 20 SB series User s manual 9 3 DESCRIPTION OF SINGLE MODULE MUTING AND MODULAR MUTING With this series of barriers it is possible to specify single module muting or modular muting function at the moment of purchase There follows a brief description of these two types of muting 9 3 1 DEFINITION OF MODULE Module means a portion of barrier whose size can contain the amount of optical units per module defined in the table in section 6 For example a SBx 600 should be considered as 4 adjacent modules each containing 8 optical units for a total of 32 optical units whereas a SBx HR 300 should be considered as 7 adjacent modules each containing 6 optical units for a total of 42 optical units Various configurations can be achieved on request according to requirements The layout of the modules is illustrated below Umpteen module 1 module Connector Connector 21 SB series User s manual 9 3 2 SINGLE MODULE MUTING AND MODULAR MUTING Single module muting enables only one module at a time to be made transparent according to requirements whereas modular muting makes it possible to make the sum of two or more modules transparent until even the whole barrier has been bypassed Should a muting request be made for modules that are not managed when in single module muting mode for example bypassing of the 4th module with a barrier that manages only three the bar
10. series 2 GENERAL DATA AND MAIN APPLICATIONS User s manual SB units are safety barriers used for the protection of persons in environments where it is essential to safeguard the safety of the operator using machinery robots or dangerous automated systems in general or where casual and or unauthorised access may be gained to hazardous parts These appliances provide coverage of the protected area and generate a beam of infrared rays which are able to detect an object located inside their field of operation They comply with the requisites for level 2 SB2 series and level 4 SB4 series safety appliances according to the provisions of the latest international regulations and IEC 61496 1 2 in particular Models are available that provide an area of protection with heights approximately between 150 mm and 1650mm All the control and command functions are contained inside the profile connections are made using a connector underneath the barrier There are no connections between the transmitter and the receiver as synchronism between the two parts is guaranteed optically Control and management of the rays issued and received is guaranteed by two microprocessors that also provide information on the status of the barrier by means of several leds There are two alignment leds to aid installation The muting and override function is available for all the SB barrier models and is enabled by simply connecting the LMS luminous warning light sup
11. to prevent their incorrect placement from causing undesired requests for muting 1 The muting sensors must recognise the whole length of the material i e pallets vehicles 2 The sensors must be arranged so that the material is also recognised if it has to be lifted for processing 3 The effect of various transportation speeds in the field of muting on the overall duration of muting must be taken into account if any 4 All the safety photocells and muting sensors must be arranged so that the previous material clears the last muting sensor before the new material reaches the first sensors Example of installation of protection on a conveyor which must allow a box to pass through but not a person The protection barrier S is connected to the control panel and 1 A2 B1 and B2 are temporarily excluded for the passage of the box via sensors that enable muting The contacts for these sensors are controlled on the receiver unit Sensors A and B can be optical mechanical proximity sensors etc with closed contact in the presence of the object to be detected The following pages show several examples of configurations with the use of the muting function 23 SB series User s manual Application with two sensors Direction allowed Connection of the muting sensors 24 Voc to the SB cable oo e Contact with A A MUTE A IN MUTE B IN o Contact with B Application with four sensors and single directi
12. SB series User s manual SB4 series F3S TGR SB4 series Level 4 infrared safety barriers SB2 series F3S TGR SB2 series Level 2 infrared safety barriers USER S MANUAL SB series User s manual This appliance complies with CE provisions according to the following directives MANUFACTURER USER S MANUAL 98 37 EC Machinery Directive 73 23 EEC Low Voltage directive resp 93 68 EEC EN 61496 1 1997 prEN 61496 2 1997 DIN V VDE 0801 1990 and amendment A1 1994 EN 50081 2 1993 EN 55022 1998 EN 60204 1 1997 as applicable TECHNO GR s r l via Torino 13 15 10046 Poirino TO ITALY Tel 39 011 9452041 FAX 39 011 9452090 E Mail technogr technogr com WWW www technogr com Version 1 4 dated 22 01 2003 SB series User s manual INDEX section page 1 BEFORE USE eene ttr ei bna rcu aaiae 5 2 GENERAL DATA AND MAIN APPLICATIONS 6 3 OPERATION eroe eres oen cu so apache 7 4 PRECAUTIONS AND CRITERIA FOR INSTALLATION 8 4 1 CALCULATION OF THE MINIMUM DISTANCE FOR INSTALLATION 8 4 2 REFLECTING SURFACES uc e eret eI e teet i dpa 10 5 MECHANICAL ASSEMBLY eese 11 6 CONNECTIONS ee a iaaa amaaa 12 6 1 6 2 6 3 6 4 CODES AND SPECIFICATIONS OF AVAILABLE 5
