Labconco Guardian 1000 Digital Airflow Monitor - Manual (Page 10)

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2.1 Quick Start Installation
Follow the instructions below for installing and commissioning the unit. :-
1. Fit the alarm to the Fume Hood using the cut-out details provided with the unit
--- see page 12
2. Fit the airflow sensor to the Fume Hood using the cut out and installation details provided
--- see page 12 ,13 & 14
3. Connect the ‘telephone style’ airflow sensor plug-in cable to the sensor and the back of
the alarm unit --- see typical connection diagram on page 15 & 16
4. Plug in the power adapter to a Mains AC power socket and connect the flying lead to the
alarm unit --- see typical connection diagram on page 15 & 16
5. Power up the unit and wait at least 30 secs while the sensor temperature stabilises.
6. If the unit has not been calibrated the unit will display ‘ Requires setup ’ – press ENTER
to continue and in the Main Menu use the +/- buttons on the alarm facia select ‘ SETUP ‘
and then press the ENTER button.
7. In the Setup Menu select ‘CALIBRATION’ and press the ENTER button
8. At this stage you will be requested to enter the PASSWORD. Use the +/- buttons to
select the individual digits in turn and then press ENTER.
If the password is correct the unit will go to the calibration mode. If the password is not
correct you will be requested to try again --- on the third wrong password entry the
calibration menu will lock out for 10 mins
9. When in the calibration mode follow the instructions on the display screen to carry out the
calibration of the unit. See ‘Calibration Notes’ below for hints on successful calibration.
When the calibration is complete the unit will return to the Main Menu.
10. Use the +/- buttons on the alarm facia select ‘ RUN ’ and then press the ENTER button.
The unit will now function and display the measured Fume Hood face velocity