Sper scientific 850004 User manual

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Bluetooth®
Light Meter
850004
Instruction Manual

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

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INTRODUCTION
Sper Scientic’s Bluetooth® Light Meter is
small, light, and simple to use with results
displayed on the meter’s large 1-½” backlit
display. Choose readings in lux or foot-can-
dles. Features a bar graph display, minimum
and maximum hold (peak) and data hold
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. N.I.S.T. traceable certi-
cate of compliance available.

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PANEL DESCRIPTION
1. Photo Diode
2. LCD Display
3. HOLD/ button
4. MAX/MIN button
5. Power button
6. Range (Lux/FC) button
7. Bluetooth button

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MEASUREMENT PROCEDURES
1. Turn the meter on/o󰀨 by pressing the
POWER button.
2. Face the photo detector towards the light
source you wish to measure.
SELECT LUX / FOOT CANDLES
Press the red button for 2 seconds to toggle
between Lux and Foot Candle Ranges.
SELECT MEASURMENT RANGE
Press the red button to select auto range or
manual range.
If “OL” (over range) appears on the display,
while in the manual range mode, select high-
er ranges until “OL’ disappears.

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Press the red button repeatedly to choose
from the following measurement ranges:
Lux: 400, >4k, >40k, 400k
FC: 40, >400, 4k
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󰀨.

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1. Press the MAX/MIN button once to display
“MAX” and the maximum (peak) recorded
light reading. The display will be updated
only when the max (peak) level is exceeded.
2. Press the MAX/MIN button again to display
“MIN” and the minimum light reading. The
display will be updated only on reaching
lower readings.
3. 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 “850004” 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:
1. Select Instrument Type: Environmental
Meter.
2. Press Next then Choose Function and
select your alarm parameter.
3. Insert your Hi and Low alarm values.
4. Repeat steps 3 & 4 for additional alarm
parameters you wish to set for your meter.
5. Use the Alarm switch at the bottom to
enable / disable the alarm for the parameter
shown. Use the Allow Alarm switch at the
top to enable / disable alarms on all
parameters.
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.
SPECTRAL SENSITIVITY CHARACTERISTIC
The Photo diode and lters conform very
closely to the spectral sensitivity character-
istics of C.I.E. (International Commission on
Illumination) photo curve V.

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SPECIFICATIONS
Display ½” high digits, 4-digit LCD
Range Resolution
400 Lux 0.1
4000 Lux 1
40.00 KLux 10 Lux (0.01 KLux)
40 FC 0.01
400 FC 0.1
4000 FC 1
Accuracy +/- 5% rdg +/- 10 digits (<2500 Lux)
+/- 10% rdg +/- 10 digits (<2500 Lux)
Operating
Environment
32 to 104°F (0 to 40°C)
10 to 80% RH
Storage
Environment
14-140°F (-10°C - 50°C)
0 to 80% RH
Power One 9V Battery
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 7 ¼” x 2” x 1 ½” (185 x 54 x 36 mm)

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OPTIONAL ACCESSORIES
840093 Field Tripod

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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