INTERNATIONAL STANDARD IS0 9461 First edition 1 992 l 2 1 5 Hydraul ic flu id power Identification of valve ports, subplates, control devices and solenoids Transmissions hydraul iques Identification d[.]
I S0 I N TE R N ATI ON AL S TAN D AR D 46 Fi rst ed i ti on 92 -l H yd rau l i c val ve fl u i d po rts, po we r su bpl ates, - I d e n ti fi cati o n co n tro l 2- of d evi ce s an d so l e n oi d s Tran sm i ssi o n s em bases, h yd rau l i q u e s - I d en ti fi cati o n o rg an e s d e co m m an d e d es o ri fi ces d e s appare i l s, et s o kn o i d e s Referen ce I S0 n u m ber 9461 : I 992 (E ) I S0 461 : 9 2( E ) Foreword I S0 ( th e I n te rn ati o n al fe d e rati o n of of pre pari n g tech n i cal wh i ch a n ati o n al Org an i z ati o n stan d ard s I n tern ati o n al co m m i ttees tech n i cal re pre s e n te d E ach cl o sel y (I E C ) o n al l m atters D raft I n te rn ati o n al ci rcu l ate d to th e in h as of th e bo d y S tan d ard s a ou t in wo rl d wi d e h as Th e wo rk th ro u g h a I S0 su bj ect th e o rg an i z ati o n s , I SO, al so take I n tern ati o n al ri g h t fo r to be g o ve rn m e n tal part i n th e E l ectro tech n i cal wo rk I S0 C o m m i ssi o n stan d ard i z ati o n ad o pte d bo d i e s fo r carri e d es tabl i sh ed is bo d i e s) i n te re ste d I n tern ati o n al el ectro tech n i cal m e m be r m e m be r n o rm al l y be e n l i s o n wi th wi th S tan d ard i z ati o n ) (I S0 is m e m be r co m m i ttee an d n o n - g o ve rn m e n tal , co l l abo rates S tan d ard s co m m i ttee o n th at fo r bo d i e s by th e vo ti n g S tan d ard re q u i re s appro val by at l east % te ch n i cal P u bl i cati o n o f th e co m m i ttees as an m e m be r are I n tern ati o n al bo d i e s casti n g a vo te I n te rn ati o n al S tan d ard l S O/TC , I S0 Fl u i d po we r 9461 was system s, pre pare d by S u b- C o m m i ttee Te ch n i cal SC 5, C o m m i ttee C o n tro l pro d u cts an d co m po n e n ts An n e x A o f th i s I S0 ri g h ts by an y m ean s , re s e rve d i n wri ti n g C as e P o s tal e ii No p art e l e ctro n i c I n te rn ati o n al P ri n te d S tan d ard i s fo r i n fo rm ati o n o n l y 992 Al l m i ss i o n I n te rn ati o n al fro m of or th e l i n S wi tz e rl an d pu b l i cati o n m ay i n cl u d i n g be re pro d u ce d ph o to co pyi n g pu bl i s h e r O rg an i z ati o n 56 th i s m e ch an i cal , fo r CH -1 21 S tan d ard i z ati o n G e n kve 20 l S wi tz e rl an d or an d u ti l i z e d in m i cro fi l m , an y fo rm wi th o u t or p e r- I S0 46 : 9 2(E ) I n trod u cti on Th i s fo r I n te rn ati o n al th e n ati o n al I S0 th ey To In I S0 fo u r we re to th i s th e h yd rau l i c ti o n an d be m o u n te d to th e of to 6263 an d S tan d ard s co ver m o st th i s an y n e w po we r u n d er re g u l ati o n on sh ou l d pi pe o r h o se val ves wi th th e pu bl i s h e d on ru l e s I n te r- su bpl ate s (i e h o wever, th e cu rre n t to so m e wh at m arki n g S tan d ard be appl i e d e xten si ve as practi ces g i ve ru l e s as a fi rst co rre - pri o ri ty fo r val ve system s, m arke d po s si bl e previ o u sl y 6264) I n te rn ati o n al pre s s u re su bpl ates are of as in co n ce rn i n g I S0 practi ce, are ach i eved be as cl osel y spe ci fi ed parti cu l ar th o se I S0 si tu ati o n , fl u i d i n te n d e d po rts re co m m e n d e d a liquid so l en o i d s val ve I n tern ati o n al i d en