Laserfiche WebLink
7= 51 <br /> IS[ 57 <br /> as ss P.n <br /> i•v <br /> Ji. lug <br /> NOTE: When secondary, "positive," shut-off is set at 95% of tank volume, the level at which <br /> primary shut-off occurs varies with tank volume. The above illustration depicts how tank volume <br /> could influence the actual shut-off levels of a mechanical OPV. <br /> FINAL SHUTOFF <br /> 99.0% ir__ ____-__ ____' __ ____V__ ____ 1 <br /> ____�__ _ <br /> 1 1 1 1 ' T- 1 Y- 1 INSTALLED 09896 <br /> 9741% ' 1 1 1 1 PRIMARY SHUTOFF <br /> I 1 1 1 1 1 WITH FINAL <br /> INSTALED @98% <br /> 1 1 I L FINAL.SHUTOFF <br /> 95.9% <br /> INSTALLED @951A <br /> sa-oIl 4 I 1 Z <br /> PRIMAR SHUTOFF <br /> W FTH FINAL <br /> INSTALED 095% <br /> � � r <br /> ASSVMPTIONS: <br /> B9-O% <br /> -G E NERIC CYLIN DRI CAL <br /> TANK WITH FLAT ENDS <br /> a'o% -PRIMARY SHUTOFF <br /> POI NT IS A <br /> 87AIi CALCULATE D OFFSET <br /> (5"1 FROM FINAL <br /> SHUTOFF SETPOINT, <br /> — USING GASOLINE WITH <br /> X5,0% A SPECIFIC GRAVFTY OF <br /> M75 <br /> 9+A% <br /> 19 <br /> TANK DIAMETER(FEET I <br /> NOTE: The installation height of an OPV can be adjusted to optimize actual shut-off levels as <br /> required. Consult local regulations for specific requirements in your area. The above graph <br /> shows how a two-stage, mechanical overfill prevention device is influenced by tank diameter and <br /> volume. <br /> a� <br /> 4 %. <br />