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Specifications <br />J554,1284,1888 or J2077 shall be utilized to protect elecnonic equipment. <br />Power control relays and solenoids shall have a direct current (dc) rating of 125 percent of the <br />maximum cun-ent for which the circuit is protected. <br />A programmable louic controller shall be utilized to achieve advanced contro] of a fully <br />computerized vehicle network system. The microprocessor based system shall be extremely <br />reliable, shock proof. vibration resistant and moisture proof. The system shall compl_y with all <br />appropriate SAE J1939 recommended practices. The compactness of the system shall reduce <br />overall components and wiring size thus the vehicles, weiQht. <br />In addition to a visual message center, the logic controller shall activate status indicators and <br />audible alanns designed to provide early warnin? of problems before they become critical. <br />The programmable logic controller shall include the tollowing attributes: <br />- On-board self diaanostic messaaes and status indicators <br />- Visual LED confirmation of communication at each Vehicle Ii7terface Module, Switch <br />Interface Module, Display Module, and ECU <br />- Automatic self-test on siartup and durin? vehicle operation <br />- Eliminate control loQic relays wherever possible <br />- Provide lozic control for NFPA 1901 mandated safety interlocks and indicators <br />- Utilizesystem integration to eliminate redundant wiring and components <br />- Improve control system reliability by reducinff relay and comlector contacts <br />- Advanced electrical system load nianageinent and sequenculg system <br />- Customized control sofzware prograrmned to reflect the vehicles unique confi!?,uration <br />- Re-programmable to accoizunociate chanaes to the vehicles operating parameters <br />- Complete operating and troubleshooting manuals <br />CIRCtiIT PROTECTION AND CONTROL DIAGRAM <br />Copies of all "Job Specific", Input/Output (I/O) sheets shall be provided with each chassis. <br />The I/O sheets shall be located in the compartment under the officers seat. In tl7e event tihe <br />officers seat is an Air Ride seat, the I/0 sheets will then be located inside the cab. <br />ON-BOARD ELECTRICAL SYSTEM DIAGNOSTICS <br />Advanced on-board diaanostic messages shall be provided to support rapid troubleshootina of <br />the electrical power and signal system. The diagnostic messa?es shall be displayed on a LCD <br />Bidder <br />Complies <br />Yes ( No <br />Page 28