Emerson DIXELL XR30CHC

1592034030 XR30CHC EN r1.0 2019.01.31 XR30CHC 3/6
LS
Minimum Set Point: (-100.0°C to SET; -148°F to SET) sets the minimum value for the set
point.
US
Maximum Set Point: (SET to 200.0°C; SET to 392°F) set the maximum value for set point.
HY
Differential in normal mode: (0.1 to 25.0°C; 1 to 45°F) differential for set point. Compressor
Cut-IN is T > SET + HY. Compressor Cut-OUT is T<=SET.
HYE
Differential in energy saving mode: (0.1 to 25.0°C; 1 to 45°F) differential for set point.
Compressor Cut-IN is T > SET + HES + HYE. Compressor Cut-OUT is T<= SET + HES.
odS
Outputs delay activation after power on: (0 to 255 min) this function is enabled after the
power-on of the instrument and delays output activations.
AC
Anti-short cycle delay: (0 to 50 min) minimum interval between a compressor stop and the
following restart.
rtr
Percentage for regulation: 100=P1 only; 0=P2 only
CCt
Maximum duration for pull down: (0.0 to 23h50min, res. 10min) after elapsing this interval of
time the super cooling function is immediately stopped
CCS
Differential for pull down: (-12.0 to 12.0°C; -21 to 21°F) during any super cooling phase the
regulation SETPOINT is moved to SET+CCS (in normal mode) or to SET+HES+CCS (in
energy saving mode)
oHt
Overheating before activating the pull-down function (when in normal mode): (1.0 to
12.0°C; 1 to 21°F) this is the upper threshold limit used to activate the super cooling function.
oHE
Overheating before activating the pull-down function (when in energy saving mode): (1.0
to 12.0°C; 1 to 21°F) this is the upper threshold limit used to activate the super cooling
function.
Con
Compressor ON time with faulty probe: (0 to 255 min) time during which the compressor is
active in case of faulty thermostat probe. With CY=0 compressor is always OFF.
CoF
Compressor OFF time with faulty probe: (0 to 255 min) time during which the compressor is
OFF in case of faulty thermostat probe. With Cn=0 compressor is always active.
PROBE SETUP - Prb
PbC
Probe selection: ntC; PtC; Pt1000
ot
Probe P1 calibration: (-12.0 to 12.0°C; -21 to 21°F) allows to adjust any possible offset of the
first probe.
P2P
Evaporator probe presence: n = not present; Y = the defrost stops by temperature.
oE
Evaporator probe calibration: -12.0 to 12.0°C; -21 to 21°F) allows to adjust any possible
offset of the third probe.
P3P
Third probe presence: n = not present; Y = the defrost stops by temperature.
o3
Third probe calibration: -12.0 to 12.0°C; -21 to 21°F) allows to adjust any possible offset of
the third probe.
DISPLAY - diS
iCo
Enabling icon visualisation: (n; Y) the icons can be hidden during normal functioning
CF
Temperature measurement unit: (°C; °F) °C = Celsius; °F = Fahrenheit.
rES
Resolution (only for °C): (dE; in) dE = decimal; in = integer.
Lod
Probe displayed: (P1; P2; P3; P4; SEt; dtr; USr) Px=probe “x”; SEt=set point; dtr=do not
use it; USr=do not use it.
dLY
Temperature visualization delay: (0.0 to 20min00sec, res. 10 sec) when the temperature
increases, the display is updated of 1°C or 1°F after this time.
dtr
Visualization percentage = F(P1;P2): (0 to 100) with dtr=1 the display will show this value
VALUE=0.01*P1+0.99*P2
DEFROST - dEF
idF
Interval between two consecutive defrost cycles: (0 to 255 hours) determines the time
interval between the beginnings of two defrosting cycles.
