Burkert 8756, Operating Instructions Manual

Page: 51 / 88

Type 8756
Setting and operation
english 51
The product status indicator flashes.
Go to
Sensor > Parameter > Advanced > Limit on low cutoff
Set the cut-off limit in the range that is displayed.
The cut-off limit is set.
8.2.4 Flush bubbles from the pipe (MFC with
pump)
To make sure that there are no bubbles in the pipe, do the follow-
ing procedure:
Fill the pipe as described in the chapter Fill the pipe without
damaging the pump (MFC with pump) [
}
52] .
Connect the product to the Bürkert Communicator software.
Refer to chapter:
Connect the product to the Bürkert Com-
municator software [
}
53]
In the Bürkert Communicator software, select the product.
Go to
Controller > Set-point value source > Choose Open-
loop control mode
WARNING!
Risk of injury from flowing fluid.
While the procedure is running, the mass flow rate value can be
higher than the nominal flow rate value.
▶ Before running the procedure, make sure that no danger can
occur if the mass flow rate value increases.
The product status indicator is orange.
A check-function event is generated.
Go to Actuator > Actuating variable
Set 50% > wait for 5 seconds > set 0% > wait for 5 seconds.
Set 60% > wait for 5 seconds > set 0% > wait for 5 seconds..
If the product still detects bubbles in the pipe, then contact
Bürkert.
Go to
Controller > Set-point value source > Choose Auto-
matic
The product operates normally.
8.2.5 Flush bubbles from the pipe (MFC with
proportional valve)
To make sure that there are no bubbles in the pipe, do the follow-
ing procedure:
Make sure that the product is filled with fluid.
Connect the product to the Bürkert Communicator software.
Refer to chapter:
Connect the product to the Bürkert Com-
municator software [
}
53]
In the Bürkert Communicator software, select the product.
Go to
Controller > Set-point value source > Choose Open-
loop control mode
WARNING!
Risk of injury from flowing fluid.
While the procedure is running, the mass flow rate value can be
higher than the nominal flow rate value.
▶ Before running the procedure, make sure that no danger can
occur if the mass flow rate value increases.