Checkline CDT-2000HD User Manual
Page 5
5
4.0 OVERVIEW OF CDT-2000HD
4.1 LCD Display
1. Units of Measure Indicators—Indicates which unit of measure is
being shown on the display.
2. On-Target Indicator — Flashes to indicate that the unit is lined up
correctly for an accurate non-contact measurement.
3. Memory Indicators — Indicates which type of measurement
stored in memory (last, max., min., avg) is being displayed.
4. Low Battery Indicator — Indicates that batteries need replacement.
4.2 Front Panel Key Functions
5. MEM: Access the memory. Each time the key is pressed
the values stored in memory will be recalled to the display.
6. MODE: Each time the MODE key is pressed, the units of measure
will change.
7. MEASURE: The MEASURE Key performs the following
functions:
• Turns on the power
• Starts and stops the measuring period
• Exits from the memory mode
• Selects the displayed wheel type when using one of the optional
surface speed wheels.
1
2
5
6
7
4
3
12
Resolution
.01 from 0 –100
.1 from 100 – 1,000
1 from 1000 – 99,999
Accuracy
± 0.02% of reading or ±1 digit
Display
5-Digit LCD, 10mm high
Decimal Point
Automatic
Memory System
Maximum, minimum, average and last reading (retained in
memory for the life of batteries)
Measurement System
Non-Contact
Visible LED light beam
Contact
Contact adapter
Engineering units
RPM
RPM
Surface Speed
Feet/min, inches/min and meters/min
Length
Feet, inches, meters
Sensing Distance
Up to 24 inches (60 cm)
Display Update Time
0.5 seconds or one measuring period
Auto Power Off
After 30 seconds of non-use (minimum, maximum
average, and last reading retained in memory)
Battery Life
40 hours continuous use (approx.) with alkaline batteries
Battery Type
2 AA (1.5 V) or rechargeable
Weight
6 ounces (170 grams)
Housing Material
ABS Plastic
Operating Temperature
32 to 122° F (0 to 50° C)
Storage Temperature
– 4 to 158° F (–20 to 70° C)
Accessories Included
Contact adapter, cone tip, 6" circumference universal
surface speed wheel, reflective tape, NIST-traceable
calibration certificate, operating instructions and foam-
fitted, hard-plastic carrying case
10.0 SPECIFICATIONS
Optical
1 – 99,999 rpm
Mechanical
1 – 99,999 rpm
Measuring Ranges – rpm
0 – 99,999 m, / 0 – 99,999 ft / 0 – 99,999 in
Measuring Ranges – length
Other Specifications
Wheel Size
6"
12" 0.1
m
m/min
0.10–1524
0.40–609.6
0.10–1999
ft/min
0.40–5000
0.40–2000
0.40–6550
in/min
4.0–60.00
4.00–24.000
4.00–78.700
m/sec
0.10–25.40
0.10–10.16
0.10–33.30
ft/sec
0.10–83.33
0.10–33.33
0.10–109
Measuring Ranges – speed