Siemens SITRANS L Operating Instructions Manual page 106

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Fulfilled HART specification
Further information on Manufacturer ID, Device
ID, Device Revision
a
Default values can be assigned individually.
Deviation (according to DIN EN 60770-1)
Process reference conditions according to DIN EN 61298-1
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Installation reference conditions
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Deviation with liquids
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Non-repeatability
Deviation with bulk solids
a
Already included in the meas. deviation
Variables influencing measurement accuracy
Specifications apply to the digital measured value
Temperature drift - Digital value
Specifications apply also to the current output
Temperature drift - Current output
Deviation in the current output due to digital/
analogue conversion
Additional measurement deviation through electromagnetic interference
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SITRANS LR150
Operating Instructions, 10/2022, 62711-76-01, A5E50352155
SV (Secondary Value)
TV (Third Value)
QV (Fourth Value)
Temperature
Relative humidity
Air pressure
Distance to installations
Reflector
False reflections
Measuring distance > 0.25 m/0.8202 ft
Measuring distance ≤ 0.25 m/0.8202 ft
a
According to NAMUR NE 21
According to EN 61326-1
According to IACS E10 (shipbuilding)/
IEC 60945
Technical data and dimensions
Distance
Measurement reliability
Electronics temperature
7.0
See website of FieldComm Group
+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
≤ 2 mm
≤ 10 mm
≤ 2 mm
The values depend to a great extent on the
application. Binding specifications are thus not
possible.
< 3 mm/10 K, max. 5 mm
< 0.03 %/10 K or max. 0.3 % relating to the
16.7 mA span
< 15 µA
< 80 µA
None
< 250 µA
15.1 Technical data
97