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Siemens SIRIUS 3TK2826 Manual

Industrial switchgear, monitoring and control devices safety relay
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SIRIUS industrial switchgear
Monitoring and control devices
3TK2826 safety relay
Manual
08/2007
Introduction
Safety instructions
Product family
Product versions
Functions
Mounting
Connecting
Configuration / project
engineering
External circuitry
Commissioning
Technical data
Circuit diagrams/applications
Spare parts/Accessories
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2
3
4
5
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Table of Contents
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  Summary of Contents for Siemens SIRIUS 3TK2826

  • Page 1 Introduction Safety instructions Product family SIRIUS industrial switchgear Product versions Monitoring and control devices 3TK2826 safety relay Functions Mounting Manual Connecting Operation Configuration / project engineering External circuitry Commissioning Technical data Circuit diagrams/applications Spare parts/Accessories 08/2007 GWA NEB 926 1579-02 DS 02...
  • Page 2 Trademarks All names identified by ® are registered trademarks of the Siemens AG. The remaining trademarks in this publication may be trademarks whose use by third parties for their own purposes could violate the rights of the owner.
  • Page 3: Table Of Contents

    Table of contents Introduction..............................5 Important information ........................5 Safety instructions ............................. 7 Liability disclaimer..........................7 Latest information and correction sheet..................7 Product family............................9 Order n ............................9 Product versions ............................11 Device versions..........................11 Functions ..............................13 Functions............................13 Mounting..............................15 Mounting ............................15 Connecting .............................. 17 Connecting ...........................17 Operation..............................
  • Page 4 Table of contents External circuitry ............................39 10.1 Sensor wiring ..........................39 10.2 Typical circuits..........................41 10.3 Output circuit ..........................52 Commissioning ............................55 11.1 Commissioning..........................55 Technical data ............................57 12.1 Technical data (electrical/mechanical)..................57 12.2 Dimension drawings........................59 Circuit diagrams/applications ........................
  • Page 5: Introduction

    Introduction Important information Purpose of the manual The information provided in this manual is intended to assist with the configuration of safety- oriented functions as part of an overall installation or machine. Audience This manual is aimed at people with the required qualifications to commission and operate the 3TK2826 safety relay.
  • Page 6 Introduction 1.1 Important information 3TK2826 safety relay Manual, 08/2007, GWA NEB 926 1579-02 DS 02...
  • Page 7: Safety Instructions

    Siemens AG, its regional offices, and associated companies (hereinafter referred to as "Siemens") cannot guarantee all the properties of a whole plant system or machine that has not been designed by Siemens.
  • Page 8 Safety instructions 2.2 Latest information and correction sheet 3TK2826 safety relay Manual, 08/2007, GWA NEB 926 1579-02 DS 02...
  • Page 9: Product Family

    Product family Order numbers Table 3-1 Order numbers for the device versions Stop Rated control Cutout delay (s) Order No.: *) cat. supply voltage 24V DC 3TK2826-.BB40 24V AC/DC to 240V AC/DC 3TK2826-.CW30 24V DC 0,05 … 3 3TK2826-.BB41 24V AC/DC to 240V AC/DC 0,05 …...
  • Page 10 Product family 3.1 Order numbers 3TK2826 safety relay Manual, 08/2007, GWA NEB 926 1579-02 DS 02...
  • Page 11: Product Versions

    Device versions Two models of the 3TK2826 safety relay are available: ● Undelayed enabling circuits 24V DC 24V AC/DC to 240V AC/DC 23 33 A1 Y12 T1 Y33 T3 SIEMENS SIEMENS SET / RESET SIRIUS DEVICE 3TK2826-1BB40 Y22 T2 Y34 64...
  • Page 12 Product versions 4.1 Device versions ● Delayed enabling circuits 24V DC 24V AC/DC to 240V AC/DC 23 31 47 57 A1 Y12 T1 Y33 T3 SIEMENS SIEMENS SET / RESET SIRIUS DEVICE 150 200 300s 3TK2826-1BB44 Y22 T2 Y34 74 84 A2...
  • Page 13: Functions

