6 • XR75CX I&O Manual 026-1210 Rev 4
6 Main Functions
6.1. How to See the
Setpoint
1.Press and immediately release the
SET key: the display will show the
setpoint value.
2. Press and immediately release the SET key or
wait for 5 seconds to display the probe value
again.
6.2. How to Change the
Setpoint
1. Press and hold the SET button for more than
2 seconds to change the setpoint value.
2. The value of the setpoint will be displayed
and the °C or °F LED will start blinking.
3. To change the setpoint value, press the UP or
DOWN buttons within 10 seconds.
4. To memorize the new setpoint value, press
the SET key again or wait 10 seconds.
6.3. How to Start a Manual
Defrost
Press and hold the DEF key for more
than 2 seconds and a manual defrost
will start.
6.4. How to Change a
Parameter Value
To change a parameter value, follow these steps:
1. Enter the Programming mode by pressing the
SET + DOWN buttons for 3 seconds (the °C
or °F LED will start blinking).
2. Select the required parameter. Press the SET
button to display its value.
3. Use the UP or DOWN buttons to change its
value.
4. Press SET to store the new value and move to
the next parameter.
To exit: Press the SET + UP buttons or wait 15 seconds
without pressing a key.
6.5. The Hidden Menu
The hidden menu includes all the parameters of the
controller.
6.5.1. How to Enter the Hidden
Menu
1. Enter the Programming mode by pressing the
SET + DOWN buttons for three (3) seconds
(the °C or °F LED will start blinking).
2. Release the buttons and then push the SET +
DOWN buttons for more than seven (7)
seconds. The Pr2 label will be displayed
immediately followed by the HY parameter:
You can now browse the Hidden Menu
.
3. Select the required parameter.
4. Press the SET button to display its value.
5. Use the UP or DOWN buttons to change its
value.
6. Press SET to store the new value and move to
the next parameter.
To exit: Press SET + DOWN or wait 15 seconds without
pressing a key.
NOTE: The set value is stored even when the
time-out expires and ends the procedure.
NOTE: If no parameter is present in Pr1 menu,
after three (3) seconds the noP message is
displayed. Keep the keys pressed until the Pr2
message is displayed.
NOTE: The set value is stored even when the
time-out expires and ends the procedure.
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