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CONTROL SYSTEM AND FIELD CONTROLLERS


























                                                                        Lynx  Central Control System
                                                                            ®
                                                                        Page 12













                                  FIELD CONTROLLER COMPARISONS

                                            Lynx           Lynx           Lynx          Lynx
                                               ®
                                                               ®
                       Feature/Capability                                                           OSMAC G3
                                                                                                         ®
                                          Smart Hub    Smart Satellite  Smart Module    GAC
                                  Page       19             28             22            25            33
            Maximum Stations Per Controller  1000           64            1000          1000           64
                 Maximum Simultaneously
            Operating Stations Per Controller  200          32            200              32**        16

                    Stand-alone Programs     64             64             10           N/A             24*

              Wireline Field Communication   Yes            Yes            Yes           Yes           No

              Wireless Field Communication   Yes            Yes            No            No           Yes

                     Upload Field Changes    No             Yes            No            No            No
                    Field Controller Alerts  Yes            Yes            No            No            No

                    Downloaded Programs      Yes            Yes            No            No            No

            Station Based Flow Management    Yes            Yes            Yes           Yes          Yes

                   Station Current Sensing   No             Yes            No            Yes           No

               Station Runtimes In Seconds   Yes            Yes            Yes           Yes          Yes

                       Language Capacity     Yes            Yes            Yes           Yes           No


                                                                                           * Lynx LSM 200 Stand-alone Gateway
                                                                                           ** 16 + 16 with an expansion Gateway




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