Operation
External On/Off via Release input
32
Stepper Motor-driven Diaphragm Dosing Pump
MEMDOS SMART LB
© Lutz-Jesco GmbH 2014
Operating Instructions
BA-10100-02-V02
11.1.2.1 Delete calibration
1.
Disconnect the dosing pump from the power supply.
2.
Set the stroke frequency to 0 %.
3.
Connect the power supply to the dosing pump and set the stroke
frequency to 100 % within 5 s after 1 s.
4.
Set the stroke frequency to 0 % within 5 s after 1 s.
5.
Set the stroke frequency to 100 % within 5 s after 1 s.
The Power LED and the Alarm LED are lit permanently.
6.
Disconnect the dosing pump from the power supply.
Calibration deleted.
11.2 External On/Off via Release input
The MEMDOS SMART LB dosing pump can be started or stopped via an
open or closed switching contact at the release input.
11.2.1 Starting the dosing pump
Close the switching contact on the Release input.
Dosing pump has started.
11.2.2 Stopping the dosing pump
Open the switching contact on the Release input.
Dosing pump has stopped.
11.3 Decommissioning the dosing pump
Perform the following working steps:
1.
Unplug the dosing pump's mains plug from the power supply.
2.
Disconnect all electrical connections.
3.
Depressurize all the hydraulic parts in the system.
4.
Unplug all the hydraulic connections on the dosing pump.
5.
Empty the dosing head.
6.
Remove any residual dosing medium from the dosing head by
flushing the system with a washing agent. Ensure that the washing
agent is compatible with the dosing medium.
Dosing pump is decommissioned.
11.4 Shutting down in an emergency
In an emergency, you must immediately disconnect the dosing pump
from the mains supply or activate the Emergency Stop switch
installed in the system.
Depending on the type of incident, you must depressurized the
hydraulic connections or locked to prevent dosing medium from
escaping.
You must follow the safety data sheet of the dosing medium.
11.5 Storage
Storing the dosing pump correctly extends its service life. You should
avoid negative influences like extreme temperatures, high humidity,
dust, chemicals, etc.
Ensure ideal storage conditions where possible:
the storage place must be cold, dry, dust-free and generously venti-
lated,
Temperatures b 2 °C and + 40 °C (with PP and PVDF
dosing heads, b 2 °C and + 60 °C),
Relative humidity must not exceed 90%.
