The HM202 semi-micro balance provides advanced resolution, are easy to use and calibrate, and adjust their settings based on environmental changes. Motor driven internal calibration weight is featured for enhanced accuracy. Conforms to GLP and LIMS balance requirements by outputting the information used to calibrate the balance to a specified printer which will also print the date, time, balance ID number and calibration weight. An underhook provides the capability to density measurement and weight magnetic material. System diagnostics alerts the operator of potential system and operational errors through a PC or remote terminal. Multiple weighing modes are also featured.