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1025 West 1700 North, Logan UT 84321
Phone: 888-525-7300 Fax: 435-753-7490
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LPU-2127 Loop Powered Ultrasonic Sensor

Integrated Keypad & Display

  • 1 to 25 ft. (0.3 to 7.6 m) measurement range
  • 1 to 10 ft. (0.3 to 3 m) detection range on granules & bulk solids
  • Class I, Div. 2, Groups C & D; Class I, Zone 2, AEx nA IIB, T6; IP65 hazardous approvals
  • Loop powered 4-20 mA
  • 2 in. NPT mounting for easy installation in tank level applications
  • Rugged PDVF (Kynar®) transducer housing
  • LPU-2127 Datasheet


Operating Range: 1 to 25 ft. (0.3 to 7.6 m)
Output: 4-20 mA (loop-powered)
Supply Voltage: 12 to 28 VDC
Total Current Draw: 4-20 mA
Housing: PVDF (Kynar®) transducer housing; PET upper housing
Mounting: 2 in. NPT
Transducer Type: Ceramic, PDVF faced
Ratings: IP65
Approvals: Class I, Div. 2, Groups C & D; Class I, Zone 2, AEx nA IIB, T6; IP65
Response Time: 0.6 to 3 sec. (dependent on output scaling)
Resolution: 0.1 in. (2.5 mm)
Accuracy: ±0.25% of detected range
Adjustments: Integrated keypad and LCD display
Operating Temperature: -40 to 140°F (-40 to 60°C)
Temperature Compensation: Internal
Beam Pattern: 9° off axis
Cable Connection: 2-terminal connector
Frequency: 69 kHz


Tank level
Battery and solar powered applications
Class I, Div. 2 areas
Environmental monitoring

                                                                                                  Part Number
2 in. NPT to 2 in. ANSI converter flange                                     125067
(PVC 140 F max)