Siemens LR100 User Manual
SITRANS LR100
Radar level measurement
siemens.com/sitranslr100
Radar transmitters for liquid level measurement
SITRANS LR200
• Low frequency
• Severe process conditions
SITRANS LR250 horn
• Ideal for oil and gas
• Highest temp rating
SITRANS LR250 HEA
• Hygienic antenna
• Variety of process connections
SITRANS LR250 FEA
• Extreme corrosive
chemicals and high temp
• PTFE lens
SITRANS LR250 PLA
• Great choice for
process industries
• Ambient conditions
with corrosive
chemicals
SITRANS LR100 series
• Compact 80 GHz
• First choice for general
industries
• Bluetooth® wireless
technology
SITRANS LR560
• > 30 m water applications
• Narrow beam
• Stainless steel enclosure
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Top highlights at a glance
SITRANS LR100 series – first choice for general industries
Zero blanking zone
Measurement right up to the
sensor. 2 mm accuracy means
you can get rid of your manual
measurement techniques.
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Bluetooth wireless
technology
Quick and easy setup with
Mobile IQ.
Narrow beam = No fine-tuning.
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Pioneers of technology and
level measurement
Trust over 170 years of Siemens
innovative engineering experience.
Millions of installed instruments.
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Digitalization / Industry 4.0
HART 7 or optional Modbus RTU
for intelligent, value adding data to
your factory or the cloud.
+
80 GHz custom radar microchip
Signal killer conditions such as
condensation, turbulence, buildup or
solids are easily measured.
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SITRANS LR100 series
Level measurement for basic inventory in general industries
Feature/Function Benefit
Bluetooth wireless technology
with SITRANS mobile IQ app
on your mobile device
• Time-saving and no specialists
required
• Device status at a glance
2 mm accuracy
(LR110/120/150 versions) and
zero blanking distance
• Precise measurement over entire
range, accurate volume
measurement.
Custom radar microchip
delivers exceptional sensitivity
• Signal killer conditions like
condensation, turbulence, or
buildup are no problem.
80 GHz yields narrow beam
• No nozzle interference, no costly
fine-tuning.
Digitalization ready with 2-wire
HART 7.0 or 4-wire Modbus
RTU
• Get status and diagnostic data
immediately to your systems
ensuring quality of your process
and faster and intelligent data for
operations
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SITRANS LR100 series
SITRANS LR100 series
Bluetooth wireless technology
• SITRANS mobile IQ app provides
an intuitive interface to quickly
configure, setup and monitor
• SITRANS mobile IQ app is
compatible with Android, Apple and
Windows devices
Process connections
• SITRANS LR100, LR110, LR140,
LR150 have 1½" NPT, BSPT, or
BSPP process connection
• Top thread 1" for cable versions
• M20 or ½" NPT electrical
connection for LR140 and LR150
Application conditions
• Ideal for liquids or solids
applications with process
temperatures from -40 to 80˚C
(-40 to 176˚F)
• Gas and dust approvals available
• Submergence shield option for
flooding and fouling protection
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Communications
• All have 2-wire, 4-20 mA
• SITRANS LR110 and LR120 also
have HART or 4-wire, Modbus
• SITRANS LR150 HART and
optional HMI
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SITRANS LR100 series configuration options
Remote. Local. Integrated.
SITRANS mobile IQ App with
Bluetooth wireless technology
for fast and easy setup
SIMATIC RTU3000 series for
remote data collection and logging
SITRANS RD150 for local
readings and configure and
display diagnostic data
SIMATIC PDM for asset
management, configuration and
diagnostics
SITRANS LT500 controller for
advanced local display, pump
control and communication features
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