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OSTP Pump 7ank LNiVERSI"fY � �Y; � <br /> ""�^^�,"°�''���" Desi n Worksh�et `�t� ��.��. <br /> CoM�olAgeacy � OF 1'11tiNES0"fA - <br /> TIMER or DEAMND FLOAT SETTINGS <br /> Setect Timer or Demand Dosing: Or,me, �cen,ano pose <br /> R. Timer SatN� <br /> 12. Required Flow Rate: <br /> A. From DesiQn(Line 12 of Pressure Distribution or Line 70 of Non-Level'�: � GPM <br /> 8.Or calculated:GPM=Change in Depth�in)x Gattons Pe�inch 1 Time Interval in Minutes 'Moce: 7his vntue musf <br /> � � 8 � � be ad�usted aJter <br /> in X al/in+ min= GPM instoltation based on <br /> 13. Ftow RaYe from Line 12.A or 12.8 above. � GPM �mp caUbrat/on. <br /> 14.Catculate TU�R ON settir�g: <br /> Total Dosing VolumelGPM <br /> �� $a(+ � SPm= �Minutes ON <br /> 15.Catculate TIMER OFF setting: <br /> Minutes Per Day(144DI1Doses Per Day- Minutes On <br /> t440mtn . �doses/day - �min = �MinutesOFF <br /> 16. Pump Off Float�Measuring from bottom of tank: <br /> Distance to set Pump OJf F1oat=Gc!!oM to Cover Pump /GoUons Per Inch: <br /> � gal= � gatlin= �Inches <br /> 17, Alarm Float-Measuring from bottom of tank: <br /> Distonce to sat Alarm Float�Tank Depth(4A)X 90%oJ 7ank Depth <br /> � in X 0.90= �in <br /> B. DEMAND DOSE FIOAT SETTINGS <br /> 18. Calculate Floa[Separation Distance using Dosing Volume. <br /> Tota!Dosing Volume/Gatlons Per lnch <br /> 107 ga� : 1�.5 gatlin= 6.1 I�ches <br /> 79•Measuring irom bottom of tank: <br /> A. Distunce to set Pump OfJ Floot=Pump+blak height�2 inches <br /> 10 in+ � in : 12 Inches <br /> B. Dinance to set Pump On ffont=Disionce to Set Pump•Ojf flont .Float Separctton Dtstance <br /> 12 in* 6.1 in = t8 inches <br /> C. Distance to set Alarm F(oot =Distance to set Pump-O��toat »Atarm Depih �2•3 inches) <br /> 18 in+ 2.0 in= 20 tnches <br /> FLOAT SETTINGS <br /> DEMAND DOSING TIMED QOSING <br /> r ; <br /> inches for pose: 6.1 in = <br /> � ii � s- <br /> Alarm Depth 20.1 in' 1 l+larm Depth �� � <br /> Pump On 18.1 in� 35 Gal i� <br /> Pump Off 12.tl in� 107 Gal �t � Pump Ofif jn � <br /> +--- <br /> j 210 Ga1 ' � f �� <br /> � ------�__' � <br /> _ -- __ <br />