MDFO

Flow measuring orifice with self-sealed measuring points.

Product Information

Flow measuring orifice

Flow measuring orifice with self-sealed measuring points.

Technical description

Application:

Heating and cooling systems
Tapwater systems

Function:

Measuring

Dimensions:

DN 20-900

Pressure class:

PN 16 (DN 20-900)
PN 25 (DN 65-300)
PN 40 (DN 65-450)

Temperature:

Max. working temperature: 120°C
Min. working temperature: -20°C

Material:

Fixed orifice: Stainless steel X3CrNiMo17-13-3 (No. 1.4436 according to EN 10028-7 or EN 10272 (BS 970 316/S16)
Measuring points: AMETAL®
Sealing (measuring points): EPDM

AMETAL® is the dezinfication resistant alloy of TA.

Marking:

TA, MDFO, DN, PN, Charge No, flow direction arrow.
DN 20-150 (PN 16): BS 7350.

Product Articles

Articles

With self-sealed measuring points

PN 16

DN
D
H
Flange
thickness
Kvmax
Kvsignal
Kg
EAN
Article No
20
63
127
18
6
4,68
0,59
7318792808203
52 176-920
25
73
131
18
11
8,64
0,70
7318792808302
52 176-925
32
84
137
18
23
16,6
0,83
7318792808401
52 176-932
40
94
142
18
35
24,5
0,98
7318792808500
52 176-940
50
109
150
18
72
46,1
1,2
7318792808609
52 176-950
65
127
159
18
154
90
1,5
7318792808708
52 176-965
80
142
166
18
220
120
1,8
7318792808807
52 176-980
100
162
176
18
373
220
2,0
7318792808906
52 176-990
125
192
191
18
570
342
2,5
7318792809002
52 176-991
150
218
204
18
789
468
3,0
7318792809101
52 176-992
200
273
231
18
1383
792
4,3
7318792809200
52 176-993
250
329
260
18
2122
1224
5,7
7318792809309
52 176-994
300
384
287
18
3116
1800
7,0
7318792809408
52 176-995
350
444
317
20
4000
2250
10
7318792809507
52 176-996
400
496
343
23
5300
3000
14
7318792809606
52 176-997
450
556
373
28
6400
3750
22
7318793777904
52 176-999
500
618
404
28
7950
4500
26
7318792809705
52 176-998
600
735
463
29
10700
6500
43
7318793805102
52 276-001
700
805
498
31
15000
9000
44
7318793805201
52 276-002
750
865
528
32
17500
10500
51
7318793966001
52 276-012
800
911
551
32
20300
12000
56
7318793805300
52 276-003
900
1011
601
33
26000
15500
65
7318793805409
52 276-004

PN 25

DN
D
H
Flange
thickness
Kvmax
Kvsignal
Kg
EAN
Article No
65
127
159
18
154
90
1,5
7318793783103
52 176-865
80
142
166
18
220
120
1,8
7318793783202
52 176-880
100
168
179
18
373
220
2,0
7318793783301
52 176-890
125
194
192
18
570
342
2,5
7318793783400
52 176-891
150
224
207
18
789
468
3,0
7318793783509
52 176-892
200
284
237
18
1383
792
4,3
7318793783608
52 176-893
250
340
265
18
2122
1224
5,7
7318793783707
52 176-894
300
400
295
18
3116
1800
7,0
7318793783806
52 176-895

PN 40

DN
D
H
Flange
thickness
Kvmax
Kvsignal
Kg
EAN
Article No
65
127
159
18
154
90
1,5
7318793782304
52 176-765
80
142
166
18
220
120
1,8
7318793782403
52 176-780
100
168
179
18
373
220
2,0
7318793782502
52 176-790
125
194
192
18
570
342
2,5
7318793782601
52 176-791
150
224
207
18
789
468
3,0
7318793782700
52 176-792
200
290
240
18
1383
792
4,3
7318793782809
52 176-793
250
352
271
18
2122
1224
5,7
7318793782908
52 176-794
300
417
304
18
3116
1800
7,0
7318793783004
52 176-795
350
474
332
20
4000
2250
15,0
7318793955302
52 176-796
400
546
368
23
5300
3000
23,0
7318793955401
52 176-797
450
571
381
28
6400
3750
26,0
7318793955906
52 176-798

Accessories

Measuring points

Max 120°C (intermittent 150°C)

L
EAN
Article No
44
7318792813207
52 179-014
103
7318793858108
52 179-015

Extension for measuring point M14x1

Suitable when insulation is used.

d
L
EAN
Article No
M14x1
71
7318793969507
52 179-016

Animations & Films

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Technical Specifications

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image description MDFO-EN-MAIN.pdf Size: 92.42 KB
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Installation Instructions

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image description 309 751-01 MDFO.pdf Size: 149.31 KB
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Legal Documents

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image description 309 753-01 MDFO-DoC-MAIN.pdf Size: 321.19 KB
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image description Decl-of-Conf- MDF0.pdf Size: 209.53 KB
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Approvals

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image description MDFO, INSPECTA (Sweden).pdf Size: 70.57 KB
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