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Multijet Water Meter (Class-A)

Multijet Water Meter (Class-A)

(Mechanical Driven) Class-A

Model : DMA

Salient Features

  • Dry dial mechanical driven inferential type straight reading device, non-magnetic drive.
  • Ensure wiper to keep the dial from frost for clear reading.
  • Mature design careful selection of material for durability and high sensitivity.
  • Size range from 15mm to 50mm.

Performance Data

Size of The Meter Maximum Recording Capacity in Kilo Litres Minimum Reading Quantity in Litres Hydrostatic Test Maximum Flow Rate in Qmax-Lts./Hr. Nominal Flow Rate Qn- Lts./Hr. Class A Transitional Flow Rate Qn. Lts./Hr. Class A Metering Accuracy Minimum starting flow Qmin-Lts./Hr. Class A Permissible loading lites per day (8 hours) Accuracy between
Qmax & QT
Accuracy between
QT & Qmin
mm inches ± 2% ± 5%
15 ½ 9999.999 0.1 2.0 MPa 3000 1500 150 ±2% 60 24,000
20 ¾ 9999.999 0.1 2.0 Mpa 5000 2500 250 ±2% 100 40,000
25 1 9999.999 1 2.0 Mpa 7000 3500 350 ±2% 140 56,000
40 99999.999 1 2.0 MPa 20000 10000 1000 ±2% 400 1,60,000
50 2 99999.999 1 2.0 MPa 30000 15000 1500 ±2% 600 2,40,000

Dimensions

Size of The Meter Meter Connection Thread ISO 228/1 Meter Connection Pipe ISO 7 / 1 Length w/o Coupling in mm Length with Coupling in ±5 mm Overall width in mm Overall height in mm
mm inches
15 ½ G¾ B 165 250 85 132
20 ¾ G1 B 190 290 85 136
25 1 G1¼ B R1 260 380 85 138
40 G2 B R1½ 300 430 135 170
50 2 G2½ B R2 330 470 135 170

Working Condition:

  • Water Temperature 500C
  • Water Pressure 1MPa
  • Pressure Loss <0.1 Pa
  • Maximum Pressure-16 Bar

Accuracy

  • From minimum flow rate (Qmin) inclusive to transitional flow rate (Qt), exclusive: ±5%
  • From transitional flow rate (Qt) inclusive, to maximum flow rate, (Qmax), exclusive: ±2%
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