Permeability Test System Description and Specifications for Lab Tenders
Permeability Test System.
The complete one‐cell system consists of the Tri‐Flex 2 Master Control Panel with water de‐airing system, one Tri‐Flex 2 Permeability Test Cell complete with platens for testing either 2.8" or 70 mm diameter specimens, and a complete range of sample preparation tools. Specifications 1 Master Control Panel. 1 Water De‐airing Tank System. 1 Permeability Test Cell. 1 70 mm or 2.8" Acrylic Cap and Base Set 1 70 mm or 2.8" Porous Stones, pack of 2 270 mm Membrane Sealing Rings, pack of 10 70 mm Membranes, pack of 10. 70 mm O‐ring Placing Tool. Membrane Tester. 70 mm Suction Membrane Devices. Part Specifications a) Manometer panel Manometer Panel The Manometer Panel Features two acrylic tubes and valving mounted on
aluminium rail with a 100 cm long dual‐graduated scale. Each tube has its own valve, making it possible to run two independent permeability tests. Specifications Scale. 100 cm long with cm and mm graduations. Rail. Aluminium construction with holes for wall mounting. Flow Tubes. Acrylic; each with its own flow control valve. Weight. Net 3.2 kg. (7 lbs). b) Master control panel Measurement Range. 10‐4 to 10‐10 cm/sec. Master Regulator. 14‐1,034 kPa (2 to 150 psi), dual scale. Master Pressure Gauge. 14‐1,103 kPa (2 to 160 psi), dual scale. Master Vacuum Gauge. 0‐100 kPa (0 to ‐30 inches of Hg), dual scale. Digital Pressure Meter. English: 2 to 150 psi range; ± 0.1 psi; ± 0.25% accuracy full scale. Metric: 14 to 1,034 kPa range; ± 1 kPa; ± 0.25% accuracy full scale. Burette Pressure Regulators. Three; 14‐1,034 kPa (2 to 150 psi). Burette/Annulus. Three; 25/400 ml capacity with 0.1 ml burette graduations. Utilities Required. Water, vacuum, air pressure, drain and AC power supply. Dimensions. 533.4x933.5mm (21" w. x 36‐3/4") c) Water De‐airing tank Construction. Clear acrylic construction with stainless steel threaded clamping rods. Seals. O‐ring, top & bottom. Relief Valve. Preset at 69 kPa (10 psi). Capacity. 5.3 liters. (1.4 gals). Dimensions. 152.4 x 406.4 mm (6" diam. x 16"). Weight. Net 3.4 kg (7.5 lbs.). d) Permeability test cell Constant head tank (cell) Tank. 1000 cc. capacity, Clear acrylic with regulating valve. Other Components. Wall mount, tubing and saddle valve.
Weight. Net 8 lbs. (3.6 kg). Compaction Permeameter Mould. Machined seamless steel tubing; plated. Capacity. 101.6 Internal Diam (ID) x 116.4 mm. 152.4ID x 177.8 mm. Collar. 50.8H mm; machined seamless steel tubing; fits either end. of mould; plated. Top. Cast aluminium; with overflow valve assembly and water connection. Base. Cast aluminium; with inlet/outlet fitting. Porous Stone. 101.6 diam x 12.7 mm thick. diam. x thick (150.8 x 12.7 mm). 50‐70 permeability rating; 225 micron, average pore size. Weights. Net 5.4 kg. Net 10.9 kg. Accessories: A porous stone filter, manometers required to measure top and bottom head pressures during permeability testing.