1. 1 Sensor/Actuator Communications Pittcon2002 Workgroup 2

2. 2 Standalone “SAM” - Wired Sensor/Actuator Bus Sensor Analytical Manager (SAM) Analyzer System Ethernet LAN P Legend: Pressure Sensor Temp Sensor Valve/Actuator Analytical Sensor V A T Analyzer Controller V T P A zIEC Ex ia intrinsically safe zLeverage FISCO power concept zPlug & Play Connectivity zCANbus: e.g. DeviceNet, SDS..

3. 3 Sensor/Actuator Bus Sensor Analytical Manager (SAM) Analyzer System Ethernet LAN Analyzer Controller V T P A Sensor Requirements: Simple Sensor Host Communications Configurable Sensor Attributes Small Footprint of Sensor Engineering Units Inexpensive but reliable Host Requirements: Controls all Sensor/Actuator Functions Support Common SS tasks (Applets) Gateway to Analyzer LAN/Imbedded

4. 4 Sensor/Actuator Bus Sensor Analytical Manager (SAM) Analyzer System Ethernet LAN Analyzer Controller V T P A CAN-bus: Simple Sensor Host Communications Configurable Sensor Attributes Measurement and Diagnostics Small Footprint of Sensor Engineering Units Inexpensive but reliable (proven technology) Attributes Flashable (DeviceNet/SDS..)

5. 5 Sensor/Actuator Bus Sensor Analytical Manager (SAM) Analyzer System Ethernet LAN Analyzer Controller V T P A Workgroup Question/Feedback: Is CAN the right answer? Is IS the right answer? Click here for Workgroup 3 Overview