Digital Humidity Tester Instruction Manual

Before using this instrument, please read this manual carefully to ensure proper operation and to master simple maintenance techniques.

The LCD digital display anti-mold tester is a precise moisture content measuring instrument for wood, bamboo products, rattan, leather, textiles, paper, chemical oils, cotton, crafts, etc. It is suitable for measuring the moisture content of wood, bamboo products, rattan, leather, textiles, paper, chemical oils, cotton, crafts, etc. The testing method is simple, accurate, and fast, making it the preferred product for processors in wood, bamboo, rattan, leather, textiles, paper, chemical oils, cotton, crafts, and other industries.

I. Features:

* Digital large-screen LCD display

* Measuring range: 1%-40%

* Resolution: 1%

* High accuracy and fast response

* Reading hold function to lock measured values

* Symbol and unit display for easy reading

* Low battery automatic prompt symbol ""

* Power supply: Single 9V alkaline or carbon-zinc battery

* Meter dimensions: 129*63*32mm

* Weight: Approx. 116g (including battery)

* Operating temperature and humidity: 0℃~40℃ (32℉~104℉) 0~70%Rh

II. Appearance Description:

1. Probe protective cover

2. Measuring probe

3. Reading hold switch

4. Power switch

5. LCD display

6. Battery compartment

III. Measurement Method

1. Press the "" key to turn on the power. The screen will display "00%".

2. Insert the probe of the instrument into the object to be measured to a depth of about 5mm. The value displayed on the screen is the moisture content of the object.

3. Press the "H" key to lock the current reading. The screen will display the "H" symbol. Press the "H" key again to cancel the reading hold function.

4. After measurement, press the end key to turn off the power, cover the probe protective cover, and the measurement is complete.

IV. Precautions:

1. The measuring probe of this instrument is very sharp. Do not allow children to play with it to avoid injury.

2. Do not point the measuring probe at others to prevent injury.

3. This instrument is a high-resistance device. All components must have good insulation. During storage and use, pay attention to moisture and dust prevention, and keep the instrument dry and clean to ensure measurement accuracy.

4. When the display shows the "- +" symbol, it indicates low battery voltage. Replace with a new 9V battery.

5. If not used for a long time, remove the battery to prevent leakage and damage to the instrument.