Beckhoff KL27 2 Series Documentation

Beckhoff KL27 2 Series Documentation

Solid state and triac terminals
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Documentation | EN
KL2701, KS2701 und KL27x2,
KS27x2
Solid state and triac terminals
2020-10-20 | Version: 1.0.0

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Summary of Contents for Beckhoff KL27 2 Series

  • Page 1 Documentation | EN KL2701, KS2701 und KL27x2, KS27x2 Solid state and triac terminals 2020-10-20 | Version: 1.0.0...
  • Page 3: Table Of Contents

    Table of contents Table of contents 1 Foreword .............................. 5 Notes on the documentation...................... 5 Safety instructions .......................... 6 Documentation issue status ...................... 7 2 Product overview............................ 8 KL2701 and KL2702 - Solid state terminals .................. 8 2.1.1 KL2701 - Introduction ...................... 8 2.1.2 KL2701 - Technical data.................... 9 2.1.3 KL2701 - connection and LED displays................
  • Page 4 Table of contents Version: 1.0.0 KL2701, KS2701 und KL27x2, KS27x2...
  • Page 5: Foreword

    EP1590927, EP1789857, EP1456722, EP2137893, DE102015105702 with corresponding applications or registrations in various other countries. ® EtherCAT is registered trademark and patented technology, licensed by Beckhoff Automation GmbH, Germany. Copyright © Beckhoff Automation GmbH & Co. KG, Germany. The reproduction, distribution and utilization of this document as well as the communication of its contents to others without express authorization are prohibited.
  • Page 6: Safety Instructions

    All the components are supplied in particular hardware and software configurations appropriate for the application. Modifications to hardware or software configurations other than those described in the documentation are not permitted, and nullify the liability of Beckhoff Automation GmbH & Co. KG. Personnel qualification This description is only intended for trained specialists in control, automation and drive engineering who are familiar with the applicable national standards.
  • Page 7: Documentation Issue Status

    Foreword Documentation issue status Version Comment 1.0.0 • Migration • Structure update • Technical data updated • Installation instructions for enhanced mechanical load capacity added • Revision status updated Firmware and hardware versions Documentation KL2701-0000, KS2701-0000 KL2702-0000, KS2702-0000 KL2702-0002 KL2702-0020 Version Firmware Hardware...
  • Page 8: Product Overview

    Product overview Product overview Terminal Channels Current Comment 3 A KL2701-0000 [} 8] 0.3 A KL2702-0000 [} 11] 2 A mutual locking of the channels KL2702-0002 [} 11] 1.5 A KL2702-0020 [} 11] 0.5 A KL2712-0000 [} 14] 1 A mutual locking of the channels KL2722-0000 [} 15] 1 A mutual locking of the channels, without power contacts KL2732-0000 [} 16] KL2701 and KL2702 - Solid state terminals 2.1.1...
  • Page 9: Kl2701 - Technical Data

    Product overview 2.1.2 KL2701 - Technical data Technical data KL2701-0000, KS2701-0000 Connection technology 2-wire / 3-wire / 4-wire Number of outputs 1 make contact Nominal voltage 0 … 230 V AC/DC Load type resistive, inductive Output current per channel 3 A continuous load Overvoltage protection from 400 V Pulse current...
  • Page 10: Kl2701 - Connection And Led Displays

    Product overview 2.1.3 KL2701 - connection and LED displays Fig. 2: KL2701 LEDs and connection Connection Terminal point Description Name Output 1 Output 1 +230 V +230 V (internally connected to terminal point 6 and positive power contact) Ground (internally connected to terminal point 7 and negative power contact) PE (internally connected to terminal point 8) Output 2 Output 2...
  • Page 11: Kl2702 - Introduction

    Product overview 2.1.4 KL2702 - Introduction Fig. 3: KL2702 - 2-channel solid state load relay up to 230 V AC/DC The KL2702 output terminals use an electronic load relay to switch a mains voltage of up to 230 V . The AC/DC switching element is a high-power MOSFET, which is connected to the power contact potential. As a semiconductor switch, it is not subject to wear.
  • Page 12: Kl2702 - Technical Data

