FlowCon SDP Pre-Set Differential Pressure Control Valves DN15-25 / 1/2”-1” SPECIFICATIONS Insert Static pressure: Media temperature: Material: • Composite components: • Metal components (internal): • O-rings: • Diaphragm: • Head nut: Maximum operational ΔP: Controlled ΔP 1 : Flow rate range: 2500 kPa / 360 psi -20°C to +120°C / -4°F to +248°F PPS (glass-reinforced) / POM (glass-reinforced) Stainless steel EPDM EPDM Brass ASTM CuZn40Pb2 500 kPaD / 72 psid SDP 10: 10 kPaD / 1.45 psid SDP 20: 20 kPaD / 2.90 psid SDP 30: 30 kPaD / 4.35 psid 35-1420 l/hr / 0.154-6.25 GPM Valve Material: • Housing: • Ball valve: • End connection: • Capillary tube: • M8-1/4” adaptor: • P/t plugs: End connections 2 : Housing taps: Capillary tube: A, DN15-25 / 1/2”-1”: DZR brass ASTM CuZn36Pb2As AB, DN15-25 / 1/2”-1”: DZR brass ASTM CuZn36Pb2As ABV, DN15-25 / 1/2”-1”: Brass ASTM CuZn40Pb2 ABV: Chemically nickel-plated brass ASTM CuZn40Pb2 ABV: Brass alloy Copper Brass ASTM CuZn40Pb2 AB/ABV: DZR brass ASTM CuZn36Pb2As with PTFE seal A/AB: Fixed female ISO or NPT ABV: Double union end connection ISO or NPT AB/ABV: 1/4” ISO Ø3 mm, length: 1.0 meter / Ø0.118 inch, length: 3.3 ft Note 1: Controlled ΔP at 200 l/hr (0.88 GPM). Note 2: NPT only available ex. US-factory. Tech note · may 2025 · www.flowcon.com Page 1 of 7
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