Level measurement

48 Continuous level measurement in liquids

4. Instrument selection within the measuring principle

Radar – process industry

Measuring range in dependence on the type of tank, process conditions and medium for Micropilot FMR53/FMR54

Storage tank 1) Calm surface

Buffer tank 1) Agitated surface

tube or rare free filling from above)

mixing jets)

C

Horn/antenna diameter

FMR53

Rod antenna

—

Rod antenna

—

200mm/8" 250mm/10"

200mm/8" 250mm/10"

FMR54

150mm/6"

150mm/6"

Measuring range in m/ft

Media group A: B: C: D:

B

C

D

B C D

B C D

B C D

5/ 16

7.5/ 25

7.5/ 25

10/ 32

10/ 32

10/ 32

12.5/ 41

15/ 49

15/ 49

20/ 65

20/ 65

20/ 65

1) For media group A use stilling well (20m/65ft). 2)