BERTHOLD TECHNOLOGIES - Density Measurement with Uni-Probe LB 491
Manufactured by BERTHOLD TECHNOLOGIES
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The measuring system Uni-Probe LB 491 is used for the non-contacting measurement of density and concentration on liquids, slurries or bulk materials.
The measuring system Uni-Probe LB 491 is used for the non-contacting measurement of density and concentration on liquids, slurries or bulk materials. Connected to a velocity measurement, the Uni-Probe LB 491 can also be used for the online determination of mass flow.
The Uni-Probe LB 491 is a compact field device, combining both detector and evaluation in one single instrument. It provides interfaces for
HART
Profibus PA
Foundation Fieldbus
In addition the separate 4-20mA current output can always be used as alternative signal output.
The Uni-Probe LB 491 is a compact field device, combining both detector and evaluation in one single instrument. It provides interfaces for
In addition the separate 4-20mA current output can always be used as alternative signal output.
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General Specifications
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Additional Specifications
Power supply
100 ... 240 VAC, ±10%, 50 ... 60 Hz, 15 VA
24 VDC (18 ... 32 VDC), 15 W; 24 VAC + 10%/-15%,
50 ... 60 Hz, 15 VA
Cable connections
4 cable entries 3/4“ inch, NPT, sealed with dummy plugs Option: metric adapters and cable glands on request
Maximum cable length
3300 m (120 L)), 1600 m (250 L)), 800 m (500 L))
Wire cross section
0,5 ... 1,5 mm2
Housing material Stainless steel ISO 1.4301 / AISI 304
Water cooling Option, max. 6 bar