Clearly Superior Technologies Manufacturer of High Quality Specialty and OEM Trackballs Made in the USA
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Pc-Trac / Kidtrac Trackball Specifications
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Electronics
Assumptions: Ground benign environment
Generic parts, non-Mil graded, plastic packages
Environmental:
Operating temperature = 5 degrees C to 49 degrees C
Nominal humidity (20 to 98%, non-condensing)
Electrical:
USB and PS2 operation: 5V @ 80ma nominal supplied by host
Clearly Superior Technologies
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Reference Standards met by major components: MIL-STD-750:1026, MIL-STD-883:1005 JIS C 7021:B-1
Aggregate predicted failure rate: <1 per 1,000,000 operating hours
Switches
Assumptions: All data from manufacturer's specifications.
Switch type: Sub-miniature microswitch
Switch Model: Panasonic G75EVQ
Service Life: Exceeds 5,000,000 operations
1044 Pioneer Way Suite F El Cajon, CA. 92020 Phone:619-579-1762 Fax: 619-579-1764
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Mechanical
Assumptions: Temperature and humidity within the stated electrical limits.
Bearing:
Bearing type: Bushing
Bearing material: Dupont Delrin
Bearing contact surface: 0.044 sq. in.
Bearing rated load: 5 lb. operating, 20 lb. static
Lubrication: PEFE/PTFE
Estimated bearing life: More than 10,000,000 revolutions
MTBF: 42,000 hours at 12 RPM average use speed
Hub and Shaft:
Hub type: roller, integral to shaft
Hub/shaft material: Nickel-plated brass alloy
Shaft diameter: 0.0625