GE CTR 80 Manual Do Utilizador

To set the temperature one must first select the set-point memory. This function
is accessed from the temperature display function by pressing “SET”. The
number of the set-point memory currently being used is shown at the left on the
display followed by the current set-point value.

10.00C

Bath temperature in degrees Celsius

Access set-point memory

1. 25.0

Set-point memory 1, 25°C currently used

To change the set-point memory press “UP” or “DOWN”.

4. -25.0

New set-point memory 4, –25°C

Press “SET” to accept the new selection and access the set-point value.

Accept selected set-point memory

9.2.2

Set-point Value

The set-point value may be adjusted after selecting the set-point memory and

pressing “SET”.

4 -25.0

Set-point 4 value in°C

If the set-point value is correct, hold “EXIT” to resume displaying the well
temperature. Press “UP” or “DOWN” to adjust the set-point value.

-28.00

New set-point value

When the desired set-point value is reached press “SET” to accept the new
value and access the temperature scale units selection. If “EXIT” is pressed in-
stead of “SET”, any changes made to the set-point are ignored.

Accept new set-point value

9.2.3

Temperature Scale Units

The temperature scale units of the controller can be set by the user to degrees
Celsius (°C) or Fahrenheit (°F). The selected units are used in displaying the
well temperature, set-point, and proportional band.

Press “SET” after adjusting the set-point value to change display units.

9 Controller Operation