Checkline PLT-5000 - Manual (Page 5)

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4. Select “RPM” or “REV” depending on whether you wish to measure
revolutions per minute or total number of revolutions by pressing the UNIT
button.
5. Press and hold down the POWER button to start measuring
6. Bring the contact probe into contact with the object to be measured by
touching the contact probe slowly to the center of the rotating object.
Note: If the measuring range of the tachometer is exceeded, "OVR" will appear on
the tachometer's display.
7. Press and hold the POWER button to take another measurement.
8. To convert the units of measurements between ranges, simply press the
UNIT button.
9. The POWER will automatically turn off after five minutes if there are no
additional measurements made.
Caution: When a high-speed rotating object is measured for hours using a
cone or funnel-shaped contact probe the surface of the probe in
contact with the object may become very hot.
Measuring surface speed and distance using the 6" circumference wheel.
1. Be careful not to over tighten the contact adapter as you attach it to the
tachometer.
2. Attach the 6" circumference wheel to the contact adapter insuring that the
alignment pin on the shaft of the contact adapter is securely aligned with the
notch of the 6" circumference wheel.
3. Press the POWER button on the side at the tachometer, the LCD display
will turn on.
4. Select meters/minute (m/M), yards/minute (Y/M), inches/minute (I/M),
feet/minute (F/M), meters [m), yards (YRd), feet (FT), or inch (IN)
depending on which units you wish to measure.
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5 .0 B AT T ERY R EPLACEM EN T
When “LO BAT” flashes on the display,
use the following procedure to install new batteries:
1. Slide off the battery cover located on the rear
of the tachometer.
2. Remove the old batteries and insert three new AA batteries while observing
proper polarity.
3. Slide the battery cover back into position (dispose of old batteries properly).
Note: Do not mix old and new batteries.
.
99999
RPM LOBAT MAX
MIN