Version 1, May 2020
When the time is set to "0000", it indicates the timer is inoperative, the controller
will run continuously, the under window will display the temperature set point value.
If there is time set, the under window displays the running time, its decimal point
and the “TIME” indicator are lit, when the timer starts, its decimal point and the
“TIME” indicator flicker. When
the timer ends, the under window will display the
“End” prompt, the buzzer will sound for 5 minutes, it can be muted by pressing any
button, press the “DEC” button for 3 seconds, the controller will restart to work .
3-3.
If the upper window show the promp
t “
---
”, it indicates that the temperature
sensor has faults or temperature exceeds the measuring range or the controller itself
is faulty, the controller will cut off the heat output automatically, the buzzer will
sounds continuously, “ALM” indicator is l
it. Please check the temperature sensor and
its wiring carefully.
3-4.
When over temperature alarm, the buzzer beeps continuously, "ALM" indicator
is lit, the heat output is cut off. If the over temperature alarm is caused by the change
of the temperature setting value, "ALM" warning light is lit, but the buzzer does not
beep.
3-5.
When the buzzer sounds, press any key to mute.
3-6.
Dry Heating Protector
When the water bath lack water, the independent dry heating protector will cause
the machine power off.
After adding water , take off the red knob, press the protection button for using
again.
4. Auto-tuning
In the normal state, press the “SHIFT” button for 6 seconds, the controller will enter
the auto-
tuning selection state, the upper window displays the prompt “A
U
T”, the
Hand Reset