Siemens SITRANS L Operating Instructions Manual page 57

Technical data and dimensions
12.1 Technical data
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 deviation through electromagnetic interference
•
•
•
Characteristics and performance data
Measuring frequency
Measuring cycle time
Step response time
Beam angle
Dielectric constant
a
With operating voltage U
b
Time span after a sudden distance change from 1 m to 5 m until the output signal reaches 90 % of the
final value for the first time (IEC 61298-2). Valid with operating voltage U
c
Outside the specified beam angle, the energy level of the radar signal is 50% (-3 dB) less.
Ambient conditions
Ambient temperature
Storage and transport temperature
Mechanical environmental conditions
Vibrations (oscillations)
Impacts (mechanical shock)
Impact resistance
Process conditions
For the process conditions, please also note the specifications on the nameplate. The lowest value
(amount) always applies.
Process temperature
Process pressure
50
According to NAMUR NE 21
According to EN 61326-1
According to IACS E10 (shipbuilding)/
IEC 60945
a
b
c
≥ 24 V DC
B
< 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
W-band (80 GHz technology)
≤ 250 ms
≤ 3 s
8°
> 1.6
≥ 24 V DC.
B
-40 ... +60 °C (-40 ... +140 °F)
-40 ... +80 °C (-40 ... +176 °F)
Class 4M8 acc. to IEC 60271-3-4 (5 g at
4 ... 200 Hz)
Class 6M4 acc. to IEC 60271-3-6 (50 g, 2.3 ms)
IK07 acc. to IEC 62262
-40 ... +60 °C (-40 ... +140 °F)
-1 ... 3 bar (-100 ... 200 kPa/-14.5 ... 43.51 psig)
Operating Instructions, 10/2021, 62705-76-01
SITRANS LR100