TEL AFA4000/2, Installation And Operating Manual

Page: 33 / 177

AFA4000/2 Airflow Monitor / p.33
•
When the Auto Open feature is enabled, the sash
automatically drives to the mid-position when the
user is present.
•
There is a time delay following user detection.
•
When the Auto Lock feature is enabled and a Sash
Lock position has been calibrated, the Auto Close
feature is disabled and the sash locks in its current
position when the sash is raised to the Sash Lock
position or higher. This facilitates loading the Fume
Cupboard.
Method C – 3 Positions
•
The bottom, mid and top positions are calibrated.
•
The sash automatically drives to the bottom position,
when the user is not present.
• Press the Down pushbutton to drive the sash to the
bottom position, when the user is present.
•
Press the Up pushbutton to drive the sash to the
next calibrated position, when the user is present.
•
When the Tiptronic feature is enabled, manually tip
the sash upwards and the sash will drive to the next
calibrated position.
•
Manually tip the sash downwards and the sash will
drive to the bottom position.
• When the Auto Open feature is enabled, the user is
present and the sash is lower than the mid position,
the sash automatically drives to the mid-position.
• There is a time delay following user detection.
•
When the Auto Lock feature is enabled and a Sash
Lock position has been calibrated, the Auto Close
feature is disabled and the sash locks in its current
position when the sash is raised to the Sash Lock
position or higher. This facilitates loading the Fume
Cupboard.