Intempco Self Adjusting "Smart" Radar Level Sensor, LTR51
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LTR51

Series: LTR51 Self-Adjusting “Smart” Radar Level Sensor Brand: Intempco Controls, Inc
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Intempco Self Adjusting "Smart" Radar Level Sensor, LTR51
  • Supply Voltage - 115 Vac (± 20%), 1.7 VA
  • Output - 4-20 mA/20-4 mA
  • Measurement Range - 17 feet (5 meters)
  • Enclosure Type - Aluminum, 1/2" NPT x 2 Conduit
  • Process Connection - 1-1/2" Male NPT
  • Communication - No Communication
  • Antenna - Polypropylene Rod
  • Options - Without Options

Specifications

Brand

Accuracy

  • ± 0.1 % of, Max.
  • ± 0.25 % of, Max.
  • Loop Powered Display: ± 0.5 % of Reading

Approvals & Certifications

  • FCC Part 15 - Low Power Communication Device

Calibration

  • Manual or Via Communications Port

Class

  • Installation Category: Class II

Communication

  • HART (2-Wire Only)
  • Modbus RTU
  • RS-232
  • RS-485

Conduit Connection

  • Conduit Entry: 1/2” NPT x 2

Cover Material

  • Threaded Wiring Access Cover: Aluminum
  • Threaded Wiring Access Cover: Stainless Steel

Display

  • Head Mounted LCD Display
  • Loop Powered Display: 4-1/2-Digit LCD 1/2” High

Enclosure, Body Material

  • Aluminum
  • Stainless Steel

Environmental Protection

  • IP67
  • NEMA 6

Frequency

  • 5.8 to 6.3 GHz

Humidity

  • 0 to 95 % Non-Condensing

Length

  • Antenna Extension: 6” (150 mm) Only with Teflon Rod Antenna
  • Antenna Extension: 8” (203.2 mm) Only with Teflon Rod Antenna

Load Resistance

  • Power Supply: 750 ohms, Max.

Materials of Construction

  • Antenna: Polypropylene Rod
  • Antenna: Teflon Rod
  • Horn Antenna: 316L Stainless Steel

Measuring Range

  • 17 to 240 feet (5 to 73 metres)

NPT Connection

  • 1-1/2” NPT Male
  • 2” NPT Male
  • 3” NPT Male

Output

  • 20-4 mA
  • 2-Wire with 16-30 Vdc Loop Powered
  • 3-Wire with 12-30 Vdc Power
  • 4-20 mA

Power

  • Transmit: 50 µW Average

Power Supply

  • 115 Vac (± 20 %), 1.7 VA
  • 12-30 Vdc, 0.07 A, Max.
  • 16-30 Vdc (Loop Powered) 0.07 A, Max.
  • 230 Vac (± 20 %), 1.7 VA

Pressure Range

  • bar: 0 to 5
  • kPa: 0 to 500
  • psi: 0 to 72.52

Principle of Operation

  • Pulse Radar

Process Temperature

  • De-Coupler & PTFE Rod: -40° to 177° C (-40° to 350° F)
  • PP Rod: -40° to 60° C (-40° to 140° F)

Range

  • Loop Powered Display: 3.5-22 mA

Resolution

  • 0.08 to 1.06” (2 to 26 mm)
  • Output: 6.1 µA

Temperature Range

  • -40° to 60° C (-40° to 140° F)

Voltage Drop

  • Loop Powered Display: 0.95 V at 20 mA

Documentation

Data Sheets

View Product Series

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