Commissioning
Batch Controller RA33
30
Hauser
6.2.5
Batch controller with mass calculation
In addition to performing volume correction for mineral oils, the mass of any medium can also be
calculated. If this function is enabled, then the volume is converted to mass and the counter and
preset counter are also available in the selected mass units.
a0014373-en
Fig. 28:
Batch controller with mass calculation
Input signals:
Flow, (pulse input or current input)
Density (current input)
Output signals:
Valve control (relay or open collector)
Pump control (analog output, relay or open collector)
Required settings:
a.
Flow input: Enter pulse value or measuring range of the 0/4 to 20 mA input.
b.
Set the product group to "User-defined".
c.
Select the type of density measurement: The "Operating density" is set to "Measured" since a
density meter is used in this application example.
d.
Set the "The result is" parameter to "Mass" to enable the calculation of the mass.
e.
Valve control: Set the choice of filling stages to 1-stage. Assign the selected output to control
the filling stage.
Display variables:
Preset counter (mass), batch counter (mass), volume flow, daily, monthly and annual counters and
totalizer for batched quantity, number of batches.
