17
Commissioning
Stirring
Heating
Connecting
external
thermometers
(direct tempe-
rature
control in
the media)
FMove device switch (A) to the OFF position
FInsert the mains power cable into the power socket (K)
FMove device switch (A) to the ON position
Operating mode A is preset (see “Operating modes”)
Operation
FAdjust the motor speed using the rotary knob (D)
The value selected will be shown on the display (F)
FSet the start point for the agitation function by pressing the rotary knob (D)
The displayed value will flash until the desired motor speed is reached
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Ensure that the protective film is removed from the base plate before use!
F
Set the safe temperature limit (see “Setting the safe temperature limit for RET”)
F
Adjust the set-point temperature using the rotary knob (C)
The value selected will be shown on the display (E)
F
Set the temperature control mode (see “Setting the temperature control mode for RET”)
FSet the start point for the heating function by pressing the rotary knob (C)
The set-point and actual temperatures will be shown alternately on the display (E)
When the heating is switched on, the LED “Heating plate” (G) and the LED “Set-point value” (I) will be lit.
During agitation and standby operation, the display (E) will show H O t if the base plate temperature is above 50 °C.
FMove device switch (A) to the OFF position
FDetach contact plug (L)
FAttach a DIN 12878 (Class 2) compliant safety contact thermometer or a PT 1000 temperature sensor to the socket (L)
FMove device switch (A) to the ON position
Temperature sensor PT 1000
The actual temperature for the temperature sensor shown on display (E) will correspond to the temperature of the media.
The LED “external temperature sensor” (H) will be lit
Contact thermometer e.g. ETS-D5 BFollow the operating instructions for the contact thermometer
The LED “decimal point for the temperature display” (J) will be lit
When a contact thermometer is connected, the display (E) will only show the set-point temperature that has been set
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