Labconco Protecto Ech Filtered Fume Hoods 183 Series 8' - Manuel (Page 115)

Chapter 7: Accessorizing the Protector Echo
Product Service 1-800-522-7658 109
Original instructions
Installing Optional Guardian™ Digital
Airflow Monitor or Optional Guardian™
Airflow Monitor
The optional Guardian Airflow Monitors continuously monitor face velocity
through the fume hood opening. The fume hood left corner post is factory
prepared to mount either monitor. Note: The airflow monitor cannot be switched
on/off but the digital air monitor audio alarm can be permanently muted if so
desired.
Optional Guardian™ Airflow Monitors
Sense and alert the operator to low airflow conditions. From the monitor’s face plate, the user
can easily select and calibrate a set point between 30 and 250 fpm using a velocity meter and a
screwdriver. Audible/visual alarms. Includes night set back, external alarm and alarm mute
functions. Flush-mount design on Protector Echo Filtered Hoods.
Optional Guardian™ Digital Airflow Monitors
Guardian Digital Airflow Monitor senses and alerts the operator to low airflow conditions. LCD
displays actual airflow in fpm or m/sec. Audible/visual alarm alerts the user to sustained low
velocity condition. Calibration instructions displayed on LCD. Each monitor also includes a
temperature-compensated sensor, external alarm, night setback and alarm mute functions.
Flush-mount design on Protector Echo Filtered Hoods. Contact Labconco for optional RS-485
port for Modbus** RTU communications.
Protector Echo Filtered Hood
Protector Echo Filtered Hood
Protector Echo Filtered Hood
Protector Echo Filtered Hood