TEL AFA 500 Airflow Monitor Fume Hood Alarm – used
Item in good condition. Item powers on and alarm sounds.
- Safe LED – Green LED (Not flashing) will be displayed if the airflow is greater than the Low air alarm point.
- Alarm LED – Red LED (Not flashing) will be displayed if the airflow is lower than the Low air alarm point.
- Sash High – Red LED (Flashing) will be displayed when the Sash is raised above the max safe working opening.
- Audible Alarm — the Audible alarm will sound (can be muted) in the Air Fail and the Sash High alarm condition
- Night Set-back — when the Night Setback input is activated the Audible alarm will be muted and the Green LED will flash on/off.
cs – R1 A1 P84