DIGITAL AIR MICROMETER USERS MANUAL (Second Edition)27(3) Switching to master calibration mode (master calibration)6.6 Program Switching① Please press ENT.② In the English display,“MIN M.” or “ZERO M.” will be displayed.“MIN M.” is for master calibration with 2masters.“ZERO M.” is for master calibration with 1master.Raw data (without correction) is shown in themain display.① At measurement mode, please press▽ / PROGcontinuously for 2 seconds.② “PROG” will appear in the English display.③ Please press ENT.The current program number being used will beshown.④ Please press △ or ▽/ PROG , select the programnumber (0~9), and then press ENT.⑤ Program switching mode ends and switches tomeasurement mode.PointWhen the machine is powered on, it will startwith the last selected program number.