Dakota DX-1, Operation Manual

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Dakota Ultrasonics
22
APPENDIX A
Product Specifications
Physical
Weight: 7 ounces
Size: 3.25W x 6.0H x 1.35D inches
(82.5W x 152.4H x 34.3D mm).
Operating Temperature: -20 to 120
°
F (-20 to 50
°
C)
Case: impact resistant ABS plastic
Keypad
Sealed membrane, resistant to water and petroleum products.
Power Source
Two “AA” size, 1.5 volt alkaline or 1.2 volt NiCad cells. 200 hours
typical operating time on alkaline, 120 hours on NiCad.
Display
Liquid-Crystal-Display, 4.5 digits, 0.500 inch high numerals. LED
backlight.
Measuring
Range: 0.025 to 19.999 inches (0.63 to 500 millimeters)
Resolution: 0.001 inch (0.01 millimeter)
Accuracy:
±
0.001 inch (0.01 millimeter), depends on material
and conditions
Sound Velocity Range: 0.0780 to 0.3930 in/
µ
s (2000 to 10000
m/s)