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TNT 35 user manual komplet

1. Start Sensor 3 Activation Start Active EDM OFF ON if TNT35 7 24v CE 17181920 21 22 23 24 OOOO OOOO SLS 29 30 31 32 DEER Figure 5 19 Display of the TNT 35 7 24V in safety operation 5 4 Leuze electronic User Information TNT 35 and TNT 35 7 24V 59 gt D E Vol o e Z Function and Commissioning of the TNT 35 7 24V amp Leuze electronic Safety field interruption The safety outputs of the TNT 35 7 24V are opened LED OFF ON on red if during safety operation the light beam of the protective photo electric sensor is interrupted The restart disable inside the TNT 35 7 24V becomes active and prevents an automatic restart of the machine The yellow LED Start displays the function of the restart disable The TNT 35 7 24V is in waiting state and can be restarted by pressing the start button after the safety field is free Start Sensor Activation Start Active 3 EDM Xft OFF ON Ce TNT35 7 24v CE 17181920 21 22 23 24 K E K E E E E SLS 29 30 31 32 LN RW Figure 5 20 Display of the TNT 35 7 24V during a safety field interruption 5 4 60 User Information TNT 35 and TNT 35 7 24V Leuze electronic amp Leuzeelectronic Function and Commissioning of the TNT 35 7 24V 5 5 Operating states with start and restart disable and with relay monitoring EDM Stand by operation The free light path is displayed by the green LED Sensor The relay monitoring
2. Fax Int 60 0 3 6042188 Fax Int 386 0 61 2005151 h Tel Int 358 0 9 852661 E mail schmachtl mbox vol cz Ea VER 358 o 9 8526820 LN Elteco A S Arslan Elektronik A S GB Postboks 96 Lilecihendek Cod Nr 47 Componentes Electronicas Ltda PO Box 478 CO Medellin Tel Int 57 0 4 3511049 Leuze Mayser electronic Ltd Alington Road Eynesbury GB St Neots Cambs PE19 2RD N 3901 Porsgrunn Tel Int 47 0 35 573800 Fax Int 47 0 35 573849 Tophane Karak y TR Istanbul Tel Int 90 0 2 12 2434627 Telex 66922 Tel Int 44 0 1 480 408500 Fax Int 90 0 212 2518385 Fax Int 57 0 4 3511019 0 Fax Int 44 0 1480 403808 Tusa P S Leuze electronic B V Leuze Lumiflex Inc Desim Elektronik APS U T E Co ABEE Postbus 1276 s 300 Roundhill Drive Unit 4 Tuasingevej 16 Mavromichali Street NL 3430 BG Nieuwegein USA Rockaway NJ 07866 DK 9500 Hobro Tel Int 45 98510066 Fax Int 45 9851 2220 GR 18538 Piraeus Tel Int 30 0 1 4290710 4290685 4290991 Fax Int 30 0 1 4290770 Tel Int 31 0 30 6066300 Fax Int 31 0 30 6060970 E mail info leuze n http www leuze nl Tel Int 1 0 973 5860100 Fax Int 1 0 973 586 1590 E mail info leuze lumiflex com http www leuze lumiflex com GB131 00 12 99 Artikel Nr 500 33 236
3. 4 and the distance between transmitter and receiver i E reflecting surface Wrong arrangement Figure 3 4 Reflection bypass Correct arrangement Minimum distance to the reflecting surface Between transmitter and Sm 3m gies 5m 6m 10m receiver b To light beam a approx 0 20m 0 30m 0 40m 0 50m 0 60m 1 0m 14 User Information TNT 35 and TNT 35 7 24V Leuze electronic amp Leuze Function and Commissioning of the TNT 35 4 Function and Commissioning of the TNT 35 4 1 Function characteristics of the safety system The complete safety system consists of a TNT 35 and accompanying protective photoelectric sensors or light barriers The operating mode is selected using a jumper between terminal 22 amp 23 with start restart disable or terminal 23 amp 24 without start restart disable Transmitter Receiver gt The device is shipped from the factory with the jumper E set between terminal 22 and 23 SS with start restart disable function TL Zo i ug 38 Active S259 Kach Sch RE Gs 2s 3 EDM relay monitoring feedback circuit S oo Qo RU g a OSOS Start Active Safety output 2 SE Emergency hut down Safety output 1 shut do Message output Safety On Message output Error GND 24V Figure 4 1 Installation of the complete safety system After the TNT 35 is switched on via the st
4. 0 1 616218099 Theodor K rner Stra e 54 A 8010 Graz Tel Int 43 0 316 672185 Fax Int 43 0 316 672439 Arzlerstr 42 b A 6020 Innsbruck Tel Int 43 0 512 265060 Fax Int 43 0 512 266151 Neumann SA Calle 55 N 6043 ex Buenos Aires 945 Schulenburger Landstra e 128 30165 Hannover Telefon 0511 966057 0 Telefax 0511 96 6057 57 E mail lindner leuze de W M plantechnik Dipl Ing Wortler GmbH Co TannenbergstraBe 62 42103 Wuppertal Telefon 0202 37112 0 Telefax 0 202 318495 E mail wmplan rga net de Leuze electronic GmbH Co Gesch ftsstelle Frankfurt Electrical Systems Ltd 14 F Tai Po Commercial Centre 152 Kwong Fuk Road Tai Po N T Hongkong Tel Int 852 26566323 Fax Int 852 2651 6808 D IVO Leuze Vogtle Malanca s r l Via Soperga 54 20127 Milano Tel Int 39 02 2840493 Fax Int 39 02 26110640 E mail ivoleuze tin it PL 40203 Katowice Tel Int 4 8 0 32 596031 Fax Int 48 0 32 7572734 Imp Tec Vignola S A 1 C Plaza Justicia Sub El Peral 25 Casilla 93 V RCH Valparaiso Tel Int 56 0 32 257073 256521 Telex 33 0404 Fax Int 56 0 32 258571 Great Cofue Technology Co Ltd Paper manufactured 4F 8 39 Sec 4 Ch Hsin Road Proving Bienes Alles Argentina EH San Chung City RE Tel Int 54 11 0 4 768 3449 gebr ER Galoz electronics Ltd Taipei Hsien Taiwan R O C Fax Int 5411 0 4 767 2388 P O Box 35 Tel Int
5. 17 181920 21 22 23 24 e2e20 8086080 29 30 31 32 AR Release circuit 1 Release circuit 2 Figure 5 9 Wiring safety output two channel release circuit gt D E Vol o e Z Leuze electronic User Information TNT 35 and TNT 35 7 24V 49 Function and Commissioning of the TNT 35 7 24V amp Leuze electronic Integration with relay monitoring as EMERGENCY SHUT DOWN device The motor contactors for dangerous movement are connected to both safety relay outputs For this purpose forced contactors have to be used In the connection diagram no fuses are included How ever for correct function fuses are absolutely required The maximum contact load of the safety relay outputs is 4A with 24VDC The suply of the relay monitoring EDM is made from the supply terminals 5 10 or 11 Control of the motor contactors happens via K1 and K2 If a contact of K1 and K2 should fuse together a message is issued to the TNT 35 7 24V through the feedback circuit EDM A new start of the unit is possible only after removal of the failure in the output circuit 24V from terminal O 5 10 or 11 131 Sensor Start Active EDM OFF ON TNT35 7 24v C 17181920 21 222324 CC J ee E E E 29 30 31 32 e A RR Kate Figure 5 10 Wiring of the safety output with relay monitoring 50 User Information TNT 35 and TNT 35 7 24V Leuze electronic Leuzeelectronic Function and Commissioning of the TNT 35 7 24V 5
6. changes push button function as switch on signal A failure in the start button e g due to contact malfunction is safely detected by the TNT 35 7 24V A 24V suppy terminal e g terminals 5 10 or 11 can be used for the start signal Sensor Start Active EDM OFF ON TNT35 7 24v C 17181920 21222324 OOOO OOOO 29 30 31 32 Me A A Figure 5 4 Wiring of the start input with start and restart disable 44 User Information TNT 35 and TNT 35 7 24V Leuze electronic Leuzeelectronic Function and Commissioning of the TNT 35 7 24V e In the operating mode without start and restart disable the start input works as activation input As soon as a HIGH active signal is present at the start input terminal 16 and the safety field is free the safety outputs are closed A 24V suppy terminal e g terminals 5 10 or 11 can be used for the activation signal Sensor Start Active EDM OFF ON TNT35 7 24V 17181920 21 22 23 24 e2e20 eeee 29 30 31 32 E Oooo Figure 5 5 Wiring of the start input without start and restart disable gt D E Vol o e Z Leuze electronic User Information TNT 35 and TNT 35 7 24V 45 Function and Commissioning of the TNT 35 7 24V amp Leuze electronic 5 2 4 Wiring of single beam protective photoelectric sensors The activation input of the protective photoelectric sensor can be directly connected to terminal 14 on the TNT 35 7 24V The switchi
7. 2 7 Wiring of the message outputs Two message outputs are integrated in the TNT 35 7 24V Both are high active positive switching semiconductor outputs and can be connected to potential free inputs of an SPS This requires con nection to the GND potential of terminal 2 3 or 6 as reference Attention A The reference potential on terminals 2 3 and 6 may not be connected with the GND potential of the machine or the controller A faulty connection can damage the device The Message output Safety is a potential free relay output The relay actuation input is at terminal 17 The make contact terminal 18 is always active when the safety outputs are closed The break contact terminal 19 is active if the safety outputs are open The message output Error is always active if the TNT 35 7 24V detects an error Those errors can be internal or external Message output Error Message output Safety On Sensor Start Active EDM OFF ON TNT35 7 24v Message out put Safety 17181920 21222324 e o2ee 8800 Switch over Make contact Break contact 29 30 31 32 Figure 5 11 Wiring of the message outputs Leuze electronic User Information TNT 35 and TNT 35 7 24V 51 gt D E Vol o e Z Function and Commissioning of the TNT 35 7 24V amp Leuze electronic 5 2 8 Setting of the operating mode The start and restart disable function is selected on the device by setting a jumper between terminals
8. 22 and 23 or terminals 23 and 24 Attention AN Terminals 22 23 and 24 may only be used to for selecting the operating mode using the in cluded short circuit jumpers With start and restart disable The device is shipped with a jumper between terminals 22 and 23 i e the start and restart disable is active Start Active EDM OFF ON TNT35 7 24v C 17181920 21 22 23 24 OOOO OOOO 29 30 31 32 ng e eege Figure 5 12 Operating mode with start and restart disable 52 User Information TNT 35 and TNT 35 7 24V Leuze electronic GG Leuzeelectronic Function and Commissioning of the TNT 35 7 24V Without start and restart disable The start and restart disable is set to inactive by connecting a jumper between terminals 23 and 24 Sensor Start Active EDM OFF ON TNT35 7 24vV C 17181920 21 22 23 24 OOOO OOOO 29 30 31 32 CC A A Figure 5 13 Operating mode with start and restart disable Completing the setting After the setting has been changed the new device setting must be saved This is done either by trig gering the Reset input terminal 21 or by switching the suppy voltage on and off for a short time gt D E Vol o e Z Leuze electronic User Information TNT 35 and TNT 35 7 24V 53 Function and Commissioning of the TNT 35 7 24V amp Leuze electronic 5 3 Operating states without start and restart disable Stand by operation The free light path is di
