Safety Instructions and EU Declaration of Conformity:
• T his„Instructionmanual"hastobekeptontheplace,whichcanbeeasyreached .
• T heregulatorhastobeusedonlyfordryandcleangases . Never use with oxygen: risk of explosion.
• T henationalnormsandstandardsaboutinstallation,start-upandmaintenanceofthedevicesandgas
installationshavetobestrictlyrespected .
• T hehandlingwiththedevicehastobedonecarefully,speciallybytheinstallationworks . Thepickup
hastobemadebyusingthestretchereyesorbelts .
• T hedeviceshouldbeexaminedbeforetheinstallationforpossibletransportdamagesandbemount-
edonlyifitisinperfectstate . Possiblelacquerdamageshouldbeimproved . Thesealingsurfacesof
thethreadedconnectionsorflangesmustbedamage-freeandclean .
• F orreadingoffthedeviceanditsservingaresufficientlyspacetodesignate .
• F ortheprotectionofthedeviceisrecommendabletoinstallafilter .
• T hedeviceistobeinstalledinsuchawaythatitisnotimpairedinitsfunctionbyotherinstallation
components .
• T heregulatorhastobemountedinthepipelinewithoutanytension .
• T hementionedbelowtorque'svaluesforscrews(propertyclass5 . 6 )mustberespectedbytightenof
theflangedconnections:
PN16
ANSI150
• T hese torque's values are mentioned per screw and are valid for metal soft material gaskets
(specified as k0xKD=45bD und k1=2,2bD). Other gaskets can require another torque's values.
• T hescrewsusedfortheflangeconnectionmustbeaccordingtotheflangesizeandmustbeadapted
tothetemperaturerangeoftheregulator . Pleasetightenthescrewscrosswise .
• A fter the installation works are completed, the tightness of the connections (threaded or flanged)
mustbecheckedwithappropriatemeans .
• T heoperatingconditionsindicatedonthenameplatesmustberespected;ifnecessaryappropriate
safetydeviceshavetobedesignated .
• R epairsofthedeviceareallowedtobemadeonlybytrainedorqualifiedpersonal . Afterwardsatight-
nesstestwith1 . 1 XPSmustbeperformed . Whenchangingpressurecontainingpartstheircompli-
ancewithPEDmustbeassured . AfterguaranteeonlywithrepairbyItron .
• T hedevicehastoberegularlyexaminedforcorrosiondangerintheinteriorandexternalareaandbe
takenfromuseifnoticeablecorrosionisdiscovered .
• T heinnerchambervolumeoftheRR16regulatoramountsto::
Size
25
Type
8N
Vinlitres
6,4
• T hecleaningofthedeviceshastobedonewithoutusinganyalcoholcontainingsolventorcleaning
agents .
• T hedeviceisnotappropriateforfloodsandloadsbyearthquakes .
• T hepressurehastobecompletelydischargedbeforetotakethedevicefromthepipeline . Therest
ofgascanwithdraw;thereforetherequiredventilationhastobeinsured .
• T heappropriatemeasuresfornoisereductionhavetobeseizeddependingontheinstallationplace
andworkconditions .
22
DN25
35Nm
(M12)
40Nm
(
/
-13UNC)
1
2
8H
12N
7,4
10,6
DN50
85Nm
(M16)
85Nm
(
/
-11UNC)
5
8
50
8N
8H
7
8
13,6
DN80
85Nm
(M16)
85Nm
(
/
-11UNC)
5
8
80
12N
8N
10
8H
11