This website uses cookies.

On our web pages and in our online shop, we use strictly necessary cookies and cookies that are needed to process your queries. We also use tracking cookies, which help us to optimize our online presence and offer you a better browsing experience as a result. ...

You can find further information in our Data Protection Statement. Data protection statement

Functional cookies

These cookies are strictly necessary to enable you to use all the functions and features of GEMÜ web pages. Consequently, they are enabled by default and cannot be disabled. If you wish to avoid these cookies, you can do so by changing the settings in your browser.

Web analysis cookies

Here you can decide whether you want to allow a unique web analysis cookie to be stored in your browser that will enable the website operator to record and analyse various statistical data. If you do not want to allow this, click on the following link to store the Piwik opt-out cookie in your browser.

Unfortunately, GEMÜ is currently unable to store settings for multiple browsers or about multiple user accounts. It is also possible that, irrespective of the security settings you have set in your browser, the cookies set by GEMÜ will be deleted when you close the browser and will therefore no longer be available in your next session. If you close or change your browser, or if you use more than one PC, you may have to make some of the changes again.

GEMÜ 3040

Ultrasonic flowmeter

  • Description
  • Technical specifications
  • Features

The GEMÜ 3040 is an ultrasonic flowmeter which determines the volumetric flow of conductive and non-conductive liquids in a contact-free manner. The flowmeter is suitable for alkaline, toxic and corrosive media and can also be used for DI water. The backlit display enables the device to be programmed on-site. Empty pipe monitoring and a quantity measuring device are integrated as standard.

  • Measuring range - Liquids: 0,3 to 900 l/min
  • Error of measurement: ± 2% of the measured value (± 3 mm/s)
  • Media temperature: -10 to 80 °C
  • Operating pressure : 0 to 16 bar
  • Nominal sizes: DN 10 to 50
  • Connection types: Threaded connection
  • Metering tube materials: PE-HD | PSU
  • Electrical connection types: M12 plug
  • Supply voltages: 24 V DC
  • High accuracy and level of reproducibility
  • Fast detection of measured values
  • Short inlet/outlet distances
  • Very low pressure loss
  • No moving parts in the medium
  • Minimal deadleg