Siemens SITRANS LH100 Compact Operating Instructions page 28

Technical specifications
Measuring accuracy (according to EN 60770-2)
● 0 ...3 mH O (0...9 ftH
2 2
0...0.3 bar)
● for all other measuring
ranges
Effect of ambient temperature
Zero point and measuring
range
● 3 mH2O (9 ftH2O and 0.3
bar)
● 4 ... 6 mH O (12 ...
2
18 ftH O) or 0.4...0.6 bar)
2
● ≥ 6 mH O (≥ 18 ftH
2
0.6 bar)
Long-term stability
Zero point and measuring
range
● 3 mH2O (9 ftH2O and 0.3
bar)
● 4 ... 6 mH O (12 ...
2
18 ftH O) or 0.4...0.6 bar)
2
● ≥ 6 mH O (≥ 18 ftH
2
0.6 bar)
Effect of auxiliary power supply
Rated conditions
Installation conditions
Ambient conditions
● Ambient temperature
– Altitude
– Relative humidity
Note
Storage temperature
● Degree of protection
according to EN 60529
● Electromagnetic
compatibility
Interference emission and inter‐
ference immunity
Process medium conditions
● Process medium
temperature
28
0.5% of full-scale value (typical)
O or
0.3% of full-scale value (typical)
0.5% / 10K of full-scale value
0.45% /10 K of full-scale value
O or ≥ 0.3% / 10 K of full-scale value
2
0.4% / 10K of full-scale value per year
0.25% of full-scale value/year
0.2% of full-scale value/year
O or ≥
2
In percent per change in voltage
0.01% per 1 V
-10 ... +80 °C (-4 ... +176 °F)
Max. 2 000 m mean sea level
Use a suitable power supply at an altitude of more than 2 000 m above sea level.
0 ... 100%
Observe the temperature class in hazardous areas.
-40 ... +80 °C (-40 ... +176 °F)
IP68
To EN 61326-1 and EN 61326-2-3
-10 ... +80 °C (-4 ... +176 °F)
SITRANS LH100 Transmitter for Hydrostatic Level
Compact Operating Instructions, 01/2019, A5E32588610-AA