9. 886 0 2 29838077 ei Telefax 06181 917715 IL 40850 Rosh Ha ayin Fax Int 886 0 2 29853373 mA E mail vgf leuze de Tel Int 972 0 3 9023456 Leuze Australasia Pty Ltd Leuze electronic GmbH Co Fax Int 972 0 3 9021990 r o 48 Skarratt Street Gesch ftsstelle Owen 2 JMTI Industrial Corporation AUS Silverwater NSW 21 28 Sydney Australia Tel Int 61 0 2 97 483788 Fax Int 61 0 2 97483817 E mail 100241 3435 compuserve com Leuze electronic nv sa Steenweg Buda 50 B 1830 Machelen Tel Int 32 0 2 2531600 Fax Int 32 0 2 2531536 In der Braike 1 73277 Owen Teck Telefon 0 7021 9850 910 Telefax 0 7021 9850 911 E mail vgo leuze de Leuze electronic GmbH Co Gesch ftsstelle M nchen Ehrenbreitsteiner StraBe 44 80993 M nchen Telefon 089 14365 200 Telefax 089 14365 220 LIND Global Tech Corp 403 White House 1482 Sadashir Peth Tilak Road Pune 411030 India Tel Int 91 0 212 470085 Fax Int 91 0 212 4470086 SSR Engineering Co Ltd 2 18 3 Shimomeguro No 5 Saturn Street Bricktown Moonwalk Paranaque Metro Manila Philippines Tel Int 63 0 2 8446326 Fax Int 63 0 2 8932202 RSA Countapulse Controls PTY Ltd P O Box 40393 RSA Cleveland 2022 Tel Int 27 0 11 6157556 8 Fax Int 27 0 11 6157513 E mail leuze info leuze be E mail vgm leuze de Meguro Ku Tokyo a Tel Int 81 0 3 34936613 Li lect AB E D Fax In
10. 999 using the following formula S K T C Safety distance between photoelectric sensor and hazardous area Grip and approach speed Time delay between interruption of the light beam and stand still of the machine Safety constant 1200mm for single axle arrangement 850mm for multi axle arrangement CO JS Oo Leuze electronic User Information TNT 35 and TNT 35 7 24V 11 lt bel S S bi s a i Mounting of the Safety System amp Leuze Example for the calculation of the safety distance A machine with a system response time of 100ms has to be equipped with a two beam safeguarding The response time of the two beam AOPD and the test monitoring unit TNT 35 is 20ms Application of the formula S K T C Where S the minimum distance of the two beam AOPD from the hazardous area K approach speed 1600mm s EN 999 T sum of the system response time of the machine and response time of the AOPD C 850mm with multi axle installation this results in S 1600mm s 100ms 20ms 850mm S 1042 mm 3 1 1 Multi axle installation For the safeguarding of hazardous areas the level of desired protection and the number of light beams are determined in EN 999 or through a risk analysis acc to EN 954 1 With multi axle installation parallel light beams always have to run in opposite directions Otherwise the light beams can cause mutual interference and disturb proper functioning Depending on the number of pho
11. Active EDM OFF ON xt TNT35 Ce 21 22 23 24 e OOOO SLS 29 30 31 32 Rm 8 8 Figure 4 21 Display of the TNT 35 in stand by operation 4 5 34 User Information TNT 35 and TNT 35 7 24V Leuze electronic SG Leuze electronic Function and Commissioning of the TNT 35 Test operation In test operation the proper functioning of both the protective photoelectric sensor and the test mon itoring unit is checked To induce the test operation the start input is activated green LED Start As long as the start button is pressed the test operation remains active After release of the start button the TNT 35 changes from test operation to safety operation Start Sensor Activation Start Active EDM OFF ON TNT35 SLS 29 30 31 32 K J e Figure 4 22 Display of the TNT 35 in test operation 4 5 Leuze electronic User Information TNT 35 and TNT 35 7 24V 35 Function and Commissioning of the TNT 35 amp Leuzeelectronic Safety operation In safety operation the function of the protective photoelectric sensor is cyclically tested every two seconds The free safety field is displayed by the green LED Sensor The relay monitoring is inactive in safety operation green LED EDM off The safety outputs are closed which is displayed by the green LED OFF ON Start Se Activation Start Active EDM OFF ON 3 TNT35 C 21 22 23 24 Pm eeee SLS 29 30 31 32 Ea OOOO Figure 4 23 Di
12. EDM is active green LED EDM The safety output is open This state is displayed by the red LED OFF ON The yellow LED Start displays the lock of the start and restart disable Start Activation Start Active EDM OFF ON TNT35 7 24v CE 17181920 21 22 23 24 OOO0 OOOO SLS 29 30 31 32 MEE o 0 0 0 Figure 5 21 Display of the TNT 35 7 24V in stand by operation 5 5 gt D E Vol o e Z Leuze electronic User Information TNT 35 and TNT 35 7 24V 61 Function and Commissioning of the TNT 35 7 24V amp Leuze electronic Test operation In test operation the proper functioning of both the protective photoelectric sensor and the test mon itoring unit is checked To induce the test operation the start input is activated green LED Start As long as the start button is pressed the test operation remains active After release of the start button the TNT 35 7 24V changes from test operation to safety operation Start Sensor ff Activation Start Active S EDM Zt OFF ON Sf TNT35 7 24v CE 17181920 21 22 23 24 K K K E 00080 29 30 31 32 LT OOOO Figure 5 22 Display of the TNT 35 7 24V in test operation 5 5 62 User Information TNT 35 and TNT 35 7 24V Leuze electronic Leuzeelectronic Function and Commissioning of the TNT 35 7 24V Safety operation In safety operation the function of the protective photoelectric sensor is cyclically tested every two secon
13. Figure 4 4 Wiring of the start input with start and restart disable e In the operating mode without start and restart disable the start input works as activation input As soon as a HIGH active signal is present at the start input terminal 16 and the safety field is free the safety outputs are closed Sensor Start Active EDM OFF ON TNT35 CE 21 22 23 24 EH ee e 29 30 31 32 Il OOOO Figure 4 5 Wiring of the start input without start and restart disable 18 User Information TNT 35 and TNT 35 7 24V Leuze electronic amp Leuze electronic Function and Commissioning of the TNT 35 4 2 3 Wiring of single beam protective photoelectric sensors The activation input of the protective photoelectric sensor can be directly connected to terminal 14 on the TNT 35 The switching output of the receiver can be directly connected to terminal 15 The GND potential present on terminal 6 serves as a reference potential for both signals The supply of the protective photoelectric sensors comes directly from the 24V power supply unit GND Sensor Start Active EDM OFF ON TNT35 CE 21 22 23 24 Seen OOOO 29 30 31 32 aaa OOOO Figure 4 6 Wiring of single beam protective photoelectric sensors Leuze electronic User Information TNT 35 and TNT 35 7 24V 19 Function and Commissioning of the TNT 35 amp Leuzeelectronic 4 2 4 Wiring of single beam protective photoelectric sensors in series Several photoe
14. SLS 29 30 31 32 aan OOOO Figure 4 19 Display of the TNT 35 in safety operation 4 4 32 User Information TNT 35 and TNT 35 7 24V Leuze electronic SG Leuze electronic Function and Commissioning of the TNT 35 Safety field interruption The safety outputs of the TNT 35 are opened LED OFF ON on red if during safety operation the light beam of the protective photoelectric sensor is interrupted The restart disable inside the TNT 35 becomes active and prevents an automatic restart of the ma chine The yellow LED Start displays the function of the restart disable The TNT 35 is in waiting state and can be restarted by pressing the start button after the safety field is free Sensor Start Activation Start Active 3 EDM Xt OFF ON Xf TNT35 CE 21 22 23 24 Rm O SLS 29 30 31 32 Sen OOOO Figure 4 20 Display of the TNT 35 during a safety field interruption 4 4 Leuze electronic User Information TNT 35 and TNT 35 7 24V 33 Function and Commissioning of the TNT 35 amp Leuzeelectronic 4 5 Operating states with start and restart disable and with relay monitoring EDM Stand by operation The free light path is displayed by the green LED Sensor The relay monitoring EDM is active green LED EDM The safety output is open This state is displayed by the red LED OFF ON The yellow LED Start displays the lock of the start and restart disable Start Sensor Pi R Activation Start
15. mes sage is issued to the TNT 35 through the feedback circuit EDM A new start of the unit is possible only after removal of the failure in the output circuit 24V Sensor Start Active EDM A OFF ON k TNT35 CE 21 22 23 24 uj ee e 29 30 31 32 Figure 4 10 Wiring of the safety output with relay monitoring Leuze electronic User Information TNT 35 and TNT 35 7 24V 23 Function and Commissioning of the TNT 35 amp Leuzeelectronic 4 2 6 Wiring of the message outputs Two message outputs are integrated in the TNT 35 Both are HIGH active positive switching semi conductor outputs and can be either directly connected to a PLC or control a status display of a ma chine The message output Safety on is always active if the safety relay outputs are closed The message output Error is always active if the TNT 35 detects an error Those errors can be in ternal or external Through linking of the status outputs in the controller the following system states can be detected 1 Safety on active Error inactive Normal operation of the TNT 35 no error detected 2 Safety on inactive Error active The TNT 35 detected a safety relevant failure which led to the switching off of the safety out puts Message output Error Message output Safety On Sensor Start Active EDM OFF ON TNT35 CE 21 22 23 24 Bee OOOO 29 30 31 32 LC 0 00O Figure 4 11 Wiring of the message outputs 24 Use
