Labconco Logic+ A2 Technical Manual page 42

4. On the Password
[TIMER] [OK/MUTE]. If also installing a new airflow sensor, see Certifier
Password earlier in this section to enter the correct password to allow for zero-
point calibration of the airflow sensor.
PASSWORD
* * * * *
5. Use [UP] or
Note: The sash must be at operating height when pressing [OK/MUTE]. Access will
not be granted if the sash is closed.
Only shown on two
blower models
(A2 12-inch and C1)
Use [UP] or
[DOWN] increments the PWM signal sent to the blower by 0.5. It may take two
presses of the button to see the displayed PWM value change; however the
blower speed will adjust with each button press.
When the Instantaneous Blower rpm is within 15 rpm of the Average Blower rpm,
the blower speed has stabilized, and
next screen.
Screen, enter the password: is
[DOWN] to select Calibration. Press [OK/MUTE].
SUPPLY
CURRENT RPM = 1217
AVERAGE RPM = 1219
'OK' TO CONTINUE
[DOWN] to adjust the blower speed. Each single press of
[LIGHT] [UV LIGHT] [TIMER]
Password
Entered
58
[OK/MUTE] can be pressed to move to the
42
CONFIGURATION
CALIBRATION
Blower
PWM
Instantaneous
Blower RPM
'OK' displayed
when blower
speed stabilizes
[UP] or