Carel plug-in PJ32C, User Manual

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Cod. +030221881 rel. 1.0 - 11/02/2000 29
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The instruments in the PJ32 series are managed by a microprocessor which allows the operation of the control to be adjusted to
effective needs. For this purpose, there are special
RSHUDWLQJSDUDPHWHUV These parameters have been grouped into two families:
•
IUHTXHQW parameters (hereafter indicated as type ));
•
configuration parameters (type
&), whose selection is protected by a code, called the password, to prevent unwanted
tampering.
Each parameter can be defined as a frequent parameter or a configuration parameter by setting it using the serial connection or the
programming key.
The parameters can be modified from the front keypad and, where the necessary options are featured, using the serial connection.
To modify the parameters from the front keypad, proceed as follows.
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7KHLQVWUXPHQWKDVD6HW3RLQWRIž& This can be modified as follows:
1. press the button for a second to display the value of the Set Point;
2. after an instant, the previously set value starts to flash;
3. increase or decrease the value of the Set Point using the and/or buttons until the required value is displayed;
4. press again to confirm the new value.
6HWWLQJWKHGLIIHUHQWLDOFRQWUROK\VWHUHVLVSDUDPHWHUUG
7KHLQVWUXPHQWLVSUHSURJUDPPHGZLWKDGLIIHUHQWLDORIGHJUHHV This can be modified as follows:
1. press the button for more than 5 seconds (*);
2. the display shows the code of the first modifiable parameter (
36);
3. press the button or the button until the code
UG is displayed;
4. press to display the associated value;
5. increase or decrease the value using the and/or buttons until the required value is displayed;
6. press again to temporarily confirm the new value and move to the display of the parameter code;
7. press the button for 5 seconds to save the new value and exit the modify parameters procedure.
(*) during an alarm the button must be pressed briefly to silence the signal (relay or buzzer) before being able to access the
modify parameters procedure.
Warning: the parameter
UGis normally visible at level F, if not, enter the password (to access the type C parameters).
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1. press the
button for more than 5 seconds (see (*) on previous page);
2. the display shows the code of the first modifiable parameter (
36);
3. use the and/or buttons to scroll all the type
) parameters.
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1. access the type
) parameters, select parameter 36 (password) using the
2. the display shows 00;
3. press the or button until 22 is displayed (password);
4. confirm using ;
5. the display shows the code of the first modifiable parameter (all
) and & parameters are visible).
button;