16. terminal 15 is done by the last photoelectric sensor receiver within the series connection gt D E Vol mM Z Any time the light axis is interrupted a message is issued to the TNT 35 7 24V through the series con nection The series connection tests every transmitter and receiver for function capability while performing the testing procedure Leuze electronic User Information TNT 35 and TNT 35 7 24V 47 Function and Commissioning of the TNT 35 7 24V amp Leuze electronic 5 2 6 Wiring safety output Integration in a one channel release circuit without relay monitoring Two safety relay outputs are connected in series The release circuit can be connected to further com ponents which are then wired to a common EMERGENCY SHUT DOWN device OOOO 9 1011 12 Ss Sensor Start Active EDM OFF ON TNT35 7 24v 17181920 21 22 23 24 e eeee E E E e 29 30 31 32 LC Release circuit Figure 5 8 Wiring safety output one channel release circuit 48 User Information TNT 35 and TNT 35 7 24V Leuze electronic Leuzeelectronic Function and Commissioning of the TNT 35 7 24V Integration in a two channel release circuit without relay monitoring Both safety relay outputs are integrated seperately into the release circuits These circuits can be con nected with additional components which trigger a common EMERGENCY SHUT DOWN device Sensor Start Active EDM OFF ON TNT35 7 24v
17. 5 7 24V 5 6 Fault indication and device reset Faults of the test monitoring unit TNT 35 7 24 are indicated by the blinking of the red ON OFF LED The possible faults are Fault in the operating mode selection The selected operating mode of the device at startup with without start and restart disable changed during operation The jumper terminal 22 to terminal 23 or terminal 23 to terminal 24 should be checked that it is set to the desired operating mode Fault in the relay monitoring A fault in the wiring or soldered safety contacts was detected by the TNT 35 7 24 The wiring and con nected contacts should be checked Internal device failures Equipment faults that are caused by an internal defect result in the unit going into locked state Resetting from a locked state Resetting from a locked state is carried out by disconnecting the supply voltage for a short time or by applying a reset signal 24V potential to the reset input terminal 21 The 24V potential for the re set signal can be taken from terminals 5 10 or 11 The LED will stop blinking after the fault has been eliminated and the device reset from the locked state 0000 O0O0O0 eooo 000o ZG Leuze electronic OOOO eed LA Figure 5 25 Resetting from a locked state Leuze electronic User Information TNT 35 and TNT 35 7 24V 65 gt D E Vol o e Z Function and Commissioning of the TNT 35 7 24V G Leuze 5 7 Technical Dat
18. CG Leuze electronic Test monitoring units TNT 35 and TNT 35 7 24V User Information All rights reserved especially the rights of production distribution and translation Duplication or reproduction in any form print photocopies microfilm or data may only be carried out with the expressed written consent of Leuze electronic GmbH amp Co We reserve the right to make changes for the technical improvement of the product 6 Leuze Table of Contents 1 1 1 2 1 3 1 4 1 5 2 1 2 2 2 3 3 1 4 2 4 3 4 4 4 5 4 6 4 7 5 1 5 2 General IMfOrMatiOn v scvccecccsstessnscesscstecevesesserscsceussessusvesssseveacsveustenceeseosssedtecisdnersdeeeserseeves 5 Explanation of Symbols 2 eugetergede eege eegene aeetnnaee rina ane ern 5 Declaration of Conformity eeceeceeeseeeeeeeeeeeeeeeeeeeaeeeeeeaeeneeeaeseesaesaeesaeseeeaeeaeeneeeeeneeeaeeaees 5 General Information 2002 eon ae ea ne ee EEN 6 Definition Re RE EE 6 Selection of Optical Electronic Protective Devices 7 Safety NOtice s a r a EELER 9 EE Ile Et HE 9 ue E RE EE 9 Application requirements wd Areas Of APPLICATION ecscseccsecssonccsenstesscssesessccssccssesensnsenssessaseusossccssasoncesesssestesssesoseasecesossens 9 Organizing MeaSUres ix nies son CAE Jaen ede cada notes 10 Mounting of the Safety SyStem ccsssssseseerseeseessessesenseeeseesseeseesseeseeseesseesenseeneenseneae 11 Mounting of the Protective Phot
19. Leuze electronic User Information TNT 35 and TNT 35 7 24V 41 gt D E Vol o e Z Function and Commissioning of the TNT 35 7 24V amp Leuze electronic 5 1 1 Display and Operating Instruments The test monitoring unit TNT 35 7 24V features integrated LEDs to indicate the state of the system The start and restart disable as well as the relay monitoring functions are set on the TNT 35 7 24 using the corresponding jumpers on the connection terminals Overview Display Elements LED Sensor Status of the safety field state LED Start Active Status of the start and activation input LED EDM Status of the relay monitoring LED OFF ON Status of the safety circuit open or closed Sensor Start Active EDM OFF ON TNT35 7 24v CE 17181920 21 222324 e0eee 0808080 29 30 31 32 eg OOOO Figure 5 2 Display elements TNT 35 7 24V 42 User Information TNT 35 and TNT 35 7 24V Leuze electronic amp Leuze Function and Commissioning of the TNT 35 7 24V 5 2 Electrical Installation Attention AN The electrical installation is only to be performed by specialised personnel Supply and signal lines have to be installed separately from power lines during installation Inside the switching cabinet suitable spark extinction has to be provided if using contactors In connection with driving motors and breaks the corresponding manuals have to be ob served The power supply for the TNT 35 7 24V m
20. The electrical installation is only to be performed by specialised personnel Supply and signal lines have to be installed separately from power lines during installation Inside the switching cabinet suitable spark extinction has to be provided if using contactors When installing drive motors and brakes the corresponding installation manuals have to be observed The power supply for the TNT 35 must be equipped with a protective mains separation de vice according to IEC 60742 4 2 1 Supply wiring The test monitoring unit TNT 35 is supplied with 24VDC 15 The max current consumption is 200mA The 24V supply voltage is connected to terminal 5 and the GND is connected to terminal 6 24V GND Sensor Start Active EDM OFF ON TNT35 cE 21 22 23 24 Figure 4 3 Supply wiring Leuze electronic User Information TNT 35 and TNT 35 7 24V 17 Function and Commissioning of the TNT 35 amp Leuzeelectronic 4 2 2 Start input wiring The Start input terminal 16 works both in the operating mode with start and restart disable and without start and restart disable in different ways e In the operating mode with start and restart disable the TNT 35 expects two signal changes push button function as switch on signal A failure in the start button e g due to contact malfunc tion is safely detected by the TNT 35 Sensor Start Active EDM OFF ON TNT35 CE 21 22 23 24 een OOOO 29 30 31 32 SSS OOOO
21. a Electrical data Operating voltage U 24VAC 15 10 Frequency 50Hz 60Hz Current consumption approx 200 mA Response time lt 20ms Delay before start up approx 2s Sensors Transmitter activation PNP HIGH active Receiver input potential free optical coupler input input current approx 10mA Sensor voltage supply 24 VDC max 200mA In and outputs Start input potential free optical coupler input High active input current approx 10mA Reset input potential free optical coupler input High active input current approx 10mA Relay monitoring EDM potential free optical coupler input High active input current approx 10mA Message output Safety on PNP transistor output 100mA short circuit and polarity reversal protection Message output Safety potential free relay contacts make contact break contact combination max current load 4A at 24VDC Message output Error PNP transistor output 100mA short circuit and polarity reversal protection Safety output voltage free make contact max current load 4A Safeguarding externally with max 4A slow blow Overvoltage category 2 for rating voltage 300VAC according to VDE 0110 part 1 Environmental data Ambient temperature 20 C 60 C Storage temperature 30 C 70 C Protection class IP 40 only for application in elec
22. art input the functionality of the protective photoelectric sen sors is monitored in two second cycles The electrical integration into the controller has to be performed acc to the corresponding safety cat egory acc to EN 954 1 The voltage free safety relay outputs can be directly used for shut down of the dangerous movement Inside the monitoring unit TNT 35 a selectable start and restart disable as well as a selectable relay monitoring input are integrated Leuze electronic User Information TNT 35 and TNT 35 7 24V 15 Function and Commissioning of the TNT 35 amp Leuzeelectronic 4 1 1 Display and Operating Instruments The test monitoring unit TNT 35 features integrated LEDs to indicate the state of the system The start and restart disable as well as the relay monitoring functions are set on the TNT 35 using the corresponding jumpers on the connection terminals Overview Display Elements LED Sensor Status of the safety field state LED Start Active Status of the start and activation input LED EDM Status of the relay monitoring LED OFF ON Status of the safety circuit open or closed Sensor Start Active EDM OFF ON TNT35 CE 21 22 23 24 E e e 29 30 31 32 Sa OOOO Figure 4 2 Display elements TNT 35 16 User Information TNT 35 and TNT 35 7 24V Leuze electronic SG Leuze electronic Function and Commissioning of the TNT 35 4 2 Electrical Installation Attention A
23. cerning safety relevant parts of control units EN 954 1 The AOPD type 2 fulfills the requirements of category 2 acc to EN 954 1 A periodic function test has to detect malfunctions in the safety function In case of a failure the next machine cycle may not be released A malfunction of the AOPD type 2 between the testings can cause the loss of the safety function In normal function at least one output switching element of the AOPD type 2 has to move into the OFF position if the sensor reacts or if the power supply of the AOPD is interrupted Contactless active protective device BWS Corresponds to AOPD Output switching element OSSD The part of the AOPD which is connected to the machine control and which moves into the OFF position as soon as the sensor part reacts during normal operation Start disable An equipment which disables the automatic machine start if the power supply of the contactless active protective device is switched on or if it had been interrupted and switched on again Start testing A manual or automatic test which is performed after the contactless active protective device has been switched on It tests the complete safety relevant control system before the normal machine operation is induced Muting The intentional bridging of the safety function e g during material transport into the hazardous area 6 User Information TNT 35 and TNT 35 7 24V Leuze electronic amp Leuze General Information M
