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CPAC Communications Session PITTCON 2001, March 5 - 8, 2001

CPAC Communications Session PITTCON 2001, March 5 - 8, 2001. Rick Ales Swagelok Solon, Ohio. CPAC NeSSI Example 1. Sensors & Actuators. Analyzer. Analog 4-20ma Pressure Flow Temperature. Discrete 0-24Vdc Valve Drive Heater Power Alarms. Information & Control Signals.

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CPAC Communications Session PITTCON 2001, March 5 - 8, 2001

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  1. CPAC CommunicationsSessionPITTCON 2001, March 5 - 8, 2001 Rick Ales Swagelok Solon, Ohio

  2. CPAC NeSSI Example 1 Sensors & Actuators

  3. Analyzer • Analog4-20ma • Pressure • Flow • Temperature • Discrete0-24Vdc • Valve Drive • Heater Power • Alarms Information & Control Signals

  4. Hazardous Area Explosion Proof Data Logger Analyzer EEx d or EEx p • Discrete0-24Vdc • Electric Valve • Electric Heater Discrete Hi Power On-Line I/O Based Architecture Hazardous Area - Intrinsically Safe Safe Area Communication • Analog4-20ma • Pressure • Flow • Temperature DCS Network Bit Bus Analog I/O • Discrete0-24Vdc • Alarms • Solenoid valve Discrete I/O

  5. Sensor / Actuator Bus Architecture EEx ia IIC Hazardous Area Safe Area OPC Server • Analog • Pressure • Flow • Temperature DCS Network S/A Bus Soft PLC Data Log • Discrete • Alarms • Solenoid valve Analyzer EEx d or EEx p Hazardous Area Explosion Proof • Discrete0-24Vdc • Electric Valve • Electric Heater Discrete Hi Power

  6. Sensor Actuator Requirements • Simple Multi Drop Master / Slave Architecture • 10 Meters or Less @ 100K bps or Less • Choice of IS or Powered Physical Layer • Single Chip MAC Layer / CPU • Encapsulated Application Layer

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