IKA RET control-visc Manual page 6

Remove the protective film from the mounting plate before use! The "Back" menu key is used to change between menu items.
Set the main switch (A) to the OFF position
Insert the power supply cable into the mains socket (K)
Start-up
Set the main switch (A) to the ON position
Standard mode A is selected (see "Menu (details)")
Set the speed using the rotary knob (D)
Stirring
The set value is shown on the display (J)
Press the rotary knob (D) to start the stirring function
The symbol (16) appears when the motor is active
Set the safety temperature limit (see "Menu (details)")
Set the target temperature using the rotary knob (C)
The set value is shown on the display (J)
Set the temperature control mode (see "Menu (details)")
Heating
Press the rotary knob (C) to start the heating function
When the heating function is switched on, the heating symbol (4) is displayed.
Whenever the mounting plate is at a temperature above 50 °C, the display (J) shows
ture is shown, even if the device is switched off.
Set the main switch (A) to the OFF position
Connect the safety contact thermometer compliant with DIN 12878 Class 2 or temperature sensor PT 100 (individual
sensor) or PT 1000 (double sensor) to socket (L)
Connecting an ex- Set the main switch (A) to the ON position
ternal thermometer
(direct temperature
control in the me-
dium)
Press the (G) key
Wait until the system is stable (once the system is stable, a "g" appears after the digit 0).
Place the weight in the centre of the heating plate and wait until the system is stable again.
Weighing
The maximum display range is up to 2000 g
The weighing range is max. 5000 g
It is only possible to use the weighing mode when the heating or stirring functions are not active.
The weighing module can be calibrated.
pH measurement
See section entitled "Menu (details)"
Press the (H) key
Set the time in hours, minutes and seconds by turning the knob (D) and confirm by pressing it; the timer function starts to
count down the remaining time once the heating or stirring function has started (see "Menu (details)").
Timer
Once the timer reaches 0, the heating function is switched off, even if the motor has only just been started.
If the heating is activated during the timer sequence, only the heating is switched off, but the motor continues
to run (delay in boiling).
Operation
The target and current temperature are shown permanently on the display (J):
The maximum adjustable heating plate temperature setting is 340 °C
Temperature sensor PT 100
Temperature sensor PT 1000
The current temperature (5) for the temperature sensor shown on the
display (J) corresponds to the temperature of the medium. The "Exter-
nal temperature probe" symbol (11) appears.
The current temperature (5) for the temperature sensor shown on the
display (J) corresponds to the temperature of the medium. The "Exter-
nal temperature probe" symbol (11) appears. The temperature of the
carrier fluid (3) is also displayed.
and the current tempera-
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