Description
Application Area
The electromechanical plumb bob sensors NivoBob® NB 4200 is used for continuous level measurement in bulk storage silos of various applications.
The simple electromechanical measuring method makes it a reliable all-rounder, approved in the practical use in almost all bulk solids.
Especially in dusty, sticky or low DK bulk materials the NB 4200 works perfectly.
Features- Durable, simple and reliable measuring principle up to 30 m measuring range
- Integrated belt cleaner for applications in dusty and sticking bulk materials
- Very cost-effective level sensor in bulk solids
Specifications
Specifications
Brand
Measurement Pprinciple
- Electromechanical Lot-Sensor
Measuring Task
- Continuous Level Measurement
Version
- Tape Version
- Version with Aiming Flange
Medium
- Solids
Mounting Position
- Top
- Angled (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
- -0.2 bar … +0.2 bar (-3.0 psi … +3.0 psi)
Minimum Sensitivity
- > 300 g/l (> 18 lbs/ft³)
Housing Type
- Dual Chamber
Housing Material
- Aluminum
Housing Protection Rating
- IP66, Type 4
Threaded Connection
- ≥ R 1½"
- ≥ NPT 1½"
Flange Connection
- ≥ 2" / ≥ DN100
Wetted Materials
- Aluminum
- Stainless Steel 1.4301 (304)
- Stainless Steel 1.4310 (301)
- Stainless Steel 1.4305 (303)
- PVC
- PA
Mechanical Load
- Standard Motor: 0.8 kN
Accuracy
- 1% of max. range
Minimum Immersion Length
- 390 mm (15.3")
Maximum Immersion Length
- 1.41 m (4.75')
Power Supply
- 20...28 VDC
- 115 VAC
- 230 VAC
Signal Output
- 4...20 mA
- Relay
- 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
- Self Diagnostics
- Menu-Driven Quick Start
- Volume Table
Applications
Documentation
Documentation
Certificates
- ATEX - European Approval For Use In Explosive Environments (Atmosphère Explosible) - English pdf 638 KB
- ATEX - European Approval For Use In Explosive Environments (Atmosphère Explosible) - German pdf 643 KB
- CE - European Manufacturer Approval For Use In Non-Explosive Environments (European Community) - English pdf 64 KB
- CE - European Manufacturer Approval For Use In Non-Explosive Environments (European Community) - French pdf 64 KB
- CE - European Manufacturer Approval For Use In Non-Explosive Environments (European Community) - German pdf 64 KB
- FM Approved - North American Approval For Use In Explosive And Non-Explosive Environments (Factory Mutual) - English pdf 58 KB
- TR-CU / EAC-Ex - Russian Declaration Of Conformity - Russian pdf 7.6 MB
- TR-CU-GP Solids over 50V - Russian Declaration Of Conformity - Russian pdf 1.2 MB
- TR-CU-GP Solids up to 50V - Russian Declaration Of Conformity - Russian pdf 1.2 MB
Product Configuration Technical Notes
- Product Configuration - Technical Notes - English pdf 578 KB
- Product Configuration - Technical Notes - French pdf 578 KB
- Product Configuration - Technical Notes - German pdf 586 KB
- Product Configuration - Technical Notes - Portuguese pdf 592 KB
- Product Configuration - Technical Notes - Russian pdf 559 KB
- Product Configuration - Technical Notes - Spanish pdf 585 KB