Sper scientific 850020 User manual

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Bluetooth®
Anemometer
850020
Instruction Manual

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TABLE OF CONTENTS
INTRODUCTION..........................................3
PANEL DESCRIPTION................................4
MEASUREMENT PROCEDURES...............5
BACKLIGHT.................................................6
HOLD FUNCTION........................................6
MAX/MIN FUNCTION...................................6
AUTO POWER OFF.....................................7
BLUETOOTH COMMUNICATIONS.............8
BATTERY REPLACEMENT.......................11
SPECIFICATIONS......................................12
OPTIONAL ACCESSORIES......................13
WARRANTY...............................................16

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INTRODUCTION
Sper Scientic’s Bluetooth® Anemometer
Meter is small, light, and simple to use.
Simultaneously displays air temperature in
°C or °F, and air velocity in 5 units of mea-
sure, on the meter’s large 1-½” high backlit
display. Features minimum and maximum
hold (peak), data hold and moving average
functions. The meter o󰀨ers the convenience
of Bluetooth® for wireless communication
with free iOS and Android Apps. Results can
also be remotely viewed on your smart-
phone in real time, saved and exported. This
enables the meter to be used as a remote
wireless probe and as a datalogger. Comes
ready to use with instructions, tripod screw,
and a 9V battery.

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1.
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5.
7.
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PANEL DESCRIPTION
1. Anemometer Vane
2. LCD Display
3. HOLD/ button
4. MAX/MIN button
5. Power button
6. Range selection
7. Bluetooth button

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MEASUREMENT PROCEDURES
1. Turn the meter on/o󰀨 by pressing the
POWER button.
2. Airspeed will appear in large digits on the
lower display and temperature in smaller
digits on the upper display.
3. Hold the red button down for 2 seconds to
toggle between temperature readings in °C
and °F.
4. Press the red button to toggle between
m/s, ft/min, km/h, MPH, knots.

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BACKLIGHT
Press for 2 seconds to turn the illuminated
display on/o󰀨.
HOLD FUNCTION
With the meter on, press the HOLD button to
display “HOLD” and the last reading. Press
HOLD again to exit this function.
MAX/MIN FUNCTION
Max/Min readings are continually updated as
soon as you enter the Max/Min mode. These
readings are reset when you exit the Max/ Min
mode, or when the meter is turned o󰀨.
1. Press the MAX/MIN button once to display
“MAX” and the maximum (peak) recorded
airow. The display will be updated only
when the max (peak) is exceeded.

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2. Press the MAX/MIN button again to display
“MIN” and the minimum airow. The dis-
play will be updated only on reaching a
lower airow.
3. Press the MAX/MIN button again to view
a moving average of airow since you rst
entered Max/Min mode.
4. Press the MAX/MIN button again to exit
Max/Min mode. The current reading is now
displayed and continually updated.
AUTO POWER OFF
1. If no buttons are pushed for about 10 min-
utes, the meter will automatically turn o󰀨.
2. While the meter is on, press the power
button for 2 seconds to override Auto Power
O󰀨: disappears from the display indicat-
ing that Auto Power O󰀨 is disabled.
Note…The meter defaults to Auto Power O󰀨
each time it is turned on.

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BLUETOOTH®COMMUNICATION
Download and pairing
1. Download the iOS or Android “Meterbox
Pro” APP to your smartphone.
2. Press the button on the meter to activate
Bluetooth®.
3. Press “Connect Device” on the APP.
4. Now choose “850020” from the device list
that now appears. The meter will immedi-
ately begin displaying a real time graph of
your meter’s readings.
Saving your results
5. To begin recording data press the red
button on screen. You will now be asked to
name and save the le. The data will now
start recording. Press the red button again
to stop recording.

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Viewing saved Data
6. Press < at the top of the screen to view
saved data. Next, choose “Files” at the
bottom of the screen, then choose the le
you wish to view. A graph of the entire
record will now appear. Press on the
lower right to see the data including
recording times, maximum, minimum and
average readings.
7. (saved data le graph) enables you to
add notes and photos to your data le.
8. Press at the top of the screen to export
the data for to your computer for further
analysis or storage.

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Settings
Alarms: Insert your Hi and Low values and
turn the alarm switch on.
Recording: Choose your test sample rate
and duration.

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BATTERY REPLACEMENT
• Turn o󰀨 the meter when is displayed.
• Open the battery compartment and insert a
fresh 9V battery.
• Replace the cover.

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Display ½” high digits, 4-digit LCD, display
updates every 0.5 seconds.
Sensor Air velocity sensor
NTC-type precision thermistor.
Operating
Altitude
7000’ (2000 meters) maximum
Operating
Environment
32-122°F (0°C - 50°C)
<80% RH
Storage
Environment
14 to 140°F (-10 to 60°C)
<80% RH
Low Battery will ash when battery voltage
drops below 7.2V. When battery
voltage drops below 6.5V the backlight
and will ash twice and the meter
will auto power o󰀨.
Dimension 8 x 2” x 1-½” (213 x 54 x 36 mm)
Weight 6 oz (172 g)
SPECIFICATIONS
Airspeed Range Resolution Accuracy
Airspeed m/s 1.10~25.00 m/s 0.01 m/s +/-(3%+0.30 m/s)
Airspeed km/h 4.0~90.0 km/h 0.1 km/h +/-(3%+1.0 km/h)
Airspeed ft/min 220~4920 ft/min 1 ft/min +/-(3%+40 ft/min)
Airspeed mph 2.5~56.0 mph 0.1 mph +/-(3%+0.4 mph)
Airspeed knots 2.2~48.0 knots 0.1 knots +/-(3%+0.4 knots)

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OPTIONAL ACCESSORIES
840093 Field Tripod
850020V Replacement Anemometer Vane

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NOTES

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NOTES

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WARRANTY
Sper Scientic warrants this product against
defects in materials and workmanship for one
(1) year from the date of purchase, and
agrees to repair or replace any defective unit
without charge. If your model has since been
discontinued, an equivalent Sper Scientic
product will be substituted if available. This
warranty does not cover damage resulting
from accident, misuse, or abuse of the product.
To obtain warranty service, ship the unit
postage prepaid to:
SPER SCIENTIFIC LTD,
8281 E. Evans Rd., Suite 103
Scottsdale, AZ 85260
[phone]
The defective unit must be accompanied
by a description of the problem and your
return address. Register your product online
at www.sperwarranty.com within 10 days
of purchase.
8/19/2020