Siemens SITRANS LVL200E Gebrauchsanweisung - Seite 30
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9 Supplement
Influence of the process pressure to the switching point
4
3
Fig. 28: Influence of the process pressure to the switching point
1
Shifting of the switching point in mm (in)
2
Process pressure in bar (psig)
3
Switching point at reference conditions (notch)
4
Tuning fork
Repeatability
Hysteresis
Switching delay
Frequency
Ambient conditions
Ambient temperature on the housing
Storage and transport temperature
Process conditions
Measured variable
Process pressure
SITRANS LVL200E of 316L/Hastelloy C22
(2.4602)
Process temperature (thread or flange tem-
perature) with temperature adapter (option)
SITRANS LVL200E of 316L/Hastelloy
-
C22 (2.4602)
30
1
10
(
")
25
/
64
8
(
")
5
/
16
6
(
")
15
/
64
4
(
")
5
/
32
2
(
")
5
/
64
0
-2
(
")
-5
/
64
-4
(
")
-5
/
32
-6
(
")
-15
/
64
-8
(
")
-5
/
16
-10
(
")
-25
/
64
12
(174,1)
SITRANS LVL200E - CONTACTLESS ELECTRONIC SWITCH
25
38
(362,6)
(551,1)
0.1 mm (0.004 in)
approx. 2 mm (0.08 in) with vertical installation
approx. 500 ms (on/off)
approx. 1200 Hz
-40 ... +70 °C (-40 ... +158 °F)
-40 ... +80 °C (-40 ... +176 °F)
Limit level of liquids
-1 ... 64 bar (-14.5 ... 928 psig) depending on the
process fitting, e.g. flange (see following diagrams)
-50 ... +150 °C (-58 ... +302 °F)
-50 ... +250 °C (-58 ... +482 °F)
2
51
64
(739,7)
(928,2)