24. ctronic SG Leuze electronic Function and Commissioning of the TNT 35 4 3 Operating states without start and restart disable Stand by operation The free light path is displayed by the green LED Sensor Activation is not used The safety outputs are open This state is displayed by the red LED The display for the relay monitoring EDM is active Sensor Start Start Active Activation EDM OFF ON xt TNT35 CE 21 22 23 24 e OOOO SLS 29 30 31 32 Rm Oooo Figure 4 14 Display of the TNT 35 in stand by operation 4 3 Leuze electronic User Information TNT 35 and TNT 35 7 24V 27 Function and Commissioning of the TNT 35 amp Leuzeelectronic Safety operation In safety operation the function of the protective photoelectric sensor is cyclically tested every two seconds The free safety field is displayed by the green LED Activation is used green LED The safety output is closed which is displayed by the green LED Start Sensor Activation Start Active EDM OFF ON TNT35 2 L SLS 29 30 31 32 OOOO Figure 4 15 Display of the TNT 35 in safety operation 4 3 28 User Information TNT 35 and TNT 35 7 24V Leuze electronic SG Leuze electronic Function and Commissioning of the TNT 35 Safety field interruption If during safety operation the protective photoelectric sensor is interrupted or the 24V activation sig nal on the active input is switched off then the safety output i
25. disable or a terminal 23 amp 24 without start restart disable Testinput Switching PIN 4 EDM relay monitoring feedback circuit Operation with start and restart disable Operation without start and restart disable Start Active Safety output 2 ply IEN gt Emergency Safety output 1 shut down Message output Safety On Message output Error GND 24V Figure 6 4 Connection diagram for a pair of ECOs 72 User Information TNT 35 and TNT 35 7 24V Leuze electronic amp Leuze Applications 6 4 Example with a protective photoelectric barrier ROBUST Up to six pairs of ROBUST 22 protective photoelectric barriers or up to two pairs of ROBUST 23 pro tective photoelectric barriers can be connected in series directly to the TNT 35 The supply of the pro tective photoelectric barriers comes directly from the power supply of the installation machine Test monitoring of the photoelectric barriers is carried out by the TNT 35 Safety light barrier ROBUST 22 The operating mode is selected using a jumper between terminal 22 amp 23 with start restart disable or We terminal 23 amp 24 without start restart disable Toa Soe Ze San CR 38 Switching co 25 output 29 39 EE a F SR og EDM relay monitoring feedback circuit Active Go TO 0g Vo 65 65 Start Active Safety output 2 gt Emergency Safety output 1 shut down Messa
26. ds The free safety field is displayed by the green LED Sensor The relay monitoring is inactive in safety operation green LED EDM off The safety outputs are closed which is displayed by the green LED OFF ON a I Activation Start Active EDM OFF ON ret TNT35 7 24v CE 17181920 21 22 23 24 0000 OOOO SLS 29 30 31 32 ll ooo Figure 5 23 Display of the TNT 35 7 24V in safety operation 5 5 gt D E Vol o e Z Leuze electronic User Information TNT 35 and TNT 35 7 24V 63 Function and Commissioning of the TNT 35 7 24V amp Leuze electronic Safety field interruption The safety outputs of the TNT 35 7 24V are opened LED OFF ON on red if during safety operation the light beam of the protective photo electric sensor is interrupted The restart disable inside the TNT 35 7 24V becomes active and prevents an automatic restart of the machine The yellow LED Start displays the function of the restart disable The TNT 35 7 24V is in waiting state and can be restarted by pressing the start button after the safety field is free Start Sensor rf Activation Start Active 3 EDM OFF ON Ce T NT35 7 24v CE 17181920 21 22 23 24 OOO0O OOOO SLS 29 30 31 32 E O ooo Figure 5 24 Display of the TNT 35 7 24V during a safety field interruption 5 5 64 User Information TNT 35 and TNT 35 7 24V Leuze electronic amp Leuze Function and Commissioning of the TNT 3
27. e connected to further com ponents which are then wired to a common EMERGENCY SHUT DOWN device Sensor Start Active EDM OFF ON TNT35 CE 21 22 23 24 Release circuit Figure 4 8 Wiring safety output one channel release circuit Leuze electronic User Information TNT 35 and TNT 35 7 24V 21 Function and Commissioning of the TNT 35 amp Leuzeelectronic Integration in a two channel release circuit without relay monitoring Both safety relay outputs are integrated seperately into the release circuits These circuits can be con nected with additional components which trigger a common EMERGENCY SHUT DOWN device Sensor Start Active EDM OFF ON TNT35 CE 21 22 23 24 ecc OOOO 29 30 31 32 ar OOOO Release circuit 1 Release circuit 2 Figure 4 9 Wiring safety output two channel release circuit 22 User Information TNT 35 and TNT 35 7 24V Leuze electronic SG Leuze electronic Function and Commissioning of the TNT 35 Integration with relay monitoring as EMERGENCY SHUT DOWN device The motor contactors for dangerous movement are connected to both safety relay outputs For this purpose forced contactors have to be used In the connection diagram no fuses are included How ever for correct function fuses are absolutely required The maximum contact load of the safety relay outputs is 4A with 24VDC Control of the motor contactors happens via K1 and K2 If a contact of K1 and K2 should weld a
28. electric sensors in series S Figure 4 8 Wiring safety output one channel release roum Figure 4 9 Wiring safety output two channel release circuit eee cece cee eeee tees eeeeteaeeeeeeeeee Figure 4 10 Wiring of the safety output with relay monitoring Figure 4 11 Wiring of the message oufputs Figure 4 12 Operating mode with start and restart disable a Figure 4 13 Operating mode without start and restart disable A Figure 4 14 Display of the TNT 35 in stand by operation 4 31 Figure 4 15 Display of the TNT 35 in safety operation 4 3 Figure 4 16 Display of the TNT 35 during a safety field interruption 4 3 Figure 4 17 Display of the TNT 35 in stand by operation 4 4 oo S Figure 4 18 Display of the TNT 35 in test operation 4 A Figure 4 19 Display of the TNT 35 in safety operation 4 A Figure 4 20 Display of the TNT 35 during a safety field interruption 4 4 E Figure 4 21 Display of the TNT 35 in stand by operation 4 DI Figure 4 22 Display of the TNT 35 in test operation 4 DI Figure 4 23 Display of the TNT 35 in safety operation 4 Di Figure 4 24 Display of the TNT 35 during a safety field interruption eee eee cece eee eeeeeeeeeeees Figure 4 25 Resetting from a locked state ss Figure 5 1 Installation of the complete safety system eee eee cee eeeeeeeeeeeeeeeeaeeeeeteaeeeeaeeee Figure 5 2 Display elements TNT 35 7 24V oo cec cece eee eeeee cee eeeeeseaeeeeeseeeseaeseae
29. ensor SLS 96 and EMERGENCY SHUT DOWN function 0 0 cccccceccceeeeeeeeeeeeeeeeeeeeaeesaeeeeeeeeeaeeeaeeeeeeeeeesaees 74 6 6 Example of a TNT 35 7 24V with a retro reflective photoelectric safety sensor SRK 96 75 6 7 Example of a TNT 35 7 24V with two retro reflective photoelectric safety sensors ele EE 76 7 ADDOMGIX sisccieescienicatiaccsteadssatnacccsesncducaisecsanacvsausevocedconsandysacdeodssaccuaupedddosdseaieadsedoareads dausasendy 77 7 1 Remaining Risks EN 292 1 ccsccscsscsssssessseessessoresseessceesoseesseesscesosenseneesstesetessaessoeens 77 2 User Information TNT 35 and TNT 35 7 24V Leuze electronic amp Leuze Table of Figures Figure 3 1 Safety distance S between photoelectric sensor and hazardous area e ceeceeeeeeee 11 Figure 3 2 Multi axle installation eee eee eeee cece eeeee seas eseeeeseeseeeseeessaeeeeeeeee Figure 3 3 Arrangement of the deflection mirrors 4 Figure 3 4 Reflection dr Figure 4 1 Installation of the complete safety system 0 eee eee rene eeeeeeeeeeeeeteaeeeeeteaeeneneeeee 15 Figure 4 2 Display elements TNT 35 Figure 4 3 Supply WitinG sen ceived ceca nepal EE Figure 4 4 Wiring of the start input with start and restart disable AAA Figure 4 5 Wiring of the start input without start and restart disable AA Figure 4 6 Wiring of single beam protective photoelectric Sensors ee ee cece eeee eens tee eteeeeeee Figure 4 7 Wiring of single beam protective photo
30. eseeeeeneeseaeenea Figure 5 3 Supply Wiring ceeceeeeceseeeeeseeeeeeeeeeeeeeeeeseeneeeeeeaeeaes Figure 5 4 Wiring of the start input with start and restart disable Figure 5 5 Wiring of the start input without start and restart disable d Figure 5 6 Wiring of single beam protective photoelectric Sensors 0 0 ee ee eect eeeeeeeee rene eeeeeeeee Figure 5 7 Wiring of single beam protective photoelectric sensors in series Figure 5 8 Wiring safety output one channel release circuit Figure 5 9 Wiring safety output two channel release circuit Figure 5 10 Wiring of the safety output with relay monitoring Figure 5 11 Wiring of the message oufputs ee cece eee tence cere eee tens eeaeeseaeeseeseaeesaeeseaeeeeeeege Figure 5 12 Operating mode with start and restart disable Figure 5 13 Operating mode with start and restart disable A Figure 5 14 Display of the TNT 35 7 24V in stand by operation 21 Figure 5 15 Display of the TNT 35 7 24V in safety operation 523 Figure 5 16 Display of the TNT 35 7 24V during a safety field interruption 5 3 c e 56 Figure 5 17 Display of the TNT 35 7 24V in stand by operation SA 57 Figure 5 18 Display of the TNT 35 7 24V in test operation 5 4 Figure 5 19 Display of the TNT 35 7 24V in safety operation 5 A 59 Leuze electronic User Information TNT 35 and TNT 35 7 24V 3 Table of Figures GG Leuze Figure 5 20 Disp
