Siemens SITRANS LR200 7ML5422, Руководство по эксплуатации

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SITRANS LR200 with mA/HART
Operating Instructions, 05/2019, A5E32337676-AE
53
①
Sensor reference point
⑤
Low calibration point
②
0.5 m
⑥
5 m
③
Vent hole
⑦
High calibration point
④
50 mm I.D.
Parameter
type
Parameter no./name Options/Values Function
Quick start
wizard
Material (1.2.) LIQUID LOW
DK
Response Rate (1.3.) MED Medium =1 m/minute
Units (1.4.) M meters
Operating Mode (1.5.) LEVEL Level is reported as Volume when a
vessel shape is selected.
Low Calibration Point (1.6.) 5 5 m (16.5 ft)
High Calibration Point (1.7.) 0.5 0.5 m (1.64 ft)
Apply? (Apply changes)
(1.8.)
YES Transfers Quick Start settings to
device.
Independent
parameters
Propagation factor (2.8.3.)
(Page 111)
1)
0.990 P.F. for a 50 mm (1.96") I.D. stillpipe
Position detect (2.8.4.2.)
(Page 112)
HYBRID
CLEF range (2.8.4.4.)
(Page 112)
1)
4.3 4.3 m (14.10 ft)
1) The recommended values for the propagation factor and for CLEF range are dependent on the
stillpipe diameter. Refer to the next table for values.
6.2.2.5 Propagation factor/Stillpipe diameter
Nominal Pipe
Size
1)
40 mm (1.5”) 50 mm (2”) 80 mm (3”) 100 mm (4”)
Propagation Fac-
tor
0.9828 0.990 0.991 0.9965
CLEF Range
(2.8.4.4.) settings
Low Cal Pt. – 700
mm
Low Cal Pt. – 700
mm
Low Cal Pt. –
1000 mm
Low Cal Pt. –
1000 mm
1)
Since pipe dimensions may vary slightly, the propagation factor may also vary.