KROHNE OPTISOUND 3010C 2wire EN User Manual
Page 10
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1
2
Fig. 3: Min. distance to the max. level
1
Dead zone
2
Reference plane
Information:
If the product reaches the transducer, buildup can form on it
over a period of time and later cause measurement errors.
1
3
2
100%
0%
Fig. 4: Measuring range (operating range) and max. measuring distance
1
full
2
empty (max. measuring distance)
3
Measuring range
Gauge pressure in the vessel does not influence OPTISOUND
3010 C. Low pressure or vacuum, however, damp the
ultrasonic pulses. This influences the measuring result,
particularly if the level is very low. With pressures under -
0.2 bar (-20 kPa) you should use a different measuring
principle, e.g. radar or guided radar (TDR).
Pressure/Vacuum
10
OPTISOUND 3010 C - 4 … 20 mA/HART
Mounting
30503
-EN
-050914
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