Casella Apex2 Manuel de terrain - Page 3

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Apex2

Calibrate the pump

Always calibrate the pump at the sampling flow rate for greatest accuracy.

Note: If using a filter with a small pore size or if operating at a high flow rate,

which results in a high back pressure, it may take the pump a little longer to

stabilise when adjusting the calibrated value.

1. Attach a sampling head or flow tube or other flow-measuring device to

the pump's inlet nozzle.

2. Navigate to CALIBRATE.

3. Press

4. Press

speed until the meter flow rate and the pump flow rate match.

5. Press

Start/stop a sampling run

Ensure your pump is calibrated, set to the correct flow rate and you have reset

the accumulated data if necessary.

To start a sampling run:

1. Turn on the pump.

2. Press

The following screens should be visible.

To stop or pause a sampling run:



Press

to start the test.

to change the pump

to stop the test.

for 3 seconds.