User Manual

2. Use the Gauge

If you use the gauge for the first time, please read the chapter 3(factors of affecting measurement accuracy).

1 Replacing the Battery

Place the gauge upside down on a suitable surface, remove the screws from the battery compartment with a

crosstip screwdriver, raise the lid of the compartment, remove battery, insert new battery according to the

positive and negative poles and close the lid and fasten with screws.

2.2 Basic Measurement Step

Step 1. Prepare the sample to be measured.

Step 2. Press key to power on.

Note: 1. If displayed, the battery is OK. Or if displayed, the battery capacity is low, and measurement will

be not reliable, and you need to replace the battery.

2. The gauge will work in factory default settings for the first time, including single measure mode, AUTO probe

mode, direct group mode(DIR) etc..

3. When power on, if in direct group mode(DIR), the readings display area is empty, or if in general group

mode

(GENn, n=1 to 4), it will display the last readings and statistics value measured before power off last time.

Step 3. Reference to the chapter 3 to decide whether need to calibrate the gauge.

Step 4. Start measuring. Place the probe on the sample vertically and rapidly, and after one beep(for single

measure mode), raise the probe rapidly. Readings will be display on LCD, meanwhile statistics value

are upgraded and displayed.

Step 5. Do next measurement according to step 4.

Step 6. Press to power off. If not any operations within 3 min., the gauge will power off automaticall y.

Note：

1. If a suspicious readings is measured, user can delete it through pressing the UP key once.