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 TR420E Series Continuous Output Level Transmitter (Float Type) for Hazardous Locations   Printer Friendly Version
Available in lengths up to 15 feet, the TR420E features a standard ½ inch repeating increments with optional ¼ inch resolution and can be supplied in a variety of mount sizes and enclosure styles. The 4-20 mA or 1-5 VDC output options are compatible with most programmable controllers, SCADA systems and meters.

The TR420E carries an FM explosion-proof rating for Class I, Division 1, Groups A,B,C and D; and dust-ignition proof for Class II/III, Division 1, Groups E,F and G hazardous, (classified) locations, indoor/outdoor (Type 4, 4X). It can also be equipped with independent point-level float/switches for high and low alarms above or below the transmitter range.
Operating
Principle		 Features Electrical
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As the float moves, a magnet inside the float actuates a series of reed switches and resistors embedded in the stem. The signal is electronically conditioned through the on-board or remote transmitter board to provide a proportional output.


  • FM approved Class I, Division 1, Groups B, C & D
  • Power: 12 VDC or 24 VDC (4-wire connection)
  • Outputs: 4-20 mA, 1-5 VDC
  • Replaceable solid state electronics
  • NEMA 7 & 9 enclosure
  • Lengths up to 15 feet

  • See Sales Literature

  • Power: 14 -30 VDC, 8.5 - 16 VDC
  • Output Signal: 4-20 mA or 1-5 VDC
  • Power Consumption: 1 VA
  • Linearity: ±0.5% of actual

 Literature: (US English)
  Sales Literature
  Sales Literature
  Instruction Manual

  Product Catalog