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Cole-Parmer TEL UK Air Flow Monitor for Fume Hoods, 30 to 400 FPM Monitoring Range
Monitors maintain accurate response even when using low-flow hood conditions. Alarms activate based on sustained low-flow condition. Use pushbuttons to set alarm and perform easy two-point calibration. Monitors will also indicate high sash condition (requires proximity switch, not included) with configurable time delay. Record hood performance using RS-232 connection to computer. Model 33556-50 features a horn alarm with green and red LED indicators. The graphic display model 33556-60 comes with an external velocity meter and shows current velocity in fpm with bar graph depiction of recent hood airflow performance; calibration instructions appear on screen. Choose model 33556-70 for its extra wide measurement range. It includes a remote velocity probe which can be installed in your ductwork for use with biosafety cabinets.
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