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Controls Division Siemens Safety RelaysSafety Integrated Safety Relays Product Spectrum 3TK2840 Wiring Diagrams 3TK2845 Wiring Diagrams 3TK2850 Wiring Diagrams 3RA7 Literature Updates Controls Division SIRIUS Safety Relays Product Range Safety Integrated Safety Relays SIRIUS 3TK28 Safety Relays and Contactor Combinations 3TK282 / 3 Safety Relays 3TK2821-28 basic devices 3TK2830 expansion devices Product Spectrum 3TK2834-35 press control devices 3TK2840 3TK284 Safety Relays and 3TK285 Contactor Combinations Wiring Diagrams 3TK2845 Wiring Diagrams 3TK284 without auxiliary contactors 3TK2840 basic device 3TK2841- 42 standard devices 3TK285 with auxiliary contactors 3TK2850 Wiring Diagrams 3RA7 Literature 3TK2850-53 basic device 3TK2856-57 expansion devices 3TK284 Safety Relay 3TK2845 multifunction device Updates 3RA71 Safe Load Feeders Controls Division SIRIUS Safety Relays Safety Integrated Safety Relays Product Spectrum 3TK2840 Safety Relays Wiring Diagrams 3TK2845 Safety Relay & Contactor Combinations Safety Load Feeders Four complete product lines ( 0.5 amp to 40 amp) Safety Relays (electronic) switching up to 2 AMP (3TK284_.) Wiring Diagrams Safety Relays switching up to 6 AMP (3TK282_.) 3TK2850 Safety Contactor Combinations up to 10 AMP (3TK285_.) Wiring Diagrams Safe Load Feeders up to 40AMP (3RA7_) 3RA7 Up to Cat. 4 acc. EN60954-1 Literature Applicable for all SIGUARD Electro-mechanical products* Updates * Safety Magnet Switches and Optical Safety devices are applicable to the new 3TK2840, 3TK2850 and 3RA7 Safe Load Feeders Controls Division SIRIUS Safety Relays Approvals Safety Integrated Safety Relays Product Spectrum 3TK2840 Wiring Diagrams 3TK2845 Wiring Diagrams 3TK2850 Wiring Diagrams 3RA7 Literature Updates Version Optical Safety Controls Division SIRIUS Safety Relays Electronic Safety Relays / Contactors / Load Feeders Safety Integrated Safety Relays The future of safety relays and combinations, „... one can safely say wear-free“ Product Spectrum 3TK2840 Safety relay with positively-driven contacts Wiring Diagrams 3TK2845 Wiring Diagrams 2 processors redundant + diversity 3TK2850 Output driver Wiring Diagrams 3RA7 Literature Updates 3TK2840, 3TK2850 and 3RA7 series the innovative, cost-effective solution Controls Division SIRIUS Safety Relays 3TK2840 Series for DC Circuits Safety Integrated Safety Relays Features and Benefits: Product Spectrum 22.5mm width unit 3TK2840 Single or double channel Wiring Diagrams Auto or manual restart configurable 3TK2845 Up to Cat. 4 acc. to EN954 Wiring Diagrams 2 redundent processors monitor each other dynamically 3TK2850 Excellent electrical endurance Wiring Diagrams Make and break capacity at 2.0 Amp at 24VDC 3RA7 Literature Updates 3TK284. Continuous cyclical self test Option of cascading Lowest price series Ideal for sensor inputs and all 24VDC safety circuits Controls Division SIRIUS Safety Relays 3TK2840 Series for DC Circuits Safety Integrated Safety Relays Additional features: • Can be universally used for EMERGENCY OFF and protective door monitoring Product Spectrum 3TK2840 • Stop Categories 0 or 1 Wiring Diagrams 3TK2845 • Light curtains and light grids, safety mats and safety switches (enable switches) Wiring Diagrams • Screw or cage-clamp connections • Extremely compact design - SIRIUS Design 3TK2850 • Environmentally-friendly materials Wiring Diagrams • Certified for the global market 3RA7 Literature Updates 3TK284. Controls Division SIRIUS Safety Relays 3TK284 Electronic Safety Relays Safety Integrated Safety Relays Reduction of variants by means of input circuits Product Spectrum The SIGUARD Safety Relays 3TK284.