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RCTW1 series
Tied Diaphragm

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  • UHP | Regulator | RCTW1 series

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  • Dimensions
  • How To Order
  • Specification
  • Features

Dimensions


 

Part Number End Connection Dimensions(mm)
Inlet Outlet L ± 1
RCTW1 C-04M- 1/4" Male UCR Swivel 94
C-04F- 1/4" Female UCR Swivel 94
C-04MF- 1/4" Male UCR Swivel 1/4" Female UCR Swivel 94
C-04FM- 1/4” Female UCR Swivel 1/4” Male UCR Swivel 94
WB-04T- 1/4” Tube Butt Weld 76.2
Dimensions are for reference only and are subject to change without prior notice.

How To Order

RCTW1 C ▬▬ 04F ▬▬ 22 2 2   ▬▬ 2       ▬▬  
Regulator
Type
Connection
Type
Connection
Size
Inlet / Outlet
Pressure
Gauge
Option
Outlet
Gauge
Inlet
Gauge
Body
Material
Surface
Finish
Trim
Material
Seat
Material
Options
Regulator Type Gauge Port Option Inlet Gauge
RCTW1 RCTW1 Series 0 None (Fig. A) None No Gauge
1 1/4“ Internal UCR (Fig. B) A 0~600 psig
Connection Type 2 1/4“ Internal UCR (Fig. C) B 0~1000 psig
C-*M Male UCR Swivel 3 1/4“ Internal UCR (Fig. D) C 0~2500 psig
C-*F Female UCR Swivel 4 1/4“ Male Swivel (Fig. B) D 0~3500 psig
WB-*T Tube Butt Weld 5 1/4“ Male Swivel (Fig. C) E 0~4000 psig
6 1/4“ Male Swivel (Fig. D)
Connection Size 7 1/4“ Female Swivel (Fig. B) Body Material
04 1/4 inch 8 1/4“ Female Swivel (Fig. C) 2 316L VAR Stainless Steel
9 1/4“ Female Swivel (Fig. D) 4 316L Stainless Steel
Maximum Inlet Pressure
1 3500 psig (0.05 Cv) Outlet Gauge Internal Surface Finish
2 3500 psig (0.07 Cv) None No Gauge None EP – Electro Polished
0 0~30 psig BA BA
Outlet Pressure Range 1 0~60 psig
0 1~30 psig / 0.1~2.1 bar 2 0~100 psig Trim Material
1 1~60 psig / 0.1~4.1 bar 3 0~160 psig None 316 SS
2 1~100 psig / 0.1~6.9 bar 4 0~200 psig H Hastelloy®
3 1~150 psig / 0.1~10.3 bar
4 1~200 psig / 0.1~13.8 bar Seat Material
None PCTFE
V PI
Options
None No Option
N 1st Tied, 2nd Free Poppet



Specification

Pressure Ratings
Per criteria of ANSI/ASME B31.3 Media Contact Materials
Max. Inlet Pressure 3500 psig(241 bar) Diaphragm Hastelloy®
Outlet Pressure Range 30, 60, 100 150 and 200 psig
(2.1, 4.1, 6.9 and 10.3 bar)
Seat PCTFE (Optional PI)
Spring 316 Stainless Steel or Inconel®
Design Proof Pressure 150% of maximum rated Poppet, Retainer 316L Stainless Steel or Hastelloy®
Operating Temperature Internal Surface Finish
PCTFE Seat -40~71°C(-40°F~160°F) Description Surface Finish(µm)
Pl Seat -40~177°C (-40°F~350°F) Average Maximum
BA <0.4 <1.6
Flow Capacity EP <0.125 <0.4
Flow Capacity 0.05 Cv (Optional 0.07 Cv)
Helium Leak Test
Inboard Leak Rate 1x10-9 atm cc/sec He


Features

· The RCTW1 series, an ultra high purity tied diaphragm pressure  reducing  regulator,  provides  excellent stability of set pressure with accuracy and sensitivity.
· Two  stage  pressure  reduction  minimizes  supply pressure effect
· Low internal volume
· Metal to metal diaphragm seals provide enhanced leak integrity
· The positive shutoff seal reduces creep
· Optimum performance and cleanliness at a great value
· All performed in Class 100 and Class 10 clean rooms
Application


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