JULABO SC 2500w Professional Series Recirculating Coolers - Manual (Page 43)

Recirculating Cooler
43
9.3.5. ACTVAR - actuating variable
XXXXX
ACTVAR
CONTROL
Factory setting:
CONTROL
XXXXX
ACTVAR
SERIAL
XXXXX
ACTVAR
EPROG
The variable (ACTuating VARiable) corresponds to the extent to which
the heater or cooling machine of the recirculating cooler is controlled.
Heat or cold is applied to the bath according to this variable. If this
happens with the control electronics of the recirculating cooler, called
> CONTROL < in this particular case, the bath temperature is exactly
heated and maintained constant at the adjusted setpoint.

Programming of variables for the parameters > SERIAL < or >
EPROG < is only accepted, if the unit is in Start mode.
1. Press the button until the submenu > ACTVAR < is displayed.
2. Select the parameter with the keys
(CONTROL / SERIAL / EPROG )
3. Press enter to store the selected parameter
Continue: Press / or
Possible parameters:
CONTROL
– The internal control electronics of the recirculating cooler
controls the heater and cooling machine. Self-tuning is possible.
SERIAL
– The heater or cooling machine receives the control signal via
the serial interface. Self-tuning is not possible.
EPROG - The heater or cooling machine receives the control signal via
the E-Prog input. Self-tuning is not possible.
Important:
Under >MENU ANALOG< set the input variable to
>EPROG x / ACTVAR< (see page 60).
XXXXX
EPROG U
ACTVAR
 Example: EPROG U / ACTVAR
Note:
The E-Prog input can only be used either under menu item
> SETP < (page 40) or under menu item > ACTVAR <.