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Picture of Parker FR1203HD12K2PFS12FF - UHP High-flow Tied-diaphragm Pressure Regulator (up to 3/4 inch) – FR1200 Series

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Parker FR1203HD12K2PFS12FF - UHP High-flow Tied-diaphragm Pressure Regulator (up to 3/4 inch) – FR1200 Series

The FR1200 Series Tied-diaphragm Regulator offers high flow and excellent leak integrity at inlet pressures up to 1,700 psig. It has a low spring rate for high sensitivity and is ideal for ultra-high purity bulk and specialty gas delivery systems.
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Brand Parker
Part No. FR1203HD12K2PFS12FF
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Products specifications
Attribute nameAttribute value
DivisionVeriflo DivisionSeat MaterialPCTFE
Body Material316L Stainless Steel Double MeltVolume1/4"- 1.02 in3 (16.7 cm3)1<br/>1/2" - 1.41 in3 (23.1 cm3)1<br/>3/4" - 2.42 in3 (39.7 cm3)1
Port Type3/4" Female Face SealSurface FinishPassivated & Electropolished
Poppet Material316L Stainless Steel (std)Flow Coefficient1.2
Diaphragm MaterialNi-Cr-Mo alloy (Hastelloy® or equivalent)Internal Leak Rate≤ 4 x 10-8 scc/sec He
Operating Temperature-40 to 150Outlet Pressure Rating1 - 30 psig
Burst Pressure5100 psigProof Pressure2,550 psig
External Leak Rate≤ 2 x 10-10 scc/sec He (Inboard)Inlet Pressure Rating0 - 1700
Supply Pressure Effect6.8 psig / 100 psigBody Material316L Stainless Steel Double Melt
Outlet Pressure1 - 30 psigInlet Port Connection Type3/4" Female Face Seal
Inlet Pressure Range (psig)0 - 1700 psigOutlet Port Connection Type3/4" Female Face Seal
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