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I . The reservoir level drops below the ",Start Lag - a "ell pump <br />2. The ` OU is disabled or if enalblcd, it is in the "Orl'Perak " period <br />d. Start the Lag 2 well peunp il: <br />I . The reservoir level drops below the "Start La-22" well pump <br />2. The TOU is disabled or if enabled, A is in the "Off Peak " period <br />c. Step the Well pumps when the reservoir levels rise above the respective "stop well <br />pump„ level. <br />5, Well Lcad. Lag rotation <br />aa. Lead well ptutap duty: rwr "hen "Auto Rotate Well Dutics ", is selected" designate the Lead <br />pump to the pump that is available and has the lowest ntanher of operating hours. <br />h. Lag 1, Lag2 well pump duties: When "Auto Rotate Well Duties ", is selected, designate <br />the Lngl and l.ag2 pump duties to the purups with the second to least number of <br />operating liours, and Lag2 to the well with the greatest number of well operational <br />hours. <br />c. Roalloeattc well punwp duties 0s,Xlt time aft three well punwps Ore detected off. <br />C. 1_ocatl and Centraat llfvll Functions <br />1. Provide 6IMl Operator entry fields for the following, as a minimum: <br />a. Well pump IN SERVICE/ OUT OF SERVICE <br />h. Well pump AUTO! CONTPUTFR M.AVUAI. (pop -up window) <br />c. Well pump S ['AR D'STOP operational in COMPUTER MANUAL MODE. (pop -up <br />window) <br />cl. Reservoir -Start" and "Stoop " levels for each well pump duty. Prevent the Operator <br />entering a "Stop" .setpoint level below the "Start" setpoint for that Dtjty. <br />2. Display all PLC ahirnis on the both process and alarm graphics. <br />3. Provide a preconftgured trend showing Well flows, and Chontleat 'tank level. <br />D. Volvo sequencing Eder well startup at each of the 3 wells shall proceed ass follows: <br />1. When welt is not operating, butterfly valve to hypass shall he in normally open position. <br />Butterfly valve to reservoir shall be in normally closed position, <br />City of Santa Ana RFP 15 -105 <br />251444 <br />