1592026601 XWi70K STD FULL EN r1.6 2022.07.29.docx XWi70K 6/15
Evaporator fan stop temperature: (-55 to 50°C; -67 to 122°F) setting of temperature,
detected by evaporator probe. Above this temperature value fans are always OFF.
NOTE: it works only for the evaporator fan, NOT for the condenser fan.
Evaporator fan regulator differential: (0.1 to 25.5°C; 1 to 45°F) evaporator fan will
stop when the measured temperature (from FAP) is T<FSt-HYF.
Evaporator fan operating mode: (Cn; on; CY; oY)
• Cn = runs with the compressor, duty-cycle when compressor is OFF (see FoF,
Fon, FF1 and Fo1 parameters) and OFF during defrost
• on = continuous mode, OFF during defrost
• CY = runs with the compressor, duty-cycle when compressor is OFF (see FoF,
Fon, FF1 and Fo1 parameters) and ON during defrost
• oY = continuous mode, ON during defrost
Evaporator fan delay after defrost cycle: (0 to 255 min) delay before fan activation
after any defrosts.
Differential temperature for cyclic activation of evaporator fans: (0 to 50°C; 0 to
90°F)
Evaporator fan controlled during defrost: (n; Y)
Evaporator fan ON time in normal mode (with compressor OFF): (0 to 15 min) used
when energy saving status is not active.
Evaporator fan OFF time in normal mode (with compressor OFF): (0 to 15 min)
used when energy saving status is not active.
Evaporator fan working hours (x100) for maintenance alarm: (0 to 999) set the
warning interval for maintenance. NOTE: internal value is multiplied by 100.
Evaporator fan maintenance function reset: (n; Y) change to Y and confirm with SET
button to reset condenser fan maintenance warning. LA1 interval will be reloaded.
Probe selection for condenser fan: (nP; P1; P2; P3; P4) nP=no probe; Px=probe “x”.
Set Point 2 regulation (for condenser fan): (-55 to 50°C; -67 to 122°F) setting of
temperature detected by evaporator probe. Above this value of temperature fans are
always OFF.
Set Point 2 differential (for condenser fan): (0.1 to 25.5°C; 1 to 45°F) differential for
evaporator ventilator regulator
Condenser fan operating mode: (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
Condenser fan deactivation delay: (0 to 999 sec) interval with condenser fan on after
stopping compressor and when FCC=C-n or C-Y
Condenser fan working hours (x100) for maintenance alarm: (0 to 999) set the
warning interval for maintenance. NOTE: internal value is multiplied by 100.
Condenser fan maintenance alarm reset: change to Y and confirm with SET button
to reset condenser fan maintenance warning. LA2 interval will be reloaded.
Type of control for auxiliary regulator: (CL; Ht) CL = cooling; Ht = heating.
Set Point for auxiliary regulator: (-100.0 to 150.0°C; -148 to 302°F) it defines the room
temperature set point to switch auxiliary relay.
Auxiliary regulator differential: (0.1 to 25.5°C; 1 to 45°F) differential for auxiliary
output set point.
• ACH=CL, AUX Cut in is [SAA+SHY]; AUX Cut out is SAA.
• ACH=Ht, AUX Cut in is [SAA–SHY]; AUX Cut out is SAA.
Probe selection for auxiliary regulator: (nP; P1; P2; P3; P4) nP = no probe, the
auxiliary relay is switched only by the digital input; Px=probe “x”. Note: P4=Probe on Hot
Key plug.
Auxiliary regulator disabled during any defrost cycle: (n; Y) n = the auxiliary relay
operates during defrost. Y = the auxiliary relay is switched off during defrost.
Base time for parameters Ato and AtF: (SEC; Min) SEC = base time is in seconds;
Min = base time is in minutes.
Interval of time with auxiliary output ON: (0 to 255) valid if oAx=tiM, x=0,1,2,3,4 or if
xAo=tiM, x=1, 2
Interval of time with auxiliary output OFF: (0 to 255) valid if oAx=tiM, x=0,1,2,3,4 or
if xAo=tiM, x=1, 2
Type of analogue output 1: (VLt; Cur) VLt = 0-10Vdc; Cur = 4-20mA
Minimum value for analogue output 1: (0 to 100%) output value at the beginning of
the scale
Maximum value for analogue output 1: (0 to 100%) output value at the end of the
scale
Interval of time with analogue output 1 (maximum value): (0 to 255 sec) analogue
output is forced at 100%, after any activation, for 1At seconds.
Type of analogue output 2: (VLt; Cur) VLt = 0-10Vdc; Cur = 4-20mA
Minimum value for analogue output 2: (0 to 100%) output value at the beginning of
the scale
Maximum value for analogue output 2: (0 to 100%) output value at the end of the
scale
Interval of time with analogue output 2 (maximum value): (0 to 255 sec) analogue
output is forced at 100%, after any activation, for 2At seconds.
Probe selection for temperature alarms: (nP; P1; P2; P3; P4) nP=no probe; Px=probe
“x”. Note: P4=Probe on Hot Key plug.
Temperature alarm configuration: (Ab, rE) Ab = absolute; rE = relative.
High 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.
Low temperature alarm: when this temperature is reached, the alarm is enabled after
the Ad delay time.
• If ALC=Ab → -100.0°C to ALU or -148°F to ALU.
• If ALC=rE → 0.0 to 50.0°C or 0 to 90°F.
Temperature alarm differential: (0.1 to 25.0°C; 1 to 45°F) alarm differential.
Temperature alarm delay: (0 to 255 min) delay time between the detection of an alarm
condition and the relative alarm signalling.
Temperature alarm delay with door open: (0 to 255 min) delay between the detection
of a temperature alarm condition and the relative alarm signaling, after starting up the
instrument.
Temperature alarm delay 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 starting up the instrument.
Temperature alarm delay with open door: (0 to 255 min)
Probe selection for second temperature alarm: (nP; P1; P2; P3; P4) nP=no probe;
Px=probe “x”. Note: P4=Probe on Hot Key plug.
Second low temperature alarm: (-100.0 to 150.0°C; -148 to 302°F)
Second high temperature alarm: (-100.0 to 150.0°C; -148 to 302°F)
Second temperature alarm differential: (0.1 to 25.0°C; 1 to 45°F)
Second temperature alarm delay: (0 to 254 min; 255 = not used) delay time between
the detection of a condenser alarm condition and the relative alarm signalling.
Second temperature alarm delay at start-up: (0.0 to 24h00min, res. 10 min)
Temperature alarm 2 disabled during every defrost and dripping phase: (n; Y)
Compressor OFF due to second low temperature alarm: (n; Y) n = the compressor
keep on working; Y = the compressor is switched off while the alarm is ON; in any
case, the regulation restarts if delay AC is elapsed.
Compressor OFF due to second high temperature alarm: (n; Y) n = the
compressor keep on working; Y = the compressor is switched off while the alarm is
ON; in any case, the regulation restarts if delay AC is elapsed.
Differential for anti-freezing control: (0.0to 25.5°C; 0 to 45°F) the regulation stops if
T<SET-SAF. NOTE: 0 = function disabled.
Alarm relay deactivation: (n; Y) n = no, it is not possible to deactivate neither the
buzzer nor any digital output set as an alarm; Y = yes, it is possible to deactivate both
the buzzer and the digital output set as an alarm.
Buzzer muting: (n; Y) n = disabling buzzer deactivation; Y = enