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The DDM-EM DE90 sets new standards in differential pressure measurement.

Equipped with a piezoresistive* sensor element, the device is suitable for volumetric flow measurement in a wide range of applications.

Main features:

Installation: between flanges, internal and external threads or pipe fittings
Versatile: one device for all installation situations and flow directions
Measurement: Small differential pressures with low pressure loss
Flexible: Suitable for liquids and gases
Robust: no moving parts, maintenance-free and can be used in ATEX zones 2 and 22.
Precision: Measuring ranges from 0.75 m³/h to 4000 m³/h and an accuracy of 5 % FS.
Multifunction LC display: Colour change display to show operating statuses, fully graphic and with multilingual plain text menu.

Options and configurations:

The DE90 impresses with its flexibility:
– With an analogue output (0/4 … 20 mA, 0/2 … 10 V or 1 … 5 V).
– Parameterisable switching outputs.

Typical application:

– For various gases (e.g. air, nitrogen, natural gas)
– Monitoring of low-pressure volume flows
 
The DDM-EM DE90 is a reliable, robust and adaptable differential pressure flow meter that fulfils the highest requirements. Perfect for modern applications in industry, building services and ventilation technology.

*The piezoresistive effect describes the change in the electrical resistance of a material due to pressure or tension.