SITRANS Probe LR is a 2-wire, 6 GHz pulse radar level transmitter for continuous monitoring of liquids and slurries in storage vessels with nominal pressure and temperature, to a range of 20 m (66 ft).

The Probe LR is ideal for applications with chemical vapours, temperature gradients, vacuum or pressure, such as tank farms, chemical storage, digesters and long-range applications. SITRANS Probe LR has a range of 0.3 to 20 m (1 to 65 ft).

Probe LR is designed for safe and simple programming using the Intrinsically Safe handheld programmer without having to open the instrument’s lid. It has a standard Uni-Construction polypropylene rod antenna that offers excellent chemical resistance and is hermetically sealed. The Uni-Construction antenna includes an internal, integrated shield that eliminates vessel nozzle interference. SITRANS Probe LR incorporates Process Intelligence ® signal processing. The Probe LR also has a high signal- to-noise ratio leading to improved reliability.

Start-up is easy with as few as two parameters for basic operation. Programming is simple using SIMATIC PDM, HART® handheld communicator or the Intrinsically Safe handheld programmer.

Key Applications: tank farms, chemical storage, wastewater wet well

• Uni-Construction polypropylene rod antenna standard
• Easy installation and simple startup
• Programming using infrared intrinsically safe handheld programmer, SIMATIC PDM or HART® handheld communicator
• Communication using HART®
• Process Intelligence signal processing
• Extremely high signal-to-noise ratio
• Auto False-Echo Suppression of false echoes

SITRANS LR200 is a 2-wire, 6 GHz pulse radar level transmitter for continuous monitoring of liquids and slurries in storage and process vessels including high temperature and pressure, to a range of 20 m (66 ft).

SITRANS LR200’s unique design allows safe and simple programming using the Intrinsically Safe handheld programmer without having to open the instrument’s lid. It also features a built-in alphanumeric display in four languages.

The SITRANS LR200 has a standard Uni-Construction polypropylene rod antenna that offers excellent chemical resistance and is hermetically sealed. The Uni-Construction antenna features an internal, integrated shield that eliminates vessel nozzle interference.

Start-up is easy with as few as two parameters for basic operation. Installation is simplified as the electronics are mounted on a rotating head that swivels, allowing the instrument to line up with conduit or wiring connections or simply to adjust the position for easy viewing. SITRANS LR200 features patented Process Intelligence signal-processing technology for superior reliability.

Key Applications: liquid bulk storage tanks, process vessels with agitators, vaporous liquids, high temperatures, asphalt, digesters.

• Graphical local user interface (LUI) makes operation simple with plug-and-play setup using the intuitive Quick Start Wizard
• LUI displays echo profiles for diagnostic support
• Communication using HART® or PROFIBUS PA
• 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.

SITRANS LR250 is your first choice for liquid level measurement in storage and process vessels up to 20 meters (66 ft). With its range of antennas, this transmitter can handle whatever you need it to. Its new flanged and hygienic encapsulated antennas mean corrosive or aggressive materials and hygienic or sanitary requirements are no challenge for this transmitter.

SITRANS LR250 Horn antenna 
SITRANS LR250 is a 2-wire, 25 GHz pulse radar level transmitter for continuous monitoring of liquids and slurries in storage and process vessels including high temperature and pressure, to a range of 20 m (66 ft).

SITRANS LR250 PVDF antenna 
SITRANS LR250 with threaded PVDF antenna is a 2-wire, 25 GHz pulse radar level transmitter for continuous monitoring of liquids and slurries in storage and process vessels including corrosives or aggresive materials, to a range of 10 m (32.8 ft).

SITRANS LR250 Flanged encapsulated antenna 
SITRANS LR250 with flanged encapsulated antenna is a 2-wire, 25 GHz pulse radar level transmitter for continuous monitoring of liquids and slurries in storage and process vessels including corrosives or aggressive materials, to a range of 20 m (66 ft) (antenna dependent).

SITRANS LR250 Hygienic Encapsulated Antenna 
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.

SITRANS LR250 Horn antenna

• Graphical local user interface (LUI) makes operation simple with plug-and-play setup using the intuitive Quick Start Wizard
• LUI displays echo profiles for diagnostic support
• 25 GHz high frequency allows for small horn antennas for easy mounting in nozzles
• Insensitive to mounting location and obstructions, and less sensitive to nozzle interference
• Short blanking distance for improved minimum measuring range to 50 mm (2") from the end of the horn
• Communication using HART® or PROFIBUS PA, or FOUNDATION Fieldbus TM
• 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.
• Suitable for use in safety related systems in accordance with IEC 61508/61511 (SIL-2)
• 3mm (0.118 inch) accuracy in accordance with IEC 60770-1

SITRANS LR250 PVDF antenna 
All the benefits of SITRANS LR250 Horn antenna and the following:

• Fully insulated Threaded PVDF antenna designed for use in simple applications within chemical environments where aggressive and corrosive materials are used
• Cost effective replacement for transmitters made of exotic materials
• 2" (50 mm) threaded process connection/antenna allow for easy mounting in nozzles