    Functions Functions Tasks With the 3TK2826 safety relay, safety-oriented functions (e.g. EMERGENCY STOP monitoring, protective door monitoring, safety mats) and monitoring functions with contactless protective equipment such as light curtains are implemented on machines with moving parts. The device is particularly suitable for the following tasks: ●...
  • Page 14 Functions 5.1 Functions 3TK2826 safety relay Manual, 08/2007, GWA NEB 926 1579-02 DS 02...
  • Page 15: Mounting

    Mounting Mounting WARNING Danger, high voltage! Can lead to electric shock and burns. Before starting work, disconnect the equipment and the device from the supply. NOTICE Taking the ambient conditions into account, you must install the devices in control cabinets with the IP23, IP43 or IP54 degree of protection.
  • Page 16 Mounting 6.1 Mounting WARNING The voltage at the terminal blocks must be switched off. The terminal blocks can be: • removed in the sequence a, b • and connected in the sequence c, d Figure 6-1 Mounting the 3TK2826 on a standard rail. Screw mounting As an alternative, screw mounting of the devices is possible with two additional push-in lugs each, with the order no.
  • Page 17: Connecting

    Connecting Connecting Connecting The 3TK2826 safety relay is offered with screw terminals or spring-loaded terminals. Refer to the following table for details of the required connection cross-section and maximum permissible torque data. 3TK2826-1... 3TK2826-2... 0,8 ... 1,2 Nm 7 ... 10,3 lb-in 5 ...
  • Page 18 Connecting 7.1 Connecting Opening the spring-loaded terminals with coding DIN ISO 2380 -1A 0,5 x 3 A, B, C, D: Kodiert Figure 7-2 Opening the spring-loaded terminals with coding 3TK2826 safety relay Manual, 08/2007, GWA NEB 926 1579-02 DS 02...
  • Page 19: Operation

    Operation 3TK2826 with undelayed enabling circuits Schematic diagram of the 3TK2826 with undelayed enabling circuits 23 33 A1 Y12 T1 Y33 T3 SIEMENS SIEMENS SET / RESET SIRIUS DEVICE 3TK2826-1BB40 Y22 T2 Y34 64 74 A2 24 34 44 Figure 8-1...
  • Page 20: Connection Terminals And Their Meanings (Undelayed)

    Operation 8.2 Connection terminals and their meanings (undelayed) Connection terminals and their meanings (undelayed) Table 8-1 Connecting terminals 3TK2826-*BB40 - undelayed enabling circuits Connecting terminal Meaning +24V DC Chassis ground 13, 14; 23, 24; 33, 34; 43, 44 Relay enabling circuits, normally-open 51, 52 Relay signaling circuit, normally-closed (enabling circuit status) Solid-state signaling circuit (feedback circuit fault), switching to P potential...
  • Page 21: Leds, Keys And Their Meanings (Undelayed)

    Operation 8.3 LEDs, keys and their meanings (undelayed) LEDs, keys and their meanings (undelayed) Table 8-3 LEDs - undelayed enabling circuits Status Meaning Device No / too low supply voltage or internal fuse tripped. Green Supply voltage in the permissible operating range Flashing Self-test during restart green...
  • Page 22 Operation 8.3 LEDs, keys and their meanings (undelayed) Status Meaning Cascading input 1, autostart Yellow Cascading input 1, monitored start Flashing Configuration mode, waiting for confirmation yellow With startup testing Yellow Without startup testing Flashing Configuration mode, waiting for confirmation yellow Automatic start after power failure Yellow...
  • Page 23: 3Tk2826 With Undelayed And Delayed Enabling Circuits

    8.4 3TK2826 with undelayed and delayed enabling circuits 3TK2826 with undelayed and delayed enabling circuits Schematic diagram of the 3TK2826 with undelayed and delayed enabling circuits 23 31 47 57 A1 Y12 T1 Y33 T3 SIEMENS SIEMENS SET / RESET SIRIUS DEVICE...
  • Page 24: Leds, Keys And Their Meanings (Undelayed And Delayed)

