Electromechanical lot system
NivoBob® - NB 4100
 
						
											 
						
											 
						
											 
						
											 
						
											 
						
											Application area
The electromechanical plumb bob sensors NivoBob® NB 4100 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 granulates or bulk solids with a low DK value, the NB 4100 works perfectly.
Technical Data
| Measurement principle | Electromechanical Lot-Sensor | 
|---|---|
| Measuring task | Continuous level measurement | 
| Version | 
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| Medium | Solids | 
| Mounting position | 
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| Ambient temperature | -40°C … +60°C (-40°F … +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 | Aluminium | 
| Housing protection rating | IP66, Type 4 | 
| Threaded connection | 
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| Flange connection | 
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| Hygienic fittings | — | 
| Wetted materials | 
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| Mechanical load | standard motor: 0,8 kN | 
| Accuracy | 1.5% of max. range | 
| Min. immersion length | 245 mm (9.6″) | 
| Max. immersion length | 1,265 m (4.18′) | 
| Power supply | 
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| Signal output | 
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| Approvals | 
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| Explosion protection | Dust Ignitionproof (Ex t) | 
| Hygienic / Pharma | — | 
| Ship approval | — | 
| Overfill protection | — | 
| SIL qualification | — | 
| Further approvals | — | 
| User Interface | LCD Display with push buttons | 
| Optical indicator | LED + Display | 
| Adjustment possibility | 
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