DATAWATER WP WP004.IN - Maddalena

DATAWATER WPCHARACTERISTICSWP004.INAxial helix Woltmann meter with interchangeablemechanism• Class B approved in accordance with Directive75/33/EEC• Cast iron PN 10 or PN 16 flanged body (PN 25/40versions available on request), internal and externalepoxy powder coating (150-micron thick)• Magnetic drive• Working temperature: 30 °C, safe up to 50 °C(versions for water up to 90°C and 120°C available onrequest)• Bi-directional metering: on request the meter can besupplied with class B approval for reverse flow (up to125 mm)• Numbered drums in compliance with AWWAstandards (U.S.A.): 4.2 mm x 4.8 mm (width x height)• Under vacuum condensation-proof clockwork, IP68protection class, glass cover and 360-degree rotatablecopper capsule• Suitable for horizontal, vertical or inclinedinstallation• Pre-equipped for 3 pulse outputs (2 reed-switch + 1optoelectronic output)• Special clockwork with LCD and M-Bus outputavailable on requestHEADLOSS DIAGRAMBarFlow rate m 3 /hTYPICAL ERROR CURVEError %Flow rate m 3 /h

OVERALL DIMENSIONS AND HYDRAULIC PERFORMANCESSIZE mm 50 65 80 100 125 150 200 250 300 400 500Approval performancesDirective 75/33/EECClass BQmin m 3 /h 0,45 0,75 1,2 1,8 3 4,5 7,5 12 18 30 120Qt m 3 /h 3 5 8 12 20 30 50 80 120 200 450Qn m 3 /h 15 25 40 60 100 150 250 400 600 1000 1500Qmax m 3 /h 30 50 80 120 200 300 500 800 1200 2000 3000Real performancesQminHorizontal installationVertical installationQtHorizontal installationVertical installationm 3 /hm 3 /h0,350,40,450,50,50,5m 3 /hm 3 /h11,81,220,80,81,81,822446620-50-50-80-Qp (permanent flow rate) m 3 /h 30 50 120 230 250 250 315 600 700 1250 2000Qmax m 3 /h 90 120 200 300 350 350 650 1200 1500 2800 4200Starting flow rate m 3 /h 0,09 0,13 0,16 0,19 0,19 1,5 2,5 5 10 15 20Flow rate at 0.1 bar m 3 /h 35 63 115 115 105 310 550 800 1250 3000 6000headlossMaximum reading m 3 10 6 10 6 10 6 10 6 10 6 10 7 10 7 10 7 10 7 10 8 10 8Minimum reading l 1 1 1 1 1 10 10 10 10 100 100Hhmmmm751238312389154105154115154135245163245193242230290290311360361A mm 225 225 275 275 275 475 475 472 520 580 660B mm 155 155 200 220 250 285 340 405 460 580 715D mm 165 185 200 220 250 285 340 405 460 580 715L mm 200 200 225 (200) 250 250 300 350 450 500 500 500Nr. of holes 4 4 4/8 8 8 8 8/12 12 12 16 20Weight kg 10,2 11,2 13 16 21,5 39 47 75 165 190 300PN bar 16 16 10-16 16 16 16 10-16 10-16 10-16 10-16 10-16Pulse optionsReed 1 100/1,000 1,000/10,000l/pulseReed 2 25/50/250/500 250/500/2,500/5,0000,60,60,60,61,81,84412-18-30-45-10,000/100,0002,500/5,000/25,000/50,000Opto 1 10 100EEC approval no. D92 6.132.33 D02 6.132.42 D02 6.132.43 6.132 92.07___________________________________________________________________________MADDALENA S.P.A. Via G.B. Maddalena 2/4 – 33040 Povoletto (UD) – ITALYTel +39 0432.634811 - Fax +39 0432.679820 - e-mail: info@maddalena.it - www.maddalena.it