F3SP-U5P-TGR Users Manual
Contents
1. Muting sensor contatcs N O o Safety output 1 F39 A11 Safety output 2 N EXTERNAL N N FUSE A C Top view lt d Lb AAA mnia p ewig e bp 2e e 14 15 16 28 27 26 25 7 6 5 20 19 18 17 Z Z Z BREAK GUARD 12 3 4 56 7 8 9 10 11 12 13 14 15 16 F3SP U5P TGR F3SP U5P TGR PIN Assignment RX3 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 RX2 RX 1 Muting control Four beams c ler Type 4 ontroller 2 10 11 21 22 29 30 23 24 31 32 e p 3 B 4 12 2 Gia Py E3FS Transmitter E3FS Transmitter E3FS Receiver E3FS Transmitter E3FS Receiver E3FS Receiver 13 F3SP U5P TGR Please note AN A To configure the control unit in such a way that it works only with three photocells it is necessary to connect the unused transmitter output to the corresponding receiver input in this case to terminal TEST TX3 with OUT RX3 All models can be connected in all the possible combinations for a maximum of four pairs of sensors with at least one pair connected The power supply which is necessary to power the system must conform to standard EN 60742. Application with two muting sensors passage permitted only for package 1 contact of A Muting sensor connection 24 NC 11 MUTEC e N C 10 MUTED 9 MUTEA 8 MUTEB 47 F3SP U5P TGR terminals F3SP U5P TGR where D d4 User s manual minimum distance that the muting sensors keep active the request it depends on the parcel length D lt L necessary maximum distance so that the muting request is accepted it depends on the parcel speed dmax v m s 3 s 100 This distance must not allow to activate both sensors and the muting with the accidental passage of a person Application with four muting sensors and only photocell 51 Muting signalizer Start amp Test cable l gt button Power cable F3SP U5P TGR control unit Muting cable Protect the _ RX cable cables _ TX cable 20 F3SP U5P TGR User s manual Muting sensor connection 24 contact of A1 contact of A2 kid contact of B1 F3SP U5P TGR terminals AT gt 3 gt contact of B2 The examples above are thought for the use of the muting functions only relating to sensors S1 and S2 with the configuration DIP SWITCH 2 in the off positions sensors S1 and S2 are controlled by the muting A and B inputs while sensors S3 and S
3. connections so as to avoid damage to the connection cables e The control unit must be located in a cabinet with protection degree of at least IP54 22 F3SP U5P TGR 7 4 7 5 OVERRIDE This function makes it possible to force a muting condition if it is necessary to start the machine despite one or more rays have been interrupted by the material The aim is that of removing from the protected area the material which has possibly gathered before the photocells for instance because of a failure of the machine cycle Let s suppose that a pallet has stopped before one or more used optical devices the conveyor belt cannot be started again because the control unit after having detected one or more interrupted rays will not close the safety outputs thus making it impossible to free the controlled area By starting the override function it will be possible to carry out this operation STARTING THE OVERRIDE FUNCTION e Switch off the control unit e Make sure that the TEST and RESET buttons are connected N C for the TEST button N O for the RESET button e Switch on the control unit e Within 10 seconds press together the test and reset buttons and keep pressing At each switching on operation a test is carried out to check that the buttons are not locked e The override function has been activated The display visualises three overlapping segments The muting lamp blinks to signal the light curtain disconne
4. install the safety devices apply to our advisory service or request the installation We recommend to leave free space on the cover side to allow a possible easy access to the inner parts Trouble that cause voltage interruption on power supply may cause temporary openings of the outputs that are not damaging in any case the safety work of the barrier The guarantee is complete for a period of 12 months starting from the delivery date of the device Defects which are clearly due to damage caused by an incorrect use accidental causes or catastrophic events are not covered by the guarantee In case of failure send the unit to TECHNO GR via Torino 13 15 10046 Poirino TO ITALY Tel 39 011 9452041 FAX 39 011 9452090 always indicating the detected failure and the operational period 27 F3SP U5P TGR User s manual 12 TECHNICAL DATA Voltage 24 Vdc 10 Electrical input 420 mA max for any model Combinable photocells OMRON E3FS series and Techno GR S5 10 S30 series Number of photocells four pairs max Wire range size AWG 14 24 Solid Stranded Wire type 60 75 C copper Cu conductor only Torque on terminals 2 0 N m Indicators 4 green LEDs 1 green red LED Response time lt 30 ms Working temperature 10 a 55 C Humidity from 15 to 95 not condensing Output contacts 2 NO 250 Vac 2 5 A max Switch capability 1 500 VA 180W Electrical life expectance 100 000 op minimun at 1 800 oprs hr Op
