5
SURFACE SPEED AND LENGTH (FLUKE 931)
Surface speed and length can be measured using the mechanical adapter and
contact wheel.
Range
0.1 m circumference
small wheel
6 inch circumference
large wheel
m/min 0.10 to 1999 0.10 to 1524
ft/min 0.40 to 6550 0.40 to 5000
in/min 4.0 to 78700 4.00 to 60000
m/sec 0.10 to 33.30 0.10 to 25.40
ft/sec 0.10 to 109 0.10 to 83.33
m 0 to 99999 0 to 99999
ft 0 to 99999 0 to 99999
in 0 to 99999 0 to 99999
CONTACT WHEEL USE (FLUKE 931)
1. Insert mechanical adapter into the top of the Tachometer. See Figure 1.
2. Select either the 0.1 m or 6 in contact wheel to use.
3. Set the Tachometer to 0.1 m or 6 in setting for the contact wheel in use.
4. Use F to select units of measure.
5. Contact wheel to surface to measure and press
Oto take measurements.
6. When the Tachometer is triggered, the trigger symbol ashes and the
measurement is displayed.
MAX, MIN, AND AV READINGS
Press Mto enable MAX, MIN, and AV readings stored in memory. Each time a
new measurement is taken, the maximum, minimum, average, and last value are
stored. The last value is shown under MEM. The units of measure for the stored
readings will also be displayed. Press
O to exit the memory display mode.
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