These high purity single stage regulators are designed for use on liquid cylinders. The regulator has rear entry which allows for easy connection to the liquid cylinder. The stainless steel diaphragm will provide a long service life in cryogenic applications. This regulator controls the delivery of gasses not liquids. Typical applications include high purity gas handling, bulk gas distribution, liquid cylinders and laboratories.



DESIGN FEATURES
  • Filtered seat for added gas stream purity and extended service life.
  • Large 2 - 1/8½ diaphragm for precise control of pressure.
  • Large 2-1/2" easy to read single scale gauges.
  • Rugged all brass bar stock construction.
  • Plated body, bonnet, and gauges for superior protection.
  • Built in capturable preset safety relief valve,


SPECIFICATIONS


Maximum Inlet Pressure................3000 PSIG
Temp. Operating Range........-40oF to +165oF
Ports (3)........................................1/4" FNPT
Design Leak Rate.........................Bubble tight
                                          (1x10-5css Helium)
Flow Coefficient Cv...............................0.157
Inlet Decay Rate...................  0.23/100 PSIG
Weight....................................................3 lbs
MATERIALS OF CONSTRUCTION
Body.........................Electroless Nickel Plated
                                              Brass Bar Stock
Bonnet......................Electroless Nickel Plated
                                              Brass Bar Stock
Diaphragm.................................Stainless Steel
Seat.......................................................Teflon
Seat Retainer..........................................Brass
Gauge......................................Chrome Plated
Filters (2)................316 Stainless Steel / Brass
Valve Stem.........................316 Stainless Steel
Valve Spring.......................316 Stainless Steel


ORDERING INFORMATION FOR 250 SERIES REGULATORS
Product Number
Max
Inlet
Pressure
PSIG
Max
Outlet
Pressure
PSIG
Delivery Gauge
Range PSIG
Graduations PSIG
252
3000
100
0-200
5
254
3000
200
0-400
10
255
3000
350
0-400
10
256
3000
500
0-1000
20




Choose your configuration
Regulators:
Outlet Fittings:
CGA Inlet Fittings:



Chrome Plated Brass CGA Connections
CGA
Buy
Price
Nipple
Buy
Price
Nut
Buy
Price
Filter
180
$11.00
   CGA180-2EP
$11.00
   CGA180-1P
N/A
N/A
296
$11.00
   CGA296-2
$11.00
   CGA 296-1
$8.00
   8203
300
$11.00
   16072
$11.00
   16071
$8.00
   8203
320
$11.00
   E99-320C13
$11.00
   CGA320-1P
$0.00
Factory Installed
326
$11.00
   E99-326C13
$11.00
   CGA320-1P
$8.00
   H713-23
346
$11.00
   Y99-346C13C
$11.00
   CGA320-1P
$8.00
   8203
350
$11.00
   CGA350-2EP
$11.00
   CGA350-1P
$0.00
Factory Installed
540
$11.00
   CGA540-2EP
$11.00
   CGA540-1P
$8.00
   H713-23
580
$11.00
   CGA510-2EP
$11.00
   CGA580-1P
$8.00
   H713-23
590
$11.00
   CGA510-2EP
$11.00
   CGA590-1P
$8.00
   H713-23



Stainless Steel CGA Connections
CGA
Buy
Price
Nipple
Buy
Price
Nut
Buy
Price
Filter
320
$24.00
   E99-320C43
$24.00
   E99-320C44
$13.00
   14491
326
$24.00
   E99-326C43
$24.00
   E99-326C43
$13.00
   14491
330
$24.00
   E99-330C43
$24.00
   E99-330C44
$13.00
   14491
347
$24.00
   E99-347C43
$24.00
   E99-347C43
$13.00
   14491
350
$24.00
   E99-350C43
$24.00
   E99-350C44
$13.00
   14491
580
$24.00
   E99-580C43
$24.00
   E99-580C44
$13.00
   14491
590
$24.00
   E99-580C43
$24.00
   E99-580C44
$13.00
   14491
660
$24.00
   E99-660C43
$24.00
   E99-660C44
$13.00
   14491
677
$24.00
   E99-677C43
$24.00
   E99-677C44
$13.00
   14491
680
$57.00
   E99-680C43
$34.00
   E99-680C44
$13.00
   14491
705
$24.00
   15986
$24.00
   15985
$13.00
   14491


On Orders Over $175.00, U.S Orders Only

Last update 10 June 2008