4 CONFIGURATION
4.3.3. Dosage proportional to a pulse duration («EXT.[T]» Option)
This option enables the initiation of a dosage quantity which is proportional to the time
during which binary data input IN1 is enabled. The following prompts are displayed in the
principal menu during the dosage operation.
Totalizer
display
Batch controller 8025
Fig. 4.1 Example of electrical connection
«ALARM» prompt during dosage operation: dosage problem (see § 5.1.).
During dosage of the selected quantity, it is possible to display the flow rate, to pause, to
reset or to stop the operation; however, these facilities are only possible by using the
keypad. (see § 4.3.4. and § 4.3.5)
4.3.4. Display of flow rate and the initial preset quantity during the dosage.
To display the values of the flow rate and of the initial preset quantity during the dosage
operation it is only necessary to press the
irrespective of the dosage option chosen.
Countdown of the
dosage operation
in progress
221
L
2885 L
Activation time
proportional to
dosage quantity
1 2 3 4 5 6 7 8 9 10 11
Initial preset quantity
250
L
2 s.
BATCH CONTROLLER 8025
Countup of the
quantity to batch
38
1
+
-
Supply
12..30Vdc
key briefly. This is a useful facility
Flow rate
2.34 L/S
2 s.
Automatic refresh after 2 sec.
E-29-
L
Volume selection
LED