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IS CAN Bus – CiA DSP 103 V 1.0

IS CAN Bus – CiA DSP 103 V 1.0. Low Cost, Intrinsically Safe Transducer Bus Enabling NeSSI Gen II Rick Ales Swagelok Company IFPAC 2008 Baltimore, MD. Analyzer. V. A. P. T. NeSSI Gen II Bus Architecture. Ethernet. Remote Operator Station & Plant Control System. Hazardous Area

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IS CAN Bus – CiA DSP 103 V 1.0

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  1. IS CAN Bus – CiA DSP 103 V 1.0 Low Cost, Intrinsically Safe Transducer Bus Enabling NeSSI Gen II Rick Ales Swagelok Company IFPAC 2008 Baltimore, MD

  2. Analyzer V A P T NeSSI Gen II Bus Architecture Ethernet Remote Operator Station & Plant Control System Hazardous Area Class 1 Div 1 (Zone 1) IS NeSSI Bus Flow Sensors NeSSI Device Sample System Sensor Analyzer Manager SAM

  3. Virtual Message Path Actual Message Path ISO OSI Communications Model

  4. Physical Layer CiA DSP 103 NEW CANopen Communications Model Application Layer CENELEC EN 50325-4 Software Profile DS401 Generic IO Modules Profile DS404 Measuring Devices Profile DS405 Programmable Devices Profile DS425 Medical Devices  DS301 Application Layer Communications Framework Data Link Layer CAN 2.0* ISO 11898-2 IC Chip Hardware Physical Layer ISO 11898-2 CiA DS 102 Drivers • CAN: Controller Area Network protocol developed • Robert Bosch for automotive applications.

  5. Distance Frequency Voltage = IS and the Ignition Curve

  6. Cable Length ≤ 10 m +Vdc Grnd CAN-HI CAN-LO Circuit Voltage ≤ 9.5 Vdc Circuit Segment Segment Driver = 3.3 Vdc Cable Length IS Capable CANopen Architecture

  7. Gen II NeSSI Bus Open Standard CiA 103 DSP V1.0 April 2007 www.can-cia.org

  8. IS CANopen Highlights • The CAN physical layer ISO11898-1,2 & CiA DSP103 • Area Classification Class 1 Div 1 (Zone 1) • Power bus specification P+F RSD2-PSD-EX4.43 • Co-cabled 10m max 2 Power and 2 CAN wires • M12 or M8 Connectors Single power source per device • 3.3V BiCMOS Driver 1/3 the Power of 5V Driver Entity Parameters

  9. What’s Next? Application Layer CENELEC EN 50325-4 Profile DS401 Generic IO Modules Profile DS404 Measuring Devices Profile DS405 Programmable Devices Profile DS426 Analytical Devices  NEXT DS301 Application Layer Communications Framework Data Link Layer CAN 2.0 ISO 11898-2 Physical Layer ISO 11898-2 CiA DS 102 Physical Layer CiA DSP 103

  10. Discussion?

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