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A.M.R. Type Water Meters

A.M.R. Type Water Meters

Model : DAMR

Salient Features

  • Brass body and coupling
  • Sealed against tempering
  • Leak proof, Totally dry with wire
  • Size range from 15mm to 50mm

Technical Data

Size of Meter Q4=1.25Q3     Q3 R=Q3/Q1 Q2=1.6Q1     Q1 R=Q3/Q1 Q2=1.6Q1     Q1
mm inches l/h l/h l/h
15 ½ 3125 2500 80 50 31.25 100 40 25
20 ¾ 5000 4000 80 80 50 100 64 40
25 1 7875 6300 80 126 78.75 100 100.8 63
32 1¼ 12500 10000 80 200 125 100 160 100
40 1½ 20000 16000 80 320 200 100 256 160
50 2 31250 25000 80 400 250 100 400 250
Nominal Size DN Class of measurement Overload Flow-Rate qs (m3/h) Permanent Flow-Rate qp (m3/h) Transitional Flow-Rate qt (l/h) Minimum Flow-Rate qmin (l/h)
mm inches
15 ½ B 3 1.5 120 30
20 ¾ B 5 2.5 200 50
25 1 B 7 3.5 280 70
32 1¼ B 12 6.0 480 120
40 1½ B 20 10 800 200
50 2 B 30 15 3000 450

Overall Dimensions And Weight

Type Size (mm) Length (mm) L Width (mm) W Height (mm) H Connecting Thread D Weight (Kg.)
LXSG(R)-15Et 15 165 99 104 G ¾" B 1.5
LXSG(R)-20Et 20 195/190 99 106 G 1" B 1.7
LXSG(R)-25Et 25 225/280 104 120 G ¼" B 2.4
LXSG(R)-32Et 32 230/260 104 120 G 1½" B 2.8
LXSG(R)-40Et 40 245/300 120 155 G 2" B 5.1
LXSG(R)-50Et 50 280/300 125 155 G2 ½" B 7.2

Working Condition:

  • Water Temperature 50°C
  • 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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