LR2050
Continuous level sensor (guided wave radar)
LR0000B-ER34AKSKG/US
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — LR2050-01 — 30.11.2022 —
For high process temperatures: The temperature at the process
connection is decisive. The actual medium temperature may be higher.
1 alphanumeric display 4-digit
2 LEDs Display unit / switching status
3 programming buttons
4 Sealing
5 additional sealing for use with coaxial pipe
A active range
I1 /
I2
inactive ranges
Product characteristics
Number of inputs and outputs
Number of digital outputs: 1; Number of analogue outputs: 1
Probe length L [mm]
150...2000
Process connection
G 3/4 external thread
LR2050
Continuous level sensor (guided wave radar)
LR0000B-ER34AKSKG/US
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — LR2050-01 — 30.11.2022 —
Application
Special feature
Gold-plated contacts
Media
Liquids; oil-based media; hydrous media
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
Process temperature [°C]
-20...100; (see note under remarks)
Pressure rating [bar]
16
Vacuum resistance [mbar]
-1000
MAWP (for applications
according to CRN)
[bar]
16
Electrical data
Operating voltage [V]
18...30 DC
Current consumption [mA]
< 50
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
Outputs
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]
150; (200 (...60 °C))
Number of analogue outputs
1
Analogue current output [mA]
4...20, invertible; (scalable)
Max. load [Ω]
500
Short-circuit protection
yes
Type of short-circuit
protection
pulsed
Overload protection
yes
Measuring/setting range
Probe length L [mm]
150...2000
Active range A [mm]
L-40 (L-60); (when set to oil and oil based media)
Inactive range I1 / I2 [mm]
30 / 10 (30); (when set to oil and oil based media)
Sampling rate [Hz]
4
LR2050
Continuous level sensor (guided wave radar)
LR0000B-ER34AKSKG/US
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — LR2050-01 — 30.11.2022 —
Setting range
Set point SP [mm]
≥ 15 (35) / ≤ L-30
Note on setpoint SP when set to oil and oil based media
Reset point rP [mm]
≥ 10 (30) / ≤ L-35
Note on reset point rP when set to oil and oil based media
In steps of [mm]
1
Hysteresis [mm]
> 5
Accuracy / deviations
Measuring error [mm]
± 7
Offset error [mm]
5
Resolution [mm]
1
Zero signal (current) [mA]
4.0
Full signal (current) [mA]
20
Temperature drift per 10 K
± 0.2 %
Interfaces
Communication interface
IO-Link
Transmission type
COM2 (38,4 kBaud)
IO-Link revision
1.1
SDCI standard
IEC 61131-9
Profiles
Smart Sensor: Process Data Variable; Device Identification, Device Diagnosis
SIO mode
yes
Required master port type
A
Process data analogue
1
Process data binary
2
Min. process cycle time [ms]
2.3
Supported DeviceIDs
Type of operation DeviceID
Default 479
Operating conditions
Ambient temperature [°C]
-40...80
Storage temperature [°C]
-40...100
Protection
IP 68; IP 69K
Tests / approvals
EMC
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) / 20 g (6 ms)
with reference rod 0.5 m
Vibration resistance
DIN EN 60068-2-6
20 g (10...2000 Hz) / 1 g (5...200
Hz) with reference rod 0.5 m
MTTF [years]
216
Mechanical data
Weight [g]
364.2
Materials
stainless steel (1.4404 / 316L); PEI; PFA; PBT; FKM
Materials (wetted parts)
stainless steel (1.4404 / 316L); stainless steel (1.4435 / 316L); PTFE; FKM
Process connection
G 3/4 external thread
LR2050
Continuous level sensor (guided wave radar)
LR0000B-ER34AKSKG/US
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — LR2050-01 — 30.11.2022 —
Displays / operating elements
Display
Display unit 3 x LED, green
switching status 2 x LED, yellow
level alphanumeric display, 4-digit
parameter setting alphanumeric display, 4-digit
Remarks
Notes
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
Connector: 1 x M12; coding: A; Contacts: gold-plated
Connection
OUT1: switching output IO-Link
OUT2: switching output analogue output
colours to DIN EN 60947-5-2
Core colours :
BK = black
BN = brown
BU = blue
WH = white
LR2050
Continuous level sensor (guided wave radar)
LR0000B-ER34AKSKG/US
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — LR2050-01 — 30.11.2022 —
Diagrams and graphs
Measurement deviation D at the
limits of the active rod range