5. the relevant pair of photocell is correct the LED corresponding LED will turn on After the alignment turn off the power supplying the control unit close the test contact and power the control unit again Wait for the control unit to carry out the initial tests At the end of this operation the unit indicates the right alignment with the guard led green on Carry out all the checks described in the final checks and in the routine maintenance operations connected to the same or other units do not interfere which each other NOTICE The control unit can detect the mutual interference between safety PESs The control unit forces the output contact to open when it detects external disturbance light including mutual interference light The safety PESs should be installed the following way to avoid mutual interference The safety PESs are installed with sufficient distance Emitters and receivers of safety PES are installed alternately as follows User s manual F3SP U5P TGR User s manual 7 OPERATING PROCEDURES 7 1 DIP SWITCHES CONFIGURATION The configuration indicated in the table must be selected on both the dip switches available in the front cover 511 Sw2 ON ON e muting A B act on the sensor couples 1 and 2 muting C D act on the sensor couples 3 and 4 iili muting A B act on the sensor couple 1 muting C D act on the sensor couple 2 The se
6. 2 double insulation or with equal insulation for instance VDE 0551 It is necessary to protect the control unit with an outer fuse having a nominal interruption current equal to 1 A The TEST and RESET pushbuttons must be positioned in such a way that the operator can see the protected area when he restarts or carries out a fest or override operation The Muting lamp F39 A11 be positioned in a place where it can be seen from any operative point Read the paragraph relating to the muting function and its use for the positioning of the activation sensors of this function Both safety contacts OUT1 and OUT2 must be connected If the machine has a single locking circuit the two normally opened contacts must be connected in series The connection cables of the photocells of muting request start and test must be masked with minimum section 22AWG The screen braids must be all earthed towards the control unit side User s manual 14 F3SP U5P TGR 6 ALIGNMENT PROCEDURE After having carried out the correct mechanical assembly and the correct connections as described in the previous paragraphs it is necessary to align the pairs of photocells Follow the operative modes as follows During aligning operations or normal working check that the photocells Turn off the power supplying the control unit Open the test contact Power the control unit Align the photocells by observing the LEDs on the control unit If the alignment of
7. 29 and OV wires pin 3 of connector to terminal 30 Receiving PNP output from the receivers RX of safety PES 3 and 4 Connect PNP out wire pin 4 of connector of PES 3 to terminal 31 and that of PES 4 to terminal 32 User s manual 11 User s manual F3SP U5P TGR PINOUT TOP VIEW 5 2 214 100 IXY 100 ZXY 28 27 26 25 Y ZLNO 9 16 15 Y g 14 13 LJA 17 18 ISL ISL 201119 1531 5 V xne g 8 ONILNW BREAK GUARD FTCA FTC 3 FTC2 Q FTC 1 d 161 161 32 12 110 vXW 2212324 1010 XW 21 OLA 29 130 31 213A LYVLS 1X3 12 HINV3 11 9 ONILAW 29A 10 ONILAW 9 V ONILAW F3SP U5P TGR User s manual 5 3 WIRING EXAMPLE Connection of 4 safety PES to the control unit GND Muting Muting MAIN SUPPLY A B C D
8. 4 are controlled by the muting C and D inputs His configuration makes other applications be possible Application with eight muting sensors and output and input control We imagine an area in which a manipulator acts the barriers in input and output must allow the passage of the packages only when the manipulator has terminated its work thus avoiding intrusions in unwished moments Pn Trigger zone 2 of handler 21 F3SP U5P TGR User s manual Muting sensor connection 24 Voc Muting enable to S3 and 54 contact of A3 from robot system control v 0 Y A contact of A4 contact of B3 v qo C 11 MUTEC contact of B4 10 MUTED contact of A1 SUME v 8 MUTEB ee contactar F3SP USP TGR terminals contact of B1 v als contact of B2 Muting enable to S1 and S2 from robot system control e The TEST and START pushbuttons must be positioned in such a way that the operator can see the protected area when he carries out restart fest or override operations e The F39 A11 muting lamp must be positioned place where it can be seen from any operative point e f the muting sensors are installed very near the protection photocells it is necessary to install the sensor receivers on the photocell sender side to avoid interference CS e The system is anyway protected from possible failures due to the cable damage it is necessary to prepare the wiring of all
