IKA Dry Block Heater 4 - Manual (Page 13)

13
Operation
Setting operating mode
Operating the device in mode A or B
Mode A
All settings will be stored if the device is switched off or discon-
nected from the power supply. The heating functions will be set
to OFF when the device is powered on.
Mode B
All settings will be stored if the device is switched off or discon-
nected from the power supply. The heating function will be set
to ON or OFF when the device is powered on, depending on the
previous status of the device..
Factory setting: mode A
The mode selected will be shown on the display when the
device is started up.
Change the mode
 Move device switch (E) to the OFF position
 Keep the selection button (I) and (F) depressed
 Move device switch (E) to the ON position
 Release the selection button (I) and (F)
i  The set mode is indicated on the
Display (Q) b
A
Mode
IKA ® Dry Block Heater 1 IKA ® Dry Block Heater 2 IKA ® Dry Block Heater 3 IKA ® Dry Block Heater 4
Commissioning  Move device switch (E) to the OFF position
 Insert the mains power cable into the power socket (A)
 Move device switch (E) to the ON position
 The unit will be set to factory setting mode A (see “Operating modes”)
Heating  Set the target temperature using the heater buttons +/- (J) and (K)
 The value selected will be shown on the display (L)
 Start the heating function by pressing the "Start / Stop" button (F)
The set-point and actual temperatures will be shown alternately on the display ((L) is blinking):
i  When the heating is on, the LED (O) lights up.
i  During standby operation, the display (L) will show HOt if the base plate tempe-
ature is above 50 °C
Connecting  Move device switch (E) to the OFF position
external  Detach contact plug (D)
thermometers  Attach a DIN 12878 (Class 2) compliant safety contact thermometer or a
( direct temperature PT 1000.60 temperature sensor to the socket (B)
control in the media)
 Move device switch (E) to the ON position
i Temperature sensor PT 1000
 The actual temperature for the temperature sensor shown on
display (L) will correspond to the temperature of the media.
The LED "external temperature sensor"” PT 1000 (N) will be lit.