Owner manual

1.4 Events / actions

Safe airflow

• Meter reading above warning level ( e.g. > 90fpm )

• Green LED on

Warning airflow

• Meter reads between warning level and air fail level ( e.g. > 80fpm and < 90fpm )

• Amber LED on

Low airflow

• Meter reads below alarm level for longer than the warning to low air delay time

• AIR FAIL toggles on / off with display

• Red LED on ( Flashing )

• Audible alarm sounds -- can be muted via Enter pushbutton

• Low air relay operates ( if configured )

Reset : -- when airflow rises 4fpm above Low air level for longer than the low air to

warning air delay time the Low air alarm resets automatically

High airflow

If configured :-

• High Air toggles on / off with display

• Audible alarm sounds – can be muted via Enter pushbutton)

Audible alarm Mute

• When the audible alarm is muted via the Enter button - an Icon ( horn with forward slash) is

shown on the display.

Sash High

• When the input configured as Sash High is activated

• Amber LED on

• Sash High – toggles on / off with velocity display

• Audible alarm sounds

• Audible can be muted via Enter pushbutton -- this silences the alarm and initiates a repeat

timer ( if configured ). After the delay time the alarm re-sounds ( and can be re-muted).

During this time the Amber LED flashes on / off.

• Sash High relay operates ( if configured )

Reset when Sash lowered to safe position and input de-activated.