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SITRANS LR250 HEA Radar Level Transmitter - Hygienic Encapsulated Antenna

Brand: Siemens AG
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The SITRANS LR250 Hygienic Encapsulated Antenna is a 2-wire 25 GHz pulse radar level transmitter with sanitary and hygienic approvals for continuous monitoring of liquids, slurries, and pastes within the food, beverage, chemical, and pharmaceutical industries to a range of 20 m (66 ft) (antenna dependent).
Features
  • Fully encapsulated horn antenna design with FDA approved and USP Class VI compliant, TFM 1600 PTFE lens 
  • < 0.8 μ Ra surface finish for maximum cleanability and hygiene requirements commonly required in sanitary environments 
  • Chemically resistant TFM 1600 PTFE lens is also suitable for aggressive or corrosive materials 
  • Approved device in accordance with 3-A, EHEDG EL Class I and/or EHEDG EL Aseptic Class I 
  • Cost effective replacement for transmitters made of exotic materials 
  • Graphical local user interface (LUI) makes operation simple with plug-and-play set-up using the intuitive Quick Start Wizard 
  • Industry standard process connections including ISO 2852, DIN 11851, DIN 11864-1, DIN 11864-2, DIN 11864-3, and Tuchenhagen Varivent Type F and N 
  • LUI displays echo profiles for diagnostic support 
  • 25 GHz high frequency and 2 inch (50 mm) process connection/antenna allow for easy mounting 
  • Insensitive to mounting location and obstructions, and less sensitive to nozzle interference 
  • Communication using HART, PROFIBUS PA, or FOUNDATION Fieldbus 
  • Process Intelligence signal processing for improved measurement reliability and Auto False-Echo Suppression of fixed obstructions 
  • Programming using infrared Intrinsically Safe handheld programmer or over a network using SIMATIC PDM, Emerson AMS, or Field Device Tools, such as PACTware or Fieldcare via SITRANS DTM. 
  • Functional Safety (SIL 2). Device suitable for use in accordance with IEC 61508 and IEC 61511

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Specifications

Brand

Certifications & Approvals

  • CSA
  • FM
  • ATEX
  • IECEx
  • INMETRO
  • NEPSI
  • CE
  • RCM
  • FCC
  • EAC
  • Lloyd's Register of Shipping
  • RED
  • EHEDG

Wetted Material

  • TFM, PTFE

Process Temperature

  • -40° to 170° C (-40° to 338° F)

Ambient/Storage Temperature

  • -40° to 80° C (-40° to 176° F)

Measuring Range

  • 50 mm to 20 m (2 in to 66 ft)

Process Connection

  • 2”, 3” & 4” Sanitary Clamp According to ISO 2852
  • DN 50, DN 80 & DN 100 Aseptic/Hygienic Threaded to DIN 11864-1 [Form A]
  • DN 50, DN 80 & DN 100 Aseptic/Hygienic Flanged to DIN 11864-2 [Form A]
  • DN 50, DN 80 & DN 100 Aseptic/Hygienic Clamp According to DIN 11864-3 [Form A]
  • DN 50, DN 80 & DN 100 Hygienic Union According to DIN 11851
  • Type F (50 mm) & Type N (68 mm) Tuchenhagen Varivent

Communication

  • HART, PROFIBUS PA, or FOUNDATION Fieldbus

Enclosure/Body Material

  • Enclosure: Aluminum, Polyester Powder-Coated

Materials of Construction

  • Antenna: 316L Stainless Steel (1.4435 or 1.4404) and TFM 1600 PTFE Lens

Cable Inlet

  • 2 x M20 x 1.5
  • 2 x 1/2” NPT

Power Supply

  • Nominal 24 Vdc (Max. 30 Vdc)

Environmental Protection

  • Type 4X / NEMA 4X
  • Type 6 / NEMA 6
  • IP68
  • IP67

  • Food & Beverage
  • Chemical
  • Pharmaceutical

Documentation

Data Sheets

Brochure

Catalog

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