User Guide

1. Placing the Battery: Open the battery
compartment and insert 2*AAA batteries, Close the lip
2. Prepare the target samples for measuring.
3. Placing the gauge in the air, at least 5cm away
from any mental, then power on, wait for 5 seconds
for system initialization.
Note: Please upgrade batteries, if the LCD shows
low battery which will lead to the measurement
unreliable.
4. Press the um/mil key for unit choosing (um,
mil); Press the MODE key for selecting SNG/CON; SNG
means single measurement mode; CON means
continuous measurement mode.
5. Start Measuring. SNG (single point
measurement mode), vertically and rapidly placing
the probe on the sample, the readings display on LCD,
when one beep alerting. CON (rapidly continuous
measurement mode) Vertically placing the probe on
the sample, Keeping the probe on the sample,
changing the measurement point randomly to do the
next measuring.
6. Power Off. The gauge is built-in APO, auto
power off with no operations in 5min.