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Peak PCAN-Optoadapter User Manual

Plug-on adapter for decoupling can networks
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PCAN-Optoadapter
Plug-on Adapter for Decoupling CAN
Networks

User Manual

Document version 3.0.1 (2013-10-21)

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  • Page 1: User Manual

    PCAN-Optoadapter Plug-on Adapter for Decoupling CAN Networks User Manual Document version 3.0.1 (2013-10-21)
  • Page 2 PCAN-Optoadapter – User Manual Products taken into account Product Name Model Part number PCAN-Optoadapter IPEH-002038 CANopen® and CiA® are registered community trade marks of CAN in Automation e.V. All other product names mentioned in this document may be the trademarks or registered trademarks of their respective companies.

  • Page 3: Table Of Contents

    PCAN-Optoadapter – User Manual Contents Introduction Properties at a Glance System Requirements Scope of Supply Connectors Connection Primary Side Connection Secondary Side Operation Operation Signal Delay Status LED Technical Specification Appendix A CE-Certificate Appendix B Dimension Drawing...

  • Page 4: Introduction

    PCAN-Optoadapter – User Manual Introduction The PCAN-Optoadapter is a universal plug-on adapter to allow galvanic isolation of High-speed CAN bus systems. Its integrated logic means that decoupling can be installed at any point in the CAN network. Properties at a Glance...

  • Page 5: Scope Of Supply

    PCAN-Optoadapter – User Manual Since the PCAN-Optoadapter already contains a CAN bus termination on the primary side, the connected CAN adapter doesn’t need to be terminated separately on this side. Scope of Supply Adapter in plastic casing Manual in PDF format...

  • Page 6: Connectors

    Secondary side (D-Sub female) (D-Sub male) Figure 1: Top view PCAN-Optoadapter Connection Primary Side The PCAN-Optoadapter is directly connected to a CAN interface with its so called primary side (D-Sub female). Figure 2: Pin assignment at the primary side (D-Sub female)

  • Page 7: Connection Secondary Side

    PCAN-Optoadapter – User Manual The lines for the differential CAN signal CAN_H and CAN_L are terminated on the adapter with a 120-Ω resistor (fixed). An additional termination at the CAN interface is not needed. Connection Secondary Side A High-speed CAN bus (ISO 11898-2) is connected to the 9-pin D- Sub connector.

  • Page 8: Operation

    1 of the CAN connector. The CAN interfaces of the PCAN series are able to provide 5 Volts on Pin 1. When the 5 V supply is active, the LED on the PCAN-Optoadapter is green.

  • Page 9: Signal Delay

    PCAN-Optoadapter – User Manual Signal Delay The PCAN-Optoadapter has a transit time delay of approx. 80 ns. This corresponds to a cable length of 16 m. Therefore, you should consider the dependence of the maximum length of a CAN bus on the bit rate at the installation of the PCAN-Optoadapter.

  • Page 10: Technical Specification

    PCAN-Optoadapter – User Manual Technical Specification Connectors D-Sub (m), 9 pins Pin assignment according to specification CiA® 102 Specification ISO 11898-2, High-speed CAN 2.0A (standard format) and 2.0B (extended format) Bit rates 0 kbit/s - 1 Mbit/s Transceiver NXP PCA82C251...

  • Page 11: Appendix Ace-Certificate

    PCAN-Optoadapter – User Manual Appendix A CE-Certificate...

  • Page 12: Appendix B Dimension Drawing

    PCAN-Optoadapter – User Manual Appendix B Dimension Drawing The figure doesn’t show the actual size of the product.

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