2SMH Product Overview Specifications Spare Parts List DocumentationOptos precision, high pressure metering pump model 2SMH:Flow rate 0.01 – 10 mL/minMaximum pressure 6000 psiMaterial of construction Hastelloy-COther models:2SM – standard 316SS modelModel 2SMP 316SS incorporates a Plus feature into the standard design – an integrated pulse damper/pressure transducer that reduces flow pulsation and allows for pressure monitoring capabilities.Flow Rate* (mL/min): 0.01 – 10Max. Pressure (psi): 6000Piston Diameter (in.): 1/8Piston Stroke (in.): .250Wetted Parts: Hastelloy-C, sapphire, ruby, graphite fiber reinforced PTFE, CTFE.Reproducibility: typically +/-0.3%Viscosity Limit: 500 centipoiseTubing Connections:Inlet valves: 1/8″ Swagelok style connection for use with 1/8″ tubing (tube nut and ferrule provided with pump).Outlet valves: 1/8″ Swagelok style connection for use with 1/8″ tubing (tube nut and ferrule provided with pump).Valves with special fittings available on request.Remote Control Options:Voltage: 0-5VDCCurrent Loop: 4-20 mARS232Dimensions (DxWxH): 28 x 10 x 23.5 cm (11 x 4 x 9.25 in.)Weight: 5.3 kg (11.75 lbs.)Electrical:Voltage/Frequency: 100-230VAC (±10%); 50/60HzVA rating: 80Fuse: 0.8 A*Maximum flow rate specifications are based on theoretical volume displacement; actual flow rates will vary depending on such factors as fluid viscosity, compressibility and temperature.Piston Seals#5941: Piston seal assembly kit; includes one graphite fiber reinforced PTFE seal, and tools for installation.#5942: Piston seal replacement kit; includes two graphite fiber reinforced PTFE seals.#5943: Piston seal replacement kit; includes five graphite fiber reinforced PTFE seals.Valves#6045: Inlet valve assembly, cartridge style, 1/8″ Swagelok style fitting, Hastelloy-C#6046: Outlet valve assembly, cartridge style, 1/8″ Swagelok style fitting, Hastelloy-C#6047: Valve cartridge kit (rebuilds one inlet or one outlet valve).Piston#5820: 1/8″ sapphire piston.Liquid End Assembly#6044: Includes inlet and outlet valve assemblies, cylinder, piston seals and retainer. Hastelloy-C. Piston not included.Other Parts#6052: Retainer/wash assembly – Hastelloy-C.For other parts, consult factoryDownload product brochures and documentation from our Support page.