19
Operation
Calibrating and Sampling with Bags
Requires Twin Port Pocket Pump Cat. No. 210-1002A
Calibration
Before use, allow the pump to equilibrate after moving it from one temperature
extreme to another.
1. Ensure the pump is set in Constant Flow mode (
see pages 12 and 13
).
2. Use tubing to connect a primary standard calibrator to the pump inlet.
3. Press [
] to RUN the pump.
4. Press
(security code) within 10 seconds. The word
SET
will flash on
the LCD.
5. The LCD will display the flow rate set from the last sample taken. If you do not
wish to change the flow rate, go to Step 7.
6. Press
or
to change the flow rate to the desired setting as shown on the
LCD.
7. Press
.
ADJ
will appear on the LCD. The pump flow rate can now be
calibrated using a calibrator.
See reminder below.
8. When the flow rate reading appears on the calibrator, press the
or
buttons
on the pump keypad to adjust the flow up or down until the
calibrator
displays
the desired flow rate.
Twin port Pocket Pump
sampling train with bag
Outlet
(exhaust)
Inlet
When calibrating, the flow rate displayed on the calibrator will change as a
result of this adjustment, not the flow rate displayed on the pump.