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ed.lhatsws@ofni:liaM-EdiehcsmeR79824-D
Instruction Manual
BGS technic KG
Bandwirkerstr. 3
42929 Wermelskirchen
Tel.: 02196 720480
Fax.: 02196 7204820
www.bgstechnic.com
© BGS technic KG, Copying and further use not allowed
4. MEASURING PROCEDURE
Apply a reflective mark to the object being measured. Depress the MEASURE BUTTON (3-4) and
align the visible light beam (3-2) with the applied target. Verify that the MONITOR INDICATOR lights
when the target aligns with the beam (about 1 to 2 seconds).
MEASURING CONSIDERATION
Reflective mark
Cut and peel adhesive tape provided into approx. 12mm (0.5”) squares and apply one square to each
rotation shaft.
a. The non-reflective area must always be greater than the reflective area.
b. If the shaft is normally reflective, it must be covered with black tape or black paint before
attaching reflective tape.
c. Shaft surface must be clean and smooth before applying reflective tape.
Very low RPM measurement
As it is easy to get high resolution and fast sampling time, If measuring the very low RPM value,
suggest user to attach more “REFLECTIVE MARKS” averagely. Then divide the reading shown by
the number of “REFLECTIVE MARKS” averagely. Then divide the reading shown by the number of
“REFLECTIVE MERKS” to get the real RPM.
5. MEMORY FUNCTION
1.) A read out (the last value, max. value, min. value) obtained immediately before turning off the
MEASURE BUTTON is automatically memorized. For example, please ref. following fig.1.
Maxvalue
Min value
Measuring time
Last value
Di spla y
reading
Fig.1
2.) That memorized value can be displayed on the indicator by turn once depressing the memory
button, the symbol “UP” represents the Max. Value and “dn”, the Min value, “LA”, the last Value.
6. BATTERY REPLACEMENT
If the instrument is not be used for any extended period, remove batteries.
When it is necessary to replace the battery (battery voltage less than approx. 4V), “ ” will appear on
the display.
Slide the battery cover (3-6) away from the instrument and remove the battery.
Install the batteries 1.5V AAA (UM-4) correctly into the case.