Emerson dixell XW30LH Instrucciones De Manejo página 9

7.2 HOW TO SEE THE SET POINT
1. Push and immediately release the SET key: the display will show the
Set point value.
2. Push and immediately release the SET key or wait for 5 sec to display
the probe value again.
7.3 HOW TO CHANGE THE SETPOINT
1. Push the SET key more than 2 sec to change the Set point value;
2. The value of the set point will be displayed and the "°C" or "°F" LED will start blinking.
3. To change the Set value, push both UP and DOWN arrows within 10 sec.
4. To store the new set point value, push the SET key again or wait for 10 sec.
7.4 HOW TO START A MANUAL DEFROST
Push the DEF key more than 2 sec and to start a manual defrost.
7.5 HOW TO CHANGE A PARAMETER VALUE
To change any parameter, operate as follows:
1. Enter the Programming mode by pressing both SET+DOWN keys for 3 sec (the "°C" or "°F" LED
will start blinking).
2. Select the required parameter and then press the SET key to display its value.
3. Use UP or DOWN keys to change its value.
4. Press SET to store the new value and move to the following parameter.
To exit: press both SET+UP keys or wait for 15 sec without pressing any key.
NOTE: the set value is stored even when the procedure is exited by waiting the time-out to expire.
7.6 THE HIDDEN MENU
The hidden menu shows all the parameters of the instrument.
7.6.1 HOW TO ENTER THE HIDDEN MENU (Pr2)
1. Enter the Programming mode by pressing the SET+DOWN keys for 3 sec (the "°C" or "°F"
LED will start blinking).
2. Released the keys and then push again the SET+DOWN keys more than 7 sec. The "Pr2"
label will be displayed immediately followed by the HY parameter.
NOW THE HIDDEN MENU IS DISPLAYED.
3. Select the required parameter.
4. Press the SET key to display its value
5. Use UP or DOWN keys to change its value.
6. Press SET to store the new value and move to the following parameter.
To exit: press SET+UP keys or wait for 15 sec without pressing any key.
NOTE1: if no parameters are present in Pr1, after 3 sec the "noP" message will be displayed. Keep if no parameters are present in Pr1, after 3 sec the "noP" message will be displayed. Keep
the keys pushed till the Pr2 message is displayed.
NOTE2: the set value is stored even when the procedure is exited by waiting the time-out to expire. : the set value is stored even when the procedure is exited by waiting the time-out to expire.
7.6.2 MOVE A PARAMETER FROM Pr2 TO Pr1 AND VICEVERSA. MOVE A PARAMETER FROM Pr2 TO Pr1 AND VICEVERSA.
Each parameter present in the Pr2 (HIDDEN MENU) can be moved to the Pr1 (user level) by pressing Each parameter present in the Pr2 (HIDDEN MENU) can be moved to the Pr1 (user level) by pressing
both SET+DOWN keys.
When in Pr2 (hidden menu) if a parameter is visible in Pr1, then the decimal point will be on. When in Pr2 (hidden menu) if a parameter is visible in Pr1, then the decimal point will be on.
7.7 MANUALLY LOCK AND UNLOCK THE KEYBOARD MANUALLY LOCK AND UNLOCK THE KEYBOARD
HOW TO LOCK THE KEYBOARD HOW TO LOCK THE KEYBOARD
1. 1.
Keep both UP+DOWN keys pressed more than 3 sec. Keep both UP+DOWN keys pressed more than 3 sec.
2. 2.
The "PoF" message will be displayed and the keyboard is locked. The "PoF" message will be displayed and the keyboard is locked.
At this point it is only possible the viewing of the set point or the At this point it is only possible the viewing of the set point or the
+
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MAX o Min temperature stored and to switch ON and OFF the MAX o Min temperature stored and to switch ON and OFF the
light, the auxiliary output and the instrument. light, the auxiliary output and the instrument.
HOW TO UNLOCK THE KEYBOARD HOW TO UNLOCK THE KEYBOARD
Keep bothj UP+DOWN keys pressed more than 3 sec. Keep bothj UP+DOWN keys pressed more than 3 sec.
7.8 THE CONTINUOUS CYCLE THE CONTINUOUS CYCLE
When defrost is not active, a continuous cycle can be activated by keeping the UP key pressed for When defrost is not active, a continuous cycle can be activated by keeping the
about 3 sec. The compressor operates to maintain the CCS about 3 sec. The compressor operates to maintain the CCS set point for the time set through the CCt
parameter. The cycle can be terminated before the end of the set time by keeping the parameter. The cycle can be terminated before the end of the set time by keeping the UP key
pressed 3 sec.
