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8. Description of the functions / remarks
Ex works setting - rpm mode, non auto ranging
8.1
Programming - measurement mode selection
All measurement modes are chosen by this method
and once confirmed, selected mode remains in per-
manent memory until re-programmed by the user.
8.1.1
To change mode hold programme button on and
press up measure button and then release both but-
tons, the display will now illuminate all icons, and
the current range will flash.
8.1.2
To select new measurement mode press either up or
down button to scan through the modes, when the
required mode
ˇ
icons flash release measure button &
press programme button once to confirm settings.
ˇˇˇˇˇˇˇˇˇˇˇ
For non-speed modes the unit is now programmed
and ready for use.
8.1.3
To select mx, mn, av. modes continue to scan
through each one, if the mode is not required, stop
scan when all three icons illuminate continuously,
then press programme button once.
The instrument is now ready to use. Set parame
ters will be retained until reprogrammed
8.2
Optical revolutions speed measurement - rpm or rps
8.2.1
Ensure batteries are correctly fitted.
8.2.2
Attach small reflective target to machine shaft
(typically 6mm x 25mm, less for laser version)
8.2.3
Start machine and point the tachometer towards
the target.
8.2.4
Press and hold either of the on/off buttons to suit
application and hold continuously.
8.2.5
Aim light beam onto target, ensure "on-target” sign
is glowing or flashing steadily
8.2.6
Read off rpm, releasing button will hold last
reading.
8.2.7
Last rpm reading will be held in display for 1 minute.
8.2.8
Press the On button to zero reading or take another
measurement.
8.3
Contact revolution speed measurement - rpm or rps
8.3.4
Press and hold either up or down measure button
as required & read speed
8.3.5
Releasing the On switch will hold the reading auto-
matically for 1 minute, automatic switch off.
8.4
Linear contact speeds measurement -
metres, yds, feet etc
8.4.1
Fit contact adapter as above.
8.4.2
Keeping the on button pressed, now place the con-
tact wheel on the moving surface and read the line-
ar rate, ensure wheel is perpendicular to the moving
surface. Do not maintain contact for more than 10
seconds.
8.4.3
Releasing the on button will then hold the last
reading in the display for 1 min.
8.4.4
The instrument retains selected measurement mode
for further linear measurements after switch off until
programmed to a different mode.
8.5
Auto-range selection - speed modes only
8.5.1
While taking a measurement using either up or down
measure button, the user can toggle between auto
and non-auto mode by pressing the programme
button, in the auto mode, the ‘A’ icon will illuminate.
8.6
Average speed monitoring mode - av icon
8.6.1
Average speed mode - this mode provides a rolling
average of the last 8 measured values.
8.7
Operation of Maximum & Minimum modes Speed
Capture functions - mx, mn
8.7.1
Having selected the required mode, i.e.
Maximum or Minimum.
8.7.2
You are now ready to capture a reading "On
Demand” but continuing to operate normally.
8.3.1
Fit contact adapter into the tachometer and ensure
a good click fit connection.
8.3.2
Start machine and make clean contact with the
recess in shaft end (wheel can be removed).
8.3.3
Contact the shaft end via the rubber cone, ensure a
steady firm pressure is applied and that the instru-
ment is accurately in line with the machine shaft.
Do not maintain contact for more than 10 seconds.
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