    Operation 8.6 LEDs, keys and their meanings (undelayed and delayed) Table 8-6 Connecting terminals 3TK2826-*CW3.1/2/4 - undelayed and delayed enabling circuits Connecting Meaning terminal 24...240 V AC/DC Chassis ground/N 13, 14; 23, 24 Relay enabling circuit, normally-open, undelayed 31, 32 Relay signaling circuit, normally-closed (enabling circuit status), undelayed 47, 48;...
  • Page 25 Operation 8.6 LEDs, keys and their meanings (undelayed and delayed) Status Meaning Cross-circuit detection off Yellow Cross-circuit detection on Flashing Configuration mode, waiting for confirmation yellow NC contact / NO contact Yellow NC contact/NC contact Flashing Configuration mode, waiting for confirmation yellow 2 x 1-channel Yellow...
  • Page 26 Operation 8.6 LEDs, keys and their meanings (undelayed and delayed) Table 8-8 SET/RESET button, undelayed enabling circuits Function of the Status of signaling LED's Function SET/RESET button "DEVICE" LED yellow Accept parameter assignment "DEVICE" LED flashing yellow Accept delay time "DEVICE"...
  • Page 27: Configuration / Project Engineering

    Configuration / project engineering General remarks SIRIUS safety relays and the safety chain A safety chain generally consists of the Sense, Evaluate and Deactivate functions. Sensing This involves sensing a safety requirement, e.g. when an EMERGENCY STOP facility is actuated or a hazardous area protected by sensors such as light arrays or laser scanners is entered.
  • Page 28: Functions

    Configuration / project engineering 9.2 Functions Functions Table 9-1 Factory setting Schematic DIP switch Without cross-circuit detection With cross-circuit detection NC contact/NO contact evaluation NC contact/NC contact evaluation 2 x 1-channel 1 x 2-channel Debounce time for sensor inputs ∼ 50 ms Debounce time for sensor inputs ∼...
  • Page 29 Configuration / project engineering 9.2 Functions Table 9-2 Setting for safety shutdown mat operation Schematic DIP switch — Safety shutdown mat operation Debounce time for sensor inputs ∼ 50 ms Debounce time for sensor inputs ∼ 10 ms Autostart sensor input Monitored start sensor input Autostart cascading input Monitored start cascading input...
  • Page 30: Explanation Of The Device's Functions

    Configuration / project engineering 9.3 Explanation of the device's functions Explanation of the device's functions Explanation of the device's functions (DIP switches) Table 9-3 Explanation of the device's functions Parameter Function switch Cross-circuit Cross-circuit detection is only possible with floating sensors. The sensors must be connected detection between T1 - Y12, Y33 and T2 –...
  • Page 31 Configuration / project engineering 9.3 Explanation of the device's functions Parameter Function switch Startup after The parameters of the 3TK2826 device can be defined so that the enabling circuits switch power failure automatically to the active position after a power failure, i.e. without actuation of the start button Y33.
  • Page 32 Configuration / project engineering 9.3 Explanation of the device's functions 2. Additional safety sensor circuit The cascading input is AND connected with the sensor inputs Y12, Y22. Safety category 2 in accordance with EN 954-1 can be achieved if the cascading input is wired with single-channel (positive opening) safety sensors (supply via T3) and if the connecting cable is laid in a protected fashion.
  • Page 33: Configuration (Undelayed)

    Configuration / project engineering 9.4 Configuration (undelayed) When using a 3TK2826-****1/2/4 with instantaneous and time-delayed contacts, the two following safety notes must always be observed: CAUTION In the event of external faults such as • Cross-circuit fault • Short circuit to ground •...
  • Page 34 Configuration / project engineering 9.4 Configuration (undelayed) Setting the configuration START Power supply Deactivating Set configuration with DIP switches Power supply All configuration LEDs on for around 1 second (LED test) All configuration LEDs off for around 0.5 seconds Configuration LEDs on in accordance with set configuration Configuration Yes No...
  • Page 35: Configuration And Setting The Delay Time (Undelayed And Delayed)

