Heidolph 036150010, Operating Instructions Manual

Page: 69 / 102

71
Operation
Set direction of rotation
To set/reverse the direction of rotation, follow these steps:
➜ Make sure the pump is switched on and running at idle speed (no rotation).
➜ Use the [reversing] button to select the desired direction of rotation of the pump
head (clockwise/counter-clockwise, observe the direction arrows on the device).
– The indicator (LED) shows the actual direction of rotation.
Before changing the direction of rotation, the rotation movement
must be stopped with the [rotation on/off] button. An acoustic
warning signal sounds when the [reversing] button is actuated
while the pump is in operation.
Start/stop pump operation
➜ Make sure that all operating parameters are correctly set.
➜ Press the [rotation on/off] button to start or stop pump operation.
– When switched on, the pushbutton indicator lights up.
In the event of a power interruption, the pump is switched off.
When the power is restored, the [rotation on/off] button LED
flashes.
Press the button twice to restart the pump (LED lights up).
Interval dosing
To activate the interval dosing function, follow these steps:
➜ Make sure the pump is switched on and running at idle speed (no rotation).
➜ Define a dosing volume (see section „Operational parameters“ auf Seite 69).
➜ Define the pause time (see section „Operational parameters“ auf Seite 69).
➜ After confirming the pause time, press the [Select] button repeatedly until the
[Vol ml]
and the
[Pause sec/min/h]
indicators light up simultaneously.
– In this state, the interval dosing is active.
– The display alternately shows the volume pumped and the elapsed pause time.