TR420 Series

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TR420 Series

Continuous Output Level Transmitter TR420 Series

Continuous Output Level Transmitter


The TR420 Series is vertically mounted with integral signal conditioner provides a reliable 4-20 mA proportional electronic output in tank levels up to twelve feet. Available with stainless steel, polypropylene or Buna floats and a wide selection of mounting styles and materials, the TR420 can be used to input programmable controllers, meters and other digital receivers for accurate and continuous measurement in many liquid level applications. The variety of float styles and densities afford the best and most direct means for continually monitoring surface interfaces of dissimilar liquids in a single tank.


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  • 4-20 mA output
  • Power: 24 VDC
  • 3 Wire (2 Wire Loop Power Available)
  • 316L stainless, brass & engineered plastics
  • Replaceable solid state electronics
  • Lengths up to 12 feet
  • Watertight Nema 4 (IP65) enclosure