    Configuration / project engineering 9.5 Configuration and setting the delay time (undelayed and delayed) Configuration and setting the delay time (undelayed and delayed) Note The configuration can only be modified after disconnecting the power supply. Changes during operation are not accepted. The device is in the configuration mode if you configure it under voltage and then deactivate and reactivate the power supply.
  • Page 36 Configuration / project engineering 9.5 Configuration and setting the delay time (undelayed and delayed) Restarting the unit START Power supply Deactivating Power supply All configuration LEDs on for around 1 second (LED test) All configuration LEDs off for around 0.5 seconds Configuration LEDs on in accordance with set configuration Configuration...
  • Page 37 Configuration / project engineering 9.5 Configuration and setting the delay time (undelayed and delayed) Changing the delay time in protection mode Figure 9-3 Changing the delay time in protection mode 3TK2826 safety relay Manual, 08/2007, GWA NEB 926 1579-02 DS 02...
  • Page 38: Displaying The Configuration

    Configuration / project engineering 9.6 Displaying the configuration Displaying the configuration Displaying the configuration Confirmation: SET/RESET Press button briefly All configuration LEDs on for approx. 1 s (LED test) All configuration LEDs off for approx. 0.5 s Configuration LEDs on in accordance with configuration for approx.
  • Page 39: External Circuitry

    External circuitry 10.1 Sensor wiring Parameter definitions depending on the sensor wiring DIP switch Circuit example Description 3TK2826-.BB4. 3TK2826-.CW3. 1 — 1 — — — 2-channel, with cross-circuit detection, with monitored start 1 — 0 0 — — 2-channel, with cross-circuit detection, with autostart 0 —...
  • Page 40 External circuitry 10.1 Sensor wiring DIP switch Circuit example Description 3TK2826-.BB4. 3TK2826-.CW3. 0 — 1 — — — 2 x 1-channel, without cross-circuit detection, with monitored start 0 — 0 0 — — 2 x 1-channel, without cross-circuit detection, with autostart 1 —...
  • Page 41: Typical Circuits

    External circuitry 10.2 Typical circuits 10.2 Typical circuits Typical circuits Table 10-3 Circuit example 1: 2-channel, with cross-circuit detection, with monitored start With cross-circuit detection • 2 NC contacts • 2-channel • START Monitored start • 3TK2826-.BB4. and • 3TK2826-.CW3. •...
  • Page 42 External circuitry 10.2 Typical circuits Table 10-5 Circuit example 3: Safety shutdown mat operation with cross-circuit detection, with monitored start Safety shutdown mat • With cross-circuit detection • 2 NC contacts • Monitored start • 3TK2826-.BB4. and • 3TK2826-.CW3. • START DIP switch —...
  • Page 43 External circuitry 10.2 Typical circuits Table 10-6 Circuit example 4: Safety shutdown mat operation with cross-circuit detection, with autostart Safety shutdown mat • With cross-circuit detection • 2 NC contacts • Autostart • 3TK2826-.BB4. and • 3TK2826-.CW3. • DIP switch —...
  • Page 44 External circuitry 10.2 Typical circuits Table 10-7 Circuit example 5: NC and NO contacts with cross-circuit detection, with monitored start With cross-circuit detection • NC contact + NO contact • 2-channel • START Monitored start • 3TK2826-.BB4. and • 3TK2826-.CW3. •...
  • Page 45 External circuitry 10.2 Typical circuits Table 10-9 Circuit example 7: Sensors with electronic outputs without cross-circuit detection, with monitored start Without cross-circuit detection • 2 NC contacts • 2-channel • Monitored start • START 3TK2826-.BB4. • DIP switch — — —...
  • Page 46 External circuitry 10.2 Typical circuits Table 10-11 Circuit example 9: 2 x 1-channel, without cross-circuit detection,with monitored start Without cross-circuit detection • 2 NC contacts • 2 x 1-channel • Monitored start • START 3TK2826-.BB4. • DIP switch — — —...
  • Page 47 External circuitry 10.2 Typical circuits Table 10-13 Circuit example 11: 2 x 1-channel, without cross-circuit detection,with monitored start Without cross-circuit detection • 2 NC contacts • 2 x 1-channel • Monitored start • 3TK2826-.BB4. and • START 3TK2826-.CW3. • DIP switch —...
  • Page 48 External circuitry 10.2 Typical circuits Table 10-15 Circuit example 13: NC and NO contacts without cross-circuit detection, with monitored start Without cross-circuit detection • NC contact + NO contact • 2-channel • Monitored start • START 3TK2826-.BB4. • DIP switch —...
  • Page 49 External circuitry 10.2 Typical circuits Table 10-17 Circuit example 15: NC and NO contacts without cross-circuit detection, with monitored start Without cross-circuit detection • NC contact + NO contact • 2-channel • Monitored start • 3TK2826-.CW3. and • START 3TK2826-.BB4. •...
  • Page 50 External circuitry 10.2 Typical circuits Table 10-19 Circuit example 17: Type 4 light array, without cross-circuit detection, with monitored start Without cross-circuit detection • 2 NC contacts • 2-channel • Monitored start • 3TK2826-.BB4. • DIP switch — — — —...
  • Page 51 External circuitry 10.2 Typical circuits Table 10-20 Circuit example 18: Type 4 light array, without cross-circuit detection, with autostart Without cross-circuit detection • 2 NC contacts • 2-channel • Autostart • 3TK2826-.BB4. • DIP switch — — — Category in accordance with DIN EN ISO 13849-1 Safety Integrity Level (SIL), in accordance with IEC 61508...
  • Page 52: Output Circuit