13. Wegalaan 67 69 2132JD Hoofdorp The Netherlands Sensor Business Unit Carl Benz Str 4 D 71154 Nufringen Germany Tel 49 7032 8110 Faxl 49 7032 811 199 36
14. Y LED nens 30 SB series User s manual 11 FINAL 5 2241 aaa 31 12 ROUTINE CONTROLS AND 31 13 GENERAL INFORMATION AND USEFUL DATA 32 14 TECHNICAL 5 33 15 8 5 34 16 NOTE enis td exci En E sr d 36 4 SB series 1 User s manual BEFORE USE GENERAL INFORMATION The instructions in this manual must be followed in order to safeguard correct installation The barrier does not contain any parts that are subject to maintenance the power supply must be disconnected before proceeding with any external intervention In case of malfunction it must be sent to our laboratories with a description of the anomaly found and its period of operation Any deterioration in the protective covers does not compromise the system s safety any way but may cause it to stop operating REGULAR MAINTENANCE No regular maintenance of any kind is required except for the cleaning of the front covers in polycarbonate that protect the optical units Do not use woollen cloths Do not use solvents The interval between cleaning depends on conditions in the environment Techno GR declines any liability for damage or injury due to incorrect use of the appliance SB
15. bed in the previous sections the barrier should be aligned as Models Height Total Total Response Number Number of follows controlled height number time ms of optical units mm mm of optical modules per module units e Disconnect the barrier s power supply SBx HR 150 150 286 21 15 7 3 e Open the test restart contact e Restore the barrier s power supply SBx HR 300 289 BE 18 Li 2 e Adjust the direction of the barrier by moving the receiver or SBx HR 450 450 536 63 22 7 9 transmitter The 2 yellow leds located on the receiver will both be SBx HR 600 600 683 84 24 6 14 lit when the barrier is aligned correctly e After aligning the barrier secure the bolts firmly SBx HR 750 750 830 105 27 7 15 e Disconnect the power supply SBx HR 900 900 977 126 30 6 21 e Restore the barrier s power supply with the test contact closed SBx HR 1200 1200 1271 168 36 8 21 E will 1 n V E omplete all the checks described in the final controls and those SBx HR 1500 1500 1565 210 42 10 21 required for routine maintenance SBx HR 1650 1650 1712 231 45 11 21 17 18 SB series User s manual 8 OPERATING PROCEDURES 8 1 SETTING THE INTERNAL DIP SWITCHES e Disconnect the barrier s power supply and remove the side on the connector side of the receiver so that you can reach the two banks four way dip switches located there e Use a suitably sized screwdriver to set the
16. ction is automatically enabled disenabled The outputs are PNP type SB series User s manual Should the load to be controlled have alternating current or require more than 500mA consumption the TGR SB relay module is available this converts the static outputs into relay outputs whose operation is directly tested and controlled by the barrier itself 4 PRECAUTIONS AND CRITERIA FOR INSTALLATION The area where the barrier is to be installed must be compatible with the appliance s technical specifications The temperature of the environment interference caused by electromagnetic disturbance and sources of light and such like should be assessed a priori please contact the manufacturer for any information not contained in this manual 4 1 CALCULATION OF THE MINIMUM DISTANCE FOR INSTALLATION The safety distance S must guarantee that the operator cannot reach the danger zone before the machinery with the moving parts has stopped The formula to calculate the safety distance for multi ray barriers is as follows S K T C S safety distance T 1 2 where T1 machinery s response time in seconds T2 7 barrier s response time in seconds K approach speed of the body to the danger zone 2000 mm s for SBx models 1600mm s for SBx K models z8 d 14 mm for SBx models 850 mm for SBx K models where d is the minimum object that can be detected 35mm for SBx and 14mm for SBx HR S safety dista
17. e functions basically override the system and they should therefore be used with due care 92 MUTING FUNCTION As mentioned in the introduction the muting function can be enabled with any barrier by simply connecting the LMS muting indicator when the barrier is switched off as described in section 6 The presence of this indicator is recognised when the barrier is switched on If its presence is detected the barrier will enable the muting function and if its presence is not detected the barrier will ignore any request for muting It is important to note that if the muting indicator is connected when the barrier is already connected to the power supply it will not be recognised and the muting function will not be enabled Once enabled if the indicator develops a fault or is removed without first disconnecting the barrier s power supply it will signal an error with the muting light as described in section 10 To disenable the muting function therefore the barrier s power supply must be turned on without the LMS muting indicator connected In brief this function present on all barriers is enabled and disenabled by means of the following simple procedure Disconnect the barrier s power supply Connect the appropriate LMS and the muting sensors see sec 6 Restore the barrier s power supply Bypass the muting function as follows Disconnect the barrier s power supply Disconnect the LMS device and the muting sensors see
