Auto Power Off; Error Message Display; Useful Equations And Conversions; Cubic Equations - Amprobe TMA10A User Manual

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AUTO POWER OFF

The TMA10A Anemometer turns off automatically after 20 minutes to
conserve battery power. Press the ON/OFF and HOLD buttons to disable
the Auto Power Off feature.

ERROR MESSAGE DISPLAY

If the sensor is not connected to the meter or if the sensor is inoperable,
the meter beeps, the error message "E6" appears on the display, and the
meter shuts down. Connect the sensor or return the meter and sensor for
repair.

USEFUL EQUATIONS AND CONVERSIONS

Cubic Equations

CFM (ft3/min) = Air Velocity (ft/min) x Area (ft2)
CMS (m3/sec) = Air Velocity (m/sec) x Area (m2)

Units Conversion Table

m/s ft/min knots
1 m/s 1 196.87 1.944
1 ft/min 0.00508 1 0.00987
1 knot 0.5144 101.27 1
1 km/h 0.2778 54.69 0.54
1 MPH 0.4464 87.89 0.8679

REPLACING THE BATTERY

Replace the 9 V battery when the display is flashing or there is no display.
1. Remove the Phillips head screw on the battery compartment cover.
2. Lift off the rear battery compartment cover.
3. Replace the 9 V battery and secure the battery compartment cover.
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km/h MPH
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0.01829 0.01138
1.8519 1.1523
1 0.6222
1.6071 1
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