MdF
Maximum length for defrost: (0 to 255 min; 0 means no defrost) when P2P=n (no evaporator
probe presence) it sets the defrost duration, when P2P=Y (defrost end based on evaporator
temperature) it sets the maximum length for defrost.
dSd
Start defrost delay: (0 to 255 min) delay in defrost activation.
dFd
Display during defrost: (rt; it; SP; dF) rt = real temperature; it = start defrost temperature;
SP = SET-POINT; dF = label “dF”.
dAd
Max delay for updating display after any defrost: (0 to 255 min) delay before updating the
temperature on the display after finishing any defrost.
Fdt
Draining time: (0 to 255 min)
dPo
First defrost after start-up: (n; Y) to enable defrost at power on.
dAF
Defrost delay after freezing: (0.0 to 24h00min, res. 10 min) delay before activating a defrost.
od1
Automatic defrost (at the beginning of any energy saving mode): (n; Y) n=function
disabled; Y=function enabled
FAN - FAn
FAC
Probe selection for condenser fan management: nP=no probe; P1=probe Pb1; P2=probe
Pb2; P3=probe Pb3; P4=probe Pb4 on Hot Key plug.
St2
Condenser fan stop temperature: (-55 to 50°C; -67 to 122°F) setting of temperature,
detected by evaporator probe. Over this value of temperature fans are always OFF.
HY2
Differential for condenser fan: (0.1 to 25.5°C; 1 to 45°F) differential for evaporator ventilator
regulator
FCC
Condenser fan mode operation: (Cn; on; CY; oY)
• Cn = runs with the compressor and OFF during defrost
• on = continuous mode, OFF during defrost
• CY = runs with the compressor and ON during defrost
• oY = continuous mode, ON during defrost
ALARMS - ALr
ALP
Temperature alarms probe selection: (P1, P2, P3, P4)
ALC
Temperature alarms configuration: (Ab, rE) Ab = absolute; rE = relative.
ALU
Maximum temperature alarm: when this temperature is reached, the alarm is enabled after
the Ad delay time.
• If ALC=Ab  ALL to 150.0°C or ALL to 302°F.
• If ALC=rE  0.0 to 50.0°C or 0 to 90°F.
ALL
Minimum temperature alarm: when this temperature is reached, the alarm is enabled after the
Ad delay time.
• If ALC=Ab  -55.0°C to ALU or -67°F to ALU.
• If ALC=rE  0.0 to 50.0°C or 0 to 90°F.
AFH
Differential for temperature alarm recovery: (0.1 to 25.0°C; 1 to 45°F) differential for alarms.
ALd
Temperature alarm delay: (0 to 255 min) delay time between the detection of an alarm
condition and the relative alarm signalling.
dot
Delay of temperature alarm with door open: (0.0 to 24h00min, res. 10 min) delay time
between the detection of a temperature alarm condition and the relative alarm signalling, after
powering on the instrument.
dAo
Delay of temperature alarm at start up: (0.0 to 24h00min, res. 10 min) delay time between
the detection of a temperature alarm condition and the relative alarm signalling, after powering
on the instrument.
CONDENSER TEMPERATURE ALARM - ALr
AP2
Probe selection for second temperature alarms: (nP; P1; P2; P3; P4) nP=no probe;
P1=thermostat probe; P2=evaporator probe; P3=do not use it; P4=Probe on Hot Key plug
AU1
Second high temperature pre-alarm: (-55.0 to 150.0°C; -67 to 302°F)
AH1
Differential for second temperature pre-alarm recovery: (0.1 to 25.0°C; 1 to 45°F)
Ad1
Second temperature pre-alarm delay: (0 to 255 min; 255 = not used) delay time between the
detection of a condenser pre-alarm condition and the relative alarm signaling.
AL2
Second low temperature alarm: (-55.0 to 150.0°C; -67 to 302°F)
AU2
Second high temperature alarm: (-55.0 to 150.0°C; -67 to 302°F)
AH2
Differential for second temperature alarm recovery: (0.1 to 25.0°C; 1 to 45°F)
Ad2
Second temperature alarm delay: (0 to 255 min; 255 = not used) delay time between the
detection of a condenser alarm condition and the relative alarm signaling.
dA2
Delay for second temperature alarm at start up: (0.0 to 24h00min, res. 10 min)
bLL
Compressor off because of second low temperature alarm: (n; Y) n = no, compressor
keeps on working; Y = yes, compressor is switched off till the alarm is present, in any case
regulation restarts after AC time at minimum.
