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Applikationshandbuch Safety EN

1. J dumm AI S11 S52 S12F 13 23 33 43 pide BEL 34 13 23 3 43 l l Ao Bi E Hi M i i fa Ti K4 MM K4 ar ar ZYN n a Mim 08 ea i AS sm S52SX 4 4 34 44 L ice uIx uTu Reset mm Z KB LZ K4 N S2 Gi M lt Two channel light curtain monitoring cross monitoring with manual monitored reset The safety switching device and the contactors K3 K4 are switched on when the light curtain s OSSD issues a HIGH signal the feedback loop NC contacts K3 K4 is closed and the reset button is actuated after the standby time has elapsed If the light curtain s OSSD issues a LOW signal the safety switching device and the contactors K3 K4 switch off EM PI c M J lll 0101l11l11111111lllllllll lLl l121 2CICLLL Wieland Electric GmbH Benzstrafge 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 3 5 Light Curtain SNE 4003K Two Channel Light Curtain Monitoring ESPE Type 4 Type of Device SNE 4003K Category Application acc to EN 954 1 4 Stop category acc to EN 60204 1 0 e 2 channel monitor e cross monitoring using the light curtains e external reset e monitoring of external contactors EDM e Self test of OSSD Safety Sensors ESPE type 4 semiconductor type C4000 Sick Remarks Notes O
2. Remarks Notes 1 Refer to the Section Terms for information on connecting position switches in series 2 samos modules and contactors in the same enclosure S5 NotAus AT aia Die Bremse wird durch Federkraft q arava betatigt und durch Energie entsperrt E Stop The brake is activated by spring Nocas q I K2 technology and released by the supply E Stop ji 9 Schutzt r geschlossen Safety Gate closed PL l2 Fs FLU MM S2 33 y m EU iie iResetiReseti trig j l aga i FB E FB I FB Et ipi ioni T LEJ LE juod Reset 1 Ea KA Reset i I l r FUNCTION d 9 EN i Ce o i Antrieb Tum E Drive RN r7 MEE Ph M1 Z o KLAAI LZ Z 1L ic M lt x Two channel emergency stop and safety gate monitoring with higher priority emergency stop In case of emergency stop contactors K1 K2 and output Q3 shut down immediately The drive shuts down immediately via the enable signal After the preset time power to the drive is switched off via K3 K4 and a brake applied via Kb safe stopping according to stop category 1 Start after emergency stop and after power on is with reset When the safety gate is opened only the drive is stopped safely K1 and K2 remain switched on After the safety gate has been closed and the feedback circuits checked the safety device is reset automatically The machine is ready to switch on 2 8 Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg e Phone
3. 113 23 4 31 5 Al A2 34 35 13 23 3l 6 6 d E 21 511533 12 831922 4242 amp enpzpnu Tupusum J pol m ve BWSTyp4 p OSSD1 Empfanger 9OSsp2 ESPE Type 4 I i OV Receiver i em LI Z A229 Two channel light curtain monitoring cross monitoring with manual monitored reset The safety switching device and the contactors K3 K4 are switched on when the light curtain s OSSD issues a HIGH signal the feedback loop NC contacts K3 K4 is closed and the reset button is actuated and released again If the light curtains OSSD issues a LOW signal the safety switching device and the contactors K3 K4 switch off T M llllllllll lnll 11 Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 3 7 Two Hand Control B Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications Overview Two Hand Control A EM Cat Device Safety sensors Reset Stop Applica Page egory Features start and restart inhibit categorytion A number 4 SNZ 4052K Two hand momentary contact switches automatic 0 A 149 4 2 0 acc to EN 954 1 acc to EN 60204 1 T
4. E Single channel safety gate monitoring with automatic reset The safety switching device and the contactors K3 K4 are switched on when the NC contact of the position switch and the feedback circuit NC contacts K3 K4 are closed If the NC contact of the position switch is opened the safety switching device and the contactors K3 K4 switch off Al A2 Y1Y2 Y3 a i a Caution The protective devices must be tested regularly via machine control or manually organizational measure Category 2 according to EN 954 1 can only be attained when an automatic warning is issued on actuator failure or the machine control initiates a safe status Otherwise a second switch off method is necessary EE Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 2 7 Safety Gate Samos Two Safety Zones Monitor Safety Gate Monitor with Hig Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors her Priority Emergency Stop SA BM S1 3 0 1 Emergency stop Safety gate 2 channel monitor ground fault detection manual monitored reset for emergency stop automatic reset for safety gate OFF delay monitoring of external contactors EDM Emergency stop buttons position switches
5. M llllllllll lnll 11 Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 4 1 Two Hand Control SNZ 4052K Two Channel Two Hand Control Monitor Type of Device SNZ 4052K AC DC 24 V Category Application acc to EN 954 1 4 Stop category acc to EN 60204 1 0 Application Features e 2 channel monitor e ground fault detection e automatic reset e monitoring of external contactors EDM e synchronous monitoring time 0 5 s Safety Sensors Two hand momentary contact switches Remarks Notes Two hand control according to type III C complying with EN 574 1 L 1 1 I T Es pe Rossapuu sug Y E y l 1 y l EAE E l E r Mma Tap 3 31 4 S1 AA YI Y2 YI YI2 YM 13 23 3l m Y22 Y24 14 24 3 4nuimjvierp 4342 2 9pr KS221 10 2 J M N RE A149 A Two hand control monitoring with automatic reset The safety switching device and the contactors K3 K4 are switched on when both two hand buttons have not yet been actuated and both buttons are then activated within a timeframe of 0 5 seconds The feedback circuit NC contacts K3 K4 must also be closed Should one or both buttons be released the safety switching device and the contactors K3 K4 will switch off B Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93
6. l 1 KS 221 7 2 L al A156_A EE Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 5be 3 B Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications Overview Lift ee Cat Device Safety sensors Reset Stop Applica Page egory Features start and restart inhibit categorytion 2 number 3 SNA4043K Positionswithes exemd A27 6 2 acc to EN 954 1 acc to EN 60204 1 not applicable T M llllllllll lnll 11 Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 6 1 Lift SNA 4043K Position Monitor of Lift Cage in Elevator System Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors SNA 4043K all voltage versions not applicable not applicable e Device according to EN 81 1 2 e 2 channel monitor e cross monitoring e ground fault detection e External reset using the lift control Position switches Remarks Notes Position switches cannot be connected in series bec
7. forced for their own benefit to carefully follow the regulations and fulfill the state of the art In case of an accident the companies have to prove that the generally accepted safety principles were used Two particularly important standards for safety in the industry are NPFA 70 and NFPA 79 Electrical Standard for Industrial Machinery They describe the basic requirements of the properties and design of electrical equipment The regulations in NFPA 70 mainly apply for buildings but also for electrical connections of machines and machine sections NFPA 79 applies for electrical equipment in industrial machines with rated voltages smaller than 600 V whereas both standards are to be used for large conveyor systems for example Groups of machines that work together in coordination systems are also considered as a machine NFPA 79 2002 includes basic requirements for programmable electronics and buses that are used to perform safety related functions among others also emergency stop functions of stop category O or 1 For emergency stop functions NFPA 79 requires isolation of electrical power through electromechanical equipment A protection com parable to the protection of permanently wired controls must be achieved IEC 61508 Is indicated as the appropriate standard for the requirements of such systems Software based and firmwarebased controllers that are used in safety related functions must be listed and certified by
8. Category Application acc to EN 954 1 4 Stop category acc to EN 60204 1 0 Application Features e 2 channel monitor PDF M acc to EN 60947 5 3 e cross monitoring e ground fault detection e manual monitored reset e monitoring of external contactors EDM Safety Sensors Magnetic switch with coded magnet Remarks Notes Refer to the Section Terms for information on connecting position switches in series Magnetschalter bet tigt AL Ad kodierter Magnet rf Magnetic switch actuated um coded magnet SS SS SS eS Se ee Se Schutzt r geschlossen Safety Gate i closed Lo A234 C Two channel safety gate monitoring cross monitoring A failure of one of the contacts of the magnetic switch or a with manual monitored reset crossover in its supply lines does not lead to a failure of the The safety switching device and the contactors K3 K4 are safety gate monitoring The problem is detected before the switched on when the NC contact S2 of the magnetic next switching on process switch is closed the NO contact S1of the magnetic switch is open and the feedback circuit NC contacts K3 K4 is closed If the NC contact S2 of the magnetic switch is opened and the NO contact S1 of the magnetic switch is closed the safety switching device and the contactors K3 K4 are switched off EMM ollllllllllllll QI Wieland Electric GmbH Benzstrafse 9 D 96052 Ba
9. 3s DC 24 V Safe time dely relay ON Pluggable screw connection R1 188 2560 0 SNV 4074ST A 3s AC 115 230 V Safe time dely relay ON Pluggable screw connection R1 188 2740 0 SNV 4074ST A 30s DC 24 V Safe time dely relay ON Pluggable screw connection R1 188 2590 0 SNV 4074ST A 30s AC 115 230 V Safe time dely relay ON Pluggable screw connection R1 188 2770 0 SNV 4074ST A 300s DC 24 V Safe time dely relay ON Pluggable screw connection R1 188 2620 0 SNV 40745ST A 300s AC 115 230 V Safe time dely relay ON Pluggable screw connection R1 188 2800 0 SNV 4074ST C 3s DC 24 V Safe time dely relay ON Pluggable spring tech connection R1 188 2570 0 SNV 4074ST C 3s AC115 230V Safe time dely relay ON Pluggable spring tech connection R1 188 2750 0 SNV 4074ST C 30s DC 24 V Safe time dely relay ON Pluggable spring tech connection R1 188 2600 0 SNV 4074ST C 30s AC 115 230 V Safe time dely relay ON Pluggable spring tech connection R1 188 2780 0 SNV 4074ST C 300s DC 24 V Safe time dely relay ON Pluggable spring tech connection R1 188 2630 0 SNV 40745ST C 300s AC 115 230 V Safe time dely relay ON Pluggable spring tech connection R1 188 2810 0 OFF OFF delay ON ON delay B Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com A 12 BA000383 02 2007 Subject to technical modifications Part Numbers Type Rated Brief description Terminals Part voltage number
10. After the supply voltage is applied to A1 A2 the enabling current path 37 38 is closed after the ON delay has elapsed in the process the tumbler is unlocked as well When both the door and the feedback circuit NC contacts Kb K6 are closed the reset button S2 is activated and the enabling current paths 13 14 23 24 and the contactors Kb K6 switch on immediately The enabling current path 37 38 opens and locks the door Issuing the stop command via S1 31 22 M 24 533153 LI L o a 3 n sim dum 38 SNV 4063KP cross monitoring ground fault detection manual monitored reset ON delay e monitoring of external contactors EDM Position switch with tumbler Type LS SO2 FT ZBZ X Moeller 1 Fault exclusion Cancel or release of the actuator fault in safety locking mechanism 2 Refer to the Section Terms for information on connecting position switches in series d 1 e 2 channel monitor e e e e gt d mm ERN 1 KS 221 9 1 immediately causes the contactors K5 K6 to switch off After the set ON delay has elapsed the spring technology activated tumbler is actuated via the enabling current path 37 38 The safety gate can be opened The safety gate cannot be opened when the voltage supply is switched off and the latching is engaged Switching off the voltage does not disable the ON delay in other words the gate is not automatically enabled
11. Application Features Safety Sensors Remarks Notes Not Aus q T E Stop Single channel emergency stop monitoring with manual reset The safety switching device and the contactors K3 K4 are switched on when the emergency stop button is unlocked the feedback circuit NC contacts K3 K4 is closed and the reset button is actuated after the standby time has elapsed When the emergency stop button is actuated the safety switching device and the contactors K3 K4 switch off SNO 5002K DC 24 V 1 channel monitor ground fault detection manual monitored reset monitoring of external contactors EDM Emergency stop button 2 O e e e e M M E N I oz KS 221 4 1 Caution The protective devices must be tested regularly via machine control or manually organizational measure Category 2 according to EN 954 1 can only be attained when an automatic warning is issued on actuator failure or the machine control initiates a safe status Otherwise a second switch off method is necessary B Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 1 8 BA000383 02 2007 Subject to technical modifications SNA 4064K Emergency Stop Two Channel Emergency Stop Monitor SNA 4064K all voltage versions Application acc to EN 954 1 3 Stop category acc to EN 60204 1 0 e 2 channel monitor e ground fau
12. SNV 4076SL 3s DC 24 V Emergency stop and safety gate monitor OFF Fixed screw connection R1 188 2030 0 SNV 4076SL 3s AC 115 230 V Emergency stop and safety gate monitor OFF Fixed screw connection R1 188 2210 0 SNV 4076SL 30s DC 24 V Emergency stop and safety gate monitor OFF Fixed screw connection R1 188 2060 0 SNV 4076SL 30s AC 115 230 V Emergency stop and safety gate monitor OFF Fixed screw connection R1 188 2240 0 SNV 4076SL 300s DC 24 V Emergency stop and safety gate monitor OFF Fixed screw connection R1 188 2090 0 SNV 4076SL 300s AC 115 230 V Emergency stop and safety gate monitor OFF Fixed screw connection R1 188 2270 0 SNV 4076SL A 3s DC 24 V Emergency stop and safety gate monitor OFF Pluggable screw connection R1 188 2040 0 SNV 4076SL A 3s AC 115 230 V Emergency stop and safety gate monitor OFF Pluggable screw connection R1 188 2220 0 SNV 4076SL A 30s DC 24 V Emergency stop and safety gate monitor OFF Pluggable screw connection R1 188 2070 0 SNV 4076SL A 30s AC 115 230 V Emergency stop and safety gate monitor OFF Pluggable screw connection R1 188 2250 0 SNV 4076SL A 300s DC 24 V Emergency stop and safety gate monitor OFF Pluggable screw connection R1 188 2100 0 SNV 4076SL A 300s AC 115 230 V Emergency stop and safety gate monitor OFF Pluggable screw connection R1 188 2280 0 SNV 4076SL C 3s DC 24 V Emergency stop and safety gate monitor OFF Pluggable spring tech connection R1 188 2050 0 SNV 4076SL C 3s AC 115 230 V Emergency st
13. Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 53 2 BA000383 02 2007 Subject to technical modifications SNO 4062KM Safety Mat Two Channel Safety Mat Monitor Type of Device SNO 4062KM Category Application acc to EN 954 1 3 Stop category acc to EN 60204 1 0 Application Features e 2 channel monitor e cross monitoring e manual monitored reset e monitoring of external contactors EDM Safety Sensors Safety mat with NO contacts short circuiting Remarks Notes If the Safety devices are in the same control cabinet or protective wiring is used then 1 channel control of the contactors expansion devices is acceptable L L1 I Via Reset S2 K3 r A 33 534 35 113 23 M 31 A Al A 34 35 13 23 31 S21 S11833 sm 31 S 4 4 3 L S a Schaltmatte Ld unbetatigt Safety mat not actuated LZ JR LZ I4 M N Two channel safety mat monitoring cross monitoring with manual monitored reset The safety switching device and the contactors K3 K4 are switched on when the safety mat is not actuated the feedback circuit NC contacts K3 K4 is closed and the reset button is actuated and released again Should the safety mat be stepped on the safety switching device and the contactors K3 K4 will switch off l l l l l Eu r CH1 2 SUPPLY l
14. l l CM an FL 2 1 l nmm GM7018 Fra Jes all Fa Co ifm oo Cx M L Robot monitors emergency stop and safety gate robot are switched off Opening the safety gate or monitors actuating the emergency stop button also result in a safe Robot zone access is monitored by the light curtain LC1 switch off The robot control receives the command to The machine zone is further protected by a safety gate and switch off returning to the safe position from Q1 K1 and an emergency stop circuit Sensor S3 is OR linked with the K2 immediately interrupt the power supply to other light curtain LC1 and detects the safe position of the robot consumers The robot power supply is switched off safely This enables e g equipping through an opening in the via K4 and K5 after 1 s Restart is possible after exiting the processing area without switching off the robot power danger zone and pushing the reset button S4 supply If the robot is not in the safe position when the light curtain is interrupted the entire machine and the EE Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 2 15 Safety Gate samos Bypassing Safety Gate Monitor for Setup via Key Lock Switch Type of Device SA BM S1 Category Application acc to EN 954 1 4 Stop category acc to EN 60204 1 1 Application Features e 2 chann
15. monitored reset e monitoring of external contactors EDM Safety mat with NC contacts interrupting type HSM Haake Remarks Notes If the Safety devices are in the same control cabinet or protective wiring is used then 1 channel control of the contactors expansion devices is acceptable L L1 Il Reset 2 K3 ALIS Ti TISTRTST 4 0 AMAM 34 35 13 23 31 gt gt Q l K3 N reser QUUD nu wer UD 5 eS MEUS une conTROL LoGi B a TY 4 supply CH H2 we er Schaltmatte 91640 6 o unbetatigt 1 S2i sh 33 12 3 22 142432 ay 2 Safety mat L 4591 522 531 A2 h 14 511 512 32 e 9 not actuated LLL 1K3 lt M N lt Single channel safety mat monitoring with manual monitored reset The safety switching device and the contactor K3 are switched on when the safety mat is not actuated the feedback circuit NC contact K3 is closed and the reset button is actuated and released again Should the safety mat be stepped on the safety switching device and the contactor K3 will switch off Caution The protective devices must be tested regularly via machine control or manually organizational measure Category 2 according to EN 954 1 can only be attained when an automatic warning is issued on actuator failure or the machine control initiates a safe status Otherwise a second switch off method is necessary B
16. 13 22 3 Cable operated gt o emergency switch engaged reser UD reset RU m l l S1 K3 V CONTROL LOGIC nos Dt T I IMS urs wv ae E ex SA S153 sm 3182 M22 Zi om E 21 S22 531 A2 1M S11 S12 32 LZ K3 lt co M Y N lt Single channel emergency stop monitoring with cable Caution The protective devices must be tested regularly operated emergency switch and manual monitored via machine control or manually organizational measure reset Category 2 according to EN 954 1 can only be attained The safety switching device and the contactor K3 are when an automatic warning is issued on actuator failure or switched on when the cable operated emergency switch the machine control initiates a safe status Otherwise a and the feedback circuit NC contact K3 are closed and the second switch off method is necessary reset button Is actuated and released again When the cable operated emergency switch is actuated the safety switching device and the contactor K3 switch off IH Ml llllllLLnLnLL LITT Wieland Electric GmbH Benzstrafgse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 1 7 Emergency Stop SNO 5002K Single Channel Emergency Stop Monitor Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1
17. 2 Refer to the Section Terms for information on connecting position switches in series 3 The maximum cable length listed in the technical data must be observed l I I Al A2 YI Y2 Y3 13 23 33 4l Schutzt r i ITO T geschlossen l l Safety Gate Zl sa ah a U closed Lgl y eee ee eee ae I K3 4 I r 9 Uyun i D l aT a eT JuraT ep 4 LZ 1K3 m N 2 PE Single channel safety gate monitoring with manual Caution The protective devices must be tested regularly reset via machine control or manually organizational measure The safety switching device and the contactor K3 are Category 2 according to EN 954 1 can only be attained switched on when the NC contact of the position switch when an automatic warning is issued on actuator failure or and the feedback circuit NC contact K3 are closed If the the machine control initiates a safe status Otherwise a NC contact of the position switch is opened the safety second switch off method is necessary switching device and the contactor K3 switch off EM M v 11 LL LLL LLL LLLLLLLLLLLLLLLLLLLLIITlIIYJYJYJYJTT Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 2 3 Safety Gate SNO 4062K Single Channel Safety Gate Monitor Type of Device Category A
18. 24 0 Fax 49 9 51 93 24 198 www wieland electric com 4 2 BA000383 02 2007 Subject to technical modifications T M llllllllll lnll 11 Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 4 3 Safety Mat SO NEC e NEN Wieland Electric GmbH Benzstrafe 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications Overview Safety Mat E y CER Cat Device Safety sensors Reset Stop Applica Page egory Features start and restart inhibit categorytion A number 2 SNO 4062KM Safety mat with NC contacts manual monitor 0 A 217 5 2 interrupting 3 SNO 4062KM Safety mat with NO contacts manual monitor 0 A 156 Do 3 short circuiting D acc to EN 954 1 acc to EN 60204 1 T M llllllllll lnll 11 Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 5e 1 Safety Mat SNO 4062KM Single Channel Safety Mat Monitor Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors SNO 4062KM 2 0 e 1 channel monitor e manual
19. 24 V Emergency stop and safety gate monitor OFF Pluggable screw connection R1 188 2190 0 SNV 4074SL A 300s AC 115 230 V Emergency stop and safety gate monitor OFF Pluggable screw connection R1 188 2370 0 SNV 4074SL C 3s DC 24 V Emergency stop and safety gate monitor OFF Pluggable spring tech connection R1 188 2140 0 SNV 4074SL C 3s AC 115 230 V Emergency stop and safety gate monitor OFF Pluggable spring tech connection R1 188 2320 0 SNV 4074SL C 30s DC 24 V Emergency stop and safety gate monitor OFF Pluggable spring tech connection R1 188 2170 0 SNV 4074SL C 30s AC 115 230 V Emergency stop and safety gate monitor OFF Pluggable spring tech connection R1 188 2350 0 SNV 4074SL C 300s DC 24 V Emergency stop and safety gate monitor OFF Pluggable spring tech connection R1 188 2200 0 SNV 4074SL C 300s AC 115 230 V Emergency stop and safety gate monitor OFF Pluggable spring tech connection R1 188 2380 0 SNV 4074ST 3s DC 24 V Safe time dely relay ON Fixed screw connection R1 188 2550 0 SNV 4074ST 3s AC115 230V X Safe time dely relay ON Fixed screw connection R1 188 2730 0 SNV 4074ST 30s DC 24 V Safe time dely relay ON Fixed screw connection R1 188 2580 0 SNV 4074ST 30s AC 115 230 V Safe time dely relay ON Fixed screw connection R1 188 2760 0 SNV 4074ST 300s DC 24 V Safe time dely relay ON Fixed screw connection R1 188 2610 0 SNV 4074ST 300s AC 115 230V Safe time dely relay ON Fixed screw connection R1 188 2790 0 SNV 4074ST A
20. A 157 1 13 SNE 4004KV 2 Emergency stop Emergency stop button manual monitor 1 A 158 1 5 contact expansion OFF delay SNE 4008S 4 Emergency stop Emergency stop button manual monitor 0 A 235 1 15 contact expansion acc to EN 954 1 acc to EN 60204 1 P instantaneous delayed enables not applicable BE UUUUUls u A ncqccuu M Wieland Electric GmbH Benzstralge 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com l 4 BA000383 02 2007 Subject to technical modifications Overview According to Device Types Cat Application Safety sensors Reset Stop Applica Page egory Features start and restart inhibit categorytion 2 number SNL 4062K 4 Light curtain ESPE type 2 SC emergency stop button manual 0 A 241 E IV emergency stop SNO 2004K 2 Emergency stop Emergency stop button manual 0 A 282 1 3 Safety gate Position switch automatic 0 A 283 2 2 SNO 4003K 2 Emergency stop Emergency stop button manual monitor 1 A 158 1 5 contact expansion with OFF delay Safety gate Position switch automatic 0 A 152 2 3 Emergency stop Emergency stop button manual monitor 0 A 151 1 4 SNO 4062K SNO 4062KM Z Emergency stop Emergency stop button manual monitor 0 A 153 1 6 Emergency stop Cable operated emergency switch manual monitor 0 A218 1 5 Safety gate Position switch automatic 0 A 219 2 4 Safety gate Electronic position s
21. Measuring and monitoring relays Time and switching relays Coupling relays solid state relays Analog modules Passive interfaces Components and system components for field applications Remote automation Remote power distribution Remote fieldbus interface Industrial multipole connectors Modular multipole connectors High density multipole connectors High current multipole connectors Multipole connectors for hazardous areas Bushings for control cabinets D Sub connectors e Round connectors Empty housings and appliance connectors terminal strips AT Schleicher PLC systems and CNC based control systems e Operator panels Application engineering amp system solutions e Customized products BIT Wieland Building installation systems Mains connectors IP20 IP65 IP68 Bus connectors Combined connectors Low voltage connectors Flexible flat cable systems Distribution systems Switching devices for EIB KNX LON Ethernet radio control DIN rail terminal blocks for electrical installations Overvoltage protection PCB connectors Wieland PC board connectors e PC board connectors with screw connection with spring clamp connection with TOP connection Product Range
22. Mechanical power presses 1910 218 Forging machines 1910 219 Mechanical power transmission apparatus The OSHA rules describe minimum requirements to guarantee safe workstations However they are not restrictive but provide room for new technologies that guarantee safety in a different way For certain applications it is required that all electrical devices used to protect the employees are approved by a Nationally Recognized Testing Laboratory NRTL authorized by OSHA Concepts and technologies for the safety of machines are also available under http www osha gov Publications Mach SafeGuard toc html CONCEPTS AND TECHNIQUES OF MACHINE SAFEGUARDING U S Department of Labor Occupational Safety and Health Administration OSHA 3067 1992 Revised Table of Contents Introduction Chapter 1 Basics of Machine Safeguarding Chapter 2 Methods of Machine Safeguarding Chapter 3 Guard Construction Chapter 4 Machinery Maintenance and Repair Chapter 5 Utilization of Industry Consensus Standards Chapter 6 Robotics in the Workplace Chapter 7 Cellular Manufacturing Systems Chapter 8 Ergonomic Considerations of Machine Safeguarding Chapter 9 Cooperation and Assistance Machine Guarding Checklist Product liability NFPA ANSI The current standards of NFPA and ANSI as well as the rules for product liability in the USA must be followed also Through product liability the manufacturers and owners are
23. NRTL for these applications Under ANSI B11 there are various other standards for safety in the industry that provide additional instructions on how to achieve the required safety For example e ANSI B11 19 2003 Performance Criteria for Safeguarding e ANSI RIA R 15 06 1999 Industrial Robots and Robot Systems Safety Requirements e ANSI B11 TR3 2000 Risk Assessment and Risk Reduction A guide to Estimate Evaluate and Reduce Risks Associated with Machine Tools See www ansi org E Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications A 5 Terms Terms and Definitions in alphabetical order 1 channel monitor Control safety related 2 channel monitor Control safety related Base device Evaluation unit that includes all basic functions which must be available in safety equipment at a minimum in order to create a safety related output signal The requirements for electric electronic programmable electronic systems E E PES are stipulated in EN 61508 2 Expansion device Cable Length In large plants long cable lines to the Transducerss are the norm In the case of safety switching devices the line resistance of the Transducers circuit cannot be exceeded A 2 5 km long copper line with a cross section of 2 to 1 5 mm has an ohmic resistance of 70 O
24. and the feedback circuit NC contacts K3 K4 are closed If one of the contacts of either position switch is opened the safety switching device and the contactors K3 K4 are switched off EEE Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 2 17 Safety Gate SNO 4062K Two Channel Safety Gate Monitor Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors Remarks Notes L L1 ll l SNO 4062K 2 channel monitor cross monitoring automatic reset synchrocheck monitoring of external contactors EDM Position switches 1 Refer to the Section Terms for information on connecting position switches in series 2 Synchronous monitoring time ts Closing sequence S1 before S2 t 0 5 s S2 before S1 t o 4 0 e e e e e uTsenmss is 232073 13 23 3l Al A2 34 35 Eu 5 CHI CH2 SUPPLY snsnem S12 sns L 21 22 S31 A2 F 14 S11 S12 32 M E K3 1K4 N Two channel safety gate monitoring cross monitoring with automatic reset The safety switching device and the contactors K3 K4 are switched on when the NC contact of position switch S1 the NO contact of position switch S2 and
25. applications with safety functions for machines and systems The entire satefy process Is covered in this manual from the safety sensor to the safe evaluation device to the switch off The information for installing the safety circuits is clearly presented as is a brief summary of the applications and safety related classifications categories All applications mentioned are implemented with Wieland Electric s safe evaluation devices The table of contents provides the user with various options to search for the appropriate safety application Information regarding standards as well as instructions for risk analysis round off the manual Who Is This Manual For This manual is aimed at technically qualified personnel such as mechanical and electrical engineers safety reps PLC programmers enclosure makers electrical fitters machine and plant operators setup staff and service and maintenance personnel The devices and safety system described here should only be installed by specialists Furthermore the corresponding regulations of the Association for Electrical Electronic amp Information Technologies VDE or of the respective country s particular standards must be taken into account Safety related Information The Caution symbol is used at various places in this manual Caution indicates a potentially dangerous situation or state that could if not avoided lead to minor or medium injury Caution is also used to warn a
26. as motors hydraulic units etc becoming a source of danger Wieland Electric safety switching devices are state of the art products and are manufactured to recognized safety requirements All the same their use can cause danger to the health and safety of operators and others or damage machines systems or other property The safety switching devices must only be used in perfect technical condition for their intended purpose with attention given to safety and danger and observing the information and instructions given in this manual and the operating instructions supplied with the devices Correct transport storage installation operation and maintenance of the devices are all prerequisites for smooth and safe operation Malfunctions in particular those which may affect safety must be immediately resolved In general the technical restrictions of the safety switching devices must be observed Information can be found at www wieland electric com Info service Download Center Symbol Key 4 The arrow denotes an actuated contact The encircled arrow denotes a positively opening contact General Installation Requirements e he devices must be installed in an enclosure with at least IP54 protection e The devices must be installed on a mounting rail EN 50022 35 samos Installation Requirements e he mounting rail must be connected to protective earth PE e he system and the system inputs must alway
27. control of the contactors expansion devices is acceptable 2 Refer to the Section Terms for information on connecting position switches in series 3 OSSD has high level when the switch is in OK position Application Features L Lt 1 Reset A 82 al salsusa5 TisTRTUTSI MQM 34 35 I3 23 3l gt gt o Schutzt r geschlossen Nr Ama i Safety Gate l K4 M CH H2 closed BE Malia EIL ew 294646 A b E 92 s 3 12 SSi 22 4432 g VN s1 aaay aah J pee Eu oet on Q2 T Q14 l LSE02 OV loaa J ZIK LZIM lt M x N Two channel safety gate monitoring with manual Q1 or Q2 of the position switch issues a LOW signal the monitored reset safety switching device and the contactors K3 k4 switch The safety switching device and the contactors K3 K4 are off switched on when the outputs Q1 Q2 of the non actuated A failure of the positioning switch does not lead to a position switch issue a HIGH signal and the feedback failure of the safety gate monitoring The problem is circuit NC contact K3 K4 is closed If one of the outputs detected during the next switching on process Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 2 11 Safety Gate SNT 4M63K Two Channel Safety Gate Mon
28. e e A failure of one of the switching elements of the emergency stop button or a cross circuit between its feed cables does not lead to a failure of the emergency stop device The problem is detected during the next switching on process B Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 1 16 BA000383 02 2007 Subject to technical modifications SNT 4M63K Emergency Stop Two Channel Emergency Stop Monitor Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors Remarks Notes L1 N Two channel emergency stop monitoring cross monitoring with manual monitored reset The safety switching device and the contactors K3 K4 are switched on when the emergency stop button is unlocked the feedback circuit NC contacts K3 K4 is closed and the reset button is actuated and released again When the emergency stop button is actuated the safety switching device and the contactors K3 K4 switch off SNT 4M63K AC DC 24 V 2 channel monitor cross monitoring ground fault detection manual monitored reset monitoring of external contactors EDM Emergency stop button 4 0 e e e e e re L N i A228 B A failure of one of the switching elements of the emergency stop button or a cross circuit between its feed cables does not lead to a
29. electrosensitive protective equipment Part 1 General Requirements and Inspection gt For the manufacturer of machines and installations the e EN 62061 C standards are the basic guidelines Machine Safety functional safety of safety related electrical electronic and programmable electronic control systems EN 13849 1 Machine Safety safety related parts of control Part 1 General Design Principles EN ISO 13849 2 Machine Safety safety related parts of control Part 2 Validation e EN 81 1 Safety rules for the construction and installation of elevators Part 1 Electrically operated passenger and freight elevators EN 50156 1 Electrical equipment for furnaces Part 1 Requirements for application design and installation EE Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications A 1 Standards and Regulations Categories according to EN 954 1 Selection of the safety category Basis for a risk estimate of the control s safety related part S Seriousness of harm S1 Slightly harmed normally reversible S2 Seriously harmed normally irreversible including death F Frequency and or duration of exposure to hazard F1 Rare to more frequently and or short duration of exposure F2 Frequent to continuous and or long duration of exposure P Possibility of avoiding h
30. failure of the emergency stop device The problem is detected during the next switching on process T M llllllllll lnll 11 Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 1 17 Emergency Stop SNV 4063KL Two Channel Emergency Stop Monitor Controlled Stop Type of Device SNV 4063KL Category Application acc to EN 954 1 4 3 Emergency stop Safe OFF delay Stop category acc to EN 60204 1 1 2 channel monitor cross monitoring ground fault detection manual monitored reset OFF delay e monitoring of external contactors EDM Safety Sensors Emergency stop button Remarks Notes If the Safety devices are in the same control cabinet or protective wiring is used then 1 channel control of the contactors expansion devices is acceptable Application Features I K6 K K5 Reset Q Die Bremse wird durch Federkraft 92 betatigt und durch Energie entsperrt The brake is activated by spring r 4A S33 54 35E 2 2 413 23 24 37 8 technology and released by the supply LE mmm m m a o d e m N 1 KS 221 9 2 Two channel emergency stop monitoring cross OFF delay has elapsed the contactors K5 K6 are switched monitoring with manual monitored reset off and the brake is applied by K7 The safety switching device and the contac
31. monitor Pluggable spring tech connection R1 188 1990 0 SNO 4062K AC DC 24 V Emergency stop and safety gate monitor Fixed screw connection R1 188 0690 2 SNO 4062K A AC DC 24 V Emergency stop and safety gate monitor Pluggable screw connection R1 188 0700 2 SNO 4062K C AC DC 24 V Emergency stop and safety gate monitor Pluggable spring tech connection R1 188 2000 0 SNO 4062KM AC DC 24 V Emergency stop and safety gate monitor Fixed screw connection R1 188 0710 2 SNO 4062KM A AC DC 24 V Emergency stop and safety gate monitor Pluggable screw connection R1 188 0720 2 SNO 4063K AC DC 24 V Emergency stop and safety gate monitor Fixed screw connection R1 188 0960 0 SNO 4063K AC 115 120 V Emergency stop and safety gate monitor Fixed screw connection R1 188 0970 0 SNO 4063K AC 230 V Emergency stop and safety gate monitor Fixed screw connection R1 188 0980 0 SNO 4063K DC 12 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1110 0 SNO 4063K A AC DC 24 V Emergency stop and safety gate monitor Pluggable screw connection R1 188 0990 0 SNO 4063KM AC DC 24 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1270 0 SNO 4063KM A AC DC 24 V Emergency stop and safety gate monitor Pluggable screw connection R1 188 1280 0 SNO 5002K DC 12 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1650 0 SNO 5002K DC 24 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1360 0 SNO 5002K AC 115 120 V Emergency stop
32. stop 2 safety zones position switches 2 8 higher priority emergency stop OFF delay Cat 3 A 258 Samos Safety gate emergency stop 2 safety zones magnetic switches 2 9 higher priority emergency stop Cat 3 A 259 samos Light curtain emergency stop 2 safety zones emergency stop buttons CE S ESPE type 4 SC Cat 3 A 267 Samos Light curtain ESPE type 4 SC muting sensors Cat 4 3 4 A 268 samos Light curtain safety gate Emergency stop button position switches 2275 ESPE type 4 SC inductive sensor OFF delay Cat 4 A 269 samos Safety gate Position switches key lock switch OFF delay Cat 4 2 16 acc to EN 954 1 instantaneous delayed enables l 8 Wieland Electric GmbH Benzstralge 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications Overview According to Application Number Application number A 273 A 274 A 275 A 276 A 277 A 278 A 279 A 280 A 281 A 282 A 283 A 284 A 285 acc to EN 954 1 Notes Device SNA 4063K SNA 4043K SNA 4043K SNA 4064K SNA 4064K SNA 4064K SNA 4043K SNA 4063K SNE 4003K SNO 2004K SNO 2004K SNO 5002K SNO 5002K Application Safety sensors Features Category Emergency stop Emergency stop button Cat 4 Safety gate Position switches Cat 4 Lift e Position switches Emergency stop Emergency stop button Cat 2 Emergency stop Emerge
33. the emergency stop button is actuated the safety switching device and the contactors K3 K4 switch off n v K3 N MM A lh d Z 1K3 LZTKA Caution The protective devices must be tested regularly via machine control or manually organizational measure Category 2 according to EN 954 1 can only be attained when an automatic warning is issued on actuator failure or the machine control initiates a safe status Otherwise a second switch off method is necessary Caution Caused by the fault 52 does not open the manual reset changes to automatic reset It is recommended to use application A153 if the fault cannot be excluded M C M c 55 AL LLL LLLLLLLLLLLLLLLLLLLLLLLIY TT Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 1 3 Emergency Stop SNO 4003K Single Channel Emergency Stop Monitor Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors Remarks Notes Not Aus E Stop Single channel emergency stop monitoring with manual monitored reset The safety switching device and the contactor K3 are switched on when the emergency stop button is unlocked the feedback circuit NC contact K3 is closed and the reset button is actuated after the sta
34. to open It is recommended to use switches with a mechanical unlocking option With two channel monitoring both channels must be opened and closed in parallel before the safety gate can be once again enabled SS c e ed Eeesni Wieland Electric GmbH Benzstralge 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 2 14 BA000383 02 2007 Subject to technical modifications samos Safety Gate Robot Monitors Emergency Stop and Safety Gate Monitors and Access Protection with Light Curtain Type of Device SA BM S1 SA IN S1 Category Application acc to EN 954 1 4 Stop category acc to EN 60204 1 1 Application Features e 2 channel monitor e cross monitoring using the light curtains e ground fault detection e manual monitored reset e OFF delay e monitoring of external contactors EDM e Self test of OSSD Safety Sensors ESPE type 4 semiconductor emergency stop button position switches inductive sensor Remarks Notes 1 OSSD has high level when the switch is in OK position 2 samos modules and contactors in the same enclosure L S1 LC1 S4 gH p TELA m BWS Typ 4 Empfanger eset E q I ESPE Type 4 Receiver A Schutzt r I K1 K4 C l P ae geschlossen K2 KS F Safety Gate S2B closed l I aT HI iil 5i i a l H n L E I E ME i FUNCTION 5l l 1 lt x I un l Robot K3A Control 1
35. to EN 954 1 2 acc to EN 60204 1 3 instantaneous delayed enables T M llllllllll lnll 11 Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 1 1 Emergency Stop SNA 4064K Single Channel Emergency Stop Monitor Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors SNA 4064K all voltage versions 1 channel monitor ground fault detection manual monitored reset monitoring of external contactors EDM Emergency stop button 2 O e e e e Remarks Notes If the Safety devices are in the same control cabinet or protective wiring is used then 1 channel control of the contactors expansion devices is acceptable L E Not Aus 4 7 E Stop qe S1 Mey EH AM 34 132 3 43 I K3 l l l l a A e CONTROLLOGIC P Key CH l l R l OAS sp smsn MMM3AZ l a l Jn pou aaah J Reset d Z 1K M o2 o N lt Single channel emergency stop monitoring with manual monitored reset The safety switching device and the contactor K3 are switched on when the emergency stop button is unlocked the feedback circuit NC contact K3 is closed and the reset button is actuated after the standby time has elapsed When the emergen
36. wieland electric com BA000383 02 2007 Subject to technical modifications A 3 Standards and Regulations Summary Analysis Risk assessment and risk minimization for plant and machines This simplified description outlines the basics of risk analysis for planners and designers For more detailed information please consult the relevant norms Determining the limits of a machine 55555555552 5c e Proper use e Spatial limits transport assembly installation power supply material feed l e Temporal limits working life servicing intervals Identifying dangers e Crushing shearing electric shock poisoning burns Assessment of all danger situations e Operator machine relationship Operating states Servicing maintenance disassembly disposal Wear e e e e Predictable misuse Risk assessment Extent of damage Persons in danger zone Probability of danger occurring Possibilities of avoiding limiting damage Select measures for risk minimization e Design measures e Technical measures e User information warnings operating hints Test effectiveness of safety measures Validate acc to EN 954 2 If necessary introduce additional measures to reduce residual risk to an acceptable level 55555s5s5s5s555252 7 Risk analysis e g as per EN 292 new EN ISO 12100 Risk assessment and minimization e g as per EN 1050 new EN ISO 14121 B Wieland Electric GmbH Ben
37. 02 2007 Subject to technical modifications SNO 4062K SNE 4008S Emergency Stop Two Channel Emergency Stop Monitor with Contact Expansion Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors SNO 4062K SNE 4008S 2 channel monitor cross monitoring ground fault detection manual monitored reset monitoring of the expansion device SNE and external contactors 4 0 e e e e e Emergency stop button The single channel wiring between the base device and the expansion device complies with Category 4 according to EN 954 1 as long as installation takes place within a control cabinet and is short circuit protected Feedback Kreis Feedback loop Remarks Notes L1 I 92 Reset r 441 933 34 35F 4 Al A 34 35 Two channel emergency stop monitoring cross monitoring with manual monitored reset and contact expansion The safety switching device the expansion device and the contactors K5 K6 are switched on when the emergency stop button is unlocked the feedback circuit NC contacts of the expansion device Y1 Y2 and the contactors K5 K6 is closed and the reset button is actuated and released again L43 44 A2 A2 I7 M 24 34 52 71 93 94 J102 Y2 14 24 34 44 52 u KSLZ ILZ J K6 vorverdrahtet durch Hersteller A235_B pre wired by manufacturer When the emergency stop but
38. 2 ONS d 90t ANS 12907 INS S800t INS Av00t ANS Aroor ANS ME00r ANS 12907 ZNS MEIING LNS 1SvL v ANS 1S9Z0v ANS 1SvL0v ANS St L0v ANS DI 90P ANS INME907 ONS ME9I0V ONS INZ907 ONS 12907 ONS 3 00t ONS 17907 VNS E907 VNS Xv VOU WNS EVO VNS 191u95 AjajeS SOLUPS 2 2 4 4 3 4 32 zu 4 3 ee 4 4 4 4 4 4 43 4 4 4 4 4 4 4 4 2 2 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 34 4 4 4 4 4 4 0 0 0 0 0 O0 0 O0 0 0h 0 1 SO ec 0 000 0 0 00 0 1 O 0 1 0 1 1 1 e 3 3 2 1 e 2 only in connection with base device in preparation A 15 Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications wieland Electrical Connections Headquarters Wieland Electric GmbH Brennerstralge 10 14 D 96052 Bamberg Sales and Marketing Center Wieland Electric GmbH Benzstralge 9 D 96052 Bamberg l AT Wieland Phone 49 951 9324 0 Components and system components for the control cabinet Fax 49 951 9324 198 DIN rail terminal blocks www wieland electric com with screw connection info wieland electric com with spring clamp connection with IDC connection Safety Technical Hotline Safety relays 0951 9324 999 Modular safety systems Fieldbus components Interface Power supplies Overvoltage protection
39. 4 Stop category acc to EN 60204 1 0 e 2 channel monitor e cross monitoring e manual monitored reset e monitoring of external contactors EDM Safety Sensors Cable operated emergency switch Remarks Notes Application Features Ne im Reset 52 K3 Seilzugschalter Jn s33 534 535 13 23 4 8 4 rastend Al A2 34 35 13 23 3 Cable operated yg yg emergency switch engaged Sn sr saa i i i 442 Z L 21 522 S31 A2 F LM JST AE 2 T L lt L M Fai LZ K4 zi N N lt Two channel emergency stop monitoring with cable A failure of one of the switching elements of the emergency operated emergency switch cross monitoring and stop button or a cross circuit between its feed cables does manual monitored reset not lead to a failure of the emergency stop device The The safety switching device and the contactors K3 K4 are problem is detected during the next switching on process switched on when the cable operated emergency switch and the feedback circuit NC contacts K3 K4 are closed and the reset button is actuated and released again When the cable operated emergency switch is actuated the safety switching device and the contactors K3 K4 switch off B Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 1 14 BA000383
40. 4004KV Category Application acc to EN 954 1 2 Stop category acc to EN 60204 1 1 Application Features e 1 channel monitor e ground fault detection e manual monitored reset e OFF delay e monitoring of the expansion device SNE and external contactors Safety Sensors Emergency stop button Remarks Notes The single channel wiring between the base device and the expansion device complies with Category 4 according to EN 954 1 as long as installation takes place within a control cabinet and is short circuit protected L ll Q Die Bremse wird durch Federkraft betatigt und durch Energie entsperrt Not Aus The brake is activated by spring E Stop technology and released by the supply qa e Ju n v s v 7 7 4 l I l l AlA yy 73 47 5 65 l l l as I K F 4 4 b pc l Li l T 14 24 34 42 Y2 18 28 38 56 66 zi e 2 4ape e e duIuIu 4 4918 8 8 TTT om cn Z K 8 M lt Single channel emergency stop monitoring with manual down After the OFF delay has elapsed the contactors K3 monitored reset K4 are switched off and the brake is applied by K5 The safety switching device and the contactors K3 K4 are switched on and the brake is released by K5 when the Caution The protective devices must be tested regularly emergency stop button is unlocked the feedback circuit via machine con
41. 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications samos Safety Gate Two Independent Safety Zones Monitor with Magnetic Switches Higher Priority Emergency Stop Type of Device SA BM S1 SA IN S1 Category Application acc to EN 954 1 3 Stop category acc to EN 60204 1 0 e 2 channel monitor e ground fault detection e manual monitored reset e monitoring of external contactors EDM Application Features Safety Sensors Emergency stop button magnetic switches with coded magnet Remarks Notes 1 Refer to the Section Terms for information on connecting position switches in series 2 samos modules and contactors in the same enclosure L F3 Schutzt r l MS1 geschlossen K1 A M Not Aus qE TE Fmd Safety Gate E Stop closed E i oy Oi 6 Re i I PER TFB FB E IE taint o3 io a l Ha zl E i I l K4 E EL lt R E vi I lt I e Q Magnetschalter betatigt KSA kodierter Magnet Schutzttir Magnetic switch geschlossen actuated ZI LZ coded magnet at m Safety Gate E di Lo amp closed m O CX M L Two channel emergency stop and safety gate Reset button S2 is monitored for faults The contactors K1 monitoring with higher priority emergency stop to K4 are monitored via NC contacts in the feedback circuit When the safety gate monitored wi
42. 9 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 6 3 Combustion Plant B Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications Overview Combustion Plant NN MEM Cat Device Safety sensors Reset Stop Applica Page egory Features start and restart inhibit categorytion 2 number i SNA 4063K Temperature monitoring equipment external monitor A 280 7 2 contact expansion acc to EN 954 1 acc to EN 60204 1 not applicable T M llllllllll lnll 11 Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 7 1 Combustion Plant SNA 4063K Temperature Monitoring Equipment Contact Expansion Type of Device SNA 4063K all voltage versions Category Application acc to EN 954 1 4 Stop category acc to EN 60204 1 0 Application Features e Device according to EN 50156 1 e 1 channel monitor e ground fault detection e external monitored reset Safety Sensors Safety temperature monitor Remarks Notes L L1 ll Il ll Im Temperatur berwachung gt r ar ron pps pe 2 Temperature monitoring 9 Al A2 34 13 23 33 4 oe CD o
43. ATION SAFETY CATEGORY SAFETY INTEGRITY LEVEL PERFORMANCE LEVEL STOP CATEGORY CONTROL SAFE ENABLES INDICATOR RESETFUNCTION RATED VOLTAGE FEATURE HOUSING Emergency stop Safety gate Safety mats strips edges bumper Light curtains inductive sensors Controlled stop safe time delay relay off delay safe time delay relay on delay Locking mechanism Magnetic switches valve position monitoring Two hand control type III C Light barrier monitoring ESPE type 2 Output expansion contact acc to EN 954 1 Usage up to Device s SILcl ace to IEC 62061 up to PL EN ISO 13849 1 up to acc to EN 60204 1 Single channel Contacts Semiconductors Two channel Contacts Semiconductors Two channel non equivalent NO contact undelayed NO contact off delayed NO contact on delayed NC contact undelayed NC contact off delayed NC contact on delayed Manual Automatic DC 12V DC 24 V AC 24 V AC DC 24 V AC 42 48 V AC 115 V AC 2OY AC 230 V compatible with semiconductors Reset button monitoring Cross monitoring Synchro check ON delay OFF delay Increased insulation Surface mounting 22 5 mm 45 mm 90 mm modular 20 0 ee Wieland Electric GmbH Benzstralge 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com A 14 BA000383 02 2007 Subject to technical modifications Overview of Devices 32008 ONS S002 ONS 700
44. Features start and restart inhibit categorytion 2 number samos 3 Safety gate 2 safety zones position switches manual monitor 0 19 A253 2 8 emergency stop higher priority emergency stop OFF delay automatic Safety gate 2 safety zones magnetic switches manual monitor 0 A 258 2 9 emergency stop higher priority emergency stop Light curtain 2 safety zones emergency stop buttons manual monitor 0 A 259 3 3 emergency stop ESPE type 4 SC 4 Safety gate Position switches key lock switch automatic 1 A 269 2 16 OFF delay Light curtain ESPE type 4 SC muting sensors manual monitor 0 A 267 3 4 Light curtain Emergency stop button manual monitor 1 A 268 2 5 safety gate position switches ESPE type 4 SC inductive sensor OFF delay SNA 4043K 4 Emergency stop Emergency stop button manual external 0 A 279 1 10 Safety gate Position switch automatic 0 A 274 2 17 Lift Position switch external 0 A 27b 6 2 SNA 4063K 4 Combustion plant Temperature monitoring equipment external monitor 0 A 280 2 contact expansion Emergency stop Emergency stop button manual monitor 0 A 273 1 11 SNA 4064K 2 Emergency stop Emergency stop button manual monitor 0 A 276 1 2 3 Emergency stop Emergency stop button manual monitor 0 A 277 1 1 4 Light curtain ESPE type 4 SC manual monitor 0 A 278 aS SNE 4003K 4 Light curtain ESPE type 4 SC external 0 A 281 3 6 SNE 4004K i 4 Emergency stop Emergency stop button contact expansion manual monitor 0
45. I l zx a l Da m en gt I 81 s 3 12 31 22 4432 gi i Y2 14 24 34 44 32 S 2 l eI L nEzps e opnpw gEF 42 t de e TuTa u amp 4 Not Aus E Stop q5 m TR Mane ECON 81 K3LZ LZ K4 lt M 5 N lt Two channel emergency stop monitoring cross When the emergency stop button is actuated the safety monitoring with manual monitored reset and contact switching device and the contactors K3 K4 switch off expansion A failure of one of the switching elements of the The safety switching device the expansion device and the emergency stop button or a cross circuit between its feed contactors K3 K4 are switched on when the emergency cables does not lead to a failure of the emergency stop stop button is unlocked the feedback circuit NC contacts device The problem is detected during the next switching of the expansion device Y1 Y2 and the contactors K3 KA is on process closed and the reset button is actuated and released again MC can M P ilL LLL LLLLLLLLLLLLLLLLLLIIIYYYJYTL Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 1 13 Emergency Stop SNO 4062K Two Channel Emergency Stop Monitor with Cable Operated Emergency Switches Type of Device SNO 4062K Category Application acc to EN 954 1
46. I3 S14 33 2224 ue zi geschlossen 2 Safety Gate pe closed Z_ K4 au M S N Two channel safety gate monitoring cross monitoring with automatic reset The safety switching device and the contactors K3 K4 are switched on when the NC contact of position switch 1 is closed the NC contact of position switch S2 is open and the feedback circuit NC contacts K3 K4 is closed If the NC contact of position switch 1 is open and or the NC contact of position switch S2 is closed the safety switching device and the NC contactors K3 K4 are switched off A failure of one of the position switches or a crossover in their supply lines does not lead to a failure of the safety gate monitoring The problem is detected before the next switching on process EE Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 2 23 Safety Gate SNT 4M63K Two Channel Safety Gate Monitor with Magnetic Switch Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors Remarks Notes SNT 4M63K AC DC 24 V 2 channel monitor PDF M acc to EN 60947 5 3 cross monitoring ground fault detection automatic reset monitoring of external contactors EDM Magnetic switch with coded magnet Refer to the Section Terms for inf
47. N 954 1 4 Stop category acc to EN 60204 1 0 Application Features e 2 channel monitor e cross monitoring using the switches e ground fault detection e automatic reset e monitoring of external contactors EDM e Self test of command device e OSSD compatible Safety Sensors Electronic position switches type LSE11 Moeller Remarks Notes 1 Refer to the Section Terms for information on connecting position switches in series 2 OSSD has high level when the switch is in OK position L1 lii K3 K4 Schutzt r geschlossen EIS BEREH qurpspss 4 Safety Gate closed AA 34 35 honum 1 gt gt Q A l l i 9 Y A KO es l on H 4 cwm 7 cA i ar az XMpr Y l ILSE OVS I Acad u TY mr WW 5 Ti S21 Si 12 33 31 22 4 24 4 Sy eI Y nena aaah J 1 Ue E on Q29 Q14 ILSE OVS pen rd LZ j lt M i N lt Two channel safety gate monitoring cross monitoring LOW signal the safety switching device and the contactors with automatic reset K3 K4 switch off The safety switching device and the contactors K3 K4 are A failure of one of the position switches or a crossover switched on when the output Q2 of the actuated position in their supply lines does not lead to a failure of the safety switch S1 and the output O1 of the non actuated position gate monitoring The problem is detected before the ne
48. Position switch Transducers Positively Opening Contacts Contact separation as the direct result of a defined movement of a switch s operating component through non springing parts IEC DIN EN 60204 1 Note 1 For electrical machine equipment the safe opening of NC contacts in all safety circuits is mandatory Note 2 Positive opening is identified according to IEC DIN EN 60947 5 1 by the sign 9 arrow inside a circle function for operator protection Proximity switch Transducers Redundancy Availability of more measures than required for the function Note Several function groups are used for the same function for example multi channel design In safety technology especially Doubling of critical components EN 292 2 Reset Resetting returning the gt SD to the position in which the safety oriented current paths are closed Automatic reset without restart inhibit With the input image checked and a positive test performed by the SD an enable signal is generated without manual confirmation Note This function is also called dynamic operation it is not permissible for emergency stop equipment Manual reset with restart inhibit By pressing the reset button gt Transducers and with the input image checked and a positive test performed by the SD an enabling signal is generated Note This function is also known as static operation and is stipulated for emergency stop equipment Stop cate
49. S1 4EKL C 0 5s DC 24 V Master base module programming via switches Pluggable spring tech connection R1 180 0360 0 SA BM S1 4EKL C 0 50s DC 24 V Master base module programming via switches Pluggable spring tech connection R1 180 0370 0 SA BM S1 4EKL C 0 5min DC 24 V Master base module programming via switches Pluggable spring tech connection R1 180 0380 0 SA BS S1 4EKL A 0 5s DC 24 V Slave base module programming via switches Pluggable screw connection R1 180 0040 0 SA BS S1 4EKL A 0 50s DC 24 V Slave base module programming via switches Pluggable screw connection R1 180 0050 0 SA BS S1 4EKL A 0 5min DC 24 V Slave base module programming via switches Pluggable screw connection R1 180 0060 0 SA BS S1 4EKL C 0 5s DC 24 V Slave base module programming via switches Pluggable spring tech connection R1 180 0390 0 SA BS S1 4EKL C 0 50s DC 24 V Slave base module programming via switches Pluggable spring tech connection R1 180 0400 0 SA BS S1 4EKL C 0 5min DC 24 V Slave base module programming via switches Pluggable spring tech connection R1 180 0410 0 SA IN S1 K A DC 24 V Input module programming via switches Pluggable screw connection R1 180 0070 0 SA IN S1 K C DC 24 V Input module programming via switches Pluggable spring tech connection R1 180 0420 0 SA OR S1 4RK A DC 24 V Relay output module Pluggable screw connection R1 180 0080 0 SA OR S2 2RK A DC 24 V Relay output module Pluggable screw connection R1 180 0320 0 SA OR S1 4RK C DC 24 V Rela
50. SNA 4043K Two Channel Emergency Stop Monitor Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors Remarks Notes L4 L1 N Two channel emergency stop monitoring cross monitoring with manual external reset The safety switching device is automatically switched on when the emergency stop button is unlocked and the feedback circuit NC contacts K3 K4 is closed The contactors K3 K4 however are only switched on when the PLC receives a reset command and its outputs address the contactors When the emergency stop button is actuated the safety switching device and the contactors K3 K4 switch off I 922 SNA 4043K all voltage versions 2 channel monitor cross monitoring ground fault detection external reset monitoring of external contactors EDM Emergency stop button The PLC prevents the machine system from automatically resetting e e e e e co nr in sns I 14 24 34 42 1 KS 221 7 24 A279_A A failure of one of the switching elements of the emergency stop button or a crossover in their supply lines does not lead to a failure of the emergency stop device The problem is detected during the next switching on process Caution You must avoid that a fault in the reset circuit with S2 changes the manual reset to automatic reset This can be done by controlling the dynamic on actuating S2 at the PLC s reset inp
51. SNV 4274SL A 300s DC 24 V Safe time dely relay OFF Pluggable screw connection R1 188 2530 0 SNV 42745SL A 300s AC 115 230 V Safe time dely relay OFF Pluggable screw connection R1 188 2710 0 SNV 4274SL C 3s DC 24 V Safe time dely relay OFF Pluggable spring tech connection R1 188 2480 0 SNV 42745SL C 3s AC115 230V Safe time dely relay OFF Pluggable spring tech connection R1 188 2660 0 SNV 4274SL C 30s DC 24 V Safe time dely relay OFF Pluggable spring tech connection R1 188 2510 0 SNV 4274SL C 30s AC 115 230 V Safe time dely relay OFF Pluggable spring tech connection R1 188 2690 0 SNV 42745SL C 300s DC 24 V Safe time dely relay OFF Pluggable spring tech connection R1 188 2540 0 SNV 4274SL C 300s AC 115 230 V Safe time dely relay OFF Pluggable spring tech connection R1 188 2720 0 SNZ 4052K AC DC 24 V Two hand control Fixed screw connection R1 188 0450 1 SNZ 4052K AC 115 120 V Two hand control Fixed screw connection R1 188 0920 1 SNZ 4052K AC 230 V Two hand control Fixed screw connection R1 188 0930 1 SNZ 4052K A AC DC 24 V Two hand control Pluggable screw connection R1 188 0530 1 SNZ 4052K C AC DC 24 V Two hand control Pluggable spring tech connection R1 188 2020 0 OFF OFF delay ON ON delay EE Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications A 12 Overview of Devices APPLIC
52. SSD has high level when the switch is in OK position Application Features Reset CI i 1 Ue R ia BWS Typ 4 EDM Empf nger OSSD1 ESPE Type 4 OSSD Receiver i Ov I l l l l AR YN l l l K4 M M I I ea l Two channel light curtain monitoring cross monitoring with manual monitored reset The safety switching device and the contactors K3 K4 are switched on when the light curtain s OSSD issues a HIGH signal and the feedback loop NC contacts K3 K4 connected to the ESPE is closed and the external manual reset button of the ESPE is actuated If the light curtain s OSSD issues a LOW signal the safety switching device and the contactors K3 K4 switch off B Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 3 6 BA000383 02 2007 Subject to technical modifications SNO 4062K Light Curtain Two Channel Light Curtain Monitoring ESPE Type 4 Type of Device SNO 4062K Category Application acc to EN 954 1 4 Stop category acc to EN 60204 1 0 Application Features e 2 channel monitor e cross monitoring using the light curtains e manual monitored reset e monitoring of external contactors EDM e Self test of OSSD Safety Sensors ESPE type 4 semiconductor type C4000 Sick Remarks Notes OSSD has high level when the switch is in OK position L s A Jrese M f K3 K4 r Al S93 54 5
53. a e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 2 4 BA000383 02 2007 Subject to technical modifications SNO 4062K Safety Gate Single Channel Safety Gate Monitor Type of Device SNO 4062K Category Application acc to EN 954 1 2 Stop category acc to EN 60204 1 0 Application Features e 1 channel monitor e ground fault detection e manual monitored reset e monitoring of external contactors EDM e Self test of command device e OSSD compatible Safety Sensors Electronic position switch type LSE11 Moeller Remarks Notes 1 If the Safety devices are in the same control cabinet or protective wiring is used then 1 channel control of the contactors expansion devices is acceptable 2 Refer to the Section Terms for information on connecting position switches in series 3 OSSD has high level when the switch is in OK position L L1 Reset S2 K3 Ja sss su ss BAH 0 MA 34 35 13 23 3l o o qQ l Schutzt r l geschlossen i AC Safety Gate 4p l z ette ey dh closed oO KS ow 764046 b d I S s 33 12 31 22 4232 gi VN s1 Faaa aa J mp i or 029 Q14 ILSE11 OV Sad Z 1k3 lt M 3 N Single channel safety gate monitoring with manual Caution The protective devices must be tested regularly monitored reset via machine control or manually organizational m
54. and safety gate monitor Fixed screw connection R1 188 1370 0 SNO 5002K AC 230 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1350 0 SNT 4M63K AC DC 24 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1020 0 SNT 4M63K AC 115 120 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1030 0 SNT 4M63K AC 230 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1040 0 SNT 4M63K A AC DC 24 V Emergency stop and safety gate monitor Pluggable screw connection R1 188 1050 0 EE Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications A 11 Part Numbers Type Rated Brief description Terminals Part voltage number SNV 4063KL 0 15 3s DC 24 V Emergency stop and safety gate monitor OFF Fixed screw connection R1 188 0610 0 SNV 4063KL 1 5 30s DC 24 V Emergency stop and safety gate monitor OFF Fixed screw connection R1 188 0630 0 SNV 4063KL A 0 15 3s DC 24 V Emergency stop and safety gate monitor OFF Pluggable screw connection R1 188 0620 0 SNV 4063KL A 1 5 30s DC 24 V Emergency stop and safety gate monitor OFF Pluggable screw connection R1 188 0640 0 SNV 4063KL C 0 15 3s DC 24 V Emergency stop and safety gate monitor OFF Pluggable spring tech connection R1 188 2010 0 SNV 4063KP 0 15 3s DC 24 V Emergency stop and safety gate monitor ON Fixed sc
55. ause fault detection cannot be ensured L tt Auzugseumung 1 Lift control system L I III II T _ 4 Eingange Ausg nge E ME 1 24 V Inputs Outputs E Fahrkorb in Ausstiegsposition m mm Cage in exit r 4A sn s2 s2F 413 23 33 41 4 position I BET 34 2334 p NotAus i i E Stop anc a l l I I K i T ren em Doors l zd qns Sm 5282 14 4 4 I 1 Jenae Twp pa 2 2 icu S3 Reset von Aufzugsteuerung Sicherheitssch tz wa M Reset by Lift control system Safety contactor LO CN N lt L Two channel position detection cross monitoring of elevator system lift cage The safety switching device and the safety contactor are switched on when the NC contacts of position switches S1 and S2 are closed the lift cage must be within the maximum permissible limits of 20 cm from the point of exit and the elevator control issues the signal for switching on the safety switching device If one of the contactors of either position switch is opened the safety switching device and the contactors K3 K4 are switched off E Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 6 2 BA000383 02 2007 Subject to technical modifications T I Mlllllllllll ll lv LII Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 4
56. ax 49 9 51 93 24 198 www wieland electric com A 6 BA000383 02 2007 Subject to technical modifications Terms Ground fault detection Capability of a SD to detect ground faults immediately or within the context of cyclic monitoring gt Testing and initiate the appropriate safe status Isolating safety equipment Mechanical isolation between the hazardous area and the environment of operation Note Isolation can be achieved through safety gates housings covers sheetings canopies fences screens etc Isolation can be independent or part of the machine Laser scanners Transducers Light barrier Transducers Light curtain Transducers Light gate Transducers Locking mechanism Safety gate monitor Magnetic switch Transducers Muting Time limited proper cancellation shunting function of the safety function with additional sensor system IEC DIN EN 61496 1 Note This sensor system helps to distinguish persons and objects Muting sensors Transducers Non equivalent Control Control with non equivalent contacts for example NC NO contacts OSSD Output Switching Signal Device IEC DIN EN 61496 Part of the ESPE PDF which switches into the OFF position if the SD or the monitoring equipment responds PDF Transducers Performance Level PL Term from prEN ISO 13849 1 as classification of machine safety Periodic test Transducers
57. azard P1 Possible under certain conditions P2 Hardly possible Selection of the category B 1 4 Categories for safety related parts of controls o Preferred category for reference points Possible category that requires additional measures C Measures that can be overdimensioned with regard to the relevant risk Example of fault detection in the safety switching device Fault detection in the safety switching devices means for category 3 that as many faults as possible are detected in the safety switching device The consideration refers only to the unit that is from the input through the internal processing to the output In addition category 4 includes detection of all faults in the device and self monitoring External wiring plays a major role for fault detection When a safety switching device with internal fault detection as per category 4 and a two channel wiring with cross monitoring is used the wiring also meets the requirements of category 4 An application with single channel wiring of a category 4 device does no longer fulfill the requirements of category 4 Actuation of safety switching devices on the basis of EN 954 1 EN 1088 EN 292 2 Examples Category B 1 2 Use of one switching element single channel Not Aus 4T actuation E Stop qe Category 3 Use of two switching elements two channel actuation without cross monitoring Category 4 al Use of two switching Not Aus Am E Stop G elem
58. been actuated The gate must be opened to carry out another automatic reset channel 1 opens closes channel 2 closes opens The safety gate cannot be opened when the voltage supply is switched off and the latching is engaged It is recommended to use switches with a mechanical unlocking option E Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 2 712 BA000383 02 2007 Subject to technical modifications SNV 4063KL Safety Gate Two Channel Safety Gate Monitor Tumbler Activated by Magnetic Technology Type of Device SNV 4063KL Category Application acc to EN 954 1 3 Stop category acc to EN 60204 1 1 Application Features e 2 channel monitor e cross monitoring e ground fault detection e automatic reset e OFF delay e monitoring of external contactors EDM Safety Sensors Position switch with tumbler Type LS SO2 FT ZBZ X Moeller Remarks Notes 1 Fault exclusion Cancel or release of the actuator fault in safety locking mechanism 2 Refer to the Section Terms for information on connecting position switches in series l l l E l l l l yi I H2 l I l s a T ee 44 et 21 1 1 12 3152 14 24 38 zs Lcd Stopp pues Stop Q Schutzt r _ 1K5 7 IKS geschlossen Safety Gate closed oo I _ OSEERE eases iM DEUM M L Two channel safety gate monitoring with latching cau
59. ching state when one or more light beam s is are interrupted Protective light barriers change their switching state when their light beam is interrupted Magnetic switches consisting of one or more reed contacts change their switching state under the influence of a magnetic field Muting sensors are used during muting operation Muting in order to recognize bodies for which ESPE shall not switch off Proximity switches inductive optical or capacitive change their switching state when bodies or fluids approach They are mainly equipped with semiconductor outputs Emergency stop buttons for activation in hazardous situations are used to switch off processes machines or systems It must be equipped with positively opening contacts should be easily accessible and protected against circumvention EN 418 Note Emergency stop buttons can be connected in series for all categories since the possibility of both failure and simultaneous operation of several emergency stop buttons can be excluded for all practical purposes Connecting in series does not impair fault detection PDF Proximity Devices with defined behavior under Fault conditions are proximity switches for safety functions that trigger a certain switching operation due to a change in optical magnetic electrostatic acoustic or other fields The switching signal created during this operation may be used for safetyrelevant controls of machines Note Proximi
60. ct of position switch S2 and the feedback circuit NC contacts K3 K4 are closed If one of the contacts of either position switch is opened the safety switching device and the contactors K3 K4 are switched off A failure of one of the position switches or a crossover in their supply lines does not lead to a failure of the safety gate monitoring The problem is detected before the next switching on process Wieland Electric GmbH Benzstralge 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications SNT 4M63K Safety Gate Two Channel Safety Gate Monitor Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors Remarks Notes SNT 4M63K AC DC 24 V 2 channel monitor cross monitoring ground fault detection automatic reset synchrocheck monitoring of external contactors EDM Position switches 1 Automatic reset only occurs when both position switches are actuated 2 Refer to the Section Terms for information on connecting position switches in series 3 Synchronous monitoring time ts Closing sequence S1 before S2 t 0 5 s S2 before S1 t o e e 9 e oe oO rr L1 ii r saasa 41 13 22 33 4 AM 34 S35 13 B33 AN l ES W bg QZ KI T l b 6 amp G E Schutzt r S3S
61. ctric com BA000383 02 2007 Subject to technical modifications l5 Overview According to Device Types Cat Application Safety sensors Reset Stop Applica Page egory Features start and restart inhibit categorytion 2 number SNT 4M63K 3 Safety gate Position switch with tumbler automatic 0 A 232 2 12 4 Emergency stop Emergency stop button manual monitor 0 A 228 1 17 Safety gate Position switches synchrocheck automatic 0 A 221 2 w22 Safety gate Position switches synchrocheck automatic 0 A 222 2923 Safety gate Magnetic switch automatic 0 A 233 2 24 Safety gate Magnetic switch manual monitor 0 A 234 2 25 SNV 4063KL 2 Safety gate Position switch OFF delay automatic 1 A 220 2 6 3 Safety gate Position switch with tumbler OFF delay automatic 1 A 181 2 13 4 3 Safety gate Position switches OFF delay automatic 1 A174 2 26 synchrocheck Emergency stop Emergency stop button OFF delay manual monitor 1 A 173 1 18 SNV 4063KP 3 Safety gate Position switch with tumbler ON delay manual monitor 1 A 176 2 14 SNZ 4052K 4 Two hand control Two hand momentary contact switches automatic 0 A 149 4 2 acc to EN 954 1 acc to EN 60204 1 P instantaneous delayed enables not applicable B Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 1 6 BA000383 02 2007 Subject to technical modifications T M llllllllll lnl
62. cy stop button is actuated the safety switching device and the contactor K3 switch off Caution The protective devices must be tested regularly via machine control or manually organizational measure Category 2 according to EN 954 1 can only be attained when an automatic warning is issued on actuator failure or the machine control initiates a safe status Otherwise a second switch off method is necessary B Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 1 2 BA000383 02 2007 Subject to technical modifications SNO 2004K Emergency Stop Single Channel Emergency Stop Monitor Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors Remarks Notes SNO 2004K 1 channel monitor ground fault detection manual reset monitoring of external contactors EDM Emergency stop button If the Safety devices are in the same control cabinet or protective wiring is used then 1 channel control of the contactors expansion devices is acceptable 2 O e e e e Not Aus T E Stop q B prec Al 2 Al A2 Single channel emergency stop monitoring with manual reset The safety switching device and the contactors K3 K4 are switched on when the emergency stop button is unlocked the feedback circuit NC contacts K3 K4 is closed and the reset button is actuated When
63. e ee ee O km ee X Reset F 1 Ih l F x 21S11 2 52822 14 24 34 42 L Tu x u o Veni A xXx lt A St rungslampe Valve LL Va Fault lamp A280 M Temperature monitoring contact extension with manual monitored start The safety switching device is switched on when the temperature monitoring contacts are closed the valve adjuster contact is closed and the reset button is actuated after the standby time has elapsed When the temperature monitoring contacts open the safety switching device and the valve K3 are switched off and the fault lamp blinks B Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 7 2 BA000383 02 2007 Subject to technical modifications T I Mlllllllllll ll lv LII Wieland Electric GmbH Benzstrafgse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 7 3 Wieland Electric GmbH Benzstrafe 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications Standards and Regulations Standards Type A standards basic safety standards Important Standards Contain basic concepts principles for design and general e EN 292 EN ISO 12100 aspects
64. easure The safety switching device and the contactor K3 are Category 2 according to EN 954 1 can only be attained switched on when the output Q1 of the non actuated when an automatic warning is issued on actuator failure or position switch issues a HIGH signal and the feedback the machine control initiates a safe status Otherwise a circuit NC contact K3 is closed If the output Q1 of the second switch off method is necessary position switch issues a LOW signal the safety switching device and the contactor K3 switch off Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 2 5 Safety Gate SNV 4063KL Single Channel Safety Gate Monitor Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors Remarks Notes 4 I Vax set we 3 22 L 4sn g2 s A2 F 14 511512 38 snsn t Single channel safety gate monitoring with automatic reset The safety switching device and the contactor K5 are switched on when the NC contact of the position switch and the feedback circuit NC contact K5 are closed If the NC contact of the position switch is opened the drive control enable input is switched off After the OFF delay has elapsed the contactor K5 switches off SNV 4063KL 2 1 e 1 channel
65. ectric com BA000383 02 2007 Subject to technical modifications 3 3 Light Curtain samos Machine Zone Protection with Light Curtain and Muting Function Type of Device SA BM S1 Category Application acc to EN 954 1 4 Stop category acc to EN 60204 1 0 Application Features e 2 channel monitor e cross monitoring using the light curtains e ground fault detection e manual monitored reset e monitoring of external contactors EDM e self test of OSSD Safety Sensors ESPE type 4 semiconductor type C4000 Sick muting sensors semiconductor type WS12 Sick Remarks Notes 1 Positive switching muting sensors 2 OSSD has high level when the switch is in OK position 3 samos modules and contactors in the same enclosure L LM1 63 LC1 EF uc l Muting Reset E BWS Typ 4 Empfanger Q Sensor d ESPE Type 4 Receiver I l l OSSD1 OSSD2 r i P Muting K1 LO Sensor LM2 4 l l l l l D aom zm um ui za mm mm uw m ws 8 SA BM S1 Tang as A 267 Machine zone protection with light curtain and muting This means that the flow sight section of LC1 has to be function uninterrupted for power on Lamp L1 indicates the active The safety light curtain LC1 monitors the access to the muting state static on The expected reset signal at S1 is machine zone The optical muting sensors LM1 and LM2 indicated by bl
66. el monitor e cross monitoring e ground fault detection e automatic reset e OFF delay with retriggering function e monitoring of external contactors EDM Safety Sensors Position switches key lock switch Remarks Notes 1 Refer to the Section Terms for information on connecting position switches in series 2 samos modules and contactors in the same enclosure L mo Q Einrichten ochutztur Setup mode geschlossen ochlossschalter Safety Gate Lock switch closed LT FL TUA mu m I AR NI I Ty I i l l r FEN l Antrieb I I i l i i p Drive J M1 LZALZ M lt T Bypassing safety gate monitoring for setup If the gate is closed before the OFF delay time has elapsed In automatic operation the key lock switch is not actuated K4 and K5 do not interrupt the drive since the retriggering and the safety door is monitored by S1 and S2 When the ON function has been set via S3 This enables the safety gate is closed the monitoring contact of S1 is production process to continue without major delays closed while the monitoring contact of S2 is open When Safety gate monitoring can be bypassed for setup using the gate Is opened the drive receives a stop signal from key lock switch S3 Reset is carried out automatically after Q2 After the set OFF delay has elapsed K4 and K5 power on and after safety events redundantly separate the drive from the power supply E Wieland Elect
67. ents two channel actuation with cross monitoring Not Aus 4T E Stop G 1 B Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com A 2 BA000383 02 2007 Subject to technical modifications Standards and Regulations Categories of safety related parts of controls according to EN 954 1 Safety of machines safety rleated parts of controls section 1 General design guidelines Category Brief description of the requirements System behavior Principles for achieving safety B The safety related parts of controls and or Occurrence of a fault may cause their protective equipment as well as their failure of the safety functions components must be designed constructed selected arranged and combined as per the Mainly appropriate standards so that they can characterized by withstand the expected influences the selection of 1 The requirements of B must be fulfilled Occurrence of a fault may cause components Proven components and proven safety failure of the safety functions but principles must be applied the probability for this occurrence Is lower than under category B 2 The requirements of B and application of Occurrence of a fault may cause the proven safety principles must be failure of the safety functions fulfilled The safety functions must be between the testing intervals tested by the machine control within Failure of the safety function is a
68. fety switching device If a contact bonds in the enabling current path then a new activation of the SD is no longer possible since the feedback circuit remains open Emergency stop An action performed in case of emergency that is intended to stop a process or movement that would be dangerous EN 60204 1 appendix D Emergency stop button Transducers Emergency stop equipment Formation of components that is intended to realize the emergency stop function EN 418 EN 60947 5 5 EN 60204 1 Enabling current path Generates a safety related output signal Note The enabling current paths are implemented primarily as NO contacts Enabling switches Transducers Equivalent Control Control with equivalent contacts for example NC NC contacts ESPE Electro Sensitive Protective Equipment Basically a sensor function and its corresponding control monitoring function with output switching element Expansion device An expansion device is an gt SD that can only be used together with a gt base device for the purpose of multi plying the contacts Difference Output expansion device for the purpose of multiplying the safety outputs they are then Included in the cyclic self monitoring Testing Input expansion device for the purpose of multiplying the safety inputs Feedback Loop EDM Feedback Path EDM AAT TT a a Wieland Electric GmbH Benzstralge 9 D 96052 Bamberg Phone 49 9 51 93 24 0 F
69. gainst uncertain operation and potential misuse Caution is also used to indicate situations where property damage could occur without causing personal injury Safety Rules Please observe the following safety rules e Only trained professional electricians may install startup modify and retrofit this equipment e Disconnect supply voltage to the equipment system prior to starting any work If installation or system errors occur line voltage may be present at the control circuit in devices without DC isolation e Observe all electrical safety regulations issued by the appropriate technical authorities or the trade association e Opening the housing or any other manipulation will void the warranty e f the device has been subjected to improper or incorrect use it must no longer be used and the guarantee loses its validity Impermissible conditions include strong mechanical stress for example through a fall or voltages currents temperatures or humidity outside of the specifications e Before starting up your machine plant for the first time please be sure to check all the safety functions according to valid regulations and observe the specified test cycles for safety equipment e Take the following safety measures prior to installation assembly or disassembly Disconnect supply voltage to the equipment system prior to starting any work e Lockout tag the equipment system to prevent accidental activation e Co
70. gory IEC DIN EN 60204 1 Manual monitored reset with restart inhibit Similar to a manual reset with the addition of a moni toring device that prevents not only permanent actuation i e manipulation of the reset button gt Transducers but also automatic switch on of the SD Reset button Transducers Restart inhibit Prevents the enable of an gt SD after switch off after change of the machine s operating mode or after a change of the type of operation Note Restart inhibit is only released by an external command such as Transducers Reset button Lm M Me 00000 Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications A 7 Terms Transducers Laser scanners are optical scanners that work without contact and with periodically emitted light pulses that are diffused into the work area by integrated rotary mirrors Objects that penetrate the defined protective field are detected through reflection of these light pulses The coordinates of these obstacles are then calculated from the light duration If the obstacle is found to be within the defined protective field the safety related outputs cause a switch off emergency stop Safety gates or protective light curtains change their swit
71. hat Safe stopping process Stopping of the drive appropriate for the hazardous situation gt Stop category Note Any electrical electronic and electromechanical equipment required for the deceleration of the drive must be considered for safety matters Relevant measures are for example e Controlled stop with safely monitored delay time e Controlled stop with safe monitoring of the deceleration ramp e Uncontrolled stop with mechanical deceleration Safety category EN 954 1 Classification of the safety related parts of a control in view of its resistance SK B 1 2 3 and 4 to faults and its behavior in case of a fault that is achieved by the structural arrangement of these parts and or their reliability Safety device Abbreviation used here for safety relevant evaluation device such as safety control safety switching device evaluation unit Safety gate monitor Monitors the position of position switches on gt isolating protective equipment It generates a safety related output signal when this safety gate is closed Safety gates can be implemented with or without a tumbler latching The tumbler locking mechanism locks the safety gate in its closed position It is connected to the controls in such a way that the machine cannot operate as long as the safety gate is not closed and locked The safety gate remains locked until the risk of injury has been eliminated EN 1088 Transducers Position s
72. hing device and the contactors K5 K6 are are switched off switched on when the NC contact of position switch S1 A failure of a position switch or a crossover in their the NO contact of position switch S2 and the feedback supply lines does not lead to a failure of the safety gate circuit NC contact K3 are closed and the reset button is monitoring The problem is detected before the next actuated and released again If the NC contact of position switching on process switch S1 and or the NO contact of position switch S2 are Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 2 26 BA000383 02 2007 Subject to technical modifications T M llllllllll lnll 11 Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 2 27 Light Curtain B Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications Overview Light Curtain Cat Device Safety sensors Reset Stop Applica Page egory Features start and restart inhibit categorytion A number 2 SNL 4062K ESPE type 2 SC emergency stop button manual 0 A 241 3 2 3 samos 2 safety zones emergency stop button manual monito
73. hms a 2 core copper line has an ohmic resistance of 28 Ohm km at 25 C In some safety switching devices the safety sensors are located in the AC supply lines of the devices Independent of the cable routing the capacitive coupling which could negatively influence the switch off response must also be taken into consideration For details on maximum cable lengths refer to the technical data sheets or the operating instructions of the respective devices Cable operated switch Transducers Category acc to EN 954 1 Safety category Contact expansion Expansion device Controlled stop Safe stopping process gt Stop category Control safety related Single channel control Control via one transducer output Two channel control Control via two transducer outputs Cross monitoring Capability of an SD to detect shunt faults immediately after fault detection or during a cyclic monitoring Testing and switching into the defined safe state Cyclic test Testing E E PES Electrical Electronic Programmable E ectronic Systems EN 61508 2 EDM External Device Monitoring Monitoring with controlled devices Note the SD can only be activated when the feedback circuit is closed In the case of relays and contactors positively driven contacts provide the safe feedback The NC contacts of the monitored relay which are connected In series are integrated into the feedback circuit of the sa
74. inking of L1 The lamp is monitored are OR linked with light curtain LC1 muting function Both according to EN 60496 1 Restart is possible after exiting muting sensors must be activated to carry out the muting the danger zone and activating reset button S3 function light curtain bypass The muting function requires outputs Q1 Q2 Q4 to have previously been switched on BE UU UOsz ilUL u J eeu mcc Wieland Electric GmbH Benzstralge 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 3 4 BA000383 02 2007 Subject to technical modifications SNA 4064K Light Curtain Two Channel Light Curtain Monitor ESPE Type 4 Type of Device SNA 4064K AC DC 24 V Category Application acc to EN 954 1 4 Stop category acc to EN 60204 1 0 e 2 channel monitor e cross monitoring using the light curtains e ground fault detection e manual monitored reset e monitoring of external contactors EDM Safety Sensors ESPE type 4 semiconductor type C4000 Sick Remarks Notes 1 OSSD has high level when the switch is in OK position 2 If the Safety devices are in the same control cabinet or protective wiring is used then 1 channel control of the contactors expansion devices is acceptable Application Features E teI I Ue BWSTyp4 9 OSSD Empfanger 5 0ssp2 ESPE Type 4 0V Receiver EN
75. itor Tumbler Activated by Spring Technology Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors Remarks Notes 4 Al A2 i BO s LIS Schutzt r geschlossen Safety Gate closed Two channel safety gate monitoring with latching cross monitoring and automatic reset The position of the safety gate is monitored via channel 1 S14 and channel 2 S22 Channel 1 also monitors the position of the latching through a series connected NC contact When the gate is closed the latching is not actuated and the feedback circuit is closed NC contacts K3 K4 all enabling current paths and the contactors K3 K4 52 524 14 24 SNT 4M63K AC 115 120 V AC 230 V 2 channel monitor cross monitoring ground fault detection automatic reset e monitoring of external contactors EDM Position switch with tumbler Type LS SO2 FT ZBZ X Moeller 1 Fault exclusion Cancel or release of the actuator fault in safety locking mechanism 2 Refer to the Section Terms for information on connecting position switches in series 3 O e e e e z B Stillstandswachter e g Zero speed switch l l Entriegelung Unlocking E KS 221 7 6 ZZ LZ A232 automatically switch on The safety gate can be opened once the standstill monitor contact is closed and the unlocking button has
76. l 11 Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 1 7 Overview According to Application Number Application Device Application Safety sensors Features Category Page number A 149 SNZ 4052K Two hand controle Two hand momentary contact switches Cat 4 4 2 A 151 SNO 4003K Emergency stop Emergency stop button contact expansion OFF delay Cat 2 1 4 A 152 SNO 4003K Safety gate Position switche Cat 2 2 3 A 153 SNO 4062K Emergency stop Emergency stop button Cat 2 1 6 A 154 SNO 4062K Emergency stop Emergency stop button Cat 4 1 12 A 155 SNO 4062K Safety gate Position switches synchrochecke Cat 4 2 18 A 156 SNO 4062KM Safety mat Safety mat NO contacts Cat 3 5 3 A 157 SNO 4062K Emergency stop Emergency stop button contact expansions Cat 4 1 13 SNE 4004K A 158 SNO 4003K Emergency stop Emergency stop button Cat 3 1 5 SNE 4004KV A 165 SNO 4062K Safety gate 3 wire proximity sensors SC Cat 4 2 10 A173 SNV 4063KL Emergency stop Emergency stop button OFF delay Cat 4 3 1 18 A 174 SNV 4063KL Safety gate Position switches OFF delay synchrocheck Cat 4 3 2 26 A 176 SNV 4063KP Safety gate Position switch with tumbler ON delay Cat 3 2 14 A 181 SNV 4063KL Safety gate Position switch with tumbler OFF delay Cat 3 2 T3 A 216 SNO 4062K Emerge
77. l position Safe stopping process Synchrocheck Synchronous time monitoring Synchronous monitoring time Period of time during which a simultaneous operation must be performed in order to create an output signal Two hand control Synchronous time monitoring Synchronous time monitoring of transducers via the safety relevant evaluation unit is used to increase the functional safety of the protective equipment Monitoring is carried out by monitoring the signal change of the Transducers within a specified period of time This is referred to as the so called synchronous monitoring time If this time is exceeded no enabling signal will be output Synchronous time monitoring is required by regulation for some safety switching devices Two hand control Testing Periodic test The periodic test for ESPE type 2 simulates activation of the sensor element in order to detect a hazardous failure It is mandatory for proving proper functioning of ESPE type 2 according to EN 61496 1 and is performed by the SD connected to the sensor Cyclic test Before or during the next request of the safety function an error is detected i e at every switch on cycle of the SD at the latest Tumbler Safety gate monitor Two hand control Equipment that requires simultaneous operation of both hands in order to trigger and maintain machine operation as long as there is danger and in order to achieve protection of the
78. lopment of the safety switching devices The discourse regarding the safety oriented behavior of modules Is important to mention changes in international standards must be taken into account In the upcoming years the previous categorization according to DIN EN 954 1 1996 will be systematically replaced with the SIL SILCL and or the PL classification all terms whose clarity and acceptance still have to be established with the users of the safety switching devices themselves One of the future challenges of the testing and certification body of the committee of experts for electronics will be working together effectively with the producers of safety switching devices Ute Schneider Testing and Certification Body of the Committee of Experts for Electronics October 2006 B Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 1 2 1 4 l 8 DPPP A O Introduction User s Manual Information Overview According to Device Types Overview According to Application Number Application Examples Emergency Stop Single or two channel emergency stop monitors categories 2 3 and 4 stop categories 0 and 1 Safety Gate Single channel or two channel safety gate monitors categories 2 3 and 4 stop categories O and 1 Light Curtain ESPE type 4 muting sensors ESPE type 2 categories 3 and 4 s
79. lt detection e manual monitored reset e monitoring of external contactors EDM Emergency stop button Type of Device Category Application Features Safety Sensors Remarks Notes If the Safety devices are in the same control cabinet or protective wiring is used then 1 channel control of the contactors expansion devices is acceptable P I L1 T Not Aus AT E Stop pes S1 c Wps pma me e AM 34 13 22 3 4 i 4j LTT i l mA SEE ee l i CONTROL LOGIC E rrr C Key K4 cH au ENS l ea l OAS sp smsm MM3X3Azi l o l L EB TuIs ua 4 Reset ECT i Z KB LZ K4 z M S S N Two channel emergency stop monitoring with manual monitored reset The safety switching device and the contactors K3 K4 are switched on when the emergency stop button is unlocked the feedback circuit NC contacts K3 K4 is closed and the reset button is actuated after the standby time has elapsed When the emergency stop button is actuated the safety switching device and the contactors K3 K4 switch off A failure of one of the switching elements of the emergency stop button does not lead to a failure of the emergency stop device The problem is detected during the next switching on process Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 1 9 Emergency Stop
80. mberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 2 25 Safety Gate SNV 4063KL Two Channel Safety Gate Monitor Controlled Stop Type of Device SNV 4063KL Category Application acc to EN 954 1 4 instantaneous contacts 3 delayed contacts Stop category acc to EN 60204 1 1 2 channel monitor cross monitoring ground fault detection manual monitored reset OFF delay synchrocheck monitoring of external contactors EDM Safety Sensors Position switches Remarks Notes 1 If the Safety devices are in the same control cabinet or protective wiring is used then 1 channel control of the contactors expansion devices is acceptable 2 Refer to the Section Terms for information on connecting position switches in series 3 Synchronous monitoring time ts Closing sequence S1 before S2 t 0 5 s S2 before S1 t co Application Features i AA S33 S4S5 132 3 EL i i EN i Antrieb l I Drive i aT am E aaa zz i E 4 b d Ti Sti sh s sns MM 3 zi e i L JgiEzpsu EER 4 E Schutzt r 2 pum geschlossen safety Gate closed 1 NNNM OR oo ZI LLIKe M lt L Two channel safety gate monitoring cross monitoring opened the drive control enabling input is switched off with automatic reset After the OFF delay time has elapsed the contacts K5 K6 The safety switc
81. monitor e ground fault detection e automatic reset e OFF delay e monitoring of external contactors EDM e no synchrocheck available Position switch Refer to the Section Terms for information on connecting position switches in series OJ 448 22 4 A Schutzt r geschlossen Safety Gate closed 1 mE Wd A220 A Caution The protective devices must be tested regularly via machine control or manually organizational measure Category 2 according to EN 954 1 can only be attained when an automatic warning is issued on actuator failure or the machine control initiates a safe status Otherwise a second switch off method is necessary o MEREEEEEEEEL NEL eed NEN Wieland Electric GmbH Benzstralge 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 2 6 BA000383 02 2007 Subject to technical modifications SNO 5002K Safety Gate Single Channel Safety Gate Monitor Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors Remarks Notes SNO 5002K DC 24 V 1 channel monitor ground fault detection automatic reset monitoring of external contactors EDM Position switch 2 O e e e e Refer to the Section Terms for information on connecting position switches in series r B ET ET mm Schutzt r geschlossen Safety Gate closed l l
82. monitoring with manual reset The safety switching device and the contactors K3 K4 are switched on when the NC contact of the position switch and the feedback circuit NC contacts K3 K4 are closed and the reset button is actuated If the NC contact of the position switch is opened the safety switching device and the contactors K3 K4 switch off do Caution The protective devices must be tested regularly via machine control or manually organizational measure Category 2 according to EN 954 1 can only be attained when an automatic warning is issued on actuator failure or the machine control initiates a safe status Otherwise a second switch off method is necessary BE UUUUUls u A ncqccuu M Wieland Electric GmbH Benzstralge 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 2 2 BA000383 02 2007 Subject to technical modifications SNO 4003K Safety Gate Single Channel Safety Gate Monitor Type of Device SNO 4003K AC 230 V Category Application acc to EN 954 1 2 Stop category acc to EN 60204 1 0 Application Features e channel monitor e automatic reset e monitoring of external contactors EDM Safety Sensors Position switch Remarks Notes 1 If the Safety devices are in the same control cabinet or protective wiring is used then 1 channel control of the contactors expansion devices is acceptable
83. n gz pn Tumnmoa J call Ze lt M 2 N Two channel safety gate monitoring cross monitoring A failure of one of the proximity switches or a crossover in with automatic reset their supply lines does not lead to a failure of the safety The safety switching device and the contactor K3 are gate monitoring The problem is detected before the next switched on when the output of the proximity switch S1 switching on process issues a HIGH signal the output of the proximity switch S2 issues a LOW signal and the feedback circuit NC contact K3 is closed If S1 issues a LOW signal and or S2 issues a HIGH signal the safety switching device and the contactor K3 are switched off BE UUUUUls u A ncqccuu M Wieland Electric GmbH Benzstralge 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 2 10 BA000383 02 2007 Subject to technical modifications SNO 4062K Safety Gate Two Channel Safety Gate Monitor Type of Device SNO 4062K Category Application acc to EN 954 1 3 Stop category acc to EN 60204 1 0 e 2 channel monitor e manual monitored reset e monitoring of external contactors EDM e Self test of command device e OSSD compatible Safety Sensors Electronic position switch type LSEO2 Moeller Remarks Notes 1 If the Safety devices are in the same control cabinet or protective wiring is used then 1 channel
84. n manual 0 A 282 SNO 4003K Emergency stop button manual monitor 0 A 151 1 4 SNO 4003K Emergency stop button manual monitor 1 A 158 1 5 SNE4004KV contact expansion OFF delay SNO 4062K Emergency stop button manual monitor 0 A 153 1 6 SNO 4062K Cable operated emergency switch manual monitor 0 A 218 1 7 SNO 5002K Emergency stop button manual monitor 0 A 284 1 1 3 samos 2 safety zones position switches manual monitor 0 19 A253 2 8 higher priority emergency stop OFF delay automatic samos 2 safety zones magnetic switches manual monitor 0 A 258 2 9 higher priority emergency stop samos 2 safety zones emergency stop buttons manual monitor 0 A 259 3 93 ESPE type 4 SC SNA 4064K Emergency stop button manual monitor 0 A 277 1 9 9 4 SNA 4043K Emergency stop button manual external 0 A 279 1 10 SNA 4063K Emergency stop button manual monitor 0 A 273 1 11 SNL 4062K ESPE type 2 SC emergency stop button manual 0 A 241 3 2 SNO 4062K Emergency stop button manual monitor 0 A 154 1 12 SNO 4062K Emergency stop button contact expansion manual monitor 0 A 157 1 13 SNE 4004K SNO 4062K Cable operated emergency switch manual monitor 0 A 216 1 14 SNO 4062K Emergency stop button contact expansion manual monitor 0 A 235 SNE 4008S SNO 4063K Emergency stop button manual monitor 0 A 225 1 16 SNT 4M63K Emergency stop button manual monitor 0 A 228 1e 17 4 3 SNV 4063KL Emergency stop button OFF delay manual monitor 1 A 173 1 18 acc
85. ncy stop button or a cross circuit between its feed cables does not lead to a failure of the emergency stop device The problem is detected during the next switching on process EE Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 1 11 Emergency Stop SNO 4062K Two Channel Emergency Stop Monitor Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors Remarks Notes ll Aa Reset S2 K3 Al A2 L 4 21 522 S31 M p 4 ST ST2 22 M N Two channel emergency stop monitoring cross monitoring with manual monitored reset The safety switching device and the contactors K3 K4 are switched on when the emergency stop button is unlocked the feedback circuit NC contacts K3 K4 is closed and the reset button is actuated and released again When the emergency stop button is actuated the safety switching device and the contactors K3 K4 switch off 6 5 4 21 11 33 12 31 22 SNO 4062K 4 0 e 2 channel monitor e cross monitoring e manual monitored reset e monitoring of external contactors EDM Emergency stop button 4 Al 533 534 535 13 23 24 31 5 34 535 l2 il 14 24 32
86. ncy stop Cable operated emergency switch Cat 4 1 14 A 217 SNO 4062KM Safety mat Safety mat NC contacts Cat 2 D 2 A 218 SNO 4062K Emergency stop Cable operated emergency switch Cat 2 1 7 A 219 SNO 4062K Safety gate Position switch Cat 2 2 4 A 220 SNV 4063KL Safety gate Position switch OFF delay Cat 2 2 6 A 221 SNT 4M63K Safety gate Position switches synchrocheck Cat 4 2 22 A 222 SNT 4M63K Safety gate Position switches synchrocheck Cat 4 2 23 A 225 SNO 4063K Emergency stop Emergency stop button Cat 4 1 16 A 226 SNO 4063K Safety gate Position switches synchrocheck Cat 4 2 20 A 228 SNT 4M63K Emergency stop Emergency stop button Cat 4 1 17 A 229 SNO 4062K Light curtain ESPE type 4 SC Cat 4 3 7 A 230 SNO 4062K Safety gate Electronic position switch Cat 3 2 11 A 232 SNT 4M63K Safety gate Position switch with tumbler Cat 3 2 12 A 233 SNT 4M63K Safety gate Magnetic switch Cat 4 2 24 A 234 SNT 4M63K Safety gate Magnetic switch Cat 4 2 25 A 235 SNO 4062K Emergency stop Emergency stop button contact expansion Cat 4 1 15 SNE 4008S A 241 SNL 4062K Light curtain ESPE type 2 SC emergency stop button Cat 2 3 2 A 242 SNO 4062K Safety gate Electronic position switch Cat 2 2 5 A 243 SNO 4062K Safety gate Electronic position switches Cat 4 2 19 A 244 SNO 4063K Safety gate Electronic position switches Cat 4 2 21 A 253 Samos Safety gate emergency
87. ncy stop button Cat 3 Light curtain ESPE type 4 SC Cat 4 Emergency stop Emergency stop button Cat 4 Combustion plant Temperature monitoring equipment contact expansion Light curtain ESPE type 4 SC Cat 4 Emergency stop Emergency stop button Cat 2 Safety gate Position switch Cat 2 Emergency stop Emergency stop button Cat 2 Safety gate Position switch Cat 2 instantaneous delayed enables Every application is assigned a unique company wide ID number that is used consistently throughout all Wieland Electric documentation The application number facilitates finding the desired applications Page 1 11 2 9 o 2 1 92 1 99 eee N h5 Co J e NION OION gt EE Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications l 9 Emergency Stop SO NEC e NEN Wieland Electric GmbH Benzstrafe 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications Overview Emergency Stop Cat Device Safety sensors Reset Stop Applica Page egory Features start and restart inhibit categorytion A number 2 SNA 4064K Emergency stop button manual monitor 0 A 276 1 2 SNL 4062K ESPE type 2 SC emergency stop button manual 0 A 241 38 SNO 2004K Emergency stop butto
88. ndby time has elapsed When the emergency stop button is actuated the safety switching device and the contactor K3 switch off SNO 4003K AC DC 24 V 1 channel monitor ground fault detection manual monitored reset monitoring of external contactors EDM Emergency stop button 1 Requirements for SK3 application according to the EN954 1 are as follows A short circuit that bypasses the emergency stop button must be avoided appropriate wiring The emergency stop button must be equipped with positively opening contacts 2 If the Safety devices are in the same control cabinet or protective wiring is used then 1 channel control of the contactors expansion devices is acceptable 2 O e e e e rcs K3 MM lo uuo e a w 1 KS 221 8 3 Caution The protective devices must be tested regularly via machine control or manually organizational measure Category 2 according to EN 954 1 can only be attained when an automatic warning is issued on actuator failure or the machine control initiates a safe status Otherwise a second switch off method is necessary T Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 1 4 BA000383 02 2007 Subject to technical modifications SNO 4003K SNE 4004KV Emergency Stop Single Channel Emergency Stop Monitor with Contact Expansion and OFF Delay Type of Device SNO 4003K SNE
89. nfirm that no voltage is present e Ground the phases and short to ground Protect against adjacent live components using guards and barriers Protection Types Protection type according to EN 60529 Limited contact protection Housing terminals IP 40 IP 20 Finger proof DIN EN 50274 B Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 1 2 BA000383 02 2007 Subject to technical modifications User s Manual Information Proper Use The safety applications described in this manual serve to protect people the environment the machine and the material according to the valid EU occupational health and safety directive 89 391 EEC the machinery directive 98 37 EC the use of work equipment directive 89 655 EEC as well as the statutory regulations and standards applicable in other countries e g USA with OSHA 29 CFR 1910 xxx safety standards OSHA 3067 concepts and technologies for machine safety and NPFA 70 NFPA 79 ANSI B11 product liability If the safety switching devices are properly maintained and used for their intended purpose they will not normally cause damage to property or present health hazards However improper configuration installation maintenance or operation of the system or machine ignoring the instructions in this manual or intervention by insufficiently qualified personnel may result in connected actuators such
90. ng device and the contactors K3 K4 are switched on when the emergency stop button is unlocked the light barriers are uninterrupted the feedback circuit NC contacts K3 K4 is closed and the reset button is actuated When one of the light barriers is interrupted or the emergency stop button is actuated the safety relay and the contactors K3 K4 switch off SNL 4062K 1 channel monitor ground fault detection manual reset monitoring of external contactors EDM ESPE type 2 semiconductor OSSD has high level when the switch is in OK position 2 O e e e e r A 33 534 22 Al A2 833534 XIX l 1 1 l Bs RESET OVR Ze SE 2 fd CONTROL LOGIC in SUPPLY H I l l 1 J 13 23 31 Y42 4 l B B 3 Y12Y41 Y22Y42 M 24 3 SE SEEN n Tus liga The failure of one of the light barriers or a crossover either in their supply lines or of the emergency stop button does not lead to a failure in the safety functioning The problem is detected before the next switching on process Caution For the application depicted here the function selector on the bottom of the device must be set as follows S51 O0N S2 O0FF 3 ON B Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 3 2 BA000383 02 2007 Subject to technical modifications Samos Light Curtain Two Safety Zones Mo
91. nitor Emergency Stop and Zone Monitor with Light Curtain Output Expansion Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors Remarks Notes L1 L BWS Typ 4 Empfanger ESPE Type 4 Receiver l l OSSD1 OSSD2 E Not Aus rd E Stop Not Aus Am E Stop q Two channel emergency stop and zone monitoring with light curtain emergency stop has priority over the light curtain function In case of emergency stop all contactors K3 to K6 switch off immediately Start after emergency stop and after power on is with reset S3 and S4 SA BM S1 SA OR S1 2 channel monitor cross monitoring using the light curtains ground fault detection manual monitored reset monitoring of external contactors EDM self test of OSSD Emergency stop buttons ESPE type 4 semiconductor 1 OSSD has high level when the switch is in OK position 2 samos modules and contactors in the same enclosure e e e e oe o OW OUTPUT A259 C If light curtain LC1 e g C4000 M4000 30 FGS from Sick is interrupted only K5 and K6 are switched off After the light curtain is enabled and the feedback loop is success fully checked group B can be reset via the reset S4 T M llllllllll lnll 11 Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland el
92. on A number 2 SNO 2004K Position switch automatic 0 A 283 2 2 SNO 4003K Position switch automatic 0 A 152 2 39 1 SNO 4062K Position switch automatic 0 A 219 2 4 SNO 4062K Electronic position switch manual monitor 0 A 242 2 8 5 SNV 4063KL Position switch OFF delay automatic 1 A 220 2 6 SNO 5002K Position switch automatic 0 A 285 2 7 9 samos 2 safety zones position switches manual monitor 01 A263 2 8 higher priority emergency stop OFF delay automatic samos 2 safety zones magnetic switches manual monitor 0 A 258 2 9 higher priority emergency stop SNO 4062K 3 wire proximity sensors SC automatic 0 A 165 2 10 SNO 4062K Electronic position switch manual monitor 0 A 230 2 11 SNT 4M63K Position switch with tumbler automatic 0 A 232 2 712 SNV 4063KL Position switch with tumbler OFF delay automatic 1 A 181 2 13 SNV 4063KP Position switch with tumbler ON delay manual monitor 1 A 176 2 14 4 samos Emergency stop button manual monitor 1 A 268 2 15 position switches ESPE type 4 SC inductive sensor OFF delay samos Position switches key lock switch automatic 1 A 269 2 16 OFF delay SNA 4043K Position switches automatic 0 A 274 2 9717 SNO 4062K Position switches synchrocheck automatic 0 A 155 2 18 SNO 4062K Electronic position switches automatic 0 A 243 2 19 SNO 4063K Position switches synchrocheck automatic 0 A 226 2 20 SNO 4063K Electronic position switches automatic 0 A 244 2 21 SNT 4M63K Position switches synchrocheck a
93. op and safety gate monitor OFF Pluggable spring tech connection R1 188 2230 0 SNV 4076SL C 30s DC 24 V Emergency stop and safety gate monitor OFF Pluggable spring tech connection R1 188 2080 0 SNV 4076SL C 30s AC 115 230 V Emergency stop and safety gate monitor OFF Pluggable spring tech connection R1 188 2260 0 SNV 4076SL C 300s DC 24 V Emergency stop and safety gate monitor OFF Pluggable spring tech connection R1 188 2110 0 SNV 4076SL C 300s AC 115 230 V Emergency stop and safety gate monitor OFF Pluggable spring tech connection R1 188 2290 0 SNV 4274SL 3s DC 24 V Safe time dely relay OFF Fixed screw connection R1 188 2460 0 SNV 4274SL 3s AC115 230V Safe time dely relay OFF Fixed screw connection R1 188 2640 0 SNV 42745SL 30s DC 24 V Safe time dely relay OFF Fixed screw connection R1 188 2490 0 SNV 4274SL 30s AC 115 230 V Safe time dely relay OFF Fixed screw connection R1 188 2670 0 SNV 4274SL 300s DC 24 V Safe time dely relay OFF Fixed screw connection R1 188 2520 0 SNV 4274SL 300s AC 115 230 V Safe time dely relay OFF Fixed screw connection R1 188 2700 0 SNV 4274SL A 3s DC 24 V Safe time dely relay OFF Pluggable screw connection R1 188 2470 0 SNV 42745SL A 3s AC 115 230 V Safe time dely relay OFF Pluggable screw connection R1 188 2650 0 SNV 4274SL A 30s DC 24 V Safe time dely relay OFF Pluggable screw connection R1 188 2500 0 SNV 4274SL A 30s AC 115 230 V Safe time dely relay OFF Pluggable screw connection R1 188 2680 0
94. operating personnel only EN 574 Note In order to trigger the hazardous operation step both operating components must be operated simultaneously Synchronous monitoring time If only one of the two actuators is released during this hazardous movement the enable is released immediately Continuation of the hazardous operation step can only be achieved if both operating components have returned to their initial state and are operated again Uncontrolled stop Safe stopping process gt Stop category Wiring By taking special measures while wiring for example separate wiring of 2 channel applications or protected wiring users can exclude faults due to short circuits in the sensor wiring for example cross monitoring Lm Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications A 9 Part Numbers Type Rated Brief description Terminals Part voltage number samos SA BM S1 4EKL A 0 5s DC 24 V Master base module programming via switches Pluggable screw connection R1 180 0010 0 SA BM S1 4EKL A 0 50s DC 24 V Master base module programming via switches Pluggable screw connection R1 180 0020 0 SA BM S1 4EKL A 0 5min DC 24 V Master base module programming via switches Pluggable screw connection R1 180 0030 0 SA BM
95. ormation on connecting position switches in series e e e e e oco rr L1 sasssa Tui 13 23 33 Al A2 Magnetschalter bet tigt kodierter Magnet Magnetic switch actuated coded magnet Schutzt r geschlossen i Safety Gate i closed N Two channel safety gate monitoring cross monitoring with automatic reset The safety switching device and the contactors K3 K4 are switched on when the NC contact S2 of the magnetic switch is closed the NO contact S10f the magnetic switch is open and the feedback circuit NC contacts K3 K4 is closed If the NC contact S2 of the magnetic switch is opened and the NO contact S1 of the magnetic switch is closed the safety switching device and the contactors K3 K4 are switched off 7 GE 34 35 KS221 7 9 A233 C A failure of one of the contacts of the magnetic switch or a crossover in its supply lines does not lead to a failure of the safety gate monitoring The problem is detected before the next switching on process BE UUUUUls u A ncqccuu M Wieland Electric GmbH Benzstralge 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 2 24 BA000383 02 2007 Subject to technical modifications SNT 4M63K Safety Gate Two Channel Safety Gate Monitor with Magnetic Switch Type of Device SNT 4M63K AC DC 24 V
96. pplication acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors SNO 4062K 2 0 e channel monitor e automatic reset e monitoring of external contactors EDM Position switch Remarks Notes 1 If the Safety devices are in the same control cabinet or protective wiring is used then 1 channel control of the contactors expansion devices is acceptable 2 Refer to the Section Terms for information on connecting position switches in series L L1 K3 Al sns BAR gt MAX 34 35 13 23 31 A o Q i l l fe n I K3 e p Schutzt r l geschlossen S Sem s S92 4432 Zi Safety Gate l oi closed L mear mamma 4 Z K3 lt L M 2 N Single channel safety gate monitoring with manual reset The safety switching device and the contactor K3 are switched on when the NC contact of the position switch and the feedback circuit NC contact K3 are closed If the NC contact of the position switch is opened the safety switching device and the contactor K3 switch off Caution The protective devices must be tested regularly via machine control or manually organizational measure Category 2 according to EN 954 1 can only be attained when an automatic warning is issued on actuator failure or the machine control initiates a safe status Otherwise a second switch off method is necessary B Wieland Electric GmbH Benzstr
97. ppropriate time intervals detected during this test 3 The requirements of B and application of When the individual fault occurs the proven safety principles must be the safety function is always main fulfilled Safety related parts must be tained Some but not all faults are designed in a way that a single fault in any detected An accumulation of of these parts does not cause failure of the undetected faults may cause safety functions and that this single fault is failure of the safety functions Mainly detected whenever it is reasonably characterized by possible the structure 4 The requirements of B and application of When faults occur the safety the proven safety principles must be function is always maintained The fulfilled Safety related parts must be faults are detected in time in order designed in a way that a single fault in any to prevent failure of the safety of these parts does not cause failure of the functions safety functions and that this single fault is detected during or prior to the demand for the safety functions or if this is not possible an accumulation of errors shall not cause failure of the safety functions 0 Risk evaluation will determine whether an entire or partial failure of the safety function s caused by faults is acceptable T M llllllllll lnll 11 Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www
98. r 0 A 259 a eG ESPE type 4 SC 4 samos ESPE type 4 SC muting sensors manual monitor 0 A 267 384 samos Emergency stop button position switch manual monitor 1 A 268 2 15 ESPE type 4 SC inductive sensor OFF delay SNA 4064K ESPE type 4 SC manual monitor 0 A 278 3 5 SNE 4003K ESPE type 4 SC external 0 A 281 3 6 SNO 4062K ESPE type 4 SC manual monitor 0 A 229 9 D acc to EN 954 1 acc to EN 60204 1 T M llllllllll lnll 11 Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 3 1 Light Curtain SNL 4062K One Channel Light Curtain Monitor ESPE type 2 and Emergency Stop Monitor Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors Remarks Notes BWS Typ 2 ESPE type 2 BWS 3 Empfanger Sender Receiver ESPE 3 Emitter x EN g Test Aktivier eingang Ausgang I Test input Oulput i activation input Sender Emitter Test Aktivier eingang Test input activation input Empfanger Receiver Sender Emitter Test Aktivier eingang Test input activation input Empfanger peo LT Ausgang Output hed One channel light curtain monitoring ESPE type 2 and emergency stop monitoring with manual reset The safety switchi
99. rew connection R1 188 0650 0 SNV 4063KP 1 5 30s DC 24 V Emergency stop and safety gate monitor ON Fixed screw connection R1 188 0670 0 SNV 4063KP A 0 15 3s DC 24 V Emergency stop and safety gate monitor ON Pluggable screw connection R1 188 0660 0 SNV 4063KP A 1 5 30s DC 24 V Emergency stop and safety gate monitor ON Pluggable screw connection R1 188 0680 0 SNV 40745SL 3s DC 24 V Emergency stop and safety gate monitor OFF Fixed screw connection R1 188 2120 0 SNV 4074SL 3s AC 115 230 V Emergency stop and safety gate monitor OFF Fixed screw connection R1 188 2300 0 SNV 4074SL 30s DC 24 V Emergency stop and safety gate monitor OFF Fixed screw connection R1 188 2150 0 SNV 4074SL 30s AC 115 230 V Emergency stop and safety gate monitor OFF Fixed screw connection R1 188 2330 0 SNV 4074SL 300s DC 24 V Emergency stop and safety gate monitor OFF Fixed screw connection R1 188 2180 0 SNV 4074SL 300s AC 115 230 V Emergency stop and safety gate monitor OFF Fixed screw connection R1 188 2360 0 SNV 4074SL A 3s DC 24 V Emergency stop and safety gate monitor OFF Pluggable screw connection R1 188 2130 0 SNV 4074SL A 3s AC 115 230 V Emergency stop and safety gate monitor OFF Pluggable screw connection R1 188 2310 0 SNV 4074SL A 30s DC 24 V Emergency stop and safety gate monitor OFF Pluggable screw connection R1 188 2160 0 SNV 4074SL A 30s AC 115 230 V Emergency stop and safety gate monitor OFF Pluggable screw connection R1 188 2340 0 SNV 4074SL A 300s DC
100. ric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 2 16 BA000383 02 2007 Subject to technical modifications SNA 4043K Safety Gate Two Channel Safety Gate Monitor Type of Device SNA 4043K all voltage versions Category Application acc to EN 954 1 4 Stop category acc to EN 60204 1 0 Application Features e 2 channel monitor e cross monitoring e ground fault detection e automatic reset e monitoring of external contactors EDM e no synchrocheck available Safety Sensors Position switches Remarks Notes Refer to the Section Terms for information on connecting position switches in series L4 1 I UL e S1 uon dh E E dump spa RISE MM 34 13 23 3 4 Schutzt r i K3 l geschlossen l i ANA Safety Gate AEK svp i closed BN SEE uA p K4 4 K4 I l i l 6 D E j 1 S2 52 22 14 24 344 42 zc 2 L nz uu Tus pUT2 J zk AK M X N lt Two channel safety gate monitoring cross monitoring A failure of one of the position switches or a crossover in with automatic reset their supply lines does not lead to a failure of the safety The safety switching device and the contactors K3 K4 are gate monitoring The problem is detected before the next switched on when the NC contact of position switch S1 switching on process the NO contact of position switch S2
101. s be powered by a common power supply unit e he external power supply unit must comply with the regulations for safety and protection extra low voltage systems SELV PELV acc to IEC 60536 and DIN EN 50178 Electronic Equipment for Use in Power Installations e In general a protective circuit i e an RC combination must be implemented when connecting inductive loads I e valves or contactors Exclusion Of Liability The application examples and circuitry suggestions have been developed to the state of the art and our best knowl edge Nonetheless Wieland cannot accept liability for the correctness and completeness of the information The information does not have the legal status of guarantees or guaranteed qualities Brand Names All brands mentioned in this manual and where applicable third party registered trademarks are subject without restriction to the valid legal terms and property rights of the particular registered owner The use of a brand name itself does not necessarily imply that it is not protected by a third party samos is a registered brand name of Wieland Electric GmbH All rights reserved EE Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 1 3 Overview According to Device Types Cat Application Safety sensors Reset Stop Applica Page egory
102. s of sensors The Wieland Electric master base module of the samos system is the first multifunction safety switching device in the world in a 22 5 mm housing This state of the art technology offering a maximum in safety is currently being developed by Schleicher Electronic which has more than Enabling button 15 years of experience in this field Of course we adhere to the latest standards e g IEC 61508 Most types are also available with pluggable connectors screws or spring technology for time saving maintenance Muting sensor Key lock switch Two hand control Functions e Emergency stop with or without cross monitoring e Safety gate monitoring also with coded magnetic switches Safety mat e Controlled stop with settable OFF delay up to 5 minutes with or without retriggering e Light barrier monitoring with testable self testing sensors ESPE type 2 and 4 Position monitoring with testable inductive sensors PDF Access delay Static valve monitoring 4 wire safety mat monitoring Two hand applications to EN 574 type IIIA and IIIC Automatic or manual reset start and restart inhibit Laser scanner Reset eo00000009990Q Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 1 1 User s Manual Information About this manual What Does This Manual Describe This manual describes
103. ses contactors the K5 K6 to switch off After the set cross monitoring and automatic reset OFF delay has elapsed the tumbler magnet is demagnetized The position of the safety gate is monitored via channel 1 and the safety gate can be opened The safety gate is S12 and the latching via channel 2 S22 When the gate immediately enabled when the voltage supply is switched and the feedback circuit NC contacts K5 K6 are both off With two channel monitoring both channels must be closed the ON button S2 is activated and all enabling opened and closed in parallel before the safety gate can be current paths as well as the contactors K5 K6 switch on once again enabled immediately Issuing the stop command via S1 immediately EE Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 2 13 Safety Gate SNV 4063KP Two Channel Safety Gate Monitor Tumbler Activated by Spring Technology Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors Remarks Notes s sn sn Schutzt r geschlossen safety Gate closed Two channel safety gate monitoring with latching cross monitoring and manual monitored reset The position of the safety gate is monitored via channel 1 S12 and the latching via channel 2 S22
104. t NC contact K3 is closed and the reset button is actuated and released again When the emergency stop button is actuated the safety switching device and the contactor K3 switch off 34 35 13 23 31 Las eee e e Caution The protective devices must be tested regularly via machine control or manually organizational measure Category 2 according to EN 954 1 can only be attained when an automatic warning is issued on actuator failure or the machine control initiates a safe status Otherwise a second switch off method is necessary B Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 1 6 BA000383 02 2007 Subject to technical modifications SNO 4062K Emergency Stop ee Single Channel Emergency Stop Monitor with Cable Operated Emergency Switch Type of Device SNO 4062K Category Application acc to EN 954 1 2 Stop category acc to EN 60204 1 0 Application Features e 1 channel monitor e manual monitored reset e monitoring of external contactors EDM Safety Sensors Cable operated emergency switch Remarks Notes If the Safety devices are in the same control cabinet or protective wiring is used then 1 channel control of the contactors expansion devices is acceptable L L1 Reset S2 K3 S SS 3S E Seilzugschalter possc pALISSSISMISS E 09023 2E ISE E 3 rastend MA 34 535
105. tech connection R1 188 1940 0 SNA 4044K AC DC 24 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1730 0 SNA 4044K AC 42 48 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1740 0 SNA 4044K AC 115 120 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1750 0 SNA 4044K AC 230 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1760 0 SNA 4044K A AC DC 24 V Emergency stop and safety gate monitor Pluggable screw connection R1 188 1860 0 SNA 4044K C AC DC 24 V Emergency stop and safety gate monitor Pluggable spring tech connection R1 188 1960 0 SNA 4063K AC DC 24 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1620 0 SNA 4063K AC 42 48 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1720 0 SNA 4063K AC 115 120 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1420 0 SNA 4063K AC 230 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1430 0 SNA 4063K A AC DC 24 V Emergency stop and safety gate monitor Pluggable screw connection R1 188 1440 0 SNA 4063K C AC DC 24 V Emergency stop and safety gate monitor Pluggable spring tech connection R1 188 1950 0 SNA 4064K AC DC 24 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1770 0 SNA 4064K AC 42 48 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1780 0 SNA 4064K AC 115 120 V Emergency stop and safety gate moni
106. th MS1 is opened K1 With two channel monitoring a parallel opening closing and K2 are switched off When the safety gate monitored and closing opening of both channels is required for a new with MS2 is opened K3 and K4 are switched off In case of enabling emergency stop via S1 all contactors K1 to K4 are switched off With button S2 you can reset the safety system while the safety devices are closed P C l ll ll lll 1l Il IL LY Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 2 9 Safety Gate SNO 4062K Two Channel Safety Gate Monitor with Proximity Sensors Type of Device SNO 4062K Category Application acc to EN 954 1 3 Stop category acc to EN 60204 1 0 e 2 channel monitor e cross monitoring e automatic reset e monitoring of external contactors EDM e OSSD compatible Application Features Safety Sensors 3 wire proximity sensors with semiconductor outputs Types 1 IF 5249 S2 IF 5251 ifm Remarks Notes Refer to the Section Terms for information on connecting position switches in series L L1 i RN ASAS BBAT 4 En MNA 34 535 13 23 31 LM A P i 9 i i xe NE GE LOGIC mar ZK Y Y 1 sm CAT l eee S ans Gee L ex l gnsunss si sns 4432 zi eI J
107. that can be applied to all machines devices and Machine Safety basic terms general design principles installations such as EN 1050 Safety of Machines Risk e EN 418 evaluation Machine Safety emergency stop equipment functional aspects general design principles Type B standards group safety standards e EN 574 Dealing with one safety aspect or one type of safety Machine Safety two hand control stations functional related equipment that can be used across a wide range of aspects general design principles machines devices and installations e EN 954 1 Type B1 standards relate to special safety aspects for Machine Safety safety related parts of control example safety distances surface temperature noise Part 1 General Design Principles Type B2 standards relate to safety related devices for e EN 1050 EN ISO 14121 example two hand controls locking devices contact mats Machine Safety principles for risk assessment isolating protective equipment e EN 1088 Machine Safety interlocking devices associated with Type C standards machine safety standards guards Specific standards contain all detailed safety requirements e EN 60204 1 for a particular machine or group of machines Specific Machine Safety electrical equipment of machines standards include also specific safety characteristics of Part 1 General Requirements single machines or machine groups about 400 C standards e EN 61496 1 exist Machine Safety
108. the feedback circuit NC contacts K3 K4 are closed If one of the contacts of either position switch is opened the safety switching device and the contactors K3 K4 are switched off Schutzt r geschlossen Safety Gate closed KS 221 7 2 L A155 A A failure of one of the position switches or a crossover in their supply lines does not lead to a failure of the safety gate monitoring The problem is detected before the next switching on process BE UUUUUls u A ncqccuu M Wieland Electric GmbH Benzstralge 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 2 18 BA000383 02 2007 Subject to technical modifications SNO 4062K Safety Gate Two Channel Safety Gate Monitor Type of Device SNO 4062K Category Application acc to EN 954 1 4 Stop category acc to EN 60204 1 0 Application Features e 2 channel monitor e cross monitoring using the switches e ground fault detection e automatic reset e monitoring of external contactors EDM e Self test of command device e OSSD compatible Safety Sensors Electronic position switches type LSE11 Moeller Remarks Notes 1 Refer to the Section Terms for information on connecting position switches in series 2 OSSD has high level when the switch is in OK position L L1 ll Schutzt r geschlossen eg Safety Gate closed 1
109. ton is actuated the safety switching device the expansion device and the contactors K5 K6 switch off A failure of one of the switching elements of the emergency stop button or a cross circuit between its feed cables does not lead to a failure of the emergency stop device The problem is detected during the next switching on process MC can M P ilL LLL LLLLLLLLLLLLLLLLLLIIIYYYJYTL Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 1 15 Emergency Stop SNO 4063K Two Channel Emergency Stop Monitor Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors Remarks Notes Two channel emergency stop monitoring cross monitoring with manual monitored reset The safety switching device and the contactors K3 K4 are switched on when the emergency stop button is unlocked the feedback circuit NC contacts K3 K4 is closed and the reset button is actuated and released again When the emergency stop button is actuated the safety switching device and the contactors K3 K4 switch off SNO 4063K AC DC 24 V 2 channel monitor cross monitoring ground fault detection manual monitored reset monitoring of external contactors EDM Emergency stop button 4 0 e e e
110. top category O Two hand Control Two channel two hand control type Ill C category 4 stop category O Safety Mat Single channel or two channel safety mat monitors categories 2 and 3 stop category O Lift Two channel position monitoring of a lift cage Combustion Plant Combustion control contact expansion single channel monitor Appendix Standards and Regulations Safety Technology Terms Part Numbers Overview of Devices Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications Introduction B Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications Safety Switching Devices Wieland Electric Safety Switching Devices for Various Applications and Safety Sensors Emergency Stop Position switch Electro magnetic switch Light Curtain Testable light barrier Wieland Electric offers safety switching devices for all standard industrial applications They combine outstanding performance features economic installation removal and a high degree of environmental compatibility in the least amount of space The devices are characterized by their multifunctional use and their ability for monitoring various type
111. tor Fixed screw connection R1 188 1790 0 SNA 4064K AC 230 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1800 0 SNA 4064K A AC DC 24 V Emergency stop and safety gate monitor Pluggable screw connection R1 188 1900 0 SNA 4064K C AC DC 24 V Emergency stop and safety gate monitor Pluggable spring tech connection R1 188 1970 0 B Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com A 10 BA000383 02 2007 Subject to technical modifications Part Numbers Type Rated Brief description Terminals Part voltage number SNE 4003K DC 24 V Contact expansion device Fixed screw connection R1 188 1330 0 SNE 4003K A DC 24 V Contact expansion device Pluggable screw connection R1 188 1340 0 SNE 4004K AC DC 24 V Contact expansion device Fixed screw connection R1 188 0520 0 SNE 4004K A AC DC 24 V Contact expansion device Pluggable screw connection R1 188 0590 0 SNE 4004K C AC DC 24 V Contact expansion device Pluggable spring tech connection R1 188 1980 0 SNE 4004KV 0 5s DC 24 V Contact expansion device OFF Fixed screw connection R1 188 0550 0 SNE 4004KV 1s DC 24 V Contact expansion device OFF Fixed screw connection R1 188 0560 0 SNE 4004KV 2s DC 24 V Contact expansion device OFF Fixed screw connection R1 188 0570 0 SNE 4004KV 3s DC 24 V Contact expansion device OFF Fixed screw connection R1 188 0580 0 SNE 4004KV A 0 5s DC 24 V Contact expansion device OFF Pl
112. tors K5 K6 are A failure of one of the switching elements of the switched on and the brake is released by K7 when the emergency stop button or a cross circuit between its feed emergency stop button is unlocked the feedback circuit cables does not lead to a failure of the emergency stop NC contacts K5 K6 K7 is closed and the reset button is device The problem is detected during the next switching actuated and released again When the emergency stop on process button is actuated the drive control enable input is switched off and the drive is powered down After the BE UUUUUls u A ncqccuu M Wieland Electric GmbH Benzstralge 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 1 18 BA000383 02 2007 Subject to technical modifications T M llllllllll lnll 11 Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 1 19 Safety Gate SO NEC e NEN Wieland Electric GmbH Benzstrafe 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications Overview Safety Gate Cat Device Safety sensors Reset Stop Applica Page egory Features start and restart inhibit categoryti
113. trol or manually organizational measure NC contacts K3 K4 K5 is closed and the reset button is Category 2 according to EN 954 1 can only be attained actuated after the standby time has elapsed When the when an automatic warning is issued on actuator failure or emergency stop button is actuated the drive control the machine control initiates a safe status Otherwise a enable input is switched off and the drive is powered second switch off method is necessary EEE Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 1 5 Emergency Stop SNO 4062K Single Channel Emergency Stop Monitor Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors Remarks Notes L1 Il Reset S2 K3 SNO 4062K 2 0 e 1 channel monitor e manual monitored reset e monitoring of external contactors EDM Emergency stop button If the Safety devices are in the same control cabinet or protective wiring is used then 1 channel control of the contactors expansion devices is acceptable pum EIN 13 23 24 31 Al A2 Single channel emergency stop monitoring with manual monitored reset The safety switching device and the contactor K3 are switched on when the emergency stop button is unlocked the feedback circui
114. ty switches for safety functions consist of the components sensor active part evaluation device including the safety outputs and operating device defined object Position switch is part of a locking unit within isolating protective equipment It changes a switching state dependent on a mechanically triggered control command There are position switches with or without locking mechanism Safety gate monitor Note Position switches belong to the safety related control functions They can only be series connected when it is certain that no safety gates are simultaneously opened or regular inspection is guaranteed Otherwise faults could be masked leading in an increase in faults reducing safety functionality As this is difficult to identify in practice all safety gates need to be monitored simultaneously Reset buttons within SDs function as restart inhibit that is only released by pressing Safety mats safety plates safety strips safety edges change their switching state when being stepped on safety mat or deformed switching strips switching edges EN 1760 1 2 Cable operated switches cause a stop category O if an emergency trip wire is pulled or the cable tears apart Stop category Enable switches must be actuated manually in order to release the protective effect of protective equipment With this switch alone no hazardous states may be enabled a second deliberate command is required for t
115. ug 024 i AR adaaba E ZEE l ILSE11 OV KA MA acne S1 Na 2 s 3 12 31 22 S Il ue MEE 92 Q14 LSE11 OVY Lina NN d b Z K Zl lt M x N lt Two channel safety gate monitoring cross monitoring LOW signal the safety switching device and the contactors with automatic reset K3 K4 switch off The safety switching device and the contactors K3 K4 are A failure of one of the position switches or a crossover switched on when the output Q2 of the actuated position in their supply lines does not lead to a failure of the safety switch S1 and the output Q1 of the non actuated position gate monitoring The problem is detected before the next switch S2 both issue a HIGH signal and the feedback switching on process circuit NC contacts K3 K4 is closed If either one or both of the outputs Q1 or Q2 of the position switch issue a EE Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 2 19 Safety Gate SNO 4063K Two Channel Safety Gate Monitor Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors Remarks Notes echutzt r geschlossen Safety Gate closed SNO 4063K AC 230 V 2 channel monitor cross monitoring ground fault detection a
116. uggable screw connection R1 188 0460 0 SNE 4004KV A 1s DC 24 V Contact expansion device OFF Pluggable screw connection R1 188 0470 0 SNE 4004KV A 2s DC 24 V Contact expansion device OFF Pluggable screw connection R1 188 0480 0 SNE 4004KV A 3s DC 24 V Contact expansion device OFF Pluggable screw connection R1 188 0490 0 SNE 4008S AC DC 24 V Contact expansion device Fixed screw connection R1 188 1290 0 SNE 4008S A AC DC 24 V Contact expansion device Pluggable screw connection R1 188 1300 0 SNL 4062K DC 24 V Light curtain monitor Fixed screw connection R1 188 0750 1 SNL 4062K A DC 24 V Light curtain monitor Pluggable screw connection R1 188 0830 1 SNO 2004K AC DC 24 V Emergency stop and safety gate monitor Fixed screw connection R1 188 0410 3 SNO 2012 DC 24 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1090 1 SNO 2012 AC 120 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1080 1 SNO 2012 AC 230 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1100 1 SNO 4003K AC DC 24 V Emergency stop and safety gate monitor Fixed screw connection R1 188 0400 1 SNO 4003K AC 115 120 V Emergency stop and safety gate monitor Fixed screw connection R1 188 0880 1 SNO 4003K AC 230 V Emergency stop and safety gate monitor Fixed screw connection R1 188 0890 1 SNO 4003K A AC DC 24 V Emergency stop and safety gate monitor Pluggable screw connection R1 188 0500 1 SNO 4003K C AC DC 24 V Emergency stop and safety gate
117. ut BE UUU UuUlls eae uU Jg qq cc PEE EE qM Wieland Electric GmbH Benzstralge 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 1 10 BA000383 02 2007 Subject to technical modifications SNA 4063K Emergency Stop Two Channel Emergency Stop Monitor Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors SNA 4063K all voltage versions 2 channel monitor cross monitoring ground fault detection manual monitored reset monitoring of external contactors EDM Emergency stop button 4 0 e e e e e Remarks Notes L4 L1 I ii Not Aus AT E Stop SS i far sissy STATS TS 4 Al A2 34 13 23 33 4 i K3 yt i ew I i E bd i UD AG CH EE ME aes x i i 21 SH 12 52 22 14 24 34 42 zi l a L Tanz pou ah 4 Reset rm ra Z K4 lt M S e N lt Two channel emergency stop monitoring cross monitoring with manual monitored reset The safety switching device and the contactors K3 K4 are switched on when the emergency stop button is unlocked the feedback circuit NC contacts K3 K4 is closed and the reset button is actuated after the standby time has elapsed When the emergency stop button is actuated the safety switching device and the contactors K3 K4 switch off A failure of one of the switching elements of the emerge
118. utomatic 0 A 221 2 22 SNT 4M63K Position switches synchrocheck automatic 0 A 222 2 23 SNT 4M63K Magnetic switch automatic 0 A 233 2 24 SNT 4M63K Magnetic switch manual monitor 0 A 234 2 25 SNV 4063KL Position switches OFF delay automatic 1 A 174 2 26 acc to EN 954 1 2 acc to EN 60204 1 synchrocheck 3 instantaneous delayed enables T M llllllllll lnll 11 Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 2 1 Safety Gate SNO 2004K Single Channel Safety Gate Monitor Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors Remarks Notes SNO 2004K 1 channel monitor ground fault detection automatic reset monitoring of external contactors EDM Position switch 2 O e e e e 1 If the Safety devices are in the same control cabinet or protective wiring is used then 1 channel control of the contactors expansion devices is acceptable 2 Refer to the Section Terms for information on connecting position switches in series esc AA IS 1 Schutzt r MM NY BB geschlossen i Safety Gate ory losed A closed i K4 MA SUPPLY CONTROL LOGIC i l E l I i 14 24 Zi D E J Single channel safety gate
119. utomatic reset monitoring of external contactors EDM synchrocheck Position switches 1 Refer to the Section Terms for information on connecting position switches in series 2 Synchronous monitoring time ts Closing sequence S1 before 2 t 0 5 s S2 before S1 t v e e o e e oO rr 13 23 3 M KS 221 7 7 v d Z K4 A226 B Two channel safety gate monitoring cross monitoring with automatic reset The safety switching device and the contactors K3 K4 are switched on when the NC contact of position switch 1 the NO contact of position switch S2 and the feedback circuit NC contacts K3 K4 are closed If one of the contacts of either position switch is opened the safety switching device and the contactors K3 K4 are switched off A failure of one of the position switches or a crossover in their supply lines does not lead to a failure of the safety gate monitoring The problem is detected before the next switching on process BE UUPUPO DsJlss VlSP 9 9 H Wieland Electric GmbH Benzstralge 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 2 20 BA000383 02 2007 Subject to technical modifications SNO 4063K Safety Gate Two Channel Safety Gate Monitor Type of Device SNO 4063K AC DC 24 V Category Application acc to E
120. wieland Electrical Connections Application Manual Safety Application Examples for Planning Configuring Safety related Equipment for Machines and Plants BAO00383 02 2007 Subject to technical modifications Preface of the employers liability insurance association Berufsgenossenschaft The development of safety switching devices over the last 15 years has been such that hardly any limits for their application remain This manual gives users the information needed to install the safety switching devices consistent with the needs of the particular application There are technical solutions for different applications whether it be for emergency stop switching devices safety mat evaluation devices or evaluation units as part of a two hand control Over the years the development of safety switching devices has been accompanied by the Pr f und Zertifizierungsstelle des Fachausschuss Elektrotechnik English translation testing and certification body of the committee of experts for electronics Correlation with the valid product standards has been checked via a conformity assessment procedure the testing guideline GS ET 20 was developed especially for the various safety switching devices This testing guideline defines the specific testing requirements for the safety switching devices In recent years the rapidly developing technology has required constant updating of the testing requirements resulting in further deve
121. witch Safety Integrity Level SIL Term from EN 62061 as classification of machine safety Safety mats safety plates safety strips safety edges Transducers CO Err Wieland Electric GmbH Benzstrafse 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com A 8 BA000383 02 2007 Subject to technical modifications Terms Safety sensors Transducers Safety switching device Device used to evaluate safety related input signals and to generate safe output switching signals SC Abbreviation used here for semiconductor SD Safety device Shunt fault Electrically conducting connection short circuit between the safety relevant input channels of an gt SD Note A shunt fault can only occur with multi channel device control Signaling current path Generates a non safety related output signal Start Reset Start inhibit Function that prevents automatic machine start when the power supply of the gt SD is switched on or interrupted and switched on again Stop category EN 60204 1 Electrical machine shutdown is classified in categories O 1 and 2 Stop category 0 Uncontrolled stop through immediate switch off of the power to the machine s drive components Stop category 1 Controlled stop with interruption of the power supply upon arrival at the standstill position Stop category 2 Controlled stop with the power supply maintained in the standstil
122. witch manual monitor 0 A 242 z 1 Safety mat Safety mat NC contacts manual monitor 0 A 217 5e 2 3 Safety gate 3 wire proximity sensors SC automatic 0 A 165 2 10 Safety gate Electronic position switch manual monitor 0 A 230 2 11 Safety mat Safety mat NO contacts manual monitor 0 A 156 5e 3 4 Emergency stop Emergency stop button manual monitor 0 A 154 1 12 Emergency stop Cable operated emergency switch manual monitor 0 A 216 1 14 Emergency stop Emergency stop button contact expansion manual monitor 0 A 157 1 13 Emergency stop Emergency stop button contact expansion manual monitor 0 A 235 1 15 Safety gate Position switches synchrocheck automatic 0 A 155 2 18 Safety gate Electronic position switches automatic 0 A 243 2 719 Light curtain ESPE type 4 SC manual monitor 0 A 229 Se 7 SNO 4063K 4 Emergency stop Emergency stop button manual monitor 0 A 225 1 16 Safety gate Position switches synchrocheck automatic 0 A 226 2 20 Safety gate Electronic position switches automatic 0 A 244 2 2 SNO 5002K 2 Emergency stop Emergency stop button manual monitor 0 A 284 1 8 Safety gate Position switch automatic 0 A 28b 2 7 1 acc to EN 954 1 acc to EN 60204 1 3 instantaneous delayed enables not applicable lnlllllll1lllll1llllI IL IQ Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland ele
123. x 2i e RD Not Aus S1 E Stop Z K4 A154 A A failure of one of the switching elements of the emergency stop button or a cross circuit between its feed cables does not lead to a failure of the emergency stop device The problem is detected during the next switching on process B Wieland Electric GmbH Benzstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com 1 12 BA000383 02 2007 Subject to technical modifications SNO 4062K SNE 4004K Emergency Stop Two Channel Emergency Stop Monitor with Contact Expansion Type of Device SNO 4062K SNE 4004K Category Application acc to EN 954 1 4 Stop category acc to EN 60204 1 0 e 2 channel monitor e cross monitoring e ground fault detection e manual monitored reset e monitoring of the expansion device SNE and external Application Features contactors Safety Sensors Emergency stop button Remarks Notes The single channel wiring between the base device and the expansion device complies with Category 4 according to EN 954 1 as long as installation takes place within a control cabinet and is short circuit protected T Jr AR NU K4 J Reset 92 aupsEwpesp uISIM SER 3 r JuIRIRIS DSTAIS TS 4 l l Al 534 35 I3 29 3l 1 i MM Yl 13 23 33 43 51 6 l l I TEN i l LL S Po aa ee a m I KI v 1 18 eK yyy MJ E 15 zx Qr M7
124. xt switch S2 both issue a HIGH signal and the feedback switching on process circuit NC contacts K3 K4 is closed If either one or both of the outputs Q1 or Q2 of the position switch issue a EM M M Mq LL LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLIIIITJYTYJYJTLT Wieland Electric GmbH Benzstrafge 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com BA000383 02 2007 Subject to technical modifications 2 21 Safety Gate SNT 4M63K Two Channel Safety Gate Monitor Type of Device Category Application acc to EN 954 1 Stop category acc to EN 60204 1 Application Features Safety Sensors Remarks Notes Schutzt r geschlossen Safety Gate closed d Ti XU SNT 4M63K AC DC 24 V 2 channel monitor cross monitoring ground fault detection automatic reset synchrocheck monitoring of external contactors EDM Position switches 1 Automatic reset only occurs when both position switches are actuated 2 Refer to the Section Terms for information on connecting position switches in series 3 Synchronous monitoring time ts Closing sequence S1 before S2 t 0 5 s S2 before S1 t o e gt o e 9 e e oO rr KS221 7 9 A221 B Two channel safety gate monitoring cross monitoring with automatic reset The safety switching device and the contactors K3 K4 are switched on when the NC contact of position switch 1 the NO conta
125. y output module Pluggable spring tech connection R1 180 0430 0 SA OR S2 2RK C DC 24 V Relay output module Pluggable spring tech connection R1 180 0440 0 SA PROFIBUS DP A DC 24 V Bus coupling module Profibus DP Pluggable screw connection R1 180 0090 0 SA PROFIBUS DP C DC 24 V Bus coupling module Profibus DP Pluggable spring tech connection R1 180 0450 0 SA CANopen A DC 24 V Bus coupling module CANopen Pluggable screw connection R1 180 0100 0 SA CANopen C DC 24 V Bus coupling module CANopen Pluggable spring tech connection R1 180 0460 0 SA DeviceNet A DC 24 V Bus coupling module DeviceNet Pluggable screw connection R1 180 0350 0 SA DeviceNet C DC 24 V Bus coupling module DeviceNet Pluggable spring tech connection R1 180 0470 0 SAMOS HANDBUCH D Manual R1 180 0280 0 SAMOS MANUAL GB Manual R1 180 0290 0 SAMOS HANDBUCH Buskoppler D Manual R1 180 0330 0 SAMOS MANUAL Buscoupling GB Manual R1 180 0340 0 SNA 4043K AC DC 24 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1680 0 SNA 4043K AC 42 48 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1690 0 SNA 4043K AC 115 120 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1700 0 SNA 4043K AC 230 V Emergency stop and safety gate monitor Fixed screw connection R1 188 1710 0 SNA 4043K A AC DC 24 V Emergency stop and safety gate monitor Pluggable screw connection R1 188 1810 0 SNA 4043K C AC DC 24 V Emergency stop and safety gate monitor Pluggable spring
126. zstra e 9 D 96052 Bamberg Phone 49 9 51 93 24 0 Fax 49 9 51 93 24 198 www wieland electric com A 4 BA000383 02 2007 Subject to technical modifications Standards and Regulations Legal requirements and standards for machines and their safety areas in the USA This brief overview does not provide a complete collection of the requirements applicable in the USA The owner of the machine is obliged to obtain the valid regional rules Other than in Europe there are no uniform national laws in the USA for manufacturers suppliers of machines and systems regarding the safety of machines However employers must generally provide workstations free of risk of accident or other impact to health These key requirements are stipulated by OSHA Occupational Safety and Health Act 1970 OSHA OSHA employs regional inspectors who verify that the valid rules are followed The OSHA rules applicable for occupational safety are available in OSHA 29 CFR 1910 xxx CFR Code of Federal Regulations See www osha gov Similar to Europe product specific standards take priority of general standards For the industrial area the following OSHA safety standards currently apply 1910 211 Definitions 1910 212 General requirements for all machines 1910 213 Woodworking machinery requirement 1910 214 Cooperage machinery Reserved 1910 215 Abrasive wheel machinery 1910 216 Mills and calendars in the rubber and plastics industries 1910 217

Applikationshandbuch Safety EN

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