Hengesbach Diaphragm Seals DM-7313 VARIVENT®

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Diaphragm Seals DM-7313 VARIVENT®
Diaphragm Seals DM-7313 VARIVENT®

Hengesbach is a company from Deutschland. And Hengesbach develops, manufactures and distributes innovative measuring technology for applications in production processes where functionality, reliability and accuracy of the instruments are of highest priority even under extreme process conditions. This modern understanding of value creation of a medium-sized company already has a long tradition with us. Based on many years of experience, we know that the success and strategic security of the company is the result of a lasting and uncompromising appreciation of all involved stakeholders – and this in a global context.

Hengesbach develop and produce measuring instruments with a clear focus on the worldwide active dairy, food and beverage industry. Especially within these applications, highest hygienic requirements for the production of safe products are essential prerequisites. The product of Hengesbach Such as level measuring, flow measuring, pressure measuring, temperature measuring, analytical measurement, evaluation. One of the product that come from Hengesbach is pressure measuring.

Diaphragm Seals DM-7313 VARIVENT®

For application-orientated solutions in pressure measuring technology, Hengesbach offers a wide range of mechanical devices and electronic pressure and differential pressure transducers based on modern sensor technology, as well as specific diaphragm seals with corresponding accessories.

Diaphragm Seals DM-7313 VARIVENT® is a product from Hengesbach. DM-7313 is a product that comes from categories pressure measuring. This product is from stainless steel. DM-7313 is mounting to manometer and pressure transmitter. And this product is for food and beverage industry, biotechnology and pharmacy.


  • flush welded diaphragm of stainless steel 1.4435 (316L)
  • for mounting in varinline®-access units
  • residues-free cleaning of measuring point, CIP- and SIPcompatible
  • mounting to manometer and pressure transmitter
  • for food and beverage industry, biotechnology, pharmacy
Another Article:Hengesbach Pressure MeasurementHengesbach Diaphragm Seals DM-73D22 Pressure Transmitter Delta MobreyPressure Transducer DMU 100 Series HengesbachPressure Transmitter TPS – Smalline Hengesbach


General information 
Process connectionConnection VARIVENT® for VARINLINE®-access units
 stainless steel 1.4435 (316L), Type MDM 7313
 – Form F, DN 50 (Installation-ø 50 mm) for VARINLINE® – access units DN 25- 32 and 1“
 – Form N, DN 68 (Installation -ø 68 mm) for VARINLINE® – access units DN 40-DN 125
 and 1 ½“ – 4“
Basic bodystainless steel 1.4435 (316L)
Separating diaphragmstainless steel 1.4435 (316L), welded, other materials on request
Nominal PressurePN 16 or PN 25
 Please note: pressure stage of VARINLINE®-access units!
Minimum pressure rangedepend on model, see tables
Instrument connectionstandard: G ½ DIN EN 837-1,
 optional: directly welded
Filling liquidstandard: Paraffin oil, with FDA approval, others filling liquid on request
Max. cleaning temperature+ 150 °C (+302° F) (for the complete pressure measuring system with pressure gauge NCS
 100 (4″) mounted, other versions on request)
Separating diaphragmstainless steel 1.4435 (316L), electropolished
Installation– via cooling element
 – via capillary line (please specify the length by ordering)
Certificatesmaterial certificate 3.1, EN 10204 for medium contacted parts
Accessories/ mounting parts 
 o-ring sealing of EPDM
 fixing clamp, stainless steel
 plate VARIVENT® DN 50, stainless steel
 plate VARIVENT® DN 68, stainless steel
 welding flange design form T, stainless steel
 VARINLINE®– access units from DN 25, stainless steel (please specify nominal size)

Download Data Sheet: Diaphragm Seals DM-7313 VARIVENT®

Ref: hengesbach.com

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