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RFnivo® - RF 8100 Capacitive Sensors

Brand: UWT GmbH
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Application Area

The capacitance level detector RFnivo® RF 8100 is used in storage and process vessels as a full, demand and empty detector in all liquids from a DK value of 1.5.

It can generally be used at process temperatures up to +200 °C and process overpressure up to 35 bar.

Its "Active Shield" function ensures reliable functionality within applications with adhering material.
Features
  • Reliable measurement results even with viscous, adhesive medium due to "Active Shield" technology
  • "Inverse Frequency Shift" technology ensures precise measurement results
  • Maintenance-free sensor
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Application Area

The capacitance level detector RFnivo® RF 8100 is used in storage and process vessels as a full, demand and empty detector in all liquids from a DK value of 1.5.

It can generally be used at process temperatures up to +200 °C and process overpressure up to 35 bar.

Its "Active Shield" function ensures reliable functionality within applications with adhering material.
Features
  • Reliable measurement results even with viscous, adhesive medium due to "Active Shield" technology
  • "Inverse Frequency Shift" technology ensures precise measurement results
  • Maintenance-free sensor
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Specifications

Brand

Measurement Pprinciple

  • Capacitive

Measuring Task

  • Point Level Measurement
  • Interface Level Measurement

Version

  • Rod Version
  • Rope Version

Medium

  • Liquids

Mounting Position

  • Top
  • Horizontal
  • Angled
  • On a Socket

Ambient Temperature

  • -40°C … +85°C (-40 … +185°F)

Process Temperature

  • -40°C … +200°C (-40 … +392°F)

Process Pressure

  • -1 bar … +35 bar (-14.5 psi … +511 psi)

Minimum Sensitivity

  • DK ≥ 1.5

Housing Type

  • Flameproof

Housing Material

  • Aluminium

Housing Protection Rating

  • IP68, Type 4

Threaded Connection

  • ≥ G ¾"
  • ≥ R ¾"
  • ≥ NPT ¾"

Flange Connection

  • ≥ DN25 / ≥ 1"

Wetted Materials

  • Stainless Steel 1.4404 (316L)
  • PEEK
  • FKM
  • FFKM
  • PFA

Mechanical Load

  • Rod: 15 Nm

Minimum Immersion Length

  • Rod: 455 mm (17.91")
  • Rope: 605 mm (17.91")

Maximum Immersion Length

  • Rod: 1.4 m (4.71')
  • Rope: 25.4 m (83.4')

Power Supply

  • Universal Voltage (12...250 VDC/ VAC)
  • 12...30 VDC

Signal Output

  • Relay SPDT
  • Transistor
  • Profibus PA

Approvals

  • CE, General purpose, ATEX, INMETRO, FM, CSA

Explosion Protection

  • Dust Ignition-proof (Ex t)
  • Intrinsic Safe (Ex i)
  • Explosion Proof/ Flame Proof (Ex d)

Ship Approval

  • Lloyds

Overfill Protection

  • WHG

User Interface

  • LCD Display with Push Buttons
  • PACTware (DTM)
  • DIP Switches + Potentiometer

Optical Indicator

  • LED + Display

Adjustment Possibility

  • Adjutable Sensitivity
  • Adjustable Output Delay
  • Adjustable Switching Point
  • Adjustable Hysteresis
  • Switchable Logic (Fail Safe High - Fail Safe Low)
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Applications

  • Chemicals
  • Power
  • Metal
  • Building, Cement & Quarry
  • Food & Beverage
  • Animal Feed
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Documentation

Certificates

Instruction Manuals

Product Configuration Technical Notes

Product Information Sheets

Spare Parts and Accessories

Technical Informations

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