Siemens SITRANS LR560 Operating Instructions Manual page 208
Radar transmitters
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Also See for SITRANS LR560:
- Quick start manual (270 pages) ,
- Operating instructions manual (222 pages) ,
- Compact operating instructions (66 pages)
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Echo Lock Window
a window centered on an echo in order to locate and display the echo's position and true
reading. Echoes outside the window are not immediately processed.
Echo Marker
a marker that points to the processed echo.
Echo Processing
the process by which the radar unit determines echoes.
Echo Profile
a graphical display of a processed echo.
Echo Strength
describes the strength of the selected echo in dB referred to 1 μV rms.
false echo
any echo which is not the echo from the desired target. Generally, false echoes are created
by vessel obstructions.
frequency
the number of periods occurring per unit time. Frequency may be stated in cycles per
second.
HART
Highway Addressable Remote Transducer. An open communication protocol used to
address field instruments.
Hertz (Hz):
unit of frequency, one cycle per second. 1 Gigahertz (GHz) is equal to 10
inductance
the property of an electric circuit by virtue of which a varying current induces an
electromotive force in that circuit or in a neighboring circuit. The unit is a Henry.
local display interface (LDI)
the removable LCD display with push buttons
LR560 (PROFIBUS PA)
Operating Instructions, 06/2018, A5E34648471-AE
Glossary
Hz.
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207
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Troubleshooting
