Page 18 210-PMTXM Issue L www.skcltd.com
Operating the Pocket Pump in Constant Flow Mode
2) Setting and Calibrating the Pump Flow Rate
Ensure that the pump is set to Constant Flow mode and that the battery is fully charged.
Set up the sample train as specified in the sampling method and connect to the pump air inlet port. Connect
a suitable calibrated flowmeter (such as a chek-mate or rotameter) to the inlet of the sample train.
Press [
] to start the pump running.
Press . The LCD screen will show the flow rate setting screen with ‘SET’
flashing.
Use the and buttons to set the required flow rate in millilitres per minute on the
LCD screen.
When the required flow rate is set press the button to display the flow rate adjust
screen, with ‘ADJ’ flashing.
Observe the indicated flow rate reading of the flowmeter. Use the and buttons to
adjust the pump flow rate up or down, to precisely calibrate the required flow rate.
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