ITRON RB 4700 Serie Inbetriebnahmeanleitung Seite 19

Materials
Body  
  
Pilot  
  
Head  
Internalparts 
Seals  
Diaphragm 
*DVGWapprovalforPemax=16bar(withmodifieddiaphragmhousing)
Selection of the regulator version
TospecifytheversionoftheRB4700seriestobeordered,theoptionsand
relevantcodesshouldbeselectedfromthetablebelow
R X X
B
E
Example:ModelRBE471 1DN25SisaregulatorwithaTF51 1pilot,anover-pressureshut-offand
silencer
Selection of the safety shut-off options
SSV8600with:DN25/40/50/80/100 
SSV8500with:DN25/40/50/80(PleasecontactforPe>=6barbyDN50-DN80)
Safety device features
Manualbottomcontrolforvoluntaryintervention
Manualreset
Built-inby-passsystem
 Spheroidgraphitecast-ironEN-GJS-400-15DIN1693
 CastSteelG20Mn5N
 Blocks:
 Cover:
 Pressedsteel/UNIEN10025
 Stainlesssteelandbrass
 Nitrilerubber
 Polyesterfabric
4 7 X X
1
2
3
0
1
2
steelUNI5105
aluminumUNI6362
-D DN X
-D
25
40
50
80
100
S

Variants
Balanced-Highaccuracyversion
Externalimpulse
Lowpressure(TF51 1):5-280mbar
Mediumpressure(TF512):0 1 -1bar
Highpressure(TF513):025-13bar
Withoutsafetydevices
Over-pressureshut-offvalve
Over-andlow-pressureshut-offvalve
DVGWapproval
Orifice(Ø30mm)
Orifice(Ø38mm)
Orifice(Ø48mm)
Orifice(Ø78mm)
Orifice(Ø98mm)
Silentversion
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