9. CTIONS 7 netten enean nione rano ra cand na us 11 5 14 REFERENCES ON THE TERMINAL 11 52 PINOUT VIEW ierit err c Pe can nici et pr edie des COE 12 5 3 o WIRINGEXAMPL E Vocis 13 6 ALIGNMENT PROCEDURE eene enne 15 7 OPERATING PROCEDURES eene nnn 16 7 1 DIP SWITCHES 16 7 2 CONFIGURATION OF THE NUMBER OF 16 73 MU TINGF NGTION te p eig e Med etre deed eed 17 DESCRIPTION S erste Ate LA D AM LIEF AL 17 7 3 2 INSTALLATION ciet t rna a aE 18 74 SOVERRIDE S sate ortis N eem D a 23 7 5 STARTING THE OVERRIDE 23 7 6 MUTING RESTRICTIONS MUTING 24 8 LED DIAGNOSTIC rehenes tenet 25 9 FINAL 25 10 ROUTINE MAINTENANCE OPERATIONS 26 11 GENERAL INFORMATION AND USEFUL DATA 27 12 TECHNICAL 2 42 EAER RAAR 28 13 OVERALL DIMENSIONS eene nnn 29 14 NOTE 30 F3SP U5P TGR User s manual 1 BEFORE USING THE DEVICE 11 GENERAL INSTRUCTIONS To guarantee a correct installation carefully follow the instructio
10. Single Beam Safety Control Unit Safety Level 4 USER S MANUAL F3SP U5P TGR User s manual Cat No E06 EN 01 F3SP U5P TGR series Single beam safety control unit safety level 4 from 1 to 4 pairs of photocells E3FS USER S MANUAL F3SP U5P TGR User s manual The device conforms with the EC requirements in compliance with the following standards MANUFACTURER USER MANUAL Low Voltage Directive 73 23 EEC EMC Directive 89 336 EEC Machinery Directive 89 392 EEC IEC 61496 1 1997 IEC 61496 2 Ed 2 IEC 2001 CDV draft8 DIN V VDE 0801 1990 and amendment A1 1994 EN 61000 2 3 4 5 6 EN 55022 1994 DIN EN 60204 1 1993 EN 50178 1997 IEC 664 1 1997 TECHNO GR s r l via Torino 13 15 10046 Poirino TO ITALY Tel 39 011 9452041 FAX 39 011 9452090 Versione 3 0 del 12 06 2003 F3SP U5P TGR User s manual INDEX 1 BEFORE USING THE DEVICE eene enn 5 11 GENERAL 5 1 2 PRECAUTION OF SAFETY tp rene tae erret REX 5 1 3 ROUTINE MAINTENANCE 5 2 GENERAL INFORMATION AND MAIN APPLICATIONS 6 3 OPERATION ineo entere nne chere e eoe cus 8 4 PRECAUTIONS AND INSTALLATION CRITERIA 9 4 1 CALCULATION OF THE MINIMUM INSTALLATION DISTANCE 9 42 REFLECTIVE 2 10 5 CONNE
11. ched the first sensors 91 2 27 2 Goops2 Vass VD B2 A2 1 In the previous page an installation example of a protection arranged on a conveyor is drawn it must allow the passage of package 1 preventing other packages from passing or it must allow the passage of packages 1 and 2 preventing package 3 from passing The protection photocells S are connected to the F3SP U5P TGR control unit and are temporarily interrupted at the package passage by means of the muting A1 A2 B1 and B2 activated sensors Sensors A and B are optical mechanical proximity etc sensors with closed contact in the presence of the object to be detected In both cases the configuration dip switch 2 must be set in the on position 18 F3SP U5P TGR User s manual Application with four muting sensors passage permitted only for package 1 Muting sensor connection contact of A1 contact of A2 contact of B1 contact of B2 24 Vpc Y N C 11 MUTEC t on N C 10 MUTE D oo A 9 MUTEA 8 MUTEB v F3SP U5P TGR VG terminals Application with four muting sensors passage permitted only for packages 1 and 2 Muting sensor connection contact of A1 contact of A2 contact of B1 contact of B2 24 Voc e 11 MUTEC v Ted 10 MUTED ca 9 MUTEA 8 MUTEB v F8SP USP TGR A terminals
12. ction e The maximum duration of the override function amounts to 60 seconds after that the light curtain is connected again even if the buttons are pressed If the buttons are released before this time has elapsed the override function will be immediately stopped User s manual 23 F3SP U5P TGR 7 6 a MUTE_STATE It is not possible to carry out a muting request if the light curtain is interrupted MUTING RESTRICTIONS muting function The muting operation must occur according to the correct timing sequence For the two muting channels it is necessary to activate input MUTE A or C at first and then input MUTE B or MUTE D within 3 seconds If not the muting sequence will not be activated When the muting state is active an object can remain for a period of no longer than 60 s otherwise the muting function is switched off This mechanism is optional and can be deactivated when the control unit is set up see page 13 For the cases in which the muting function is automatically disabled because of time out the request must be cut out override function or removing object and restart to generate the following correct muting state wee TT 30 ms min Ren TID 38 max OFF OFF 2 160 8 max and the output contacts are in the opened User s manual F3SP U5P TGR User s manual 8 LED DIAGNOSTIC Information of the units operative state by means of four LEDs The LED sta