ti fi cati o n th ro u g h in 78 , e xpecte d re m e d y s po n d i n g th e of S tan d ard s , 440 , Th e se S tan d ard co m pl i e s i d e n ti fi cati o n po we r wi th i n by m ean s Val ves, to an e n s u re is tran sm i tte d en cl o s ed of h yd rau l i c su bpl ates , co rre ct an d ci rcu i t val ves co n tro l asse m bl y co n tro l l e d Fl u i d d i stri bu - wh i ch m ay d evi ces an d an d co n n e cti o n en d Ill I N TE RN ATI ON AL H yd rau l i c fl u i d su bpl ate s , I S0 S TAN D ARD - po we r co n tro l I d e n ti fi cati o n d e vi ce s an d val ve po rts, sol en oi d s 3 S co pe of 461 : 9 2( E ) Oth er val ve s , e xcl u d i n g pre ssu re- re l i e f val ve s Th i s I n tern ati o n al i d e n ti fi cati o n an d so l en o i d s tem s It fo r appl i e s d e ve l o pe d to d ay’ s in u se in practi s e wi th of h yd rau l i c to two m arki n g d oes s tan d ard i z e d I S0 in speci fi es an d I S0 fl u i d po we r po rts, po rts is I S0 be I d en ti fi cati o n ru l e s as speci fi e d th o s e betwee n two po rts val ves in th em sel ves of wh e n wh i ch or m o u n te d th e m o u n ti n g val ves is wh i ch 6263 Fo r fu n cti o n Th i s th e m arke d al s o val ves, po rt th e to an d th es e u se d val ves Val ve s wi th th e sh al l th e o u tl e t Val ve s an d th e fu n cti o n wh i ch , val ves of two n u m be r m n of I n - l i n e- m o u n te d i d en ti fi cati o n cati n g th e of “P ” be th e an y ri sk o f P re s su re - re l i ef i d en ti fi es th e are e i th e r fl o w- co n tro l i n l et po rts m ay, fl o w i d e n ti fi es th e po rts to if th e val ves tan k, re tu rn re q u i re d , s u b- be or wi th a val ves su ppl y po rts co n n e cte d re tu rn to in “P ” i d e n ti fi es th e n o rm al i n l et “A” i d en ti fi es th e n o rm al wo rki n g “T” i d e n ti fi es th e n o rm al re tu rn - to - tan k ( Th e a to co n n ect l atte r d i ffe ren t po rt po rt po rt actu al l y to th e s u bpl ate po rt o ri g - Val ve s wi th “P ” i d en ti fi es “A” an d “T” i d en ti fi es fo u r th e m n n o rm al i n l et po rts po rt an d fu n cti o n , type e ve n if “B ” i d en ti fy th e n o rm al wo rki n g po rts po rts th e n o rm al re tu rn - to - tan k po rt po rts Au xi l i ary po rts re pl ace d fl o w, an wh e n e ve r co n fu si o n , val ve s i n l et by po rt arro w th i s Pi l ot po rts indi- can be Th e se po rts o pe rate d - - are u sed fo r o u tl e t po t- t e i th e r by or u si n g by th an th e re m o te co n tro l of pi l o t- val ves u s i n g a pre s s u re a l o we r to tan k o r by ven ti n g “ T” m n val ve s s h al l d i re cti o n d o n e wi th o u t th ree way ) Th e po rt su ch al th o u g h a d i ffere n t wi th excess val ves i d e n ti fi es val ves wh e n co rre s po n d co rre s po n d i n g su bpl ates h ave a sm al l e r wi th th e fo r m o u n te d i n al l y d e s i g n e d fo r val ves o f a g i ve n type are th e n “A” wo rki n g val ve s val ve on appl i e s co n - u se d s u bpl ate - m o u n te d by th e a val ve val i d fo r po t- t an d I n te rn ati o n al pro vi d e be twe e n i n -l i n e, are S u bpl ate - m o u n ted pe rfo rm e d th i s wh i ch a pi pe Th e ru l e s are co n se q u en tl y a type i n l et Th e s e S tan d ard appl y to on th e d i fferen t th e pl ate s i d en ti fi e s wh e re 6 n e cti o n “P ” sys- wi l l co m po n e n ts 78 , th e d evi ces wh i ch th re e val ve fo r co n tro l val ves n o t re fe