18. er supply is too low POWER green led lit and LO ALIGN yellow led flashing optical system fault POWER green led lit and UP and LO ALIGN yellow leds flashing micro controller fault POWER green led UP and LO ALIGN yellow leds and BREAK red led flashing output system fault POWER green led UP and LO ALIGN yellow leds and GUARD green led flashing muting lamp connection fault POWER green led UP and LO ALIGN yellow leds GUARD green led BREAK red led flashing relay module connection fault TRANSMITTER Only the POWER green led is lit system power supply is too low POWER green led lit and STATUS OK yellow led flashing optical system fault or micro controller fault 30 SB series User s manual 11 FINAL CONTROLS Control that the area protected by the barrier is free of obstacles check that the safety outputs open correctly by interrupting the protection rays BREAK led lit machinery under control stops 12 ROUTINE CONTROLS AND MAINTENANCE There follows the list of recommended controls that should be carried out on a regular basis by qualified personnel Check that the barrier remains blocked by inserting an object that intercepts the rays along the entire length of the protected area Check via the opening of the TEST RESTART contact that the safety relays open red led lit and controller machinery stopped Check that it is not possible to access the danger areas of the machinery
19. essed after an intervention by the barrier manual reset condition the system will be reset e ALIGNMENT if the button is pressed when there is no power supply to the barrier and then power is restored whilst the button is being pressed it enters alignment mode i e it provides an indication of the centring of the top and bottom optical unit by means of two yellow leds e OVERRIDE only present if the muting function is operational if the button is pressed within 5 seconds of switching on and it is kept pressed for at least 5 seconds the barrier will force the closure of the outputs only if the rays are interrupted This condition stops as soon as the button is released or automatically after 120 seconds 1 Automatic reset after the barrier has intervened due to the detection of an object it returns to normal operation as soon as the object is removed 2 Manual reset normal operating mode is only restored after the object has been removed and the reset button has been pressed To enable the muting function the LMS muting indicator must be connected when the barrier is not connected to the power supply as shown in section 6 and then the barrier s power supply must be restored To disenable the muting function the LMS muting indicator must be disconnected when the barrier is not connected to the power supply and then the barriers power supply restored Please remember that by enabling disenabling the muting function the override fun
20. from any area that is not protected and that the minimum distance between the dangerous areas and the barrier is no less than that calculated as per formulas 4 1 and 4 2 Check that it is not possible for a person to get between the barrier and the dangerous parts of the machinery Check that there is no external damage to the barrier and or to the external electrical connections The interval between the above actions depends on the individual application and the conditions in the environment where the barrier is used 31 SB series User s manual 13 GENERAL INFORMATION AND USEFUL DATA Everyone MUST be aware of issues regarding safety Safety devices are only useful if they are installed correctly according to the recommendations set down by regulations If you are not sure that you are able to install safety devices correctly you should contact our service department or have them installed by a professional This appliance is covered by a total warranty for 12 months from the date of its delivery Faults that were clearly caused by damage due to incorrect use accidental circumstances or catastrophic events are not covered by the guarantee In case of faults please send the barrier to TECHNO GR via Torino 13 15 10046 Poirino TO ITALY Tel 39 011 9452041 FAX 39 011 9452090 E Mail technogr technogr com A description of the fault found and the period of use must always accompany the appliance 32 SB series
