GE CTR 80 - Manual (Page 40)

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
S
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.
S
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.
S
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.
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9 Controller Operation