ifm Electronic LW2720 Kontinuierlicher Füllstandsensor

Product characteristics

• Number of inputs and outputs: Number of digital outputs: 1; Number of analogue outputs: 1
• Process connection: G 1 Aseptoflex Vario

Application

• Special feature: Gold-plated contacts
• Dielectric constant of the medium: ≥ 2
• Recommended media: water; hydrous media
• Medium temperature [°C]: -40...150; (see diagram:)
• Maximum speed of the change of level [mm/s]: 200
• Pressure rating [bar]: 8
• Note on pressure rating: 0 bar at medium temperature < - 20 C
• Vacuum resistance [mbar]: -1000
• MAWP (for applications according to CRN) [bar]: 8
• Radio approval for: EU/RED; United Kingdom; South Korea; USA; Canada; Australia; New Zealand; Vietnam; Singapore
• Note on radio approval: The list of countries applying the European Radio Equipment Directive 2014/53/EU (RED) can be found under “Downloads”.

Electrical data

• Operating voltage [V]: 18...30 DC
• Current consumption [mA]: < 80
• Protection class: III
• Reverse polarity protection: yes
• Power-on delay time [s]: < 15
• Measuring principle: FMCW (80 GHz technology); frequency range 77 - 81 Hz

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; (2 parameterisable)
• Output function: normally open / normally closed; (parameterisable)
• Max. voltage drop switching output DC [V]: 2.5
• Permanent current rating of switching output DC [mA]: 50
• Number of analogue outputs: 1
• Analogue current output [mA]: 4...20, invertible; (scalable)
• Max. load [Ω]: 43,5 * (Ub – 18) + 600 Ω
• Short-circuit protection: yes
• Type