31. ety sensor terminal 22 amp 23 with start irestart disable or Pa We terminal 23 amp 24 without start restart disable gt Se Lo 52 30 o OD 2 2 9 Sg WS Se E 5 s _ os of EDM relay monitoring feedback circuit Active BO go Zo fo eta Os OS Start Active Safety output 2 gt gt Emergency Safety output 1 shut down LB Message output Safety On Message output Error GND 24V Figure 6 1 Connection diagram for connecting an SRK 96 o S 2 2 2 2 lt Leuze electronic User Information TNT 35 and TNT 35 7 24V 69 Applications amp Leuze GND 24V The operating mode is selected using a jumper between terminal 22 amp 23 with start restart disable Retro reflective photoelectric safety sensors or A terminal 23 amp 24 without start restart disable EDM relay monitoring feedback circuit Operation with start and restart disable Operation without start and restart disable Start Active 1 5 Emergency Safety output 1 shut down Message output Safety On Message output Error Safety output 2 Figure 6 2 Connection diagram for connecting two SRK 96s 70 User Information TNT 35 and TNT 35 7 24V Leuze electronic GG Leuze Applications 6 2 Example with a protective photoelectric sensor SLS 96 Up to six pairs of SLS 96 protective photoelectric sensors can be con
32. ge output Safety On Message output Error GND 24V Figure 6 5 Connection diagram for connecting a ROBUST 22 o S 2 2 2 2 lt Leuze electronic User Information TNT 35 and TNT 35 7 24V 73 Applications amp Leuze 6 5 Example of a TNT 35 with protective photoelectric sensor SLS 96 and EMER GENCY SHUT DOWN function In certain situations with simple machines the TNT 35 can also function as a EMERGENCY SHUT DOWN module Up to six pairs of SLS 96 protective photoelectric sensors can be connected in series directly to the TNT 35 The supply of the protective photoelectric sensors comes directly from the pow er supply of the installation machine Test monitoring of the photoelectric sensors is carried out by the TNT 35 The EMERGENCY SHUT DOWN button s can be wired into the voltage supply of the TNT 35 If an EMERGENCY SHUT DOWN situation occurs the TNT 35 will be disconnected from its volt age supply resulting in the outputs switching off The dangerous motion will be stopped Protective photo electric sensors 24V Transmitter Receiver A Ki A K1 K1 K2 Forced con Active tactors that switch off the dangerous motion Operation with start and restart disable i K AA 1 K2 optional TNT 35 24V 24V EMERGENCY SHUT DOWN button Message output Safety On 1 Message output Error GND 24V Figure 6 6 Con
33. ing Remaining risks are present if e the proposed circuit concept is changed and the connected safety relevant components or protec tive devices are possibly not or insufficiently included in the safety circuit e the user did not comply with the current safety regulations for operation adjustment and mainte nance of the machine Strict compliance with the intervals for checking and maintenance of the machine is mandatory 2 3 2 2 lt Leuze electronic User Information TNT 35 and TNT 35 7 24V 77 i Leuze Leuze electronic GmbH Co Postfach 11 11 D 73277 Owen Teck Tel 07021 5730 Fax 07021 573199 E mail info leuze de http www leuze de Sales and Service LA LD GR D Ing Franz Schmachtl KG Leuze electronic GmbH Co Kvalix Automatika Kft LAP Lda Postfach 362 Gesch ftsstelle Dresden Postfach 83 Rua Almirante Sousa Dias Loja D A 4021 Linz Donau Tel Int 43 0 732 7646 0 Fax Int 43 0 732 785036 Niedersedlitzer StraBe 60 01257 Dresden Telefon 0351 2809319 20 Telefax 0351 2809321 H 1327 Budapest Tel Int 36 0 1 3794708 Fax Int 36 0 1 3698488 Nova Oeiras P 2780 Oeiras Tel Int 351 0 1 4422608 58 Fax Int 351 0 1 4422808 Ps it E mail info kvalix hu Z bi E mail vgd leuze de es Kolpingstrabe 15 http www kvalix hu Rotiw Sp z 0 0 A 1232 Wien Lindner electronic GmbH Ul Rozdiehskiego 188 B Tel Int 43 0 1 6162180 Fax Int 43
34. isplays the lock of the start and restart disable Start Activation Sensor Start Active EDM OFF ON xt TNT35 CE 21 22 23 24 eooo SLS 29 30 31 32 E ooo Figure 4 17 Display of the TNT 35 in stand by operation 4 4 30 User Information TNT 35 and TNT 35 7 24V Leuze electronic SG Leuze electronic Function and Commissioning of the TNT 35 Test operation In test operation the proper functioning of both the protective photoelectric sensor and the test mon itoring unit is checked To induce the test operation the start input is activated green LED Start As long as the start button is pressed the test operation remains active After release of the start button the TNT 35 changes from test operation to safety operation Start Sensor Activation Start Active EDM OFF ON xt TNT35 CE 21 22 23 24 a 0 00O SLS 29 30 31 32 See OOOO Figure 4 18 Display of the TNT 35 in test operation 4 4 Leuze electronic User Information TNT 35 and TNT 35 7 24V 31 Function and Commissioning of the TNT 35 amp Leuzeelectronic Safety operation In safety operation the function of the protective photoelectric sensor is cyclically tested every two seconds The free safety field is displayed by the green LED Sensor The safety outputs are closed which is displayed by the green LED OFF ON Start Sensor Activation Start Active EDM OFF ON Xf TNT35 C 21 22 23 24 LZ KR
35. lay of the TNT 35 7 24V during a safety field interruption 8 A 60 Figure 5 21 Display of the TNT 35 7 24V in stand by operation 5 5 we BF Figure 5 22 Display of the TNT 35 7 24V in test operation 5 5 1 62 Figure 5 23 Display of the TNT 35 7 24V in safety operation DI 1 63 Figure 5 24 Display of the TNT 35 7 24V during a safety field interruption 5 5 1 64 Figure 5 25 Resetting from a locked etate AA 1 65 Figure 6 1 Connection diagram for connecting an SRK 96 1 69 Figure 6 2 Connection diagram for connecting two SRK 96s 10 Figure 6 3 Connection diagram for a pair of SLS ops Pere Figure 6 4 Connection diagram for a pair of ECOS eee K Figure 6 5 Connection diagram for connecting a ROBUST 29 73 Figure 6 6 Connection diagram with a protective photoelectric sensor SLS 96 and EMERGENCY SHUT DOWN function 0 ceeeceeeeeeeeeeeeeeeseeeeeecaecaeceeeeeeeseesaesaesateeseeeaeens Figure 6 7 Connection diagram for connecting an SRK 96 D Figure 6 8 Connection diagram for connecting two SRK O e 76 4 User Information TNT 35 and TNT 35 7 24V Leuze electronic amp Leuze General Information 1 General Information 1 1 Explanation of Symbols The symbols used in this user information are explained below e 2 T CH o e O O Attention AN This symbol appears in front of text which must be carefully observed Failure to heed this information can lead to inju
36. lectric sensor pairs can be connected in series with multi axle arrangements on a ma chine or system The adjacent picture shows a three axle photoelectric sensor arrangement It is pos sible to operate up to six photoelectric sensor pairs on one TNT 35 24V g GND Active amp Sensor 2a Active Start Active GND EDM OFF ON TNT35 CE 21 22 23 24 eeng e eee 24V GND 29 30 31 32 L K a a Figure 4 7 Wiring of single beam protective photoelectric sensors in series Function characteristics The TNT 35 terminal 14 activates the first photoelectric sensor transmitter The receiver is activated via the first optical path and by using its output activates the second photoelectric sensor transmitter The supply has to provided on each photoelectric transmitter and receiver The feedback to the TNT 35 terminal 15 is done by the last photoelectric sensor receiver within the series connection Any time the light axis is interrupted a message is issued to the TNT 35 through the series connection The series connection tests every transmitter and receiver for function capability while performing the testing procedure 20 User Information TNT 35 and TNT 35 7 24V Leuze electronic SG Leuze electronic Function and Commissioning of the TNT 35 4 2 5 Wiring safety output Integration in a one channel release circuit without relay monitoring Two safety relay outputs are connected in series The release circuit can b
37. n completed successfully the TNT 35 7 24V automatically switches the safety relay output back on again Start Sensor Activation Start Active EDM OFF ON TNT35 7 24v C 17 18 19 20 21 22 23 24 OOOO OOOO SLS 29 30 31 32 mm e 8 8 Figure 5 16 Display of the TNT 35 7 24V during a safety field interruption 5 3 O Notice TL The input for the relay monitoring terminal 13 always must be wired For operation without the relay monitoring function a jumper can be set between terminal 13 and terminal 14 Connected relays can be monitored if the wiring of the input to terminal 13 is carried out ac cording to the connection diagram Operation with relay monitoring as EMERGENCY SHUT DOWN device Faulty wiring results in the safety outputs not switching on If a fault occurs the safety out puts switch off with a maximum delay of two seconds Notice The activation input must be wired with 24V in order for the safety inputs to switch on Ho 56 User Information TNT 35 and TNT 35 7 24V Leuze electronic Leuzeelectronic Function and Commissioning of the TNT 35 7 24V 5 4 Operating states with start and restart disable without relay monitoring EDM Stand by operation The free light path is displayed by the green LED Sensor The start input has not been activated The safety output is open This state is displayed by the red LED OFF ON The yellow LED Start displays the lock of the start and resta
38. n the wiring or soldered safety contacts was detected by the TNT 35 The wiring and connected contacts should be checked Internal device failures Equipment faults that are caused by an internal defect result in the unit going into locked state Resetting from a locked state Resetting from a locked state is carried out by disconnecting the supply voltage for a short time or by applying a reset signal 24V potential to the reset input terminal 21 The LED will stop blinking after the fault has been eliminated and the device reset from the locked state Sensor Start Active EDM OFF ON TNT35 CE 21 22 23 24 Figure 4 25 Resetting from a locked state 38 User Information TNT 35 and TNT 35 7 24V Leuze electronic amp Leuze Function and Commissioning of the TNT 35 4 7 Technical Data Electrical data Operating voltage U 24VDC 15 Residual ripple lt 15 Current consumption approx 200 mA Response time lt 20ms Delay before start up approx 2s Sensors Transmitter activation PNP HIGH active e j potential free optical coupler input Receiver input input current approx 10mA In and outputs potential free optical coupler input High active input current approx 10mA potential free optical coupler input High active input current approx 10mA potential free optical coupler input High active input current approx 10mA PNP transistor output 100mA short circ
