The use and maintenance method of the Hanno instrument constant temperature water bath:
First, fill the constant temperature water bath with no less than 2/3 of the clean water, place the container, and then turn on the power.
[1] After power-on, dfs is displayed first, and then the day is displayed to detect whether there is a shortage of digital tube strokes.
[2] Press the set button for the first time, the indicator light SL is on, enter the temperature setting state, press the up key, adjust up 0.5 °C, press the key, down 0.1 °C.
[3] Press the set button for the second time, the first position will display d, enter the set advance control temperature value, and can be adjusted at 0-5 °C. (For example: set temperature is 50 °C, if the temperature is 0.5 °C, to prevent the temperature from being adjusted to 0.5, so heating to 49.5 °C will turn off the heating; if the set temperature is 90 °C, if the temperature is over 1 degree , then adjust d to 1, and finally warm up to 89 ° C to disconnect).
[4] Press the set button for the third time, the first position displays C or —, and the temperature deviation adjustment is entered, which can be adjusted from -9.8 to 9.9 °C. (For example: when the display temperature is 0.5 °C smaller than the actual temperature, adjust C to 0.5 °C, so that it is actually consistent with the display; when the display temperature is 0.5 °C larger than the actual temperature, adjust C to -0.5 °C, so that the actual and display Consistent).
[5] Press the set button for the fourth time to return to the measurement state. If there is a set value, it will be automatically controlled. When the set value is set, if you do not press the set button to return to the measurement state, the temperature control table will be 5 seconds later. Jump back automatically and work.
[6] Press and hold the setting button for 5-8 seconds to automatically reset the set temperature value to 00.0 °C. Before setting the temperature for the first time, if the set temperature value is not normal, it should be reset and used.
[7] If it is high-precision temperature control, 3-5 and 3-6 do not need to operate; additionally press the set button once, the upper row displays -d, indicating that the minimum heating power factor is entered, and the boot automatically is 3, Adjust at 1-8. It is recommended to set it to about 7-8 in a semi-closed state; about 1-2 in a fully enclosed state.
[8] After the work is completed, press the set button for about 5-8 seconds, the temperature control system will automatically reset, and the set temperature will return to 00.0 °C to turn off the heating power. (If the work is finished, do not press the set button to reset, directly turn off the power, then the temperature control system will record the original settings after re-opening).
[9] If the water bath is not used for a long time, remove the water from the studio water tank, wipe it with a soft cloth and let it dry.
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