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4 4 <br /> ,'a1t ^,5'"� .4'+. L't.. .} :s;,k:+- 'r""' - ..';i:fi-�•. Lt.,- " .. n.-! - r '',}r'Y,.'" -:'i - iw <br /> '�art <br /> ^'' <br /> R ..J '1.• ' {�� ;'-tit 4{' M1M <br /> 5' <br /> %+ <br /> 'o- TWU OF 538 <br /> SPRII <br /> { -5.3.2 If public water is not tonne <br /> %.} ably - . .1 Antifreeze lex iarllavailable natz-a�l indicated <br /> .�. 4 " <br /> use in antifreezesolations. <br /> Uwd if Public water Is Connected to Sprinklim <br /> �:; To c -5.3.3* n antifreeze solution sl <br /> µ pct.Gray. Freezing point below the expected minimumt� <br /> loa specific avis of the prepared• �►t <br /> so F p T p P <br /> :` Material <br /> (bar volume) 6� F(15.600 hydrometer with suitable scale. . <br /> ` water �` .1 <br /> k <br /> Glycerine � 50% <br /> 1.151 -22 .-30.0 5-5,4* Arrangement of Supply ipi <br /> -.� .p.or U.S.P:Grade o � D.O <br /> Y: o% Vater 1.15 antifreeze solutions are heaver than <br /> °f Hydrometer Scale 1.000 to],foo (interface) the h aier liquid will <br /> x . <br /> 1.027 �-1 -8 to prevent diffusion of water into the <br /> Water <br /> Propylene Glycol 0 � � 1.1 <br /> 6o 1. <br /> this necessitates the use of a 5-ft L' <br /> p 0° Vater :2 -32.2 <br /> 1.0 41 - -51.1lustrat d in Figure5-5.4. The prefer <br /> 50% Water 0 <br /> 1.0� <br /> ` 0 2ter <br /> � sprinklerslow-the interface b twet <br /> meter Scale 1.000 to 1.120(Subdivislor solution. <br /> Hydro44 * .p. : Chemically Pure. aco xa 9 .5°0- <br /> . . .- United States Pharm poe If sprinklers rs are above the fin er <br /> 17, ' .2-m hole in the clapper shall <br /> n : <br /> _ water control valve and two small sod; <br /> tk <br /> y `+ S lntio ed as illustrated in Figure5-5.4. An <br /> Fable -5.3.2 Antifreeze trig cusp is also shown. <br /> Ie for if public Water I&Not Connected to Sprnllex <br /> `'f V uitab Filling Cup-,, <br /> Spec. Gray. Freepng Water <br /> Point SVPP14\-Water ■ <br /> Solution at OF OC r <br /> + Volume) 00F(n-600 <br /> b <br /> - <br /> Material <br /> r. t Table 5•x.3.1'•" IPPG 04 a <br /> R ED A <br /> . - <br /> Glycerine CL-glycrr�nr is used. sc 2,C <br /> " 13 -25.4 a--I!V D� 1T 1+� <br /> 0 �+'4�ater 1.078 13 <br /> : : ={ Birth lone' lycol *2 VALVE <br /> 1.081 -- - 2.8 <br /> T� +r <br /> 45% Water '_42 -4l.l H EAT D #o. <br /> •{ 1.086 <br /> ;f. 40% 'Vater A� A <br /> Subdivisions 0.002) <br /> r Hydrometer Scale 1.000 to 1.120� ubd� <br /> 056 -10 -2S.3 B <br /> 61% Water LJ <br /> �.- 0 -28.9 k <br /> Erhylenr Glycol 56% Water 1.063 -34.4 checkvalve <br /> - 51% W3ter 1.069 -40 -40,0 'Wprole'Pnclapper) <br /> x}' 47% Water 1.073 <br /> 1,000 to 1.120(Subdivisions rs 0.002 <br /> Hydrometer Scale <br /> '8• `1' NOTE: The 'At-in.(3.2-mm)bolt in thee <br /> Glycol if raP+lentglycol is used,see Table 5for expansion of the solution during a tempoprotiylenef <br /> " - <br /> alci�mhlaridc <br /> Lb alsper to sprinkler heads. <br /> * <br /> " Waterer <br /> 80°0 -Flake" ! � 1.183 � 0 � .� F�'` I uts;1 in. - 25.4 mm;I fit. _ 0.�8 cn. <br /> 1. 12 10 <br /> -' "if proton racer 3.58 � - 0 -28.9 Figure 5-5.4 Arrangement o S <br /> Add corrosion inhibitor g.89 1.23 <br /> of sodiurtn bichromate 1.258 -30 !3 .4 <br /> 4.37 <br /> per al Water 1.274 -40 .0 <br /> l ° 8 4.73 45.6 <br /> 77: 4.93 <br /> 1.283 <br /> t <br /> t - <br /> -_ <br /> " Free from rnagnesiurn chloride and other irnpur ttes. <br /> r.. <br /> _.Y'wh <br /> L' <br />