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NivoBob® - NB 3300 Electromechanical Lot System

Brand: UWT GmbH

Application Area

The NivoBob® NB 3300 electromechanical plumb bob sensor is used for continuous level measurement of separating layers in various tanks and settling basins.

The simple electromechanical measuring principle makes the NB 3300, in practice, the optimal sensor for these applications.

Its precise sensitivity can be adjusted to slurries and solids in liquids and can also be configured for use in corrosive media with increased resistance.
Features
  • Durable, simple and reliable measuring principle in interface layers
  • Brushless motor for many measuring cycles in short intervals
  • Sensitive and flexible adjustment to slurries and solids

Specifications

Brand

Measurement Pprinciple

  • Electromechanical Lot-Sensor

Measuring Task

  • Continuous Level Measurement
  • Interface Level Measurement

Version

  • Coated Rope Version
  • Version with Increased Corrosion Resistance

Medium

  • Solids

Mounting Position

  • Top
  • On a Socket

Ambient Temperature

  • -40°C … +60°C (-40 … +140°F)

Process Temperature

  • -40°C … +80°C (-40°F … +176°F)

Process Pressure

  • -0.5 bar … +1.7 bar (-7.3 psi … +25 psi)

Minimum Sensitivity

  • > 300 g/l (> 18 lbs/ft³)

Housing Type

  • Dual Chamber

Housing Material

  • Aluminum

Housing Protection Rating

  • IP66, Type 4

Flange Connection

  • ≥ 4" / ≥ DN100

Wetted Materials

  • Aluminum
  • Stainless Steel 1.4305 (303)
  • Stainless Steel 1.4301 (304)
  • Stainless Steel 1.4401 (316)
  • PVC

Mechanical Load

  • Standard Motor: 0.8 kN
  • Brushless Motor: 1 kN

Accuracy

  • 0.5% of max. range

Minimum Immersion Length

  • 377 mm (14.86")

Maximum Immersion Length

  • 1.422 m (4.8')

Power Supply

  • 98...253 VAC
  • 20...28 VDC

Signal Output

  • Relay
  • 0/4...20 mA
  • Modbus RTU
  • Profibus DP

Approvals

  • CE, General Purpose, ATEX, TR-CU, FM

Explosion Protection

  • Dust Ignitionproof (Ex t)

User Interface

  • LCD Display with Push Buttons

Optical Indicator

  • LED + Display

Adjustment Possibility

  • Adjustable Sensitivity
  • Self Diagnostics
  • Menu-Driven Quick Start
  • Volume Table

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

Documentation

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