Carel µC2 User Manual

8
E N G L I S H
µC
2
- +030220731 - rel. 1.2 - 26.10.2007
1.2.3 Funzioni associate ai tasti
tasto stato della macchina modalità pressione
I Loading default values press at power ON
Go up a sub-group inside the programming area, until exiting (saving changes to EEPROM) press once
In the event of alarms, mute the buzzer (if present) and deactivate the alarm relay press once
L Access the direct parameters press for 5 s
Select item inside the programming area and display value of direct parameters/confirm the changes to the parameters press once
I + L Program parameters afters entering password press for 5 s
J Select top item inside the programming area press once or press and hold
Increase value press once or press and hold
Switch from standby to chiller mode (P6=) and vice versa
press for 5 s
K Select bottom item inside the programming area press once or press and hold
Decrease value press once or press and hold
Switch from standby to heat pump mode (P6=0) and vice versa press for 5 s
J + K
Manual alarm reset
press for 5 s
Immediately reset the hour counter (inside the programming area)
press for 5 s
L + J Force manual defrost on both circuits press for 5 s
Table 1.b
1.2.4 Programming and saving the parameters
press “ “ and “ ” for 5 seconds;
the heating and cooling symbol and the figure “00” are displayed;
use “ ” and “ ” to set the password (page 28) and confirm by pressing “ ”;
use “ ” and “ ” to select the parameter menu (S-P) or levels (L-P) and then press “ ”;
use “ ” and “ ” to select the parameter group and then press “ ”;
use “ ” and “ “ to select the parameter and then press “ ”;
after making the changes to the parameter, press “ ” to confirm or “ ” to cancel the changes;
press “ ” to return to the previous menu;
to save the modifications, press “ ” repeatedly until reaching the main menu.
Note:
the parameters that have been modified without being confirmed using the “ ” button return to the
previous value;
if no operations are performed on the keypad for 60 seconds, the controller exits the parameter
modification menu by timeout and the changes are cancelled.
1.2.5. Keypad
The keypad is used to set the unit operating values (see Parameters/alarms - Keypad combinations)
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9.
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Carel µC2 Specifications

General

Brand	Carel
Model	µC2
Category	Controller
Language	English