-... Light Curtain 3TK2840 Wiring Diagrams 3TK2845 1-channel, Autostart, with electronic sensors Wiring Diagrams 3TK2850 RF=Feedback circuit Literature Updates Advantages: All of the basic functions in a single device 1-2 channel sensor control Autostart, monitored start Wiring Diagrams 3RA7 Have a standard 24V input circuit with all of the required functions which makes it possible to have only one device versions. 2-channel, Autostart, with electronic sensors Cascading is possible Terminal labelling in accordance with EN 50042 Controlling via electronic sensors Controls Division SIRIUS Safety Relays The Basic 3TK2841-... Electronic device Safety Integrated Safety Relays The required degree of safety in the output circuit is achieved using positivelydriven contacts of the external actuators (K1+K2) in the feedback circuit. 24V DC Product Spectrum ON L1 L2L3 A1 Y33 3TK2840 Y34 Y11 Y21 Wiring Diagrams 3TK2845 Y22 Y12 K1 Wiring Diagrams EMERGENCY OFF 3TK2850 Wiring Diagrams A2 14 24 K2 3RA7 M Literature Updates E-Stop, Cat. 4 acc. to EN 954-1, two-channel, with feedback circuit Controls Division SIRIUS Safety Relays The Basic 3TK2840-... Electronic device Safety Integrated Safety Relays Circuit example Product Spectrum ON 24V DC 3TK2840 L1 L2 L3 K1 Wiring Diagrams A1 Y11 Y12 Y33 Y34 K1 3TK2840 3TK2845 Wiring Diagrams 3TK2850 Wiring Diagrams 3RA7 Y35 Y21 Y22 A2 14 24 Literature Updates K1 M EMERGENCY OFF, Category 2 acc. to EN954-1, single-channel, with feedback circuit Controls Division SIRIUS Safety Relays The Basic 3TK2840-... Electronic device Safety Integrated Safety Relays Circuit example Product Spectrum 24V DC L1 L2 L3 K1 3TK2840 K2 Wiring Diagrams A1 Y11 Y12 Y33 Y34 Wiring Diagrams K1 3TK2840 3TK2845 open closed 3TK2850 K2 Wiring Diagrams Y35 Y21 Y22 A2 3RA7 14 24 K1 K2 Literature M Updates Protective door monitoring, Category 3 acc. to EN954-1, two-channel, with feedback circuit Controls Division SIRIUS Safety Relays The standard 3TK2841 Electronic device Safety Integrated Safety Relays Functions: 24V DC • Category 4 acc. to EN954-1 Product Spectrum A1 1 Y11 3TK2845 Y21 Y22 Y12 EMERGENCY OFF 3TK2850 L1 L2 L3 Y32 Y34 K1 FET K2 A2 14 3RA7 24V load M Updates • Autostart, monitored start • Controlling - Safety mats - Light Curtains and grids Wiring Diagrams Literature • Protective door monitoring • 1-2-channel sensor control 3TK2841 Wiring Diagrams Wiring Diagrams • EMERGENCY OFF ON 3TK2840 24 • Can be cascaded • 2 safety outputs Controls Division SIRIUS - The standard 3TK2842 Electronic device with time-delay Safety Integrated Safety Relays L1 L2 L3 24V DC Functions: • Category 4 acc. to EN954-1 for instantaneous enable circuit Product Spectrum Y11 Y12 Y34 3TK2840 ON A1 Wiring Diagrams 1 Y32 POWER RUN RUN T FAIL 3TK2845 0 t 30 Wiring Diagrams 3TK28421.B40 Y20 Y21 A2 3TK2850 Wiring Diagrams 3RA7 Literature Updates EMERGENCY OFF Y22 14 M 28 • Category 4 acc. to EN954-1 for time-delayed enable circuit (td=0.05-3, 0.5-30 seconds) Controls Division SIRIUS 3TK2845 Safety Relays Product Range Safety Integrated Safety Relays SIRIUS 3TK28 Safety Relays and Contactor Combinations 3TK282 / 3 Safety Relays 3TK2821-28 basic devices 3TK2830 expansion devices Product Spectrum 3TK2834-35 press control devices 3TK2840 3TK284 Safety Relays and 3TK285 Contactor Combinations Wiring Diagrams 3TK2845 Wiring Diagrams 3TK284 without auxiliary contactors 3TK2840 basic device 3TK2841- 42 standard devices 3TK285 with auxiliary contactors 3TK2850 Wiring Diagrams 3RA7 Literature 3TK2850-53 basic device 3TK2856-57 expansion devices 3TK284 Safety Relay 3TK2845 multifunction device Updates 3RA71 Safe Load Feeders