Labconco Bulk Powder Stations 3962622 - Manual (Page 31)

Chapter 6: Maintaining Your Enclosure
Product Service 1-800-522-7658 27
CALIBRATION CONFIG MENU SETTINGS
DISPLAY UNITS OFF
LOW AIR ALARM SEE CHART ABOVE – LOW AIR ALARM
LOW AIR CUTOFF OFF
LOW AIR CUTOFF SEE CHART ABOVE – LOW AIR ALARM
WARNING AIR ALARM SEE CHART ABOVE – LOW CALIBRATION SET
POINT
WARNING AIR RESET 3 FPM
HIGH AIR ALARM OFF
HIGH AIR ALARM SEE CHART ABOVE – HIGH CALIBRATION
LOWER AIR SAMPLE FLUCTUATIONS 3%
HIGHER AIR SAMPLE FLUCTUATIONS 3%
LOWER/HIGHER AIR SAMPLE
DIFFERENCE
10 FPM
WARN TO ALARM AIR TIME 10 SECONDS
ALARM TO WARN AIR TIME 3 SECOND
SHOW AIR FLOW ON
SHOW TIME LINE OFF = DISPLAYS
BAR GRAPH OFF
AUDIBLE ALARM ENABLED
SENSOR DIFFERENCE 2%
5.
To complete the CAL CONFIG, be sure to enter “DONE”. You are
returned to the Main Menu.
Calibrate Alarm
1.
Scroll to CALIBRATE and hit ENTER.
2.
The PASSWORD MENU displays (The Password is 0000). Press the
ENTER button repeatedly until the next menu is displayed.
3.
Adjust the speed of the fan until the low airflow velocity is reached. Use
your thermal anemometer readings to determine the low air velocity.
4.
Enter the value of your low airflow velocity using your +/- scroll keys. Be
sure the front panel is installed, if so equipped. Step out of the way, wait
approximately 30 seconds for air currents to settle and hit ENTER. The
airflow alarm will sample the airflow.
5.
Adjust the speed of the fan until the high airflow velocity is reached using
the readings from the thermal anemometer. Then re-install the front panel,
if so equipped.
6.
Enter the value of your high airflow velocities. Step out of the way, wait
approximately 30 seconds for air currents to settle and hit ENTER. The
airflow alarm will sample the airflow.
7.
The set up menu is displayed. Select DONE and hit ENTER.
8.
The main menu will be displayed. Select RUN and hit ENTER.
You have successfully configured and calibrated your Guardian 1000 Digital
Airflow Monitor.