大乐透杀号定胆彩宝贝the model tr3 heavy duty tru-trac™ is an integrated heavy-duty encoder and spring-loaded measuring wheel assembly all in one, easy-to-use, compact unit. available in both single and dual-wheel format, the model tr3 is a versatile solution for tracking velocity, position or distance over a wide variety of surfaces in many industrial applications. its spring-loaded torsion arm provides a simple-to-adjust torsion load, allowing the model tr3 to be mounted in any orientation, even upside-down. the model tr3 housing is an all-metal work horse, specifically designed to take on your toughest application environments at operating speeds up to 3000 feet per minute. just one look and it’s easy to see the model tr3 heavy duty tru-trac™ is the ideal solution for countless applications. and when you order from epc, the standard lead time is just 4 – 6 days, with expedite options available. get your encoders in days, not weeks.