    Product overview 2.1.5 KL2702 - Technical data Technical data KL2702-0000 KL2702-0020 KL2702-0002 KS2702-0000 Connection technology 2-wire / 3-wire / 4-wire Number of outputs 2 make contacts 2 make contacts, mutual locking Nominal voltage 0 … 230 V  (DC … 100 Hz) AC/DC Load type resistive, inductive Output current per channel...
  • Page 13: Kl2702 - Connection And Led Displays

    Product overview 2.1.6 KL2702 - connection and LED displays Fig. 4: KL2702 - connection and LED displays Connection Terminal point Description Name Output 1 Output 1 +230 V +230 V (internally connected to terminal point 6 and positive power contact) 0 V Ground (internally connected to terminal point 7 and negative power contact) PE (internally connected to terminal point 8) Output 2 Output 2...
  • Page 14: Kl2712, Kl2722 And Kl2732 - Triac Terminals

    Product overview KL2712, KL2722 and KL2732 - triac terminals 2.2.1 KL2712 - Introduction Fig. 5: KL2712 - 2-channel triac output terminal, 12 ... 230 V The KL2712 output terminal uses a power switch to control mains voltage from 12 to 230 V . The switching element is a triac, which is connected to the power contact potential.
  • Page 15: Kl2722 - Introduction

    Product overview 2.2.2 KL2722 - Introduction Fig. 6: KL2722 - 2-channel triac output terminal, 12 ... 230 V , channel locking The KL2722 output terminal uses a power switch to control mains voltage from 12 to 230 V . The switching element is a triac, which is connected to the power contact potential. As a semiconductor switch, it is not subject to wear.
  • Page 16: Kl2732 - Introduction

    Product overview 2.2.3 KL2732 - Introduction Fig. 7: KL2732 - 2-channel triac output terminal, 12 ... 230 V , channel locking, without power contacts The KL2732 output terminal uses a power switch to control mains voltage from 12 to 230 V . The switching element is a triac.
  • Page 17: Technical Data

    Product overview 2.2.4 Technical data Technical data KL2712-0000 KL2722-0000 KL2732-0000 KS2712-0000 KS2722-0000 KS2732-0000 Connection technology 2-/3-/4-wire Number of outputs 2 x make contact 2 make contacts, 2 make contacts, mutual locking mutual locking (without power contacts) Nominal voltage 12 … 230 V Load type resistive, inductive Output current per channel...
  • Page 18: Kl2712, Kl2722 - Connection And Led Displays

    Product overview 2.2.5 KL2712, KL2722 - connection and LED displays Fig. 8: KL2712 and KL2722 - connection and LED displays Connection Terminal point Description Name Output 1 Output 1 +230 V +230 V (internally connected to terminal point 6 and positive power contact) Ground (internally connected to terminal point 7 and negative power contact) PE (internally connected to terminal point 8) Output 2...
  • Page 19: Kl2732 - Connection And Led Displays

    Product overview 2.2.6 KL2732 - connection and LED displays Fig. 9: KL2732 - connection and LED displays Connection Terminal point Description Name Output 1 Output 1 12...230 V 12…230 V Output 2 Output 2 12…230 V 12…230 V LED Displays LEDs Color Meaning Signal LEDs 1-2 green Signal voltage "0"...
  • Page 20: Mounting And Wiring

    Mounting and wiring Mounting and wiring Installation on mounting rails WARNING Risk of electric shock and damage of device! Bring the bus terminal system into a safe, powered down state before starting installation, disassembly or wiring of the bus terminals! Assembly Fig. 10: Attaching on mounting rail The bus coupler and bus terminals are attached to commercially available 35 mm mounting rails (DIN rails...
  • Page 21: Fig. 11 Disassembling Of Terminal