39. nected in series directly to the TNT 35 The supply of the protective photoelectric sensors comes directly from the power supply of the installation machine Test monitoring of the photoelectric sensors is carried out by the TNT 35 H H The operating mode is selected using a jumper between Protective photo electric sensors terminal 22 amp 23 with start restart disable Transmitter Receiver or Wer terminal 23 amp 24 without start restart disable EDM relay monitoring feedback circuit Operation without start and restart disable Operation with start and restart disable Start Active kel kel Safety output 2 ay Safety output 1 shut down Message output Safety On GND Message output Error 24V Figure 6 3 Connection diagram for a pair of SLS 96s o S 2 2 2 2 lt Leuze electronic User Information TNT 35 and TNT 35 7 24V 71 Applications amp Leuze 6 3 Example with a protective light barrier ECO Up to three pairs of protective photoelectric barriers of type ECO can be connected in series directly to the TNT 35 The supply of the protective photoelectric barriers comes directly from the power supply of the installation machine Test monitoring of the photoelectric barriers is carried out by the TNT 35 Safety light barrier Transmitter Receiver The operating mode is selected using a jumper between terminal 22 amp 23 with start restart
40. nection diagram with a protective photoelectric sensor SLS 96 and EMERGENCY SHUT DOWN function Attention AN The maximum fall delay time of the relay can be up to 130ms This time must be included in the calculation of the safety distances 74 User Information TNT 35 and TNT 35 7 24V Leuze electronic GG Leuze Applications 6 6 Example of a TNT 35 7 24V with a retro reflective photoelectric safety sensor SRK 96 Up to three SRK 96 retro reflective photoelectric safety sensors can be connected in series directly to the TNT 35 7 24V The supply of the retro reflective photoelectric safety sensors comes directly from the TNT 35 7 24V Test monitoring of the photoelectric sensors is carried out by the TNT 35 7 24 Selecting the operating mode without start and restart disable Release circuit 1 Emergency shut down Release circuit 2 A 29 30 31 32 a q1 EECH 17 18 8 7 Reference potential 24VDC gt Message output aay Message output Error X Message output Make contact gt 24VAC Activation TNT 35 Message output Break contact Figure 6 7 Connection diagram for connecting an SRK 96 Attention AN In the above example the start and restart disable function is deactivated The start and restart disable function must be activated or deactivated depending on the application o S 2 2 2 2 lt Leuze electronic User Information TNT 35 and TNT 35 7 24V 75 Applica
41. ng output of the receiver can be directly connected to terminal 15 The 24V supply for the safety sensors is taken from the supply terminals 5 10 and 11 the GND ref erence potential is taken from terminals 2 3 and 6 Sensor Start Active EDM OFF ON TNT35 7 24v C 17181920 21222324 CK ee E E E 29 30 31 32 Gs A AR Figure 5 6 Wiring of single beam protective photoelectric sensors 46 User Information TNT 35 and TNT 35 7 24V Leuze electronic amp Leuze Function and Commissioning of the TNT 35 7 24V 5 2 5 Wiring of single beam protective photoelectric sensors in series Several photoelectric sensor pairs can be connected to the TNT 35 7 24 in series with multi axle ar rangements on a machine or system The adjacent picture shows a three axle photoelectric sensor arrangement It is possible to operate up to three photoelectric sensor pairs on one TNT 35 7 24V 0000 O000 24V f GND Active gt O amp Leuze electronic 24V GND Active 24V Co 0000 0000 mE 8 8 Figure 5 7 Wiring of single beam protective photoelectric sensors in series Function characteristics The TNT 35 7 24V terminal 14 activates the first photoelectric sensor transmitter The receiver is ac tivated via the first optical path and by using its output activates the second photoelectric sensor transmitter The supply has to provided on each photoelectric transmitter and receiver The feedback to the TNT 35 7 24V
42. oelectric Sensor eeeeeseeeeeseeeeeeeeeeeeeeeaeeeeeeeeeneeeeaees 11 Multi axle i Stall ation A 12 Function and Commissioning of the TNT 35 ssssssssssesersseeneesseeseessesseeseeseeseenseees 15 Function characteristics of the safety system 15 Display and Operating Instrumente 16 Electrical Installation 0 0 eee cee cee cece eceee sees eeaeeseeeeeeeseaesseeseaeseeeeseaeeseeseaeesseeseeeesages 17 Supply wirtmg Start input wiring Wiring of single beam protective photoelectric sensorg cess ceneeeneteneeseeeneneeenes 19 Wiring of single beam protective photoelectric sensors in series 20 Wiring safety output g Wiring of the message Outputs 0 cssccsecscsssceescstccssccossnscsscssccsosscossesessesesssestcossesossesecnsenees 24 Setting of the operating mode 25 Operating states without start and restart disable 27 Operating states with start and restart disable without relay monitoring EDM 30 Operating states with start and restart disable and with relay monitoring EDM 34 Fault indication and device reset Technical EE Function and Commissioning of the TNT 35 7 24V ccsssssesssseeeseeseeeseeneeeseesseeseenenee 41 Function characteristics of the safety system eee eee eceee eee eeeeeceeeteeeseaeeseeeeaeeneaes 41 Display and Operating Instrumente 42 Electrical Installation 0 scccscccsccssssesseesesescesesonsesscessseenssesceecssseecssessoesessesesssonsesonsesseeseeone
43. ounting commissioning and maintenance of the device must only be carried out by qualified per sonnel Electrical work must be carried out by a certified electrician Adjustment and change of the safety field for the protection of persons may only be carried out by an authorised person Repairs in particular the opening of the housing may only be carried out by the manufacturer or a person authorised by the manufacturer 10 User Information TNT 35 and TNT 35 7 24V Leuze electronic amp Leuze Mounting of the Safety System 3 Mounting of the Safety System Notice The mounting instructions in this chapter have to be heeded for fault free functioning of the H whole safety system 3 1 Mounting of the Protective Photoelectric Sensor It is absolutely mandatory that the valid guidelines and standards are observed when mounting the protective photoelectric sensors Safety distance A certain time delay applies between the interruption of the light beam of the protective photoelectric sensors and the stand still of the machine The photoelectric sensors have to be installed in such a way that the dangerous area cannot be reached within this time delay The minimum distance for safe guarding the hazardous area is 850mm I S Figure 3 1 Safety distance S between photoelectric sensor and hazardous area Calculation of the safety distance The safety distance S between photoelectric sensor and hazardous area is calculated acc to EN
44. r Information TNT 35 and TNT 35 7 24V Leuze electronic SG Leuze electronic Function and Commissioning of the TNT 35 4 2 7 Setting of the operating mode The start and restart disable function is selected on the device by setting a jumper between terminals 22 and 23 or terminals 23 and 24 Attention AN Terminals 22 23 and 24 may only be used to for selecting the operating mode using the in cluded short circuit jumpers With start and restart disable The device is shipped with a jumper between terminals 22 and 23 i e the start and restart disable is active Sensor Start Active EDM OFF ON TNT35 d 21 22 23 24 Il OOOO 29 30 31 32 EH ee e Figure 4 12 Operating mode with start and restart disable Leuze electronic User Information TNT 35 and TNT 35 7 24V 25 Function and Commissioning of the TNT 35 amp Leuzeelectronic Without start and restart disable The start restart disable is set to inactive by connecting a jumper between terminals 23 and 24 Sensor Start Active EDM OFF ON TNT35 d 21 22 23 24 OOOO 29 30 31 32 LY OOOO Figure 4 13 Operating mode without start and restart disable Completing the setting After the setting has been changed the new device setting must be saved This is done either by trig gering the Reset input terminal 21 or by switching the suppy voltage on and off for a short time 26 User Information TNT 35 and TNT 35 7 24V Leuze ele
45. resence detection A hazardous area which is completely surrounded by permanently installed protective devices is monitored for presence of objects or access protection and presence detection are combined Leuze electronic User Information TNT 35 and TNT 35 7 24V 7 e 2 T CH o lt O O amp Leuze Safety Notices 2 Safety Notices 2 1 Safety Standard The test monitoring units TNT 35 and TNT 35 7 24V were developed and manufactured in accordance with current European standards and directives All units satisfy the safety technology requirements of category 2 according to EN 954 1 and EN 61496 1 2 2 Intended Use The safety switching units TNT 35 and TNT 35 7 24V are used for the protection of hazardous areas or locations in combination with one or several protective photoelectric sensors or safety light barriers Attention AN The protection of personnel and the device cannot be guaranteed if the device is operated in a manner not corresponding to its intended use 2 2 1 Application requirements Control of the machine or unit to be protected has to be controllable electrically A switching signal generated by a TNT 35 or TNT 35 7 24V has to be followed by an immediate shut down of the dan gerous movement For application and installation of the protective photoelectric sensors or light bar riers the current European guidelines and standards and or the safety regulations of the employers liability insurance as
