ifm Electronic LK3122 Elektronischer Füllstandsensor

Product characteristics

• Number of inputs and outputs: Number of digital outputs: 1; Number of analogue outputs: 1
• Factory setting: hydrous coolants; water; media similar to water
• Probe length L [mm]: 264

Application

• Special feature: Gold-plated contacts
• Media: hydrous coolants; oils; oil-based media; water; media similar to water
• Dielectric constant of the medium: > 2
• Cannot be used for: extremely conductive media; adhering media; granulates; bulk material; acids; alkali; food and electroplating industry
• Maximum speed of the change of level [mm/s]: 100
• Tank pressure [bar]: 0.5; (when mounting with mounting accessories: E43001 - E43007, E43019)
Coolants
• Medium temperature [°C]: 0...35; (with climatic tube E43100: 35...65 °C)
Oil
• Medium temperature [°C]: 0...70
• Medium temperature short time [°C]: 0...90; (< 1 h)
Water
• Medium temperature [°C]: 0...35; (with climatic tube E43100: 35...65 °C)

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: capacitive

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]: 200
• Number of analogue outputs: 1
• Analogue current output [mA]: 4...20, invertible
• Max. load [Ω]: 500
• Analogue voltage out