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An important consideration
in operating a laboratory is proper and safe air flowing through the fume
hood. This is stated in terms of face velocity, or the speed (velocity)
of air passing from the room through the front (face) of the fume hood
and out the exhaust system.
The AirGard® 335 is a flush mount fume hood monitor best suited to new installations. It features an audible and visual alarm as well as an LCD analogue bargraph or digital readout of the flow rate, allowing remote monitoring of hood performance. . |
| Display | 50-250 fpm (0.35-1.25 m/s) user selectable |
| Alarm Range | 50-250 fpm (0.36-1.25 m/s) |
| Accuracy | ±10% of set point or 10 fpm, whichever is greater. |
| Alarm Delay | User configurable through menu |
| Output | Relay |
| Alarm Indications | Red LED for alarm, yellow LED for marginal and green LED for normal and audible alarm (85 dB @ 10cm) |
| Operating Temperature | 55-86°F (12-30°C) |
| Calibration | Two Point Field Calibration |
| Power Requirement | 9-30V AC/DC |
| Dimensions | Front Face: 5.25"L x 3"W x 0.5"D (13.3
x 7.6 x 1.59 cm)
Rear Enclosure: 3"L x 2.0"W x 0.5"D (7.62 x 5.08 x 1.27 cm) |
| Part Numbers | 670-385-000 |
Phone: 604-254-9622
Fax: 604-254-3123
e-mail: info@johnsherman.com