13. eduction of the safety level This precautions have to be considered carefully The muting and override function is available by simply connecting the F39 A11 muting lamp or similar yellow bulb type lamp for 24VDC 3W to 5 W supplied separately The presence of a limb or an object interrupting a beam causes the opening of the safety outputs and the consequent stopping of the connected machine It is necessary for the safety sensors to be connected in the right position in such a way that there isn t any possibility to climb over or defeat the system Here is a list of the commonly used applications Machines for the processing of wood glass and ceramic products o Automatic warehouses o Conveying lines 9 Palletizers The unit has been designed in accordance to the following standards IEC 61496 1 1997 Safety of machinery electro sensitive protective devices General requirements and test FDIS IEC 61496 2 1997 Safety of machinery electro sensitive protective devices Particular requirements for system using active opto electronic devices F3SP U5P TGR User s manual 3 OPERATION The electronic control system of the device is made up of a microprocessor By means of the suitable hardware it continuously control and check the connected photocells No interference among the photocells is possible as they are controlled sequentially it will be thus possible to install one or two adjacent photocells When one or mo
14. erative distance according to the type of photocell E3FS 10m 55 5 8m 5 10 8m 530 5 50m Outer controls start restart control test muting Housing plastic case for installation on a din omega rail Protection class of control unit IP 20 Protection class of photocells IP 67 Protection class of the cabinet containig the control unit 54 at least Weight control unit 600 g Features of fuses muting signalling lamp internal resettable fuse 315mA T 60V Muting signalling F39 A11 28 F3SP U5P TGR User s manual 13 OVERALL DIMENSIONS 99 mm 45 mm ph Control unit F3SP U5P TGR 29 F3SP U5P TGR User s manual 14 NOTE 30 MANUFACTURER TECHNO GR s r l Via Torino 13 15 10046 Poirino TO ITALY Tel 39 011 9452041 FAX 39 011 9452090 GENERAL AGENCY OMRON EUROPE B V SENSOR BUSINNES UNIT Carl Benz Str 4 71154 Nufringen GERMANY Tel 49 7032 811 0 FAX 49 7032 811 199 Authorized distributor Cat E06 E 01 Note Specification subject to change without notice Par No amp rev
15. in environments exposed to flammable or explosive gases e Do notuse the control unit and safety PES in a retro reflective configuration Otherwise detection may fail 87 NOTICE Do not install the control unit and safety PES in the following environments Areas exposed to intense interference light such as direct sunlight Areas with high humidity where condensation is likely to occur Areas exposed to corrosive gases Areas exposed to vibration or shock levels higher than specification provisions e Do not use the cellular phones or transceivers near the control unit and safety PES F3SP U5P TGR User s manual The control unit and safety PES must not be used in water The F3SP U5P TGR safety controller is protected by a plastic housing so that it can be installed on a DIN OMEGA rail it has 32 removable screw terminals to which it is possible to connect from 1 to 4 pairs of photocells This version of the single beam safety control unit has the muting function integrated by means of this function it is possible to connect or disconnect one or more pairs of photocells in order to allow for instance the material passage without stopping the machine The additional override function enables system to keep the output relays closed even with intruded rays to enable material transport after a system shutdown Both muting and override functions represent a system that require additional precautions to limit the r
