SKC Limited AirChek 3000 Deluxe Pump Operating Instructions - Manual (Page 25)

www.skcltd.com 210-3311M Issue E Page 23
User Interface Level One
8. Press the button twice to display the ‘End’ screen.
9. Press [ ] to exit to RUN mode. The pump will now maintain the calibrated flow
rate to within ±5%.
10. Press [ ] to switch to HOLD mode. Before commencing sampling it is
recommended to reset the accumulated run time data. Refer to User Interface
Level Two 7) on page 37.
2) Setting and Automatic Calibration of the Pump Flow Rate Using CalChek
The optional CalChek Communicator cable provides direct communication between the AirChek 3000 pump
and a Defender primary calibrator. This communication enables automatic adjustment and calibration of the
pump flow rate. Refer to the Accessories Table on pages 49 - 51 for Defender and CalChek accessory part
numbers.
Note: Do not perform a calibration until the pump has remained at ambient temperature for at least 2 hours.
1. Set up the sample train as specified in the sampling method and connect to the pump air inlet port.
Connect the Defender primary flow calibrator air outlet port to the inlet of the sample train. Connect the
CalChek Communicator cable between the serial interface (RS-232) port on the rear of the Defender
primary calibrator and the PC interface socket on the rear of the AirChek 3000 pump.