SITRANS LR250 Flanged encapsulated antenna 
All the benefits of SITRANS LR250 Horn antenna and the following:

• Fully encapsulated horn antenna design with flange mount and FDA approved flush faced TFM 1600 PTFE lens for use in chemical and sanitary environments where aggressive and corrosive materials are used
• Flush lens antenna allows for easy cleaning and less intrusion in vessel
• Cost effective replacement for transmitters made of exotic materials
• 2 inch (50 mm) process connection/antenna allow for easy mounting

SITRANS LR250 Hygienic Encapsulated Antenna 
All the benefits of SITRANS LR250 Flanged Encapsulated antenna and the following:

• < 0.8 μ Ra surface finish for maximum cleanability and hygiene requirements commonly required in sanitary environments
• Industry standard process connections (DIN 11851, ISO 2852 (tri-clamp), DIN 11864, Tuchenhagen Varivent Types F and Type N
• 3-A, EHEDG EL Aseptic Class I, EHEDG EL Class I
• FDA and USP Class VI approved materials

SITRANS LR260 is a 2-wire 25 GHz pulse radar level transmitter for continuous monitoring of solids and liquids  in storage vessels including extreme levels of dust and high temperatures, to a range of 30m (98.4 ft).

SITRANS LR260 includes a graphical local user interface (LUI) that improves setup and operation using an intuitive Quick Start Wizard, and echo profile displays for diagnostic support. Startup is easy using the Quick Start wizard with a few parameters required for basic operation.

SITRANS LR260’s unique design allows safe and simple programming using the Intrinsically Safe handheld programmer without having to open the instrument’s lid.

SITRANS LR260 measures virtually any solids material to a range of 30 m (98.4 ft).

Key Applications: cement powder, plastic powder/pellets, grain, flour, coal, solids and liquids  bulk storage vessels, and other applications.

• Graphical local user interface (LUI) makes operation simple with plug-and-play setup using the intuitive Quick Start Wizard
• LUI displays echo profiles for diagnostic support
• 25 GHz high frequency allows for small horn antennas mounted easily in nozzles
• Communication using HART® or PROFIBUS PA
• Process Intelligence signal processing for improved measurement reliability and Auto False-Echo Suppression of fixed obstructions
• Programming using infrared Intrinsically Safe handheld programmer or SIMATIC PDM

The SITRANS LR460 is a 4-wire, 24 GHz FMCW radar level transmitter with extremely high signal-to-noise ratio and advanced signal processing for continuous monitoring of solids up to 100 m (328 ft). It is ideal for measurement in extreme dust.

SITRANS LR460 provides excellent results even during conditions of extreme dust. The integral Easy Aimer included on the SITRANS LR460 allows for easy positioning for optimum measurement on solids.

Process Intelligence onboard SITRANS LR460 means advanced signal processing is harnessed for reliable operation on both simple and difficult solids application.

SITRANS LR460 features a robust enclosure, flange and horn components. It is virtually unaffected by atmospheric or temperature conditions within the vessel.

An optional dust cap is available for sticky solids. Optional air purging is also available for extremely sticky applications.

Safe on-site local programming is simple using the Intrinsically Safe handheld programmer. SIMATIC PDM can be used for easy remote programming using HART or PROFIBUS PA.

The characteristics of 24 GHz and high signal-to-noise ratio contribute to exceptional signal reflection, regardless of the dielectric value of the medium.

Key applications: long-range dusty applications, cement powder, fly-ash, coal, flour, grain, plastics.

• Process Intelligence for advanced signal processing and quick and easy adjustment
• Self-guided quick start wizard for plug and play start-up
• 24 GHz provides superior reflective properties on solids surfaces
• 100 m (328 ft) range for long-range and difficult applications
• Easy Aimer optimizes signal quality on sloped surfaces
• Programming using infrared Intrinsically Safe handheld programmer or with SIMATIC PDM or HART handheld device

SITRANS LR560 2-wire, 78 GHz FMCW radar level transmitter for continuous monitoring of solids in silos to a range of 100 m (328 ft).

SITRANS LR560’s plug and play performance is ideal for most solids applications, including those with extreme dust and high temperatures to +200 ºC (+392 ºF). Unique design allows safe and simple programming using the Intrinsically Safe handheld programmer without having to open the instrument’s lid.

SITRANS LR560 includes an optional graphical local display interface (LDI) that improves setup and operation using an intuitive Quick Start Wizard, and echo profile display for diagnostic support. Startup is easy using the Quick Start wizard with a few parameters required for basic operation. SITRANS LR560 measures virtually any solids material to a range of 100 m (328 ft).

Key Applications: cement powder, plastic powder/pellets, grain, coal, wood powder, fly ash

• Rugged stainless steel design for industrial applications  
• 78 GHz high frequency provides very narrow beam, virtually no mounting nozzle noise, and optimal reflection from sloped solids  
• Aimer option to direct beam to area of interest, such as draw point of cone  
• Lens antenna is highly resistant to product build up  
• Air purge connection is included for self-cleaning of extremely sticky solids  
• Local display interface (LDI) allows local programming and diagnostics