AC2
Compressor off because of second high temperature alarm: (n; Y) n = no, compressor
keeps on working; Y = yes, compressor is switched off till the alarm is present, in any case
regulation restarts after AC time at minimum.
SAF
Differential for anti freezing control: (-12.0 to 12.0°C; -21.0 to 21.0°F) regulation sopped if
T<SET+SAF
DIGITAL OUTPUT MANAGEMENT - oUt
tbA
Alarm muting: (n; Y) to disable the (optional) buzzer and the output configured as alarm.
oAx
(x=1,2)
Output configuration: (nu; CP1; dEF; FAn; ALr; LiG; AUS; db; onF; HES; Cnd) nu=not
used; CP1=compressor; dEF=defrost; FAn=ventilators; ALr=alarm; LiG=light;
AUS=Auxiliary relay; onF=always on with instrument on; db=neutral zone; HES=night blinds;
Cnd=Condenser fan; CP2=second compressor; dF2=second defrost; HEt=heater control;
inV=do not use it.
AoP
Alarm relay polarity: (oP; CL) oP = alarm activated by closing the contact; CL = alarm
activated by opening the contact
DIGITAL INPUT - inP
ibt
Base time for digital inputs: (SEC; Min) SEC = seconds; Min = minutes. Delay for activating
the function linked to the digital inputs.
i1P
Digital input 1 polarity: (oP; CL) oP = activated by closing the contact; CL = activated by
opening the contact.
i1F
Digital input 1 configuration: (nu; dor; dEF; AUS; ES; EAL; bAL; PAL; FAn; HdF; onF; LiG;
CC; EMt)
• nu=not used
• dor = door switch function
• dEF = defrost activation
• AUS = auxiliary output
• ES = energy saving mode activation
• EAL = external warning alarm
• bAL = external lock alarm
• PAL = external pressure alarm
• FAn = evaporator fan control
• HdF = holiday defrost
• onF = ON/OFF status change
• LiG = light output control
• CC = change configuration (between C1 and C2)
• EMt = do not use it
did
Digital inputs 1 alarm delay: (0 to 255) it is the delay between the detection of an external
event and the activation of the relative function.
i2P
Digital input 2 polarity (if d.i.2 present): (oP; CL) oP = activated by closing the contact; CL =
activated by opening the contact.
i2F
Digital input 2 configuration: (nu; dor; dEF; AUS; ES; EAL; bAL; PAL; FAn; HdF; onF; LiG;
CC; EMt)
• nu=not used
• dor = door switch function
• dEF = defrost activation
• AUS = auxiliary output
• ES = energy saving mode activation
• EAL = external warning alarm
• bAL = external lock alarm
• PAL = external pressure alarm
• FAn = evaporator fan control
• HdF = holiday defrost
• onF = ON/OFF status change
• LiG = light output control
• CC = change configuration (between C1 and C2)
• EMt = Motion detector
d2d
Digital inputs 2 alarm delay: (0 to 255) it is the delay between the detection of an external
event and the activation of the relative function.
nPS
Number of external pressure alarms before stopping the regulation: (0 to 15) after
reaching nPS events in the digital input alarm delay (par. dxd) the regulation will be stopped
and a manual restart (ON/OFF, power OFF and power ON) will be required
odC
Compressor and fan status after door opening: (no; FAn; CPr; F-C): no = normal;
FAn = Fans OFF; CPr = Compressor OFF; F-C = Compressor and fans OFF.
rrd
Regulation restart after door open alarm: (n; Y) n = no regulation if door is opened; Y = when
did is elapsed, regulation restarts even if a door open alarm is present.
LCi
Light output controlled by digital input: (0 to 255 min) a digital input event will activate the
light output and the output will stay ON for this interval
ENERGY SAVING - ES
HES
Differential for energy saving mode: (-30.0 to 30.0°C; -54 to 54°F) it sets the increasing
value of the set point during the Energy Saving cycle.