Controls Division SIRIUS 3TK2845 Safety Relays Application Example Category 4 Safety Integrated Safety Relays Product Spectrum 3TK2840 Wiring Diagrams 3TK2845 Wiring Diagrams 3TK2850 Wiring Diagrams 3RA7 Literature Updates Protective door Feedback circuit EMERGENCY-STOP Key switch Release circuits ON Controls Division SIRIUS 3TK2845 Safety Relays Highlights Safety Integrated Safety Relays Product Spectrum - Possibility of wear-free operation with use of the electronic outputs - Connection of up to four input channels to one device - Cascadable, therefore expandable - Four safe outputs, two of which can - Two with instantaneous stop (stop cat. 0) 3TK2840 - Two with time delay up to 300 sec (stop cat. 1) Wiring Diagrams - Key switch connection for system service operation 3TK2845 - Compact 45 mm enclosure - Factory-parameterized functions - Max. category 4 acc. to EN 954-1 and SIL3 acc. to IEC 61508 3TK2850 - Permanent internal function control Wiring Diagrams - Long electrical and mechanical service life - Approved for global market Wiring Diagrams 3RA7 Literature Updates 3TK2845-.BB40 stop cat. 0 Controls Division SIRIUS 3TK2845 Safety Relays Applications Safety Integrated Safety Relays Function - Safety-oriented monitoring and disconnection of machines (e.g. EMERGENCY-STOP, protective door, ...) - Safe disconnection of system components by means of key switch (e.g. for service purposes, ...) Application areas Product Spectrum 3TK2840 Wiring Diagrams - Application with machines working in “isolated operation,” i.e. without connection to a bus system - Application with machines requiring two or more protective functions (e.g. EMERGENCY-STOP and protective door) - (e.g. for service purposes) 3TK2845 Wiring Diagrams 3TK2850 Application with machines requiring the disconnection of components during running operation Application fields - General processing machines - Packing machines - Injection molding machines 3RA7 - Machine tools Literature - Forming technology - Laser machines - Robot cells - Printing and paper machines - and others Wiring Diagrams Updates 3TK2845-.BB41/2/4 stop cat. 1 Controls Division SIRIUS 3TK2845 Safety Relays Technical Description Safety Integrated Safety Relays - - Product Spectrum 3TK2840 Wiring Diagrams 3TK2845 Wiring Diagrams - o Cascading input / operational switching (automatic start) o Sensor input (monitored start-up) o Sensor input (automatic start-up) o Key switch (automatic start-up) Max. four safe outputs I – IV (stop cat. 0+1) o 2x floating (relay contact) o 2x non-floating (electronic output) Attainment of up to safety category 4 acc. to EN 954-1 and SIL3 in acc. with IEC 61 508 possible in dependence of external circuitry - Electronic signaling output - With / without crossover detection - 1 or 2-channel connection possibility of the sensors - Connection of contacted sensors, e.g. 3TK2850 Wiring Diagrams 3RA7 Four sensor inputs - Literature Updates - - o Cable-operated switches o EMERGENCY-STOP o Key switches o Position switches (protective door monitoring) Connection of non-contacted sensors, e.g. o Light grids o Light curtains o Light barriers o Laser scanners Connection of other sensors, e.g. o Connection of safety shut-off mats o Solenoid switch Integration into the machine control based on “operational switching” Controls Division SIRIUS 3TK2845 Safety Relays Functionality Safety Integrated Safety Relays Product Spectrum 3TK2840 Wiring Diagrams 3TK2845 Wiring Diagrams 3TK2850 Wiring Diagrams 3RA7 Literature Updates Controls Division SIRIUS 3TK2845 Safety Relays Functionality Stop Category 0 Safety Integrated Safety Relays Product Spectrum 3TK2840 Wiring Diagrams 3TK2845 