testo 6321, differential pressure transmitter with selectable measuring ranges from 100 Pa to 2000 hPa

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  testo 6744, compressed air counter, diameter DN50 (2”), with analog, pulse, and switching output

  • Compressed air counter with various signal outputs: analog output, pulse output, 2 switching outputs
  • Totalizing function (totalizer) for calculating overall consumption
  • High accuracy: thanks to a defined nominal diameter DN50, you can adjust the standard volumetric flow rate

  testo 6744 dew point transmitter, measuring range down to -45°Ctd, with display, connection type NPT1/2, analog signal output 4…20 mA, optional signal module connector with two switching outputs.

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  testo 6651, temperature/humidity transmitter for critical environmental conditions

  With the possibility of selecting analog signal outputs, optional display, optional Ethernet module, and optional relay (depending on configuration)

  • High-precision external Testo humidity probes with long-term stability (accuracy up to **±1.7 % RH** depending on the probe type)
  • The Ethernet module, relay, and analog outputs allow for optimal integration of the transmitter into individual automated systems
  • High-quality **digital probes** and the **intelligent calibration concept**
  • Self-monitoring and an **early warning function** ensure high system availability

  testo 6651 temperature/humidity transmitter for critical environmental conditions, accuracy up to ±1.7 % RH (depends on the probe type), selectable analog signal outputs, optional display, optional Ethernet module, optional relays, external digital interface for adjustment and parameterization, 2 analog outputs.

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  testo 6383, differential pressure transmitter

  testo 6383 for cleanroom applications, with optional humidity and temperature measurement, selectable measuring ranges from 10 Pa to 10 hPa, selectable analog signal outputs, and optional display (depending on configuration)

  • The flat housing allows for flush mounting on the cleanroom wall
  • The low measuring range from 10 Pa ensures the highest accuracy for low pressure measurement
  • Transmitter for measuring differential pressure, as well as, optionally, humidity and temperature
  • Automatic zero point adjustment guarantees high accuracy independent of temperature and long-term stability

  testo 6383 differential pressure transmitter for cleanroom applications (panel mounting), optionally with temperature/humidity measurement function, accuracy ±0.3% of measuring range, automatic “zero point” adjustment, selectable measuring ranges from 10 Pa to 10 hPa, selectable analog signal outputs, external digital interface for adjustment and parameterization, display, data output in all pressure and humidity units.

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  testo 6742, compressed air counter, diameter DN25 (1”), with analog, pulse, and switching output

  • Totalizing function (totalizer) for calculating overall consumption
  • High accuracy: thanks to a defined nominal diameter (DN25), you can adjust the standard volumetric flow rate
  • Easy installation and use

  testo 6742 dew point transmitter, measuring range down to -45°Ctd, **without display**, connection type NPT1/2, analog signal output 4…20 mA, optional signal module connector with two switching outputs.