Volumetric Piston Dry Type Class D/R630 Water Meter (Brass or Plastic)¹

Product Description NWM PD-SDC is Piston Displacement (Volumetric) water meter with magnetic transmission, dry type register at sizes Dn15 to Dn25 designed and manufacture by NWM and meets to the requirements of Directive 2004/22/EC on measuring instruments; the European Standard EN14154+A1+A2: Water Meter; the International Organization of Legal Metrology OIML R-49: 2006(E): Water meters intended for the metering of cold potable water.CHARACTERISTICS:All the components are produced with high resistance and quality materials, technical plastics and stainless steel parts;Cold water meter under current standard for lower than 30oC(T30), but NWM PD-SDC can be used safely in water temperature up to 50oC(T50);The ROTARY indicator register for the most comfortable reading position is of 8 Rollers and 1 Pointer;Suitable for any position installation;The Piston is the main moving parts in contact with water permitting the most reliable;The extra inlet filter at the inlet of the meter body permits cleaning it without breaking the metrological seal;The conception of the Magnetic Protection to against the external influences;Pulse output pre-equipped at 10 liters/pulse;Non Return Valve to avoid the reserve flow Rate AS OPTION;DIMENSION: SizeDn15Dn20Dn25Dn32Dn40L110/165/170165/190260260300L1204/259/265269/294380384431DG3/4BG1BG1-1/4BG1-1/4BG1-1/4BdR1/2R3/4R1R1R1H109.5121143143 164.5 H1181192.5231226.5  249W8495110145 173.5L1: the total length with connection and the gasket without compression.MAIN TECHNICAL DATA:SizemmDn15Dn20Dn25Dn32Dn40RQ3/Q1160Q4m3/h3,12557,78512,520Q3m3/h2,546,31016Q2l/h254063100160Q1l/h15,6252539,37562,5100RQ3/Q1200Q4m3/h3,12557,78512,520Q3m3/h2,546,31016Q2l/h203250,480128Q1l/h12,52031,55080RQ3/Q1250Q4m3/h3,12557,78512,520Q3m3/h2,546,31016Q2l/h1625,640,3264102,4Q1l/h101625,24064RQ3/Q1315Q4m3/h3,12557,78512,520Q3m3/h2,546,31016Q2l/h12,7020,3132,0050,7981,27Q1l/h7,9412,6920,0031,7550,79RQ3/Q1400Q4m3/h3,12557,78512,520Q3m3/h2,546,31016Q2l/h101625,24064Q1l/h6,251015,752540RQ3/Q1613Q4m3/h3,125N/AN/AN/AN/AQ3m3/h2,5N/AN/AN/AN/AQ2l/h6.52N/AN/AN/AN/AQ1l/h4.08N/AN/AN/AN/ARQ3/Q1800Q4m3/h3,125N/AN/AN/AN/AQ3m3/h2,5N/AN/AN/AN/AQ2l/h5N/AN/AN/AN/AQ1l/h3.125N/AN/AN/AN/AMax. Readingm399999,9999Min. ReadingLiter0.02Pressure LossΔPΔP<63 at Q3Max. PressureMAPMAP16 Max. TemperateoCT30 or T50MAX PERMISSION ERROR:From Q1 inclusive up to but excluding Q2 is ± 5%;From Q2 inclusive up to and including Q4 is ± 2% for T30 and ± 3% for T50. 

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