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Parker FR1203LS12K2PFS8MM - 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. FR1203LS12K2PFS8MM

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Products specifications

Attribute name	Attribute value
Body Material	316L Stainless Steel	Division	Veriflo Division
Seat Material	PCTFE	Volume	1/4"- 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
Surface Finish	Passivated & Electropolished	Poppet Material	316L Stainless Steel (std)
Flow Coefficient	1.2	Diaphragm Material	Ni-Cr-Mo alloy (Hastelloy® or equivalent)
Internal Leak Rate	≤ 4 x 10-8 scc/sec He	Operating Temperature	-40 to 150
Outlet Pressure Rating	1 - 30 psig	Burst Pressure	5100 psig
Proof Pressure	2,550 psig	External Leak Rate	≤ 2 x 10-10 scc/sec He (Inboard)
Supply Pressure Effect	6.8 psig / 100 psig	Port Type	1/2" Male Face Seal
Inlet Pressure Rating	0 - 300	Body Material	316L Stainless Steel
Outlet Pressure	1 - 30 psig	Inlet Port Connection Type	1/2" Male Face Seal
Inlet Pressure Range (psig)	0 - 300 psig	Outlet Port Connection Type	1/2" Male Face Seal

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