1. Page 1 NeSSI II - SAM Sensor Actuator Manager (SAM) Comparison of Hardware Choices CPAC May 2004, Seattle WA

2. Page 2 ESD EPPC-405-UC Controller  7” x 4” x 2” Din Rail Mount 2 ProfiBus PA Ports (CAN Available) 1 Ethernet Port 2 USB Ports 2 RS-232, 1 RS-485 Ports 24 VDC Power Comparison of SAM Controller Choices  SAM Design: Device Network in/Ethernet out 4” x 4” x 2” USB and Serial Ports 32 bit RISC Power PC Processor 2-16MB ROM, 32-64MB SDRAM Linux OS w/ JavaVirtual Machine HMI Development Software Included Wireless Bluetooth and WiFi

3. Page 3  Softing Controller 3 ProfiBus PA Ports (CAN Available) 1 Ethernet Port ProfiBus OPC Server 4.4” x 4.4” x 5.2” RS-232 24 VDC Power Preliminary Investigation of SAM Controller Choices AutomationDirect 205:  DeviceNet in/Ethernet out 3” x 4” x 6” Expandable local I/O, Serial Ports Windows CE OS Flowchart Programming Visio HMI/Control Software

4. Page 4 Honeywell Experion PKS C200 Controller  FF/ProfiBus in/Ethernet or ControlNet out Direct Connectivity to Honeywell Architectures Local I/O and Serial Ports Integrated NeSSI applications Comparison of SAM Controller Choices |CPU|Enet|ISnet| I/O|  VersaLogic PC104: PC104 Architecture ProfiBus Network in/Ethernet out 6” x 4” x 2” USB, Serial Ports Fully PC Compatible All Windows software or Linux LabView ready HMI Development Software Included WiFi 802.11