Model EZ30 Version 1.1 04/06 4
Maintenance
Battery Replacement
When the battery power falls low, the low battery icon
will appear on the LCD. Replace
the 9V battery by removing the Phillips screw on the battery compartment door and
accessing the battery compartment. Ensure that the compartment cover is securely
fastened when finished.
Cleaning and Storage
Wipe the meter and vane with a damp cloth as needed. Do not apply abrasive, solvents, or
other cleaners to the surface of the meter or vane. Store with the battery removed and
avoid extreme temperature and humidity.
Specifications
Circuit description Custom LSI microprocessor design
Display Dual function 9999 count LCD display
Measurement units m/s, km/h, ft/min, knots , mph, Temperature:
o
C/
o
F
Data hold Freezes reading on the display
Sensor Structure Air velocity sensor: Conventional twisted vane arm with low-
friction ball-bearing
Temperature sensor: Type K
Memory Recall Record and Recall Maximum/Minimum (MAX/MIN) readings
Auto Power off After 15 minutes with disable feature
Operating Temperature 32 °F to 122 °F (0 °C to 50 °C)
Operating Humidity Max. 80% RH
Power Supply 9V battery
Power Consumption Approx. 8.3mA DC
Weight 7.4 oz (210g)
Dimensions Main instrument: 6.42 x 1.77 x1.34” (163 x 45 x 34mm)
Sensor Head: 0.7” (17.8 mm) diameter
Air Velocity Range Specifications
Measurement Range Resolution Accuracy
(% of reading)
ft/min (feet per minute) 80 - 5900 ft/min 1 ft/min ± (3% + 40 ft/min)
m/s (meters per second) 0.40 - 30.00 m/s 0.01 m/s ± (3% + 0.20 m/sec)
km/h (kilometers per hour) 1.4 - 108.0 km/h 0.1 km/h ± (3% + 0.8 km/hr)
mph (miles per hour) 0.9 - 67.0 mph 0.1 mph ± (3% + 0.4 mph)
knots (nautical miles per hour) 0.8 - 58.0 knots 0.1 knots ± (3% + 0.4 knots)
Temperature Range Specifications
Range Resolution Accuracy
32
o
F to 122
o
F (0
o
C to 50
o
C) 0.1
o
F (0.1
o
C) ± 4.0
o
F (2
o
C)
