Endress+Hauser Waterpilot FMX21, Operating Instructions Manual

Page: 62 / 144

Commissioning Waterpilot FMX21
62 Hauser
Prerequisite:
• The tank can be filled or emptied. The linearization characteristic must rise or fall
continuously.
• The "Level" measuring mode has been selected.
• A level calibration has been performed.
• For a description of the parameters mentioned, see the "Description of device
parameters" section →  88.
L
WARNING
Changing the measuring mode affects the span (URV)
This situation can result in product overflow.
‣
If the measuring mode is changed, the setting for the span (URV) must be checked in
the "Setup" operating menu and readjusted if necessary.
3.5
0 3.0
V
[m ]
3
h
[m]
0
A0018843
h
[m]
3.5
0
0 3.0
V
[m
3
]
A0031098
V
[m ]
3
20
4
0 3.5
I
[mA]
A0031031
1. Select the "Semiautom. entry" option via the "Lin. mode" parameter.
 Menu path: Setup → Extended setup → Linearization → Lin. mode
2. Via the parameter select "Unit after lin." e.g. m 3
.
 Menu path: Setup → Extended setup → Linearization → Unit after lin.
3. Fill the tank to the height of the 1st point.
4. The following options are available:
 Enter the number of the point in the table using the "Line-numb" parameter e.g.
1.
Menu path: Setup → Extended setup → Linearization → Line-numb
The current level is displayed via the "X-value" parameter.
Menu path: Setup → Extended setup → Linearization → X-val
Using the "Y-val." parameter, enter the corresponding volume value, here 0 m³ for
example, and confirm the value.
Menu path: Setup → Extended setup → Linearization → Y-val
5. To enter another point in the table, continue filling the tank and select the "Next
point" option via the "Edit table" parameter. Enter the next point as explained in Step
4.
 Menu path: Setup → Extended setup → Linearization → Edit table
6. Once all the points have been entered in the table, select the "Activate table" option
via the "Lin. mode" parameter.
 Menu path: Setup → Extended setup → Linearization → Lin. mode