Лопастные колеса Multi-реактивный Сухой счетчик воды

FEATURE a: Dry-dial,Magnetic drive,Resistance to exterior magnet interference. b: Multi-jet. c: Selected high quality materials for steady & reliable characteristic. d: Vacuum sealed register ensures the dial kept free from fog and keep the reading clear in a long term service. e: Measuring accuracy conform to ISO 4064 class B Standard. f: Universal use.Easy for interchange & maintenance. g: The main body is made of brass. h :Materials is Brass or Iron for all size.Nylon cast or ABS plastie cast is available for 15mm-25mm diameters. DESCRIPTION Measuring the volume of cold potable water passing through the pipeline WORKING CONDITION a) Cold water temperature: ≤40°C b) Hot water temperature: ≤90°C c) Water pressure:≤1Mpa NAXIMUM PERMISSIBLE ERROR a) In the lower zone from Qmin inclusive up to but excludin0g Qt is±5% b) In the upper zone from Qt inclusive up to and including Qs is Cold potable water meter±2% MAIN TECHNICAL DAT Meter Size (mm)Class standardOverload FlowNominal FlowTransitional FlowMin FlowMin ReadingMax Readingm3/h l/hm315A31.5150600.000199999B1203020A52.52501000.000199999B2005025A73.53501400.000199999B2807032A1266002400.000199999B48012040A201010004000.000199999B80020050A301515006000.000199999B1200300 DIMENSION AND WEIGH Meter Size mmLength LWidth BHeight HConnecting ThreadWeight KGmmConnecting Thread D1516590104G 3/4B1.320190/19599106G 1 B1.525260/225103114G11/4B2.3/2.132260/235104117G11/2B2.5/2.440300/245124147G 2B5.0/4.550300125155G2 1/2B7.2280165175Flange connecting onform toGB4216.4-84 D=165 D1=12511.5