MDM |
Series 74.. |
Diaphragm Seals
series MDM 74.. have the diaphragm flush welded to the process side of the body. This way
they suit also for thick, dirty and non-homogenous media containing suspended
solids. |
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|
This diaphragm
seals are useable up to PN 600 (10,000 lb/sq.in.). |
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They are available
with BSP or NPT male connection thread or with a BSP hexagon union nut connection (model
MDM 7450). |
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Common
Particularities: |
Body: |
Stainless steel 316 L (1.4435) |
|
Instrument
Connection: |
½" BSP female
(except MDM 7410 with ½" BSP and MDM 7450 with 1" BSP
process connection: here ¼" BSP instrument connection);
optionally various other thread connections |
|
Diaphragm: |
Stainless steel
316 L (1.4435) flush welded to the body, optionally various special materials |
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Filling
Liquid:
|
Silicone
oil;
optionally various other filling fluids, suitable to the medium |
Model
|
MDM 7410 |
Nominal Pressure: |
PN 600 (10,000 lb/sq.in.)
|

|
Process Connection: |
½" BSP to 2" BSP male thread |
Min. Pressure Ranges: |
Depending on size,
please compare data sheet 7400. |
Model
|
MDM 7420 |
Nominal Pressure: |
PN 600 (10,000 lb/sq.in.) |

|
Process Connection: |
1" NPT , 1½" NPT or
2" NPT male thread |
Min. Pressure Ranges: |
Depending on size,
please compare data sheet 7400. |
Model
|
MDM 7450 |
Nominal Pressure: |
Depending on size, for
pressure gauges between
PN 600 (10,000 lb/sq.in.) resp.
PN 40 (600 lb/sq.in.)
Others upon request |

|
Process Connection: |
Hexagon union nut
304 stainl.steel (1.4301)
female thread
1" BSP , 1¼" BSP (PN 600)
1½" BSP, 2" BSP (PN 40;
optionally PN 600) |
Min. Pressure Ranges: |
Depending on size,
please compare data sheet 7400 |
Details and Special
Configurations: |
See model overview 7000
and data sheet 7400 |