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8- FUNCTION: STIRRING
The function "stirring" is switched on or off via the rotating stirring knob. The motor
speed is set on the knob (100 to 1500 rpm in steps of 10 rpm).
When both functions heating and stirring are switched on and those above operations
are done, the LCD will shift to the speed value and come back to the temperature value in
about 5 seconds.
9- REMOTE CONTROL
The unit can be controlled from an external PC (using the dedicated software) via the
RS 232 C serial interface fitted to the unit. Data communication from laboratory instru-
ment to computer is only possible on demand of the computer.
10- FAULTS
Device can't be power ON:
- Check whether the power cable is plugged
- Check whether the fuse is broken or loose
Fault in power on self-test:
- Switch OFF the unit, then switch on and reset the instruments to factory default setting
Temperature cannot reach set point:
- Check whether the safety temperature value is set too low
Stir speed cannot reach the set point:
- Check whether the stirring bar breakaway monitoring is ON
- Excessive medium viscosity may cause abnormal speed reduction of the motor
Heating or stirring cannot be started when push the temperature control knob:
- Check whether the unit is in the mode setting program
- Exit from the mode setting and restart the heating/stirring functions
Unit cannot be powered off when switched off:
- Check if the residual heat warning functions is still ON and hotplate temperature is
above 50 ºC (The LCD still work and "Hot" flash)
- Turn off residual heat warning function before powered OFF the unit
If these faults are not resolved, please contact manufacturer for technical support.
Instruction manual 50694130
Pag. 20
Version 1 August 2015
ENGLISH
Items
Speed control Knob
Temp. control Knob
LCD Display
LED Heat
LED Stir
Safe Temp. Button
Power Switch
ENGLISH
b) Display
1. Real value
2. Rated value
3. Remote
4. Probe
5. Hot
6. Temp
7. Mot
8. ºC
9. Err
Instruction manual 50694130
Description
Set the rated rotary speed from 0 to 1500 rpm. The sti-
rring function is switched on or off by pushing the knob
Set the rated temperature. The heating function is swit-
ched on or off by pushing the knob
The LCD screen shows the actual working state and all
selected parameters
When the heating function is switched on, the LED heat is lit
When the stirring function is switched on, the LED stir is lit
Set safety temperature, stop heating when exceed secure
temperature
Switch on or off the instrument
1
8
6
Temp
ºC
Remote Probe
Hot
3
4
5
Pag. 17
ENGLISH
7
Mot
9
Err
2
Version 1 August 2015
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