|
Opti0nal Laak Accez, 1s6: 11U"6018
<br /> Standard Tank Notes
<br /> e Shell Wall Service Fitting
<br /> 1. Tank bottom gauge/c1u llector
<br /> plates are standard under every 11 Ih I vu:e filth-ick.Illi,wS,u cess to the interior of the primary
<br /> manway and service ill tuuj. I inl. I-illulcJs throut II I Will shell w,ilfs must Do loc�rted along
<br /> 2.Anchoring strap lowik)rn ,ire a rclr- lht (1al.) 1 t•riler1111e iii 1l W t.inh or the UL (Libel vvrll be void. if ley
<br /> ccrted by arrows oil t,.a lI sr()e of ire,rv,ul,il.)!e If) 7", •1 of G" NI-'1
<br /> eer[lrn ribs. Stf,rps,are to t)e pl,pct:.d l r,ill e otq)Lnys. Sec: ;I,a idJr Cf
<br /> on the top of their irbti tlr,rwinLjs fur 'flZU
<br /> �rriil Clu.rnUtreS.
<br /> 3. Standard service fittings to the pri-
<br /> mary tank are 4"NPT half cou-
<br /> plings.
<br /> (Additional MLinw,lys.arid li[tincjs
<br /> are available oil iTl,1dL'-I0 Of
<br /> tanks.)
<br /> 4. 4"monitor fittings provide access
<br /> to[he rib cavity and the interstice.
<br /> S. Four generic types of monitoring ----- -----------
<br /> systems may be used with Xc-rxes
<br /> double wail t,inks. Cer[dnn festa[
<br /> tions may ripply L j duplex Shell Wall
<br /> a. Hydrostatic Monitor- When,I Service Fittings
<br /> hydrostatic monitoring system is
<br /> used, the level of liquid in (fpr riser- i kitJox ,:•rvic< fittings,ifiow for[tie placement of two service
<br /> vorr may be monitored to cJrlect a cui ir11 ct,i,r is ii) one lox.Tion. Fillings erre priced astride the Mink',,
<br /> leak in either [he inner or outer w.Ill cerlicIIlrit•rel(Any St"'I(l,ut.l huinc_j I(.)C'lilorl. I WIIIgs lira_•OVIIIJLIULe
<br /> of the tank. GptlonA re%t,fvorr Son- 111 2• '1'•,if Id b`
<br /> sors supplied by Xerxes,-ar C,rv.ril NPl li,Ili t ouplings.
<br /> able.
<br /> b. Vacuum Monitor -1XWilL-n vicu-
<br /> urea monitoring ss used, I rnvixu))um
<br /> of 3"mercury ().5 psi i ll,rxu num)
<br /> must be maint,,rned. �1
<br /> c Liquid Sensors-When dry inter-
<br /> stitial monitors are used, the monf-
<br /> for is positioned -on most models
<br /> over the rib a[either end of the
<br /> tank, The interstice may I)e either
<br /> vented or sealed. ___...
<br /> d. Positive Air Pressure-When posi-
<br /> tive air-pressure monitoru act is ust,d,
<br /> the maximum air pres%ure is 3 psi. -
<br /> Flanged and Gusseted
<br /> f Idnt t•d ,111d Connally yussrtc•d liboiqLlss ieinlurcrd pl,rs[IC (1-1,l1')—
<br /> Ilu"I ti,rlt�,iv,uhrf)Ie Iii 2". -1", f;", ind 8"dr,rliatr[ers. Itie Ilange
<br /> I,ice IM110It•% the ANSI 150/1 I.ice pmlern. Mating 1011gx s[frust 1
<br /> I)e Ifrl I,tcet.l. Illese lenu ii)s rrLiy urily ue pl.rced un filet Iup cc.n
<br /> IcYhric'ul the I,irlk
<br /> - C� -
<br /> 10
<br />
|