Siemens SITRANS L Series Operating Instructions Manual page 54

Deviation (according to DIN EN 60770-1)
Deviation with liquids
Non-repeatability
Deviation with bulk
solids
a
Already included in the meas. deviation
Process reference conditions according to DIN EN 61298-1
Temperature
Relative humidity
Air pressure
Installation reference conditions
Distance to installa-
tions
Reflector
False reflections
Variables influencing measurement accuracy
Specifications apply to the digital measured value
Specifications apply also to the current output
Temperature drift -
Digital output
Temperature drift -
Current output
Deviation in the cur-
rent output due to dig-
ital/analogue conver-
sion
Additional deviation through electromagnetic interference
According to NAMUR
NE 21
According to
EN 61326-1
According to
IACS E10 (shipbuild-
ing)/IEC 60945
Characteristics and performance data
Measuring frequency
Measuring cycle time
Step response time
SITRANS LR110
Operating Instructions, 01/2020, A5E49829006
≤ 2 mm (meas. distance > 0.25 m/0.8202 ft)
a
≤ 2 mm
The values depend to a great extent on the application. Binding specifica-
tions are thus not possible.
+18 ... +30 °C (+64 ... +86 °F)
45 ... 75 %
860 ... 1060 mbar/86 ... 106 kPa (12.5 ... 15.4 psig)
> 200 mm (7.874 in)
Flat plate reflector
Biggest false signal, 20 dB smaller than the useful signal
< 3 mm/10 K, max. 10 mm
< 0.03 %/10 K or max. 0.3 % relating to the 16.7 mA span
< 15 µA
< 80 µA
None
< 250 µA
W-band (80 GHz technology)
a
≤ 250 ms
b
≤ 3 s
Technical data and dimensions
13.1 Technical data
49