Ningbo Shengde Water Meter Co., Ltd
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Detachable screw wing dry cold (hot) water meter
Detachable screw wing dry cold (hot) water meter
Product details

  Product Usage

The horizontal detachable spiral wing dry cold (hot) water meter is used in industrial and mining enterprises to measure the total amount of cold (hot) water flowing through the tap water pipeline.

  Usage conditions

Temperature rating: T30 (cold water) T90 (hot water)

Water pressure level: MAP 10 / MAP 16

Pressure loss level: △ P 10

Indication error limit:

From the low zone including the minimum flow rate (Q1) to excluding the boundary flow rate (Q2) ± 5%

From high zone cold water including boundary flow (Q2) to high zone cold water including overload flow (Q4) ± 2%, hot water ± 3%

  main features

Dry type, magnetic transmission, with magnetic shielding and anti-interference function, vacuum sealed counter, anti condensation and atomization, can maintain clear readings for a long time;

Using high-quality materials with stable and reliable performance; Low pressure loss.

The series has strong universality, and there is no need to remove the water meter from the pipeline. Simply open the upper cover to remove the movement for repair or replacement;

The sensor is plug and play, sturdy and reliable, and easy to install and maintain. Pulse transmission, using sensors such as reed switches and magneto resistive elements, with strong anti-interference ability and long service life. The pulse constant is 10 imp/m ³ or 1 imp/m ³,

The length of the lead wire is 1.5m or 5m, and special lengths can be provided as required.

  technical parameter

Diameter DNmm Measurement range Q3/Q1 Overload flow Q4 Common traffic Q3 Boundary flow Q2 Minimum flow Q1 Start flow rate Minimum reading Maximum reading
m3/h
m3
50 50 50 40 1.28 0.8 170 0.001 999999
80 0.8 0.5
65 50 50 40 1.28 0.8 170
80 78.75 63 1.28 0.7875
80 50 78.75 63 2.016 1.26 280
80 1.26 0.7875
100 50 125 100 3.2 2 300
80 2 1.25
125 50 200 160 5.12 3.2 600 0.001 9999999
80 3.2 2
150 50 312.5 250 8 5 1000
80 5 3.125
200 50 500 400 12.8 8 1500
80 8 5

  Flow error curve

  Pressure loss curve

  External dimensions and weight

Nominal caliber (mm) Long L Width B High H Connect the flange according to weight
mm Outer diameter D mm Bolt hole center diameter D1 outer diameter D Number of connecting bolts (only)
50 200 242 362 165 125 4×M16 12
65 200 242 360 185 145 4×M16 13
80 225 265 360 200 160 8×M16 15
100 250 270 360 220 180 8×M16 19
125 250 275 360 250 210 8×M16 22
150 300 300 420 280 240 8×M20 28
200 350 352 420 340 295 8×M20 42
250 400 430 660 395 350 12×M20 80
300 450 490 660 445 400 12×M20 115

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