Multi-Jet Series Water Meter

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  • The name :

    Multi jet Dry E-Type water meter

  • Product Description
  • .MID Certificated TCM142/10-4792
    .WRAS approved
    .Stable performance with good sensitivity
    .Suit for both cold and hot water
    .Vacuum mechanism (copper sealed register as optional)
    .Plastic version as alternativeDimension:

  • Model : MJ-SDC-E


NWM MJ-SDC (E) is IMPELLER (turbine) water meter with magnetic transmission, dry type register for residential application has the sizes from Dn15 to Dn50 designed by NWM and meets to the requirements of Directive 2004/22/EC on measuring instruments and of European Standard EN14154.

Characteristics:
All the Materials in contact with water, consciously selected by the known resistance to corrosion;
Cold water meter under current standard for lower than 30℃(T30), but NWM MJ-SDC (E) can
be used safely in water temperature up to 50℃(T50);
The indicator register is of 5 Rollers (Dn40/Dn50 with 6 Rollers) and 4 Pointers;
The Impeller is the only 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;
Non Return Valve to avoid the reserve flow Rate AS OPTION; Dial Plate Design:

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Dimension:

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Size

Dn15

Dn20

Dn25

Dn32

Dn40

Dn50

Dn50-Flange

L

165

190

260

260

300

300

300

L1

259

294

380

384

431

448

D

G3/4B

G1B

G1-1/4B

G1-1/2B

G2B

G2-1/2B

X

d

R1/2

R3/4

R1

R1-1/4

R1-1/2

R2

X

H

107.5

107.5

117.5

117.5

141.5

177

185.5

H1

191

191

206.5

206.5

256.5

292

300.5

W

94

94

98

98

122

145

165

 

*1: the total length with connection and the gasket without compression.
*Different length of the Water Meter under different size as OPTION.

Size

Dn15

Dn20

Dn25

Dn32

Dn40

Dn50

Dn50-Flanage

 

 

 

L

110

160

160

160

200

280

280

120

X

220

230

245

X

X

130

X

225

X

X

X

X

145

X

X

X

X

X

X

170

X

X

X

X

X

X

190

X

X

X

X

X

X

*Dn50 with Flange Ends and Screw Ends both in Brass body and Cast Iron Body as OPTION.

Main Technical Data:

Size

mm

Dn15

Dn20

Dn25

Dn32

Dn40

Dn50

R

Q3/Q1

 

Q4

m3/h

3,125

5

7,875

12,5

20

31,25

Q3

m3/h

2,5

4

6,3

10

16

25

Q2

1/h

50

80

126

200

320

500

Q1

1/h

31,25

50

78,75

125

200

312,5

Max.Reading

m3

99999,9999

99999,9999

Min.Reading

Liter

0.05

Pressure Loss

ΔP

ΔP<63 at Q3

Max.Pressure

MAP

MAP16

Max.Temperate

T30 or T50

 

Max. Permission Error (for T30):
From Q1 inclusive up to but excluding Q2 is ± 5%; From Q2 inclusive up to and including Q4 is ± 2%;

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OPTION VISION of MJ-SDC E:
PULSE OUTPUT PRE-EQUIPPED OR PULSE OUTPUT VISION:
The Pulse Emitter Device consists of a plastic housing with Reed Switch, and 1,5 m cable with 2 cores in Red and Black.
Option with 2 reed switches and 1,5 m cable with 3 cores in Red, Black and Blue;
Electric Data: Vmax=24AC/DC; Imax=0,01A

Magnet Position

Liter/Pulse

x0,0001

1

x0,001

10

x0,01

100

x0,1

1000

 

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COPPER CAN REGISTER VISION with IP68 protection;

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5 BLACKS ROLLERS, 3 RED ROLLERS and 1 RED INDICATOR POINTER for Dn15 to Dn32 and 6 BLACKS ROLLERS, 2 RED ROLLERS and 2 RED INDICATOR POINTERS VISION;

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