Wiring Diagrams 3TK2850 Wiring Diagrams 3RA7 Literature Updates Controls Division SIRIUS 3TK2845 Safety Relays Functionality Stop Category 0 + 1 Safety Integrated Safety Relays Product Spectrum 3TK2840 Wiring Diagrams 3TK2845 Wiring Diagrams 3TK2850 Wiring Diagrams 3RA7 Literature Updates Controls Division SIRIUS 3TK2845 Safety Relays Advantages in Comparison L+(24V DC) Safety Integrated Safety Relays L+(24V DC) ON L+(24V DC) K1 K2 OFf 24 Y34 44 13 23 33 14 51 A2 14 24 34 52 23 Y33 Y21 Y22 A2 24 Y34 3TK2830-1BB40 Product Spectrum A1 Y11 Y12 13 14 K3 K4 A1 Y11 Y12 13 23 Y33 Y21 Y22 A2 24 Y34 3TK2822-1CB30 Y21 Y22 A2 A1 43 3TK2822-1CB30 23 Y33 3TK2823-1CB30 A1 Y11 Y12 13 14 3TK2840 Wiring Diagrams previously M 3TK2845 - K2 K3 Replaces up to four individual devices K4 now L+(24V DC) Device purchasing cost savings of up to 45 % 3TK2850 Wiring Diagrams - Fewer different devices, less inventory expenditures Cost savings of up to 50 % - No wiring of individual devices A1 Y41 Y42 Y65 Y51 Y52 1 Y11 Y12 Y35 Y21 Y22 Up to 40 % less wiring expenditures 3RA7 - Literature Faster replacement in service cases Improved system availability Easy mounting / commissioning Updates - 13 14 24 Y72 Y82 A2 33 Compact device design 44 Y34 Y64 32 ON Spares up to 50 % control cabinet space - 34 No parameterization/programming required K1 M K2 K3 K4 K1-K4 X 3TK2845-1BB40 Wiring Diagrams K1 Controls Division SIRIUS 3TK2850 Electronic Safety Relays with Contactor Relays Safety Integrated Safety Relays From 3 to 1 Product Spectrum 3TK2840 Wiring Diagrams 3TK2845 Wiring Diagrams 3TK2850 Wiring Diagrams 3RA7 Literature Updates Safety electronics + = Positively-driven contacts, redundant structure Controls Division SIRIUS 3TK285. Electronic Safety Combinations using Contactor Relays Safety Integrated Safety Relays Features: • Fulfills all applicable safety regulations Product Spectrum 3TK2840 Wiring Diagrams 3TK2845 • Certified and accepted in accordance with international and European Standards • Suitable for the highest Category 4 in compliance with EN954-1, or SIL 3 (Safety Integrity Level) in compliance with IEC 61508 Wiring Diagrams 3TK2850 Wiring Diagrams 3RA7 The following advantages are obtained by using electronic components: • High electrical lifetime by controlling the contactor relays electronically (no wear) • High contact reliability Literature Updates • Fast switch-off times (< 40 ms) • Permanent, cyclic self-test routine Controls Division SIRIUS 3TK285. Electronic Safety Combinations using Contactor Relays Safety Integrated Safety Relays Product Spectrum 3TK2840 Wiring Diagrams Additional features: 3TK2845 • Floating enable circuit/signaling contacts Wiring Diagrams • Switching capability AC-15 6A at 230 V 3TK2850 • Switching capability DC-13 10A at 24 V Wiring Diagrams • Operating voltage 24V to 690V 3RA7 • Completely pre-wired and certified safety combination Literature Updates • Lower installation costs, few wiring errors Controls Division SIRIUS 3TK285. Electronic Safety Combinations using Contactor Relays Safety Integrated Safety Relays The "safety pilot" - an overview Product Spectrum 3TK2840 Wiring Diagrams Type 0 Stop Cat. 1 0 Stop Cat. 1 3TK2845 3TK2850 basic device 3 3NO Wiring Diagrams 3TK2851 basic device 3 2NO 1NC 3TK2852 basic device 3 6NO 1NC 3RA7 3TK2853 basic device 4 3NO 1 3TK2856 expansion device 1) Literature 6NO 1 3TK2857 expansion device, td 1) 3TK2850 Wiring Diagrams Updates 1) Category as for the basic device 3NO 1 1NC Controls Division SIRIUS 3TK285. Electronic Safety Combinations using Contactor Relays Safety Integrated Safety Relays The "safety pilot" - an overview Product Spectrum Switching capability 