Home > Products > Level gauges > UWT capacitive level sensor RFnivo® – RF 3300
Fields of application
The capacitive limit level sensor RFnivo® RF 3300 is designed for measuring the level of bulk materials in storage and process vessels. It operates at temperatures up to +500 °C and pressures up to 10 bar. The Active Shield function ensures accuracy despite material buildup.
Features
Suitable for high temperature operation
Unattended for all bulk materials
Plug and play switch with no calibration required
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SPECIFICATIONS
AVAILABLE MODELS
DOCUMENTS
SPECIFICATIONS
Measuring principle
Capacitive
Total length L (in mm)
"L" = Active Probe length L1 + Inactive extension length L2 + 220mm
Measuring task
Point level measurement
Version
Rod version
Rope version
Version with inactive extension
Remote version
Medium
Solids
Mounting position
Top
Horizontal
Angled (in the cone)
In down Pipes
on a Socket
Ambient temperature
-40°C … 70°C (-40°F … 158°F)
Process temperature
-40°C … +500°C (-40°F … +932°F)
Process pressure
-1 bar … +10 bar (-14.5 psi … +145 psi)
Minimum sensitivity
DC ≥ 1.6
Housing type
Standart
Flameproof
Increased safety
Housing material
Aluminium
Plastics (PA6)
Housing protection rating
IP67
NEMA Type 4X
Threaded connection
≥ G 1 1/4"
≥ NPT 1 1/4"
Flange connection
≥ DN100
≥ 2"
Hygienic fittings
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Wetted materials
Stainless steel 1.4301 (304)
Stainless steel 1.4305 (303)
Stainless steel 1.4404 (316L)
Stainless steel 1.4401 (316)
Ceramic
Graphite
Accuracy
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Mechanical load
Rod: 525 Nm (active part: 20 Nm)
Rope: 10 kN
Min. immersion length
Rod: 240 mm (9.5")
Rope: 490 mm (19.3")
Max. immersion length
Pole: 2.44 m (8.01')
Rope: 21.94 m (71.12')
Power supply
Universal voltage (21...230V DC/ AC)
Signal output
Relay DPDT
Certificates
CE
General purpose
ATEX
IEC-Ex
TR-CU
FM
FMc
Ex markings
Ext
Ex d
From
Hygienic / Pharma
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Ship approval
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Overfill protection
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SIL qualification
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Further approvals
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User Interface
LCD Display with push buttons
Optical indicator
LED + Display
Features
Adjustable sensitivity
Adjustable output delay
Adjustable switching point
Adjustable hysteresis
Self diagnostics
DOCUMENTS
Product Configuration - Technical Notes
Product information sheet
Spare Parts and Accessories
Technical information