Description Applications Used for testing the air permeability of various fabrics, foam and other materials permeable to air flow. Design Standard ASTM D737, ISO 9237, BS 5636, DIN 53887, AFNOR G07-111, EDANA 140.1, ISO 7231, ISO JIS 9073-15, L1096-A TAPPI T251, WSP 070.1.R3, EDANA 140.2-99. Specifications Measuring range: 0.1-12,000 mm/s at 20 cm² test area. Units of measure: mm/s, m³/m²·min, cm³/cm²·s, m³/m²·h, cfm, L/dm²·min, L/m²·s. Measuring accuracy: better than ±2% of the displayed value. Test pressure range: 1-4,000 Pa. Display: touch screen. Test areas: 5, 20, 25, 38.5 and 100 cm². Sample thickness: ≤12 mm. Dimensions: 1070 x 670 x 1080 mm. Power supply: 110 V, 60 Hz. Weight: 75 kg. Standard Accessories Main unit. Test heads: 20 cm² for DIN 53887, EN ISO 9237, WSP 70.1, L-1968; 38.5 cm² for ASTM D 737, JIS L 1096-A, TAPPI T 251, WSP 70.1. Air permeability tester Labcloud. Calibration check plate: Φ0=7.8 and Φ0=21.6. O-ring for air seal (pack of 5). Nozzles: 0.8, 1.2, 2, 3, 4, 6, 8, 10, 12, 16, 20 Φ0 (mm). Power cord. User's manual. Inspection and conformance certificate.