46. ries to personnel or damage to the equipment O Notice This symbol indicates text which contains important information 1 2 Declaration of Conformity The TNT 35 and TNT 35 7 24V monitoring units have been developed and manufactured in accord ance with the applicable European standards and directives Leuze electronic GmbH Co of D 73277 Owen Teck the manufacturer of the test monitoring units TNT 35 and TNT 35 7 24V has a certified quality assurance system in accordance with ISO 9001 Leuze electronic User Information TNT 35 and TNT 35 7 24V 5 General Information ZG Leuze 1 3 General Information Notice O There are two device variations described in this User Information The difference between the two devices is in their supply voltage The TNT 35 is intended for 24VDC operation The ik TNT 35 7 24V is intended for 24VAC operation The basic remarks concerning the function ing and assembly of the safety system are valid for both device variations An active optoelectronic protective device is part of the electrical equipment which has to be applied to those machines which contain the potential risk of bodily injury They provide protection by causing the machine to move into a safe operating state before a person can get into a dangerous situation EN 61496 1 1 4 Definition of Terms AOPD type 2 The EN 61496 describes two types of active optical electronic protective devices AOPD with respect to the requirements con
47. rt disable Start Sensor Activation Start Active EDM OFF ON TNT35 7 24v CE 17181920 21 22 23 24 e2e20 0800 SLS 29 30 31 32 MC 8 8 Figure 5 17 Display of the TNT 35 7 24V in stand by operation 5 4 Leuze electronic User Information TNT 35 and TNT 35 7 24V 57 gt D E Vol o e Z Function and Commissioning of the TNT 35 7 24V amp Leuze electronic Test operation In test operation the proper functioning of both the protective photoelectric sensor and the test mon itoring unit is checked To induce the test operation the start input is activated green LED Start As long as the start button is pressed the test operation remains active After release of the start button the TNT 35 7 24V changes from test operation to safety operation K K E 8000 9101112 13141516 Start Sensor ff Activation Start Active X EDM if OFF ON Ce TNT35 7 24v CE 17181920 21 22 23 24 OOOO OOOO 29 30 31 32 sl A A Figure 5 18 Display of the TNT 35 7 24V in test operation 5 4 58 User Information TNT 35 and TNT 35 7 24V Leuze electronic Leuzeelectronic Function and Commissioning of the TNT 35 7 24V Safety operation In safety operation the function of the protective photoelectric sensor is cyclically tested every two seconds The free safety field is displayed by the green LED Sensor The safety outputs are closed which is displayed by the green LED OFF ON
48. s 43 SUPPI WIG a eoira EAEEREN N Eiai 43 Sensor voltage supply 43 Start input wiring oo eeececeeeeseeeeceteeneeeeeseteeeeerseeeetneeeeeees 44 Wiring of single beam protective photoelectric sensorg 46 Wiring of single beam protective photoelectric sensors IN series 47 Wiring safety Output aceite Sentence lah iio helene eine ee aaa 48 Leuze electronic User Information TNT 35 and TNT 35 7 24V 1 Table of Contents amp Leuze Wiring of the message outputs ssssessesiesinerrerineinernnrrnernerrnrrnerrernnrnnnrnerrnnrnnrenrrnernernnrennt 51 Setting of the operating mode 5 3 Operating states without start and restart disable 0 ccceseeseeeeeeeeeeeeeeeeeteeeseeeeeeenaes 5 4 Operating states with start and restart disable without relay monitoring EDM 57 5 5 Operating states with start and restart disable and with relay monitoring EDM 61 5 6 Fault indication and device reset A 65 5 7 Technical Data EE 66 6 Applications 42 cssecentvcesavediveseuccsansendunnisvaatenciusuvaencess siudnacvsnusevatuessusuncesasudusesaunsaveusddunedeceresed 69 6 1 Example with retro reflective photoelectric safety sensor SRK op 69 6 2 Example with a protective photoelectric sensor SLS op 71 6 3 Example with a protective light barrier ECO 72 6 4 Example with a protective photoelectric barrier ROBUST ss ssssssssseesiesneernerrnernernnrnerene 73 6 5 Example of a TNT 35 with protective photoelectric s
49. s opened After the safety field has been cleared again and the startup test has been completed successfully the TNT 35 automatically switches the safety relay output back on again Start Sensor Activation Start Active EDM OFF ON TNT35 Ce 21 22 23 24 29 30 31 32 i een 0 00O Figure 4 16 Display of the TNT 35 during a safety field interruption 4 3 O Notice Tl The input for the relay monitoring terminal 13 always must be wired For operation without the relay monitoring function a jumper can be set between terminal 13 and terminal 14 Connected relays can be monitored if the wiring of the input to terminal 13 is carried out ac cording to the connection diagram Operation with relay monitoring as EMERGENCY SHUT DOWN device Faulty wiring results in the the safety outputs not switching on If a fault occurs the safety outputs switch off with a maximum delay of two seconds Notice The activation input must be wired with 24V in order for the safety inputs to switch on 10 Leuze electronic User Information TNT 35 and TNT 35 7 24V 29 Function and Commissioning of the TNT 35 amp Leuzeelectronic 4 4 Operating states with start and restart disable without relay monitoring EDM Stand by operation The free light path is displayed by the green LED Sensor The start input has not been activated The safety output is open This state is displayed by the red LED OFF ON The yellow LED Start d
50. sociation have to be observed Attention AN Access to or changes of the device except where expressly described in this operating man ual is not authorised 2 2 2 Areas of application The test monitoring units TNT 35 and TNT 35 7 24V may be used as disconnecting safety devices for the protection of hazardous areas on power driven machines They are authorised for the following areas of application extract e Edge frame star and carcass presses in lumber industry acc to prEN 691 resp ZH 1 3 19 e Printing and paper processing machines acc to prEN 1010 e Power driven windows doors and gates acc to ZH 1 494 e Storage equipment and devices acc to ZH 1 482 and DIN 15185 part 2 e Textile machines acc to VBG and DIN EN ISO 11 111 e Food processing equipment acc to prEN 1672 1 resp VBG 77 e Packaging machinery acc to prEN 415 1 to 7 resp VBG 76 e Meat processing equipment acc to prEN 12463 resp VBG 79 e Machines of the chemical rubber and plastic industry acc to VBG 22 Leuze electronic User Information TNT 35 and TNT 35 7 24V 9 Safety Notices amp Leuze 2 3 Organizing Measures All entries in this operating manual must be heeded in particular those in the sections Safety Notices and Commissioning Carefully store this operating manual where it is accessible at all times Observe the locally applicable legal regulations and the rules of the employers liability insurance as sociation M
51. splay of the TNT 35 in safety operation 4 5 36 User Information TNT 35 and TNT 35 7 24V Leuze electronic SG Leuze electronic Function and Commissioning of the TNT 35 Safety field interruption The safety outputs of the TNT 35 are opened LED OFF ON on red if during safety operation the light beam of the protective photoelectric sensor is interrupted The restart disable inside the TNT 35 becomes active and prevents an automatic restart of the ma chine The yellow LED Start displays the function of the restart disable The TNT 35 is in waiting state and can be restarted by pressing the start button after the safety field is free Start Sie O Activation Start Active Of EDM 4 OFF ON if TNT35 C 21 22 23 24 SLS Figure 4 24 Display of the TNT 35 during a safety field interruption Leuze electronic User Information TNT 35 and TNT 35 7 24V 37 Function and Commissioning of the TNT 35 amp Leuzeelectronic 4 6 Fault indication and device reset Faults of the test monitoring unit TNT 35 are indicated by the blinking of the red ON OFF LED The possible faults are Fault in the operating mode selection The selected operating mode of the device at startup with without start and restart disable changed during operation The jumper terminal 22 to terminal 23 or terminal 23 to terminal 24 should be checked that it is set to the desired operating mode Fault in the relay monitoring A fault i
52. splayed by the green LED Sensor Activation is not used The safety outputs are open This state is displayed by the red LED The display for the relay monitoring EDM is active Start Sensor Activation Start Active EDM OFF ON TNT35 7 24v CE 17 181920 21 22 23 24 CRW SLS Figure 5 14 Display of the TNT 35 7 24V in stand by operation 5 3 54 User Information TNT 35 and TNT 35 7 24V Leuze electronic Leuzeelectronic Function and Commissioning of the TNT 35 7 24V Safety operation In safety operation the function of the protective photoelectric sensor is cyclically tested every two seconds The free safety field is displayed by the green LED Activation is used green LED The safety output is closed which is displayed by the green LED Start Sensor ZX Activation Start Active y EDM if OFF ON if TNT35 7 24v CE 17181920 21 22 23 24 K E K 0860 SLS 29 30 31 32 E o ooo Figure 5 15 Display of the TNT 35 7 24V in safety operation 5 3 Leuze electronic User Information TNT 35 and TNT 35 7 24V 55 gt D E Vol o e Z Function and Commissioning of the TNT 35 7 24V amp Leuze electronic Safety field interruption If during safety operation the protective photoelectric sensor is interrupted or the 24V activation sig nal on the active input is switched off then the safety output is opened After the safety field has been cleared again and the startup test has bee
53. t 81 0 3 34904073 T eras Leuze electronic Ltda Leuze electronic S A Gran Via de Las Corts KOR Box 4025 Av Jurua 150 Alphaville BR 06455 010 Barueri S P Tel Int 55 0 1 1 72956134 Fax Int 55 0 11 72956177 Catalanes Nr 641 Atico 4 E 08010 Barcelona Tel Int 34 9 3 3023080 Useong Electrade Co 3325 Gadong Chungang Circulation Complex 181 04 Liding Tel 46 0 8 7315190 Fax 46 0 8 7315105 E mail leuzeelectronic originet com br EE No 1258 Guro Bondong Gurogu EJ j Seoul Korea Pepperl Fuchs Pte Ltd F Tel Int 82 0 2 6867314 5 P F Building Leuze electronic AG Ruchstuckstrasse 25 CH 8306 Br ttisellen Tel Int 41 0 1 8340204 Fax Int 41 0 1 8332626 Leuze electronic sarl Z I Nord Torcy B P 62 BAT 4 F 77202 Marne la Vall e Cedex 1 Tel Int 33 0 1 60051220 Fax Int 82 0 2 6867316 MAL Ingermark M SDN BHD 18 Ayer Rajah Crescent N 06 03 SGP Singapore 139942 Tel Int 65 7799091 Fax Int 65 8731637 Fax Int 33 0 1 60050365 No 29 Jalan KPK 1 8 Ea E mail leuze club internet fr Kawasan Perindustrian Kundang Tipteh don Schmachtl CZ Spol SR O T FIN MAL 48020 Rawang Cesta v Gorice 40 Vide ska 185 SKS tekniikka Oy Selangor Darul Ehsan SLO 1111 Ljubljana 25242 Vestec Praha PO Box 122 Tel Int 60 0 3 6042788 Tel Int 386 0 61 2005150 Tel Int 420 0 2 44 910701 Fax Int 420 0 2 44 910700 FIN 01721 Vantaa