16. indicator is connected during the F3SP U5P TGR is powered on 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 unit s power supply it will signal an error as described in section 8 To disable the muting function the unit s power supply must be turned on without the F39 A11 muting lamp connected In brief this function present on all units is enabled and disabled by means of the following simple procedure Disconnect the unit s power supply Connect the appropriate F39 A11 muting lamp and the muting sensors Restore the unit s power supply Bypass the muting function as follows Disconnect the unit s power supply Disconnect the F39 A11 muting lamp and the muting sensors Restore the unit s power supply 17 F3SP U5P TGR User s manual 7 3 2 INSTALLATION CRITERIA CE 1 The muting sensors must recognise the material pallets vehicles etc in all its length 2 The sensors must be arranged in such a way that the material is recognised even when it must be lifted for the relevant processing 3 In case of different transport speeds in the muting area always bear in mind their influence on the muting total duration 4 All the safety photocells and the muting sensors must be arranged in such a way that the previous material has already passed the last muting sensor before the new material has rea
17. ngle beam the following values can be used K 1600 mm s C 1200 mm The height of beam from the ground or reference plan 750mm EN 999 F3SP U5P TGR User s manual AN WARNING Always maintain the safety distance between the safety PES and a hazardous part of a machine 4 2 REFLECTIVE SURFACES In case that reflective surface exist the distance must be sufficient to avoid the possibility of passive reflections lt Top View gt reflective material Yl RX bar A TX bar a a 20 2o E Object A reflective material Distance between emitter and Minimum installation distance receiver detection distance L D 0 3 to 3m 0 27 m 3m or more L x tan 2 L x 0 034 m AN WARNING 10 F3SP U5P TGR 5 5 1 Do not install the safety PES in a location affected by shiny surface reflections CONNECTIONS REFERENCES ON THE TERMINAL BOARD TERMINAL BLOCK ASSIGNMENT TERMINAL OUTER CONNECTION 1 2 Connect to the 24 power supply terminal 1 gt 24Vdc terminal 2 gt 3 4 RESET button connect a normally opened button N O 4 5 TEST button connect a normally closed button N C 6 7 17 18 27 28 Connect the muting signaller Input of the muting B sensor Connect to the N O contact of the muting sensor photocell proximity switch other Input of the muting A sensor Connect to the N O co
18. ns of this manual Do not touch non insulated cables unless they have been disconnected from the power supply Make sure that the cables connected to the control unit are not too taut and that they do not hinder the movement of persons or objects The control unit does not contain parts subject to maintenance before carrying out any outer operation turn off the power Do not open the control unit for any reason apart from the selection of the configuration dip switch which must be only carried out by skilled workers and in case of failure send it to our laboratories indicating the detected failure and the operation period Avoid touching the protective cover of the safety sensors with the hands in order to prevent dust and or grease build upon the device thus reducing the system performances The possible wear of the protective covers does not compromise the system safety in any way but can cause a system tripping 1 2 PRECAUTION OF SAFETY The following symbols are used for highlighted items in order to ensure safe and proper use of the F3SP U5P TGR Highlighted items are critical for safe operation and must be heeded at all time N WARNING CE NOTICE 1 3 ROUTINE MAINTENANCE Be sure to conduct inspection regularly Please refer to sec 10 and the safety PES instruction manual Omron Europe and Techno GR refuses to accept any responsibility for damage to persons or object due to the incorrect use installation of the cont
19. nsor couples 3 4 continue to function normally 1 Off muting 60 s On muting s T m Off manual restoring The control unit is manufactured from the factory with the following configuration e Automatic reset all four sensors in muting the maximum duration of the muting is of sixty seconds infinite muting duration this feature must be used carefully because it s against the norm Using this the user must know that it works under its sole responsibility 7 2 CONFIGURATION OF THE NUMBER OF PHOTOCELLS In case you use a number of photocells which is lower than 4 operate as follows to disconnect the photocells do not use and therefore do not connect to the control unit carry out a connection among