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Sensor for point level detection

LI0273--K-00KNPKG/US

LI5142

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List Price without Tax in ARS

  • For the reliable point level monitoring in tanks and containers
  • Detection of minimum level, leakage or overflow of tanks
  • Easy empty and full adjustment by pressing just one pushbutton
  • Suitable for water, oils and coolants
  • User-friendly setting of the requested immersion depth of the sensor
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Technische Details
Application
Media hydrous coolants; oils; water; media similar to water
Dielectric constant of the medium > 1,8
Recommended media hydrous coolants; oils; water; media similar to water
Cannot be used for granulates; bulk material; acids; alkali
Tank pressure [bar] -0.5...0.5; (when mounting with mounting accessories: E43001 - E43007, E43019)
Oil
Medium temperature [°C] 0...65
Medium temperature short time [°C] 0...80
Water
Medium temperature [°C] 0...35; (LI5142 + E43100: 0...65; For water and hydrous media with temperatures > 35 °C install the unit into a climatic tube.)
Electrical data
Operating voltage [V] 10...36 DC
Current consumption [mA] 22; (24 V)
Protection class III
Reverse polarity protection yes
Inputs / outputs
Number of inputs and outputs Number of digital outputs: 1
Outputs
Total number of outputs 1
Output signal switching signal
Electrical design PNP
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
Short-circuit protection yes
Type of short-circuit protection pulsed
Overload protection yes
Measuring/setting range
Probe length L [mm] 273
Active range A [mm] 31
Operating conditions
Ambient temperature [°C] -25...80
Protection IP 65; IP 67
Tests / approvals
EMC
EN 61000-6-2 : 2005 + Corr. 2005
EN 61000-6-4 : 2007
Shock resistance
DIN EN 60068-2-29 12 g (11 ms)
Vibration resistance
DIN EN 60068-2-6 5 g (10...2000 Hz)
MTTF [years] 608
Mechanical data
Weight [g] 175.5
Dimensions [mm] Ø 16
Materials PP-GF30; TPE-U
Materials (wetted parts) PP
Displays / operating elements
Display
operation LED, green
switching status LED, yellow
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 — LI5142-00 — 14.11.2012 —