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Medical Lubricated Vacuum


            Appendix A:  TotalAlert Embedded Control System



                                Main Screen                Unit Screen # 1                 Unit Screen # 2




                                                                                           TM
                                                                                 EMBEDDED
               Proximity Sensor



                Power ON Light


                  Alarm Buzzer







            Figure A.1 Touchscreen Controls





                     PCB2       PCB2            PCB1
                      Unit      Unit            Main
                     Display   Display         Display







                                                              RS485 & Power
                                                           (6 Conductor Cable)




                         PCB4         PCB4              PCB3
                         Pump          Pump             Master
                                                      Controller







                                                               Customer
                                Ethernet Network               Ethernet



                 PCB3 & PCB4 Mounted on Back Panel

            Figure A.2 Duplex Medical Vacuum Confi guration - Printed Circuit Boards

                                                             A-1                                  4107 9000 96.03
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