Hygienic Diaphragm Seal Gauge for the Process Industry
The Budenberg WH is a high-integrity Diaphragm Seal Gauge that has been designed for applications where cleanliness is paramount, ie: Brewing, Pharmaceutical, Food & Beverage industries. These units are designed to withstand steam cleaning at elevated temperatures and pressures.
- WH-1 ISS /IDF connection including Nut
- WH-T Triclamp/Triclover connection
- WH-D DIN 11851 connection with Nut
The WH is available in a wide range of options including a choice of dial sizes, connections, materials, filling fluids and options to permit operation at temperatures in excess of 440°c.
contact us for pricing and availability of the Budenberg WH Diaphragm Seal Gauge
The Budenberg WH is suitable for the following applications/industries
Designed for continuous operation on gases or liquids where the product to be measured is of a hygienic and or foodstuff nature.
Versions are available to withstand pressure pulsations, vibrations, and operation at very high temperatures.
 Food & Beverage
Pressure Gauge
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 Pharmaceutical
Pressure Gauge
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The Budenberg WH specifications
| Size | 63mm (2.5"), 100mm (4"), 150mm (6") |
| Accuracy Class |
1.0% as defined in EN837
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| Pressure Range |
The welded seal units are available in a range of configurations depending on the required Dial Size and Operating Pressure range as follows:
Ranges 0 to 1 Bar up to 0 to 40 Bar.
Other pressure units are available on request.
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| Over Range Protection |
All units will withstand 130% overload as standard up to 40 Bar. Optionally the diaphragm can be set to 'lock off' allowing the unit to withstand an overload up to the maximum pressure rating of the seal unit. This unique feature can be used to avoid the use and cost of additional overload protection valves.
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| Materials of Construction | Due to the welded construction, all materials including the diaphragm and connection have to be the same material.
Standard - 316L Stainless Steel
Other materials are available on request.
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| Process Connections |
1" ISS / IDF including nut
1 1/2" ISS / IDF including nut
2" ISS / IDF including nut
3" ISS / IDF including nut
1 1/2" Triclamp / Triclover in Hastelloy C276
2" Triclamp / Triclover
3" Triclamp / Triclover
1" DIN 11851
2" RJT
Others are available on request
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| Filling Fluids |
A wide range of filling fluids is available to suit most applications including high-temperature and pharmaceutical applications.
Standard Options - Mineral Oil, Silicon HT Oil, Medicinal Paraffin, Glycerine, Syltherm XLT & 400.
FDA-approved fluids for food and pharmaceutical applications.
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| Temperature |
Normal process operating temperature range: -20 to +100°c
Elevated temperature operation up to 400°c can be achieved by the selection of an extended neck option and an associated high-temperature filling fluid.
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| Pulsation Damper | The welded design allows Budenberg to offer a snubber internally to dampen pulsations and beneficially protect the Pressure Gauge. |
| Certification & Traceability |
Serial Number Printed on Dial.
A certificate of Conformity traceable to National Standards is supplied
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| Safety | All units are manufactured to comply with EN837-1, S3 Specification and other regulatory standards including PED. |
WH Options
WH Specification Sheet Download
To view all the information on the Budenberg WH you can download the datasheet here