7.9 THE ON/OFF FUNCTION
With onF=oFF, after pushing the ON/OFF key the instrument is switched off. The
"OFF" message will be displayed. In this configuration the regulation is disabled.
To switch the instrument on, push again the ON/OFF key.
WARNING: Loads connected to the normally closed contacts of the relays are always
supplied and under voltage, even if the instrument is in stand by mode.
8. PARAMETERS
rtC Real time clock menu (only for controller with RTC): to set the time, date and
defrost start time.
REGULATION
HY Differential: (0.1 to 25.5°C; 1 to 45°F) intervention differential for set point.
Compressor Cut IN is Set Point + differential (HY). Compressor Cut OUT is when the
temperature reaches the set point.
LS Minimum set point: (-55°C to SET; -67°F to SET) sets the minimum value for the set
point.
US Maximum set point: (SET to 150°C; SET to 302°F) set the maximum value for set
point.
Ot Thermostat probe calibration: (-12.0 to 12.0°C; -21 to 21°F) allows to adjust possible
offset of the thermostat probe.
P2P Evaporator probe presence: (n; Y) n = not present, the defrost stops by time;
Y = present, the defrost stops by temperature.
oE Evaporator probe calibration: (-12.0 to 12.0°C; -21 to 21°F) allows to adjust possible
offset of the evaporator probe.
1592027560 XW30LH-XW30LRH GB r1.0 14.02.2014.doc
P3P Third probe presence (P3): (n; Y) n = not present, the terminals 18-20 operate as
digital input; Y = present, the terminals 18-20 operate as third probe.
o3 Third probe calibration (P3): (-12.0 to 12.0°C; -21 to 21°F) allows to adjust possible
offset of the third probe.
P4P Fourth probe presence: (n; Y) n = Not present; Y = present.
NOTE: only for XW30LH model.
o4 Fourth probe calibration: (-12.0 to 12.0°C; -21 to 21°F) allows to adjust possible
offset of the fourth probe.
NOTE: only for XW30LH model.
odS Outputs activation delay at start up: (0 to 255min) this function is enabled at the
initial start up of the instrument and inhibits any output activation for the period of time
set in the parameter.
AC Anti-short cycle delay: (0 to 50min) minimum interval between the compressor stop
and the following restart.
AC1 2 nd compressor delay at start up (0÷255s) Used only with oA3 or oA4 = cP2 Time
interval between the switching on of the first compressor and the second one.
NOTE: only for XW30LH model.
rtr Percentage of the second and first probe for regulation: (0 to 100; 100=P1, 0=P2)
it allows to set the regulation according to the percentage of the first and second probe,
as for the following formula (rtr(P1-P2)/100 + P2).
CCt Compressor ON time during continuous cycle: (0.0 to 24h00min, res. 10min) allows
to set the length of the continuous cycle. Compressor stays on without interruption
during CCt time. This is useful, for instance, when the room is filled with new products.
CCS Set point for continuous cycle: (-55 to 150°C; -67 to 302°F) it sets the set point
used during the continuous cycle.
Con Compressor ON time with faulty probe: (0 to 255min) time during which the
compressor is active in case of faulty thermostat probe. With compressor is active in case of faulty thermostat probe. With Con=0 compressor is
always OFF.
CoF CoF Compressor OFF time with faulty probe: (0 to 255min) time during which the Compressor OFF time with faulty probe: (0 to 255min) time during which the
compressor is OFF in case of faulty thermostat probe. With compressor is OFF in case of faulty thermostat probe. With CoF=0 compressor is
always active.
DISPLAY
CF CF Temperature measurement unit: (°C; °F) °C = Celsius; °F = Fahrenheit. Temperature measurement unit: (°C; °F) °C = Celsius; °F = Fahrenheit.
WARNING: When the measurement unit is changed the SET point and the values of WARNING: When the measurement unit is changed the SET point and the values of
the parameters HY, LS, US, ot, ALU and ALL have to be checked and modified (if the parameters HY, LS, US, ot, ALU and ALL have to be checked and modified (if
necessary). necessary).
rES rES Resolution (for °C): (in=1°C; dE=0.1°C) allows decimal point display. Resolution (for °C): (in=1°C; dE=0.1°C) allows decimal point display.
