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Continuous level sensor

LK0264A-A-00KQNKG/US

LK0022

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Technische Details
Application
Media hydrous coolants; mineral oils (dielectric constant < 3); water; media similar to water
Dielectric constant of the medium > 2
Cannot be used for media with separation layers (oil / water; oil / metal layer); acids and alkalis
Medium temperature [°C] 0...65; (For water and hydrous media with temperatures > 35 °C install the unit into a climatic tube.)
Tank pressure [bar] 0.5; (when mounting with mounting accessories: E43001 - E43007, E43019)
Electrical data
Operating voltage [V] 12...30 DC
Current consumption [mA] < 80
Protection class III
Reverse polarity protection yes
Power-on delay time [s] 3
Inputs / outputs
Number of inputs and outputs Number of digital outputs: 2
Outputs
Total number of outputs 2
Output signal switching signal
Electrical design NPN
Number of digital outputs 2
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
Short-circuit protection yes
Type of short-circuit protection pulsed
Overload protection yes
Measuring/setting range
Probe length L [mm] 264
Active range A [mm] 195
Inactive range I1 / I2 [mm] 53 / 15
Setting range
Set point SP [mm] 25...205
Reset point rP [mm] 20...200
In steps of [mm] 5
Hysteresis [mm] 5
Accuracy / deviations
Measuring error [% of the final value] ± 5
Repeatability ± 2
Software / programming
Adjustment of the switch point programming button
Operating conditions
Ambient temperature [°C] 0...60
Storage temperature [°C] -25...80
Protection IP 67
Tests / approvals
EMC
EN 61000-4-2 ESD 4 kV CD / 8 kV AD
EN 61000-4-3 HF radiated 10 V/m
EN 61000-4-4 Burst 2 kV
EN 61000-4-5 Surge 500 V / 1 kV
EN 61000-4-6 HF conducted 10 V
Shock resistance
12 g
Vibration resistance
2.5 g
Mechanical data
Dimensions [mm] Ø 16
Materials EPDM/X; FKM; brass Optalloy-plated; NBR; PA; PBT; PC; PP
Materials (wetted parts) PP
Displays / operating elements
Display
switching status 2 x LED, red
function display 7-segment LED display
measured values 7-segment LED display
Remarks
Pack quantity 1 pcs.
Electrical connection
Connection Connector: 1 x M12; Contacts: gold-plated
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — LK0022-00 — 14.11.2012 —