r to in ru l e s su bpl ates, parti cu l ar fu tu re Tabl e th e re fo re are S tan d ard o f val ve po rts, th e si g n al , pre s s u re to si g n al a re fe re n ce pre s su re at th e co n s i d e re d (or by pre s s u re po rt) , re tu rn l o we r I S0 - 461 : 9 (E ) or by s u ppl yi n g co n tro l “X” val ve an d “Y” e i th e r l pre s s u re to ( n o rm al su ppl y i d en ti fy pre s su re re m o te - co n tro l l e d a an d pi l o t re tu rn pi l o t pi l o t d i re cti o n al - m ay to co n fu si o n po rts, tan k) th at is po rts, o r s u ppl y po rts an d re tu rn po rts Th e s e “X” su ppl y to th e pi l o t stag e fo r i d e n ti fi es is th e i n i ti ate d po rt of a pi l o t by ve n ti n g to D rai n d e vi ce a l o wer wh o se Th e ac- po rts su l ti n g fro m po rts fro m are n o zz l es wh i ch facto ry o pe rati o n “ L” i d en ti fi es In th e case co n d i ti o n s u sed to o pe rati n g of re tu rn tan k o f th e be n e cessary of 2, Take- o ff- po i n t no are po rts u sed to take sam pl e s of o pe rati n g i d en ti fi es sol en oi d s th e of val ves U se sati s- take- o ff- po i n t - an d m n or po rt pi l o t i d e n ti fi cati o n by th e i r as stag es th e s h al l m n be po rts acti o n I d e n ti fi cati o n s tate m e n t I n te rn ati o n al th e l og u es ( Re feren ce to Stan d ard ) fo l l o wi n g an d th i s sal es of 46 : 9 , th e of val ve “T” so l en o i d s ” Su m m ary of statem en t l i te ratu re I n tern ati o n al I S0 u n d er “Y” th e sam e “I d e n ti fi cati o n l etters th e i d en ti fi cati o n tests repo rts, el ecti n g to cata- co m pl y S tan d ard : val ve H yd rau l i c po rts, in wh e n fl u i d su bpl ates, po rts po we r co n tro l co n fo rm s - to I d en ti fi cati o n d evi ces ru l es val ve D rai n N OTE- th e wi th Tabl e Type fo r d rai n po rt i n cl au se wh e n re - fl ows val ve s u bpl ate - m o u n te d d e scri be d l e ak fl o ws cl earan ces o r pe rm an e n t m ay th e to po rt Sol en oi d s g i ve n pres su re th i s Th e s e d rai n exam i n ati o n pre ss u ri z e d th e pre s - “V” i d en ti fy co n tro l d e - s u ri z i n g A ti o n to o f a pi l o t val ve s h o u l d be re s e rve d fo r th e vi ce po rt o r fo r th e u sed i s po ssi bl e po rts fo r “M ” N OTE be Take - o ff- po i n t fl u i d l al s o L L L L M M M M Th i s tabl e d o e s n o t re fe r to co m po n e n ts wh i ch are stan d ard i z edi n I S 78 , I S 6 an d I S 6 an d I S0 An n ex 461 : 9 (E ) A (i n form ati ve) Bi bl i og raph y [I ] I S0 440 : , po rt d i re cti o n al H yd rau l i c co n tro l fl u i d val ves - po we r - M o u n ti n g val ves, Fo u rs u r- th ro ttl e M o u n ti n g val ves an d ch eck val ves - su rfaces faces [S] [2 ] I S0 : I 7, P re ss u re- co n tro l re l i e f val ves) , H yd rau l i c val ves s e q u e n ce fl u i d ( e xcl u d i n g val ves, po we r - I S0 6 : 7, pe n s ate d pre s s u re - H yd rau l i c fl o w- co n tro l fl u i d val ves - po we r - C o rn - M o u n ti n g s u r- faces u n l o ad i n g [4] I S0 6 4: 7, H yd rau l i c P re s su re - rel i e f val ves - fl u i d M o u n ti n g po we r su rfaces - I S0 461 : 9 (E ) U DC 0 h yd rau l i c D escri ptors: s u rface s , P ri ce i d e n ti fi cati o n b as e d o n p ag e s fl u i d p o we r, m e th o d s , h yd rau l i c m arki n g e q u i pm e n t, h yd rau l i c val ve s , sol en oi d val ve s , po rts (open i n g s) , co n tro l d e vi ce s , m o u n ti n g