3TK2840 Wiring Diagrams Type AC-15/230V DC-13/24V 3TK2845 3TK2850 basic device 6A 10A Wiring Diagrams 3TK2851 basic device 6A 10A 3TK2850 3TK2852 basic device 6A 10A 3RA7 3TK2853 basic device 6A 10A Literature 3TK2856 expans. dev. 6A 10A Updates 3TK2857 expans.dev.,td 6A 10A Wiring Diagrams Rated control supply voltage Rated operating voltage 24V DC 230V 690V AC 24V DC 24V 115V 230V AC Controls Division SIRIUS 3TK285. Electronic Safety Combinations using Contactor Relays Safety Integrated Safety Relays Circuit example 24V DC M Product Spectrum 3TK2840 ON Wiring Diagrams 3TK2845 Wiring Diagrams EMERGENCY L1 OFF L2 L3 A1 A2 1 Y11 Y12 Y21 2 Y22 Y23 Y32 Y33 Y34 PWR 3RA7 Literature Updates A2 3 4 READY FAIL K1 TK28511.B40 3TK2850 Wiring Diagrams A1 Electronic safety combination with auxiliary contactors switch-off elements for: EMERGENCY OFF, 2-channel, monitored start, Cat. 4 Load K2 Advantages The following advantages are obtained by using electronic components: • High electrical lifetime by controlling contactor relays wear-free • High contact reliability • Short switch-off times (< 40ms) • Permanent, cyclic self-test routine • Input for cascading • Floating enable circuit, signaling contacts • Electrical lifetime is increased by using contactor relays which are switched alternating • Additional safety electronic output • Input for operational switching (PLC connection) Controls Division SIRIUS 3TK285. Electronic Safety Combinations using Contactor Relays Safety Integrated Safety Relays L/+ Product Spectrum ON A1 Y33 3TK2840 Y11 Y21 Wiring Diagrams 3TK2845 3TK2850 Y22 Y12 EMERGENCY OFF 3TK2850 Wiring Diagrams 13 23 33 Y34 Wiring Diagrams K1 K2 3RA7 A2 Literature Updates N/- 14 24 34 Controls Division SIRIUS 3TK285. Electronic Safety Combinations using Contactor Relays Safety Integrated Safety Relays 24V DC ON Product Spectrum A1 3TK2840 PLC Y32 Y33 Y34 1 3 13 23 33 4 Y11 Y21 Wiring Diagrams Y22 Y12 3TK2845 EMERGENCY OFF K1 3TK2853 Wiring Diagrams 3TK2850 K2 Wiring Diagrams 3RA7 A2 2 Safety electronic output Literature - Updates Enable circuit Signaling circuit 3TK2851-... 2NO 1NC 3TK2852-... 6NO 1NC 14 24 34 Controls Division SIRIUS 3TK285. Electronic Safety Combinations using Contactor Relays Safety Integrated Safety Relays Circuit example Protective door 24V DC M Product Spectrum ON 3TK2840 Wiring Diagrams EMERG. OFF A1 A2 1 Y11 Y12 Y20 Y21 Y22 Y32 Y33 Y34 2 A1 A2 3 A1 A2 4 1 PWR FAIL READY K1 3TK2845 Wiring Diagrams K2 K1 R S T 3RA7 Literature Updates Y21 Y22 Y32 Y33 Y34 2 A1 A2 3 4 PWR FAIL READY Wiring Diagrams 3TK2850 Y11 Y12 Y20 Load K2 Cascading EMERGENCY OFF and monitored start, protective door monitoring, two-channel, Cat. 4 Controls Division SIRIUS 3RA7. Safety Load Feeders Safety Integrated Safety Relays Product Spectrum 3TK2840 Features: Suitable for the highest Category 4 acc. to EN 954-1, and SIL 3 (Safety Integrity Level) acc. to IEC 61508 Up to 7.5kW for 3-phase, 4 pole induction motors for 400VAC Sizes S0, S00 Wiring Diagrams Type of coordination 2 (also complies with type 1) 3TK2845 Stop Categories 0 or 1 Wiring Diagrams Available in 24VDC and 230 VAC power supply 3TK2850 Wiring Diagrams 3RA7 Literature Updates Extremely compact design - SIRIUS Design Permanent, cyclic self-test routine No wear, as it switches electronically, therefore longer lifetime No contact failures at low current/voltages High switching frequency Low switch-off times ( 20ms) Short-circuit proof and Vibration-free Controls Division New Literature Safety Integrated Safety Relays Product Spectrum 3TK2840 Wiring Diagrams 3TK2845 Wiring Diagrams 3TK2850 Wiring Diagrams 3RA7 Literature Updates Banta order # GCBR-06000-1203