    Mounting and wiring Disassembly Fig. 11: Disassembling of terminal Each terminal is secured by a lock on the mounting rail, which must be released for disassembly: 1. Pull the terminal by its orange-colored lugs approximately 1 cm away from the mounting rail. In doing so for this terminal the mounting rail lock is released automatically and you can pull the terminal out of the bus terminal block easily without excessive force.
  • Page 22: Connection System

    Mounting and wiring Fig. 12: Power contact on left side NOTE Possible damage of the device Note that, for reasons of electromagnetic compatibility, the PE contacts are capacitatively coupled to the mounting rail. This may lead to incorrect results during insulation testing or to damage on the terminal (e.g. disruptive discharge to the PE line during insulation testing of a consumer with a nominal voltage of 230 V).
  • Page 23: Fig. 13 Standard Wiring

    Mounting and wiring Standard wiring Fig. 13: Standard wiring The terminals of KLxxxx and ELxxxx series have been tried and tested for years. They feature integrated screwless spring force technology for fast and simple assembly. Pluggable wiring Fig. 14: Pluggable wiring The terminals of KSxxxx and ESxxxx series feature a pluggable connection level. The assembly and wiring procedure for the KS series is the same as for the KLxxxx and ELxxxx series.
  • Page 24: Fig. 16 Mounting A Cable On A Terminal Connection

    Mounting and wiring Wiring HD Terminals The High Density Terminals of the KLx8xx and ELx8xx series doesn't support steady wiring. Ultrasonically "bonded" (ultrasonically welded) conductors Ultrasonically “bonded” conductors It is also possible to connect the Standard and High Density terminals with ultrasonically “bonded”...
  • Page 25: Atex - Special Conditions (Standard Temperature Range)

    80°C at the wire branching points, then cables must be selected whose tempera- ture data correspond to the actual measured temperature values! • Observe the permissible ambient temperature range of 0 to 55°C for the use of Beckhoff fieldbus compo- nents standard temperature range in potentially explosive areas! •...
  • Page 26: Continuative Documentation About Explosion Protection

    Explosion protection for terminal systems Pay also attention to the continuative documentation Notes on the use of the Beckhoff terminal systems in hazardous areas according to ATEX and IECEx that is available for download on the Beckhoff homepage https:\\www.beckhoff.com! Version: 1.0.0...
  • Page 27: Twincat

    The general use of hardware and software from the open PC world requires some checking: Unsuitable components can upset the PC system. Beckhoff integrates a handy display of the real-time jitter in order to provide administrators with a simple means of evaluating hardware and software. A system message during operation can draw attention to error states.
  • Page 28 According to the requirement for operating resources, the TwinCAT software devices can be distributed: TwinCAT PLC programs can be executed on PCs and on Beckhoff Bus Terminal controllers. A "message router" manages and distributes all the messages, both in the system and via TCP/IP connections. PC systems can be connected to one another by TCP/IP;...
  • Page 29: Programming

    TwinCAT Programming TwinCAT libraries See software documentation in the Beckhoff Information System. TwinCAT 2: TwinCAT PLC Lib: I/O functions TwinCAT 3: TwinCAT 3 PLC Lib: Tc2_IoFunctions KL2701, KS2701 und KL27x2, KS27x2 Version: 1.0.0...
  • Page 30: Appendix

    Beckhoff's branch offices and representatives Please contact your Beckhoff branch office or representative for local support and service on Beckhoff products! The addresses of Beckhoff's branch offices and representatives round the world can be found on her internet pages: http://www.beckhoff.com You will also find further documentation for Beckhoff components there.
  • Page 31 Table of figures Table of figures Fig. 1 KL2701 - 1-channel solid state load relay up to 230 VAC/DC, 3 A..........Fig. 2 KL2701 LEDs and connection ..................... Fig. 3 KL2702 - 2-channel solid state load relay up to 230 VAC/DC ............. Fig. 4 KL2702 - connection and LED displays..................
  • Page 33 More Information: beckhoff.de/KL2701/ Beckhoff Automation GmbH & Co. KG Hülshorstweg 20 33415 Verl Germany Phone: +49 5246 9630 info@beckhoff.com www.beckhoff.com...

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