21. g means the permanent masking of a certain number of opt ical units in a set part of the sensitive area of the barrier The maximum quantity of optical units that can be masked depends on the total number of the optical units in the system Thi s cannot be more than 30 of the total number of optical units however if 30 corresponds to more than 20 optical units the system will cap the number of optical units at its maximum number of 20 The following examples can help to understand Example 1 total optic rays 102 optic useful for blanking 31 The zone can be higher than 20ray but the unit can only mask 20 rays 27 SB series User s manual Example 2 total optic rays 24 Optic useful for blanking 7 The maximum maskable zone is 7 rays 9 7 2 MEMORISATION PROCEDURE FOR FLOATING BLANKING The object is memorised as follows Switch the barrier off 2 Put the object for floating blanking into place 3 Connect the MUTING A input to 24Vdc The TEST RESTART contact must be closed Restore the barriers power supply Now supply the MUTING B input with 24Vdc The barrier signals successful memorisation of the object by the flashing of the LOWER led which thus confirms acceptance of floating blanking If the led does not flash at this point it means that the object takes up an amount of optical units which is above 30 of those physically present it should however be remembered that the maximum lim
22. it is 20 optical units 7 Now disconnect the two MUTING A and MUTING B wires from 24Vdc 8 The barrier works normally and signals the floating blanking operation by the flashing of the yellow LOWER led on the receiver oon PLEASE NOTE The last optical unit opposite to the connector side cannot be used with the floating blanking function as it is the optical unit for the synchronism between the two barriers If floating blanking memorisation was completed without the object and thus with the rays free the LOWER led will not flash at the end of the process as the entire bar is operational this is a simple way to reset the floating blanking function If the object memorised for any reason is removed or occupies a lesser number of optical units than in the memorisation process the barrier will signal the anomaly and the outputs will be de energized The LOWER yellow led and BREAK red leds will flash to indicate this particular status It is possible to exit this error status by pressing the TEST RESTART button provided the object has been restored 28 SB series User s manual 10 LED DIAGNOSTICS 10 1 WHAT THE LEDS MEAN The operator is able to recognise the operating status of the barrier by means of five leds located on the receiver and two leds on the transmitter The status of the leds on the receiver indicates the following looking at the front of the receiver from right to left UP ALIGN Yellow when
23. lit this indicates the alignment of the optical unit located towards the top section of the barrier When the barrier is in alignment mode in normal working conditions it is not lit and will only light up after the barrier has intervened with free rays in manual reset mode BREAK Red when lit this indicates that the barrier has intercepted an object the outputs are open in this condition GUARD Green when lit this indicates that there are no objects placed between the barriers LO ALIGN Yellow when lit this indicates alignment of the optical unit positioned towards the bottom of the barrier connector side with the barrier in alignment mode If this led lights up in normal working conditions this indicates that dust is present on the front of the barrier If it flashes there is a short circuit on the outputs POWER Green when lit this indicates that the receiver is powered The leds placed on the transmitter indicate the following POWER Green when lit this indicates that the projector is powered STATUS OK Yellow when lit but not flashing this indicates that the projector is working if it flashes or if it is off this indicates a projector fault 29 SB series User s manual 10 2 ERRORS SIGNALLED BY LED If critical errors are detected during hw sw tests the leds present indicate the fault found The errors signalled are as follows RECEIVER Only the green power led is lit system pow
24. mA in this case a protection device will intervene to limit the SBx 450 450 536 24 16 4 6 maximum current If loads with currents in excess of 500mA SBx 600 600 683 32 16 4 8 and up to 6A alternating current are to be controlled the TGR x SB relay module must be connected to the outputs as shown SBx 750 750 830 40 18 5 8 below SBx 900 900 977 48 20 6 8 The test connection must always be executed with a N C button or connected to an automatic device such as a PLC SBx 1200 1200 1271 64 22 4 16 SBx 1500 1500 1565 80 24 5 16 SBx 1650 1650 1712 88 26 4 22 The following table shows the standard models available in the SBx K series with variable resolution Models Height Total Total Response Number Number of controlled height number time ms of optical mm mm of optical modules units per units module SBx K 2 500 500 530 2 14 2 1 SBx K 3 800 800 830 3 14 3 1 SBx K 4 900 900 930 4 14 4 1 SBx K 4 1200 1200 1230 4 14 4 1 1 Protected heights not included in the list of standard models can be supplied on request 15 16 SB series User s manual SB series User s manual The following table shows the standard models available in the SBx HR 7 ALIGNMENT PROCEDURE series based on the length of bars and their operating features All the models in the SBx HR series guarantee 14 mm resolution After completing correct mechanical assembly and connections as descri
