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IFM LR3009 Continuous level sensor (guided wave radar)


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SKU: LR3009 Categories: , ,


  • For the reliable level control in tanks and containers
  • Suitable for water, oils and coolants
  • Clearly visible 4-digit LED display
  • Modular system consisting of eval
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Product characteristics
Number of inputs and outputs Number of digital outputs: 1; Number of analogue outputs: 1
Probe length L [mm] 100…1600
Process connection G 3/4 external thread
Special feature Gold-plated contacts
Media Liquids
Dielectric constant of the medium ≥ 1,8; (for media with a dielectric constant of 1.8…5 (e.g. oils), a coaxial pipe is needed for operation)
Recommended media water; hydrous media; oils; oil-based media
Cannot be used for See the operating instructions, chapter “Function and features”.
Process temperature [°C] -25…80; (90 < 1 h ; see note under remarks)
Pressure rating [Mpa] 1.6
Vacuum resistance [Mpa] -0.1
MAWP (for applications according to CRN) [MPa] 1.6
Electrical data
Operating voltage [V] 18…30 DC
Current consumption [mA] < 30
Protection class III
Reverse polarity protection yes
Power-on delay time [s] < 3
Measuring principle guided wave radar
Inputs / outputs
Number of inputs and outputs Number of digital outputs: 1; Number of analogue outputs: 1
Total number of outputs 2
Output signal switching signal; analogue signal; IO-Link
Electrical design PNP/NPN
Number of digital outputs 1
Output function normally open / normally closed; (parameterisable)
Max. voltage drop switching output DC [V] 2.5
Permanent current rating of switching output DC [mA] 200
Number of analogue outputs 1
Analogue current output [mA] 4…20, invertible; (scalable)
Max. load [Ω] 500
Analogue voltage output [V] 0…10, invertible; (scalable)
Min. load resistance [Ω] 2000
Short-circuit protection yes
Type of short-circuit protection thermal, pulsed
Overload protection yes
Measuring/setting range
Probe length L [mm] 100…1600
Active range A [mm] L-40; (when set to oil and oil based media: L-60)
Inactive range I1 / I2 [mm] 30 / 10; (when set to oil and oil based media: 30 / 30)
Sampling rate [Hz] 4
Setting range
Set point SP [mm] ≥ 15…L-30
Note on setpoint SP
when set to oil and oil based media: 35…L-30
Reset point rP [mm] ≥ 10…L-35
Note on reset point rP
when set to oil and oil based media: 30…L-35
In steps of [mm] 5
Hysteresis [mm] > 5
Accuracy / deviations
Repeatability [mm] ± 5
Measuring error [mm] ± 7
Offset error [mm] 5
Resolution [mm] 1
Zero signal (voltage) [V] 0
Zero signal (current) [mA] 4.0
Full signal (voltage) [V] 10
Full signal (current) [mA] 20
Temperature drift per 10 K ± 0.2
Communication interface IO-Link
Transmission type COM2 (38,4 kBaud)
IO-Link revision 1.1
SDCI standard IEC 61131-9 CDV
Profiles no profile
SIO mode yes
Required master port type A
Process data analogue 1
Process data binary 1
Min. process cycle time [ms] 2.3
Supported DeviceIDs
Type of operation DeviceID
Default 0x0005F4
Operating conditions
Ambient temperature [°C] -25…60
Storage temperature [°C] -40…80
Protection IP 67
Tests / approvals
DIN EN 61000-6-2
DIN EN 61000-6-3 in a closed metal tank
DIN EN 61000-6-4 in plastic or open metal tanks
Shock resistance
DIN EN 60068-2-27 50 g (11 ms) / 25 g (6 ms) with reference rod 0.5 m
Vibration resistance
DIN EN 60068-2-6 5 g (10…2000 Hz) / 1 g (5…200 Hz) with reference rod 0.5 m
MTTF [years] 195
UL approval
UL Approval no. H00X
Mechanical data
Weight [g] 378.458
Materials stainless steel (1.4301 / 304); stainless steel (1.4404 / 316L); FKM; PBT; PC; PEI; TPE-V
Materials (wetted parts) stainless steel (1.4305 / 303); probe connection: stainless steel (1.4435 / 316L); PTFE; FKM; Sealing: NBR reinforced fibre
Process connection G 3/4 external thread
Displays / operating elements
Display unit 2 x LED, green
switching status 1 x LED, yellow
level alphanumeric display, 4-digit
parameter setting alphanumeric display, 4-digit
For high process temperatures: The temperature at the process connection is decisive. The actual medium temperature may be higher.
Pack quantity 1 pcs.
Electrical connection
Connection Connector: 1 x M12; coding: A; Contacts: gold-plated
Diagrams and graphs

Measurement deviation D at the limits of the active rod range


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