the following terminals unused photocel 19127 201028 2903 241032 At least one pair of photocells must be connected otherwise condition of all the disconnected photocells the control unit is locked 16 F3SP U5P TGR User s manual 7 3 MUTING FUNCTION 7 3 1 DESCRIPTION As mentioned in the introduction the muting function can be enabled with any unit by simply connecting the F39 A11 muting lamp when the unit is switched off This presence of this indicator is recognised every time the unit is powered on If its presence is detected the unit will enable the muting function and if its presence is not detected the unit will ignore any request for muting It is important to note that if the muting
20. ntact of the muting sensor photocell proximity switch other Input of the muting D sensor Connect to the N O contact of the muting sensor photocell proximity switch other Input of the muting C sensor Connect to the N O contact of the muting sensor photocell proximity switch other Earth Connect to the plant s earth OUT1 safety output 1 with N O contact OUT2 safety output 2 with N O contact Power supply to emitters TX of PES 1 and 2 Connect Vs wires pin 1 of connector to terminal 17 and OV wires pin 3 of connector to terminal 18 Sending test signal to emitters TX of the safety PES 1 and 2 Connect test wire pin 4 of connector of PES 1 to terminal 19 and that of PES 2 to terminal 20 Power supply to emitters TX of PES 3 and 4 Connect Vs wires pin 1 of connector to terminal 21 and OV wires pin 3 of connector to terminal 22 Sending test signal to emitters TX of the safety PES 3 and 4 Connect test wire pin 4 of connector of PES 3 to terminal 23 and that of PES 4 to terminal 24 Power supply to receivers RX of PES 1 and 2 Connect Vs wires pin 1 of connector to terminal 25 and OV wires pin 3 of connector to terminal 26 Receiving PNP output from the receivers RX of safety PES 1 and 2 Connect PNP out wire pin 4 of connector of PES 1 to terminal 27 and that of PES 2 to terminal 28 Power supply to receivers RX of PES 3 and 4 Connect Vs wires pin 1 of connector to terminal
21. re beams are interrupted the electronic system opens the outputs The photocells have been triggered are displayed by LEDs on the housing The control unit can work in two different modes please refer to par 7 page 16 which he can carry out the following operations The two external buttons that have to be connected are for TEST This is used to check if the whole system works effectively By pressing the TEST button opening of the contact this simulates the interruption of one or more safety PESs This operation makes the machine stop so the system checks can be made according to the established time and modes If pressed after a failure detection of the unit see the table error code reset of the system is required RESET button It is used to start the system also for manual reset condition after relay triggering or after an error which can be reset see table related to the error codes Two different operating modes are available 1 2 Automatic reset The system will start automatically after the beam intrusion have been removed Manual reset The system will remain in safe off condition until the RESET button have been pressed This manual reset allows to start the system only on a wanted action of the user During the unit working no operation set by the user interface involves functions which can influence the system safety User s manual F3SP U5P TGR 4 PRECAUTIONS AND INSTALLATION CRITERIA The safe
22. rol unit and safety PES F3SP U5P TGR User s manual 2 GENERAL INFORMATION AND MAIN APPLICATIONS The single beam safety control unit F3SP U5P TGR has been designed and produced to meet the need to protect persons in areas where it is necessary to guarantee the safety of the operator using machinery robots or in general automation systems which are considered dangerous or subject to casual or undesired access to unsafe parts The system conforms with the requirements for safety devices of type 4 in compliance with international standards e g IEC 61496 1 2 WARNING The safety system category depends on the safety PES s used as follows Type 4 safety PES Safety system category 4 Type 2 safety PES Safety system category 2 e A qualified person as determined by local regulations must confirm that installation inspection and maintenance are implemented correctly e Do not disassemble repair and modify the control unit and safety PES The control unit does not contain parts subject to maintenance e The presence of a limb or an object interrupting one of the safety PESs will open the safety outputs and consequently stop the connected machine It is necessary to install the safety PESs in such a way that bypassing and defeating of any person is not possible Do not use the control unit and safety PES on machines that cannot be stopped by electrical control in case of an emergency Do notuse the control unit and safety PES