Lod Lod Instrument display: (P1; P2, P3, P4, SET, dtr) it selects which probe is displayed by Instrument display: (P1; P2, P3, P4, SET, dtr) it selects which probe is displayed by
the instrument. P1 = Thermostat probe; P2 = Evaporator probe; the instrument. P1 = Thermostat probe; P2 = Evaporator probe; P3 = Third probe
(only for model with this option enabled); P4 = Fourth probe, SET = set point; dtr = (only for model with this option enabled); P4 = Fourth probe,
percentage of visualization. percentage of visualization.
dLY dLY Display delay: (0 to 20min00s; res. 10s) when the temperature increases, the Display delay: (0 to 20min00s; res. 10s) when the temperature increases, the
display is updated of 1°C or 1°F after this time. display is updated of 1°C or 1°F after this time.
dtr dtr Percentage of the second and first probe for visualization when Lod=dtr: (0 to Percentage of the second and first probe for visualization when Lod=dtr:
99; 100=P1, 0=P2) if Lod=dtr 99; 100=P1, 0=P2) if Lod=dtr it allows to set the visualization according to the
percentage of the first and second probe, as for the following formula ( percentage of the first and second probe, as for the following formula (dtr(P1-P2)/100
+ P2). + P2).
DEFROST DEFROST
EdF EdF Defrost mode (only for controller with RTC): Defrost mode (only for controller with RTC):
- rtC: Real Time Clock mode. Defrost time follows Ld1 to Ld6 parameters on
workdays and Sd1 to Sd6 on holidays.
- in: interval mode. The defrost starts when the time idf is expired.
dFP Probe selection for defrost termination: (nP; P1; P2; P3; P4) nP = no probe;
P1 =thermostat probe; P2 = evaporator probe; P3 =configurable probe; P4 = Probe on
Hot Key plug.
dtE Defrost termination temperature: (-55 to 50°C; -67 to 122°F) (enabled only when
EdF=Pb) sets the temperature measured by the evaporator probe, which causes the
end of defrost.
idF Interval between defrost cycles: (0 to 120hours) determines the interval of time
between two defrost cycles.
MdF (Maximum) length for defrost: (0 to 255min) when P2P=n, (not evaporator probe:
timed defrost) it sets the defrost duration. When P2P=Y (defrost end based on
temperature) it sets the maximum length for defrost.
dFd Temperature displayed during defrost: (rt; it; SEt; dEF) rt = real temperature;
it = temperature at defrost start; SEt = set point; dEF = "dEF" label.
dAd MAX display delay after defrost: (0 to 255min) sets the maximum time between the
end of defrost and the restarting of the real room temperature display.
FANS
FnC Fans operating mode: (C-n; o-n; C-Y; o-Y) C-n = runs with the compressor, OFF
during defrost; o-n = continuous mode, OFF during defrost; C-Y = runs with the
compressor, ON during defrost; o-Y = continuous mode, ON during defrost.
Fnd Fans delay after defrost: (0 to 255min) interval between end of defrost and evaporator
fans start.
FCt Temperature differential to avoid fan short cycles: (0 to 59°C; 0 to 90°F) (N.B.:
FCt=0 means function disabled) if the difference of temperature between the evaporator
and the room probes is higher than FCt value, the fans will be switched on.
FSt Fans stop temperature: (-55 to 50°C; -67 to 122°F) setting of temperature, detected
by evaporator probe, above which fans are always OFF.
Fon Fan ON time: (0 to 15min) with Fnc=C_n or C_Y, (fan activated in parallel with
compressor) it sets the evaporator fan ON cycling time when the compressor is off. With
Fon=0 and FoF≠0 the fan are always off, with Fon=0 and FoF=0 the fan are always
off.
FoF Fan OFF time: (0 to 15min)
With FnC=C_n or C_Y, (fan activated in parallel with compressor) it sets the evaporator
fan off cycling time when the compressor is off.
With Fon=0 and FoF≠0 the fan are always off, with Fon=0 and FoF=0 the fan are
always off.
FAP Probe selection for fan management: (nP; P1; P2; P3; P4) nP = no probe;
P1 =thermostat probe; P2 = evaporator probe; P3 =configurable probe; P4 = 4th Probe.
XW30LH – XW30LRH 2/5