Carel SmartCella 3PH, Quick Manual

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18
ENG
“SmartCella 3PH” +0500119IE - rel. 1.2 - 10.03.2017
3. USER INTERFACE
3.1 Display
Signals on the display
Icon Function Normal operation Start-up
ON OFF Blink
COMPRESSOR compressor on compressor off compressor call
FAN fan on fan off fan call
DEFROST defrost in progress defrost not required defrost call
AUX AUX output active AUX output not active anti-sweat heater function active
ALARM delayed external alarm (before expiry
of time ‘A7’) no alarm present alarms and malfunctions
CLOCK at least one timed defrost has been
set no timed defrost has been
set ON if RTC fi tted ON if RTC fi tted
LIGHT auxiliary-light output active auxiliary-light output not
active anti-sweat heater function active
SERVICE no malfunction no malfunction malfunction (e.g. EEPROM error or
faulty probes)
HACCP function enabled (HA and/or HF) function enabled (HA and/
or HF) function not enabled, HACCP
alarm saved
CONTINUOUS CYCLE function activated function not activated function request
Tab. 3.a
3.2 Keypad
Buttons on the keypad
Button Normal operation Start-up
Pressing the button alone Combination of buttons
PRG/MUTE if pressed for more than 3 seconds, accesses
the menu for setting the password to access
type “F” (Frequent) or “C” (Confi guration)
parameters if there is an active alarm: mutes the audible alarm
(buzzer) and deactivates the alarm relay
PRG+ON-OFF/UP: if pressed together for more than 3 s
resets any alarms with manual reset if pressed and held for more than
5 seconds at start-up, activates the
procedure for setting the default
parameters
ON-OFF/UP if pressed for more than 3 seconds, switches
off the controller / if pressed for more than 1 s
switches on the controller
when setting the parameters, increases the
value displayed or scrolls to the next parameter
ON-OFF/UP+AUX/DOWN: if pressed together for more than 3 seconds, activates/deactivates the
continuous cycle
ON-OFF/UP+ SET/DEF: if pressed together for more than 3 seconds, displays the temperature read
by defrost probe 1
ON-OFF/UP+ PRG/MUTE: if pressed together for more than 3 seconds, resets any alarms with
manual reset
AUX/DOWN if pressed for more than 1 second, activates/
deactivates the auxiliary output
when setting the parameters, decreases the
value displayed or scrolls to the previous
parameter
AUX/DOWN + ON-OFF/UP: if pressed together for more than 3 seconds, activates/deactivates the
continuous cycle
AUX/DOWN + SET/DEF: if pressed together for more than 1 second, displays a submenu used to
access the parameters relating to HACCP alarms (HA, HAn, HF, HFn, if available)
SET/DEF if pressed for more than 1 second, displays
and/or sets the set point
if pressed and held for more than 5 seconds,
starts a manual defrost SET/DEF+ AUX/DOWN: if pressed together for more than 1 second, displays a submenu used to
access the parameters relating to HACCP alarms (HA, HAn, HF, HFn, if available)
SET/DEF+ ON-OFF/UP: if pressed together for more than 3 seconds, displays the temperature read
by defrost probe 1
Tab. 3.b
3.3 Signal LEDs
Icon Colour Function Status Notes
ON OFF
Green POWER Auxiliary circuit powered Auxiliary circuit not powered LED on depending on the status (ON) of circuit
breaker QF2 and disconnect switch QS1
Yellow COMPRESSOR Power available at compressor
power terminals No power at compressor power
terminals LED on depending on the status (ON) of motor
protector QM1 and whether power is available
Yellow EVAPORATOR
FAN Power available at evaporator fan
power terminals No power at evaporator fan
power terminals LED on depending on the status (ON) of circuit
breaker QF1 and whether power is available
Yellow DEFROST Power available at defrost power
terminals No power at defrost power
terminals LED on depending on the status (ON) of circuit
breaker QF1 and whether power is available
Red ALARM Alarm activated Normal operation LED on depending on: activation of circuit
breaker QF1 and/or motor protector QM1
and/or alarm input (high pressure switch or
compressor Kriwan)
Tab. 3.c
Note:
the status of the LED (On/Off ) obviously depends on the
operating logic of the panel (e.g. if the temperature reaches the set point,
the compressor and the corresponding LED will be switched off by the
electronic controller, without generating alarms)