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This
hand-held instrument measures up to 100,000 rpm using infrared measurement.
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A
combination digital/analog bargraph LCD displays
the measurement clearly and accurately.
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Other
features include auto or manual range selection, smoothing, min/max recording
and
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hold functions. An accessory kit of three mechanical
adapters allows for direct connection
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and measurement to rotating shafts and other
devices.
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The
Model CA25 includes a carrying case with 15 reflector strips, 9V Alkaline
battery and
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a user manual.
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Features
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 Non-contact
measurement through infrared beam not affected by ambient light
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Contact
measurements with wheels (optional)
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Rotation measurements to
100,000 rpm (and tr/min)
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Frequency
measurements (Hz)
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Linear speed
measurements (ft/min and m/min)
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Periodic measurements
(ms)
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% Duty cycle
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Min/Max, Hold
and Smooth functions
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Very high accuracy
(0.01%)
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Applications
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Motor rotation testing
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Specifications
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MODEL
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CA25
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RPM
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Range
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0 to 99,999 rpm*; 0 to 99,999 tr/min*
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Accuracy
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1.10-4
of Reading
+/-6cts
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FREQUENCY (Hz)
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Range
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0.1 to 9999.9 Hz*
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Accuracy
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4.10-4
of Reading
+/-4cts
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SPEED (Linear)
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Range
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0.6 to 59,999 m/min*; 2.0 to 99,999 ft/min*
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Accuracy
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m/min:
1.10-4 of Reading
+/-1ct;
ft/min:
3.10-4 of Reading
+/-1ct;
Sensor:
3.10-3
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PERIODIC FUNCTION (ms)
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Range
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9999.9 to 0.1 ms*
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Accuracy
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1.10-4
of Reading
+/-5cts
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% DUTY CYCLE
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Range
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0.2 to 125 Hz: 0.1 to
99.9%*; 125 to 500 Hz: 1 to 99%*
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Accuracy
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0.3 to 50
Hz: 0.1% of Scale; 50 to 125 Hz: 0.2% of Scale
125 to 500
Hz: 1% of Scale
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EVENTS
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Range
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0 to 99,999 events @ 0.1
Hz to 10 kHz
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Accuracy
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+/-1 event
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GENERAL
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Other
Functions
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Min/Max, Hold, Smooth
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Sensors
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Infrared
Optical Sensor (with reflective tape).
FRB input
connector* (for slow signals, +/-20V max,
1Hz to
1kHz and 0.1Hz to 10kHz on extended range)
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Display
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Extra large 95 x 55mm
LCD with bargraph
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Dimensions
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8.5 x 2.83
x 1.85 (216 x 72 x 47mm)
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Weight
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8.03 oz (250g)
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Power Source
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9V
Alkaline battery
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Optional
Kit (Catalog#1749.02)
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Calibrated wheel, cone
and cylinder for contact measurements.
Connects over optical
sensor.
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*6 to 60rpm, 0.1 to 1Hz, 0.6 to 6m/min, 2 to 20ft/min, 1000
to 9999.9ms and 0.1 to 99%
(0.2 to 125Hz) through input connector only.
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