Siemens LC 500, Sitrans instruction manual Appendix E, Larger tank, dimensions in feet, 7.32 ⋅

Models: Sitrans

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Larger tank, dimensions in feet:

Appendix E

After calibration:

12.7pF 0% 4 mA or 20 mA

25.4pF 100% 20 mA or 4 mA

Larger tank, dimensions in feet:

Cair

= ε

air

 

7.32 ⋅

4.5

 

 

 

pF = 16.6pF

 

 

 

 

 

Log----------------------------------

(

60

 

)-

 

 

 

 

 

0.63

 

 

 

Coil

= ε

oil

 

 

7.32 ⋅

 

4.5

 

 

pF = 33.2pF

 

 

 

 

 

 

Log----------------------------------

(

60

)-

 

 

 

 

 

0.63

 

 

 

 

For this slightly larger tank, the capacitance ranges from 16.6 pF for 0% (probe in air) to 33.2 pF for 100% (tank filled with oil).

After calibration:

16.6pF 0% 4 mA or 20 mA

33.2pF 100% 20 mA or 4 mA

SITRANS LC

500

d = 0.63”

60”

(5.0ft)

6” (0.5ft)

L = 54” (4.5ft)

Page 92

SITRANS LC 500 – INSTRUCTION MANUAL

7ML19985GE01

Page 98
Image 98
Siemens LC 500, Sitrans instruction manual Appendix E, Larger tank, dimensions in feet, 7.32 ⋅