23. t be repeated each time you move or mechanically re align the photocells 10 ROUTINE MAINTENANCE OPERATIONS Here is a list of checks recommended to the user to be carried out periodically by skilled workers Check that the barrier locks by inserting an object detecting the single elements of each photocell By opening the test contact check that the safety relays are opened red LED switched on and machine under test stopped Make sure that the access to the machine dangerous areas is not possible from any non protected area and that the minimum distance from the barrier dangerous parts is not lower than the one calculated with reference to the formula reported at paragraph 4 1 Check that it is not possible for a person to stop between the barrier and the dangerous parts of the machine Make sure that there is no outer damage to the barrier and or the outer electrical connections Make sure that the response time including the barrier and the machine ones does not exceed the established limits The frequency of these operations depends on the special applications and operative conditions according to which the barrier is working 26 F3SP U5P TGR User s manual 11 GENERAL INFORMATION AND USEFUL DATA CET Safety MUST be part of our consciousness The safety devices are useful only if installed correctly by respecting the indications reported on the standards If you believe not to have the sufficient competence to correctly
24. te has the following meaning e GREEN LEDs if switched on the photocells work regularly and no object is detected the relays are closed RED LED GREEN LED if switched on in RED the unit has detected an object or an error has occurred which can be possibly recovered by pressing the reset button in this condition the safety outputs are opened e RED LED GREEN LED if switched on in GREEN the barrier is working regularly and there are no detected obstacles in this condition the safety outputs are closed The Unit include a simple diagnostic indications on the most significant errors One LED flashing Error in an photocell pair Two LED flashing Error in connection of bypassed PES Three LED flashing Error in muting lamp or invalid sequence of muting Four LED flashing Internal fail of system All these errors are resettable by the TEST pushbutton if the error condition can be removed THE LED INDICATIONS CAN BE POSSIBLE ONLY IF THE SLC ASSOCIATED TO THE LED FLASHING ARE FREE IF THE SLC ARE INTERRUPTED THE LEDS CAN ONLY BE OFF 25 F3SP U5P TGR User s manual 9 FINAL CHECKS Check that the area protected by the barrier is free from any obstacle check the correct triggering of the safety relay opening by interrupting the protection rays red LED switched on controlled machine stopped CAUTION If the red LED switches on and off check the correct mechanical assembly Ee NOTE This check mus
25. ty products used must be suitable for the required application and other influences must be also taken into account such as a room temperature electromagnetic interference intense light sources etc Please refer to the manual for specification or contact the manufacturer for details 41 CALCULATION OF THE MINIMUM INSTALLATION DISTANCE The safety distance S must be sufficient to guarantee that the dangerous area cannot be reached by the operator up to the moment in which the machine with moving part stops The safety distance must be calculated according EN999 European Standards Safety of Machinery The positioning of protective equipment in respect of approach speeds of part of the human body Using EN 999 formula S K T C S 7 safety distance T 1 2 whereas 1 machine response time in seconds T2 unit response time in seconds including Safety sensor response time K 1600 mm s speed of the body approaching the dangerous area C additional distance depend on resolution of SLC and applicable standard 1 Multiple separate beams 999 clause 6 1 4 K 1600 mm s 850 mm Heights recommended 4 Beams 3 Beams 2 Beams in EN999 Heights of 1 300 mm 300 mm 400 mm Heights of 2 ray 600 mm 700 mm 900 mm Heights of 3 ray 900 mm 1100 mm Heights of 4 ray 1200 mm 2 Single height beam EN999 clause 6 1 5 Where the risk assessment allows the use of a si
Download Pdf Manuals
Related Search