    External circuitry 10.3 Output circuit 10.3 Output circuit Actuator circuit, category 4 in accordance with EN 954-1 / Safety Integrity Level (SIL) 3 in accordance with IEC 61508 Figure 10-1 Category 4 in accordance with EN 954-1 / Safety Integrity Level (SIL) 3 in accordance with IEC 61508 Actuator circuit, category 3 in accordance with EN 954-1 / Safety Integrity Level (SIL) 2 in accordance with IEC 61508...
  • Page 53 External circuitry 10.3 Output circuit Actuator circuit, category 2 in accordance with EN 954-1 / Safety Integrity Level (SIL) 1 in accordance with EN 954-1 Figure 10-3 Category 2 in accordance with EN 954-1 / Safety Integrity Level (SIL) 1 in accordance with EN 954-1 In combination with signal via output "Feedback circuit fault"...
  • Page 54 External circuitry 10.3 Output circuit 3TK2826 safety relay Manual, 08/2007, GWA NEB 926 1579-02 DS 02...
  • Page 55: Commissioning

    Commissioning 11.1 Commissioning Commissioning the 3TK2826 The 3TK2826 is commissioned by applying the operating voltage. After the supply voltage has been applied, all LEDs light up for about 1 s (lamp test). The LEDs then go out for approx. 0.5 s. The configuration of the device is then displayed on the configuration LEDs for approx.
  • Page 56 Commissioning 11.1 Commissioning 3TK2826 safety relay Manual, 08/2007, GWA NEB 926 1579-02 DS 02...
  • Page 57: Technical Data

    Technical data 12.1 Technical data (electrical/mechanical) Table 12-1 Electrical data Type 3TK2826-..Regulations EN 60204-1, EN 1760-1, EN 954-1, IEC 61508 Categories in accordance with EN 954-1 Safety Integrity Level (SIL), in accordance with EN 61508 SIL 3 Performance Level (PL) in accordance with EN ISO 13849-1 e Test certificates TÜV Stop category in accordance with EN 60204-1...
  • Page 58 Technical data 12.1 Technical data (electrical/mechanical) Type 3TK2826-..Repeatability (only for devices with stop category 0/1) ≤ ±0.1% ±30ms Max. permissible safety shutdown mat resistance/line 1000 Ω resistance Permissible ambient temperature Tu operation/stroage –25 to +60 °C/–40 to +80 °C 1) You will find the order numbers for the device versions in the table: Order numbers for the device versions Table 12-2 Mechanical data...
  • Page 59: Dimension Drawings

