1、 Applicable industries
It is suitable for research institutes, universities, inspection institutes, metrology institutes, enterprises and institutions to be widely used in various industries, such as plastics, grain, feed, powder, tobacco, paper making, food (dehydrated vegetables, meat, noodles, flour, biscuits, pies, aquatic processing), tea, beverages, grains, chemical raw materials, pharmaceuticals, textile raw materials, etc., to test the free water contained in samples.
2、 Product features
1. Replacing the national standard oven method, it is widely used and suitable for moisture determination in various industries;
2. No need for installation and debugging, no need for training, no need for cumbersome processes, can be used by unpacking;
3. Simple operation, short detection time, and high work efficiency;
4. Precise weighing sensor electromagnetic force, high measurement accuracy, long service life, and stable performance;
5. Unique windproof cover design makes the instrument weighing system more stable;
6. The circular halogen lamp heating method provides a uniform heating environment for the sample;
7. Advanced humidity control system to avoid interference caused by free moisture;
8. A well-designed and unique temperature controlled heating system with more accurate results, real-time curve graph display, and intuitive observation of moisture changes;
9. Rich data display, capable of displaying curve graphs, time, real-time temperature, moisture, and solid content;
10. Fully automatic measurement, the measurement process does not require supervision, and an alarm reminder is given after the measurement is completed;
11. The heating chamber adopts a pure stainless steel chamber cover, which is high-temperature resistant and easy to clean;
12. Equipped with RS232 communication interface, it can connect to other peripheral devices such as printers and computers.
3、 Main technical parameters
model |
QL-720A |
Maximum weighing |
120g |
Weighing accuracy |
0.001g |
Measurement accuracy (readability) |
0.01% |
measuring range |
0.01%-100% |
Heating mode |
standard |
Result display |
Moisture content, solid content, drying rate, weight after drying, moisture regain, real-time temperature, curve graph |
Off Mode |
Automatic, timed, manual |
Set time |
0-99 minutes (with a 1-minute interval) |
Heating source |
Circular halogen lamp |
Heating temperature range |
40℃~160° |
Pan size |
Φ102mm |
sensor |
Electromagnetic force sensor |
display |
LCD liquid crystal display |
communication interface |
Thermal printing (directly printing out moisture and solid content) Standard RS232 communication interface, capable of connecting to printers PC and other peripheral devices |
External dimensions (mm) |
310*205*200(length * width * height) |
Net weight of instrument (kg) |
4.3 |
4、 Detail images
5、 Usage operation
1. Place the empty sample tray on the sample tray holder and press the [tare button] to remove the weight of the sample tray.
2. Spread the sample evenly on the sample tray, and wait for the screen to display "OK" to indicate that the system has recorded the weight of the sample.
3. Press the [Start] button to start the measurement, the instrument will beep continuously after the measurement is completed, and press the [STOP] button to stop the instrument from beeping continuously.
4. The screen defaults to displaying the sample moisture content MC%. Press the 【 Conversion 】 button to switch between displaying the solid content DC% and the dried weight g.
6、 List of accessories
Moisture meter host |
1台 |
Windproof disk |
1个 |
Sample tray bracket |
1个 |
Sample tray |
1个 |
Sample disk (stainless steel) |
2个 |
Calibration weight |
1个 |
instructions |
1份 |
Certificate of conformity/warranty card |
1份 |