~TA 218 B
A: three rows of super large digital liquid crystal display
1: clock function operation, 12 / 24 hour setting, press add key to set 12 / 24 hour system once.
2: normal debugging, press the set key once, the minute number flashes, and press the add key to transfer the minute number
Increase. Press the mode key, the hour number flashes, turn to the add key, and the hour number increments. When
After setting, press the set key once to exit and return to normal state.
B: measuring range: temperature 0 ℃ ~ 50 ℃ 32 ℉ ~ 122 ℉. Humidity 20 % - 98 %
Accuracy: 1 ℃ 60 % 5 %
C: usage method:
There is a hanging button and a supporting plate behind the machine, which can be hung on the wall or placed on the desktop for use.
The battery door at the back of the machine opens and installs a 7th battery. the screen displays the time, temperature and humidity.
There is a push button on the back of the machine, which can select ℃/ ℃
Testing of maximum and minimum temperature and humidity:
Press the mode key twice to display the max letter. press the max - min key to measure the highest, lowest temperature and humidity values. When max is displayed, the current maximum temperature and humidity values are measured and memorized. Press the reset key to clear the maximum temperature and humidity value. When displaying mix, measure and memorize the current lowest temperature and humidity value. Press the reset key to clear the minimum temperature and humidity value. Press the mode key once to perform the normal measurement again.
D: the font display is blurred, please replace the battery. ( this product uses a No. 7 dry battery )
E: please use it in the working environment of 0 ℃ ~ 50 ℃.
