Siemens SITRANS LR 300 Instruction Manual Page 63

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7ML19985CL02 SITRANS LR 300 – INSTRUCTION MANUAL Page 61
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Parameters
P054 Breakpoint Levels (F = – – – –)
When the tank shape is too complex for any of the pre-configured shapes, you can
specify the volume based on segment.
Enter up to 32 level breakpoints (where volume is known) if P050 = 9.
Entering a Level Breakpoint
1. Open parameter P054.
2. Enter a breakpoint in measurement units.
3. Match each breakpoint to the same index value for P055.
P055 Volume Breakpoints (Universal Volume Calculation)
(F = – – – –)
Each segment defined by the level breakpoints (P055) requires a volume to allow the
SITRANS LR 300 to make the level-to-volume calculations.
Typical volume calculations:
Entering a Volume Breakpoint
1. Open parameter P055.
2. For each index enter a volume.
3. Match each volume to the same index value for P054.
Secondary Index
Breakpoint
Values
Range: 0.0000 to 99999 in units
Related Parameters
P055 Volume Breakpoints (Universal Volume Calculation)
Secondary Index
Breakpoint
Values
Range: 0.0000 to 99999 in units
Pre-set: 0.0000
Related Parameters
P054 Volume Breakpoints (Universal Volume Calculation)
CylinderCone
V = πr
2
h
V = (1/3)πr
2
h
SITRANS LR 300.book Page 61 Monday, June 10, 2002 7:18 PM
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