Measurement Range： 0—1250um or 0—50mil
Accuracy：± [(1%~3%)H+1um] Note：H is thickness reading
powers down after 60 seconds of no activity.
1、Power-on and Warm-up
Keystroke once；Wait until READY！ is displayed on the LCD. Now the gauge is ready for measurements.
Keystroke twice; when BASE ZERO is displayed, place flat on Fe or Al base; hold steady. After measurement is obtained, DONE is shown and gauge beeps. Then lift gauge.
Note: Please conduct zeroing process after changing base. Zeroing process could be repeated for better results.
Keystroke three times; convert from ums to mils or vice versa.
Keystroke four times，Wait until RESET is displayed; after gauge resets, users can conduct zeroing process if necessary.
Gauge Reference Fe and Al Base
Certified Plastic Shim Battery etc.