25. nce H1 the bottom optical ray must not have a height above 300 mm H2 the top optical ray must not be below 900 mm SB series User s manual In the SBx K series please note the following table regarding some limitations on rays height due to the standards 4 rays 3 rays 2 rays 1 ray height 300 mm 300 mm 400 mm 274 ray height 600 mm 700 mm 900 mm 3 ray height 800 mm 1100 mm 4 ray height 1200 mm If the barriers are installed in a horizontal position the optical bars must be installed so that the distance that exists between the danger zone and the furthest optical ray is equal to the result of the calculation using the previous formula but with the following parameters T2 1 T2 where T1 machinery s response time in seconds T2 barrier s response time in seconds K 7 1600 mm s approach speed of the body to the danger zone C 1200 0 4 H H height of the optical rays compared to the floor g q 7 gt H S safety distance H the optical beam must have a height between 225 mm and 1m SB series User s manual 4 2 REFLECTING SURFACES Should there be any reflecting surfaces the distance must be sufficient to safeguard against passive reflections The distance can be calculated with the formula 0 04366 L where A and L are expressed in mm Reflecting material _ RX bar A TX bar m
26. on for introduction of material Connection of the muting sensors Direction allowed 24 Voc 4 e Contact with A1 Contact with A2 tothe SB cable MUTE A IN nimia iden Contact with B1 MUTE B IN Oo NB AES V wp UJ Sp 4 Contact with B2 Application with four sensors and dual direction for introduction of material Connection of the muting sensors Directions allowed 24 Voc e Contact with A1 s s toe ong Y b o4 qi 6 0 EO ut bog oo oe 1 t Log E Contact with A2 LEUR 3 E Contact with B1 A2 B2 B1 1 rud J di B 4 Contact with B2 to the SB cable MUTE A IN MUTE B IN 24 SB series Where D d4 User s manual minimum distance for the muting sensors to keep the request operational depends on the length of the box D lt L maximum distance required for the muting request to be accepted depends on the speed of the box dmax v m s 3 s 100 It is necessary that this distance does not allow both sensors to be activated and thus muting if a person goes through by accident Muting lamp 2 Start amp Test Cable to lamp buttons 7 Supply Cabl Muting cable RX cable TX cable Gy e The TEST RESTART
27. plied separately Versions are also available with the floating blanking function this function offers the possibility to partially exclude a predetermined floating portion of the barrier Muting override and floating blanking all effectively override the system and therefore certain precautions have been put in place to limit the deterioration of the level of safety when these functions are operational SB series User s manual 3 OPERATION The barrier is made up of one bar with transmitting optical elements and one with receiving optical elements The photosensitive elements are regularly scanned in sequence along all its length so that any objects placed between the projector and the receiver are detected and the operation of the equipment being controlled is interrupted by means of the opening of the outputs with response times from 14 to 45ms according to the model It is complete with leds that display the operating status of the machinery as well as any anomalies in the reset test and muting inputs for the models with this option The operator has a multifunction pushbutton which is used for the following e TEST if pressed during normal operation it checks if all the system comprising the barrier and the machinery is efficient Pressing the button opening the contact basically simulates the interruption of one or more safety rays and it is possible to check that the machinery stops in the time and way set e RESTART if pr
28. rier will remain operational Please note that in single module muting is not possible to select the module containing the optic ray placed in the opposite side opf connector In that case the muting function will not work properly Should a modular muting request also involve modules that are not managed for example muting of modules 1 2 3 with a barrier that manages only two the barrier will enter total muting mode There follow the settings for the various muting modes 9 3 3 SELECTION OF MODULAR MUTING MODE STANDARD Single switch Modular muting 1 2 OFF OFF Muting of all modules standard total muting OFF ON Muting of modules 1 2 3 ON OFF Muting of modules 1 2 ON ON Muting of modules 1 9 3 4 SELECTION OF SINGLE MODULE MUTING Single switch Muting of single module 1 2 OFF OFF Muting of module 1 OFF ON Muting of module 2 ON OFF Muting of module 3 ON ON Muting of module 4 WARNING In every unit are present two different dip switch banks and that two banks must be set in the same way e The modular muting function with all modules activated is setted by factory as default 22 SB series User s manual e The single module muting function must be requested in the purchase order e The single module muting function excludes the modular muting function 9 4 CRITERIA FOR INSTALLATION All the muting sensors must be connected correctly in order
Download Pdf Manuals
Related Search