    Technical data 12.2 Dimension drawings 12.2 Dimension drawings Dimension drawings 3TK2826 Figure 12-1 Dimension drawings for 3TK2826, dimensions in mm 3TK2826-1... 3TK2826-2... — — 82,6 84,8 105,9 107,7 3TK2826 safety relay Manual, 08/2007, GWA NEB 926 1579-02 DS 02...
  • Page 60 Technical data 12.2 Dimension drawings 3TK2826 safety relay Manual, 08/2007, GWA NEB 926 1579-02 DS 02...
  • Page 61: Circuit Diagrams/Applications

    Circuit diagrams/applications 13.1 Block diagrams 3TK2826-*BB40 with undelayed enabling circuits 24V DC Figure 13-1 Block diagram 3TK2826-*BB40 WARNING Short circuit protection in accordance with IEC 60 947-5-1 The device must have an upstream fuse, 4 A gL/gG or 6 A quick-response, as short circuit protection.
  • Page 62 Circuit diagrams/applications 13.1 Block diagrams 3TK2826-*CW30 with undelayed enabling circuits Figure 13-2 Block diagram 3TK2826-*CW30 WARNING Short circuit protection in accordance with IEC 60 947-5-1 The device must have an upstream fuse, 4 A gL/gG or 6 A quick-response, as short circuit protection.
  • Page 63 Circuit diagrams/applications 13.1 Block diagrams 3TK2826-*BB41/2/4 with undelayed and delayed enabling circuits 24V DC Figure 13-3 Block diagram 3TK2826-*BB41/2/4 WARNING Short circuit protection in accordance with IEC 60 947-5-1 The device must have an upstream fuse, 4 A gL/gG or 6 A quick-response, as short circuit protection.
  • Page 64 Circuit diagrams/applications 13.1 Block diagrams 3TK2826-*CW31/2/4 with undelayed and delayed enabling circuits Figure 13-4 Block diagram 3TK2826-*CW31/2/4 WARNING Short circuit protection in accordance with IEC 60 947-5-1 The device must have an upstream fuse, 4 A gL/gG or 6 A quick-response, as short circuit protection.
  • Page 65 Circuit diagrams/applications 13.1 Block diagrams Typical circuit diagrams for cascading input (terminal 1) Ü b e r g e o r d n e t e A b s c h a l t u n g 2 4 V D C Y 1 2 Y 3 3 1 3 2 3...
  • Page 66 Circuit diagrams/applications 13.1 Block diagrams Typical circuit diagram of cascading with monitored start 24V DC 13 23 Y34 64 Y22 T2 34 44 H1 H2 Q1 Q2 Q3 Q4 H1 Figure 13-6 3TK2826 - typical circuit diagram of additional safety sensor, DIP switch 6 in position "1"...
  • Page 67 Circuit diagrams/applications 13.1 Block diagrams Typical circuit diagram of normal switching duty Figure 13-7 3TK2826 - typical circuit diagram of normal switching duty, DIP switch 6 in position "0" = cascading input with autostart WARNING Short circuit protection in accordance with IEC 60 947-5-1 The device must have an upstream fuse, 4 A gL/gG or 6 A quick-response, as short circuit protection.
  • Page 68 Circuit diagrams/applications 13.1 Block diagrams 3TK2826 safety relay Manual, 08/2007, GWA NEB 926 1579-02 DS 02...
  • Page 69: Spare Parts/Accessories

    Spare parts/Accessories 14.1 Spare parts and accessories Spare parts There are no spare parts because the device is replaced completely in the event of a fault. Accessories Table 14-1 Accessories Accessories Machine-Readable Product Code Sealable cap to protect against unauthorized adjustment of 3TK2826-0DA00-0HA0 the time setting Push-in lug for screw mounting...
  • Page 70 Spare parts/Accessories 14.1 Spare parts and accessories 3TK2826 safety relay Manual, 08/2007, GWA NEB 926 1579-02 DS 02...