54. the safety system The TNT 35 7 24V has been designed for mounting on a standard rail in a suitable switching cabinet The complete safety system consists of a TNT 35 7 24V and accompanying protective photoelectric sensors or light barriers The operating mode is selected using a jumper between terminal 22 amp 23 with start restart disable or terminal 23 amp 24 without start restart disable Transmitter Receiver S The device is shipped from the factory with the jumper set between terminal 23 and 24 without start restart disable function EDM relay monitoring feedback circuit Operation with start and restart disable Operation without start and restart disable TNT 35 7 24V 17 18 8 7 29 Safety output 2 gt Emergency Safety output 1 shut down Message output Safety On Message output Error 24VAC Figure 5 1 Installation of the complete safety system After the TNT 35 7 24V is switched on via the start input the functionality of the protective photoelec tric sensors is monitored in two second cycles The electrical integration into the control has to be performed acc to the corresponding safety cate gory acc to EN 954 1 The voltage free safety relay outputs can be directly used for shut down of the dangerous movement Inside the Test Monitoring unit TNT 35 7 24V a selectable start and restart disable as well as a selectable relay monitoring input are integrated
55. tions amp Leuze 6 7 Example of a TNT 35 7 24V with two retro reflective photoelectric safety sen sors SRK 96 Up to three SRK 96 retro reflective photoelectric safety sensors can be connected in series directly to the TNT 35 7 24V The supply of the retro reflective photoelectric safety sensors comes directly from the TNT 35 7 24V Test monitoring of the photoelectric sensors is carried out by the TNT 35 7 24 Selecting the operating mode without start and restart disable Release circuit 1 SC Emergency shut down Raa circuit 2 A 10 2 14 32 L Reference potential 6 gt Message output Safety ZG er Message output Error Sii N N D 6 XR a S a D eri e e z Message output Make contact N 7 Message output Break contact 24VAC Activation TNT 35 Figure 6 8 Connection diagram for connecting two SRK 96s Attention AN In the above example the start and restart disable function is deactivated The start and restart disable function must be activated or deactivated depending on the application 76 User Information TNT 35 and TNT 35 7 24V Leuze electronic amp Leuze Appendix 7 Appendix 7 1 Remaining Risks EN 292 1 The circuit proposals as shown in this manual have been tested and checked with the highest possible care The current standards and guidelines are fulfilled if using the shown components and the corre sponding wir
56. toelectric sensor pairs the single systems have to be mounted at different heights acc to EN 999 The number of needed systems results from the corresponding type C standard or risk evaluation T R R T T R A Figure 3 2 Multi axle installation 12 User Information TNT 35 and TNT 35 7 24V Leuze electronic amp Leuze Mounting of the Safety System Deflection mirrors A number of important factors have to be observed when using deflection mirrors e With any light beam deflection a loss of operating range occurs Per deflection mirror the loss is approx 15 e Contamination of the deflection mirrors should be avoided e Environmental conditions such as steams and dust containing air heavily limit the operating range e When installing deflection mirrors the optical axis of the photoelectric sensor must be centered to the mirror e A laser alignment aid made by Leuze e g ARH 2 facilitates alignment over large distances lt o S bi s a i Figure 3 3 Arrangement of the deflection mirrors Leuze electronic User Information TNT 35 and TNT 35 7 24V 13 Mounting of the Safety System a Leuze Reflection bypass Surfaces located parallel to the light beam can cause a reflection bypass An object within the light path is then no longer detected The photoelectric sensor has to be mounted with a minimum lateral distance to the reflecting surface This distance results from the opening angle
57. trical operating rooms switching cabinet with minimum protection class IP 54 is suitable Impact resistance Vibration resistance EMB EMV acc to EN 61496 1 Contact protection acc to VBG 4 and VDE 0106 part 100 66 User Information TNT 35 and TNT 35 7 24V Leuze electronic amp Leuze Function and Commissioning of the TNT 35 7 24V Mechanical data Housing Polyamide PA 6 6 grey Connection Screw terminals connection cross section 0 2 2 5 mm Mounting snap on mounting for standard rail according to EN 50022 Weight approx 300g Dimensions WxHxD 45 mm x 100 mm x 115 mm gt E y E Te Ei Leuze electronic User Information TNT 35 and TNT 35 7 24V 67 amp Leuze Applications 6 Applications In the following section a number of examples of applications are given which illustrate the wide ap plication areas of the TNT 35 and TNT 35 7 24V 6 1 Example with retro reflective photoelectric safety sensor SRK 96 Up to three SRK 96 retro reflective photoelectric safety sensors can be connected in series directly to the TNT 35 The supply of the retro reflective photoelectric safety sensors comes directly from the power supply of the installation machine Test monitoring of the photoelectric sensors is carried out by the TNT 35 i r The operating mode is selected using a jumper between Retro reflective photoelectric saf
58. uit and polarity reversal protection PNP transistor output 100mA short circuit and polarity reversal protection voltage free make contact max current load 4A Safeguarding externally with max 4A slow blow 2 for rating voltage 300VAC according to VDE 0110 part 1 Start input Reset input Relay monitoring EDM Message output Safety on Message output Error Safety output Overvoltage category Environmental data Ambient temperature 20 C 60 C Storage temperature 30 C 70 C IP 40 only for application in electrical operating rooms switching cabinet with minimum protection class IP 54 Protection class is suitable Impact resistance Vibration resistance EMB EMV acc to EN 61496 1 Contact protection acc to VBG 4 and VDE 0106 part 100 Leuze electronic User Information TNT 35 and TNT 35 7 24V 39 Function and Commissioning of the TNT 35 amp Leuze Mechanical data Housing Polyamide PA 6 6 grey Connection i Screw terminals connection cross section 0 2 2 5 mm Mounting snap on mounting for standard rail according to EN 50022 Weight approx 200g Dimensions WxHxD 45 mm x 100 mm x 115 mm 40 User Information TNT 35 and TNT 35 7 24V Leuze electronic amp Leuze Function and Commissioning of the TNT 35 7 24V 5 Function and Commissioning of the TNT 35 7 24V 5 1 Function characteristics of
59. ust be equipped with a protective mains separa tion device according to IEC 60742 5 2 1 Supply wiring The test monitoring unit TNT 35 7 24V is supplied with 24VAC 10 15 Current consumption is max 200mA without safety sensors The supply voltage 24VAC is connected to terminals 1 and 9 5 2 2 Sensor voltage supply The built in power suppy of the TNT 35 7 24V also supplies the connected safety sensors A supply voltage of 24VDC is available at terminals 5 10 and 11 The corresponding GND potential is avail able on terminals 2 3 and 6 The maximum current consumption of the safety sensors may not exceed 200mA 24VAC GND for the supply of the sensors 1 24V GND O A b OO _ 24V for the ta supply of the sensors O 0000 amp Leuze electronic ecco ooo E Oooo Figure 5 3 Supply wiring Attention AN The supply voltage may only be used for the connected safety sensors and the correspond ing start and reset signals Connecting additional components can damage the device Leuze electronic User Information TNT 35 and TNT 35 7 24V 43 gt D E Vol o e Z Function and Commissioning of the TNT 35 7 24V amp Leuze electronic 5 2 3 Start input wiring The Start input terminal 16 works both in the operating mode with start and restart disable and without start and restart disable in different ways e In the operating mode with start and restart disable the TNT 35 7 24V expects two signal
60. uting sensors Muting sensors define between persons and transported material If the muting sensors are activated simultaneously or in the intended order the safety function of the AOPD is bridged Material can be brought into the hazardous area without taking the machine out of operation Relay monitoring The relay monitoring checks before every release of the switching outputs if the succeeding contac tors are open Only then a new release is possible Restart disable A function which prevents an automatic restart of a machine after sensor detection during a potentially dangerous motion of the machine achange in the operating mode of the machine and achange in the actuation mode of the machine 1 5 Selection of Optical Electronic Protective Devices The following strategy is to be applied iterative process 1 Determination of the protected area Determination of the protective function Finger or hand protection e Access protection for persons e Presence detection 3 Determination of the control category 4 Calculation of the safety distance Determination of the protected area Through risk calculation the following has to be observed e the size of the safety field e the access points e the hazardous areas bypassing possibilities Determination of the protective function Finger and hand protection The user is close to the hazardous area Access protection Access to the hazardous area is protected P

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