Transcription of Lab Test Procedure for Determining Stated Relative Torque ...
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Revised 10/10 PTI LAB TEST Procedure FOR Determining Stated Relative Torque MEASUREMENT FOR CORDED AND CORDLESS DRILLS, DRILL/DRIVERS, AND SCREWDRIVERS PURPOSE The purpose of this document is to define a common method for measuring a Relative output Torque . SCOPE This Procedure applies to all corded and cordless drills, drill/drivers, and screwdrivers not intended for assembly/production use. It does not apply to products employing impacting devices such as hammer drills, rotary hammers and impact drivers. The Relative Torque Measurement (RTM) determined in accordance with this document represents the output Torque developed by the product under test with a 95% confidence.
Revised–10/10 3.3 Tools provided with controls or switching devices are tested with these controls or devices adjusted to their setting which generates the highest torque. If the adjusting means of the control is accessible without the aid of a tool, this subclause
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