Weatherproof Precision Industrial Trackballs Stainless Steel For Keyboard

Quick detail
1) vandalproof
2) With 3 buttons
3) voltage:5V DC

No. Item Specification

1 Model No. DPK-1040A

2 Technical Data
Kneading board: Imports the high strength stainless steel plate
Pressed key: The stainless steel stretches the raised key, chemistry etching,import color oil printing
Foundation plate: Aluminum sheet
Spheroid material quality, size: Wear-resisting stainless steel spheroid, nonmetallic ball, diameter 19mm 25mm  38mm 50mm
Revolves: 360
Mechanical life: Above pressed key electronic contact 2 million
Revolves makes an effort: 60 Gram
Electrical life 50,000: The work hour (power source opens)
Preserve temperature: -40  +75
Operating temperature: -25  +70
Weight: 300 Gram 800 Gram

3 Electronical Data
Voltage: 5.0VDC +/-5%    
Output connection:USB  PS/2
Electric current: 10 mA
Conforms to the electromagnetic compatibility standard : EN55022(B)
Path ball distinguishing rate : X: > 200dpi    Y: > 190dpi

4 Application
Bank ATM, the industry PC numerical control machine telecommunication tax affairs
self-service inquiry printer, security a entrance guard , the transportation regulation,
peacefully guards against a entrance guard , continues the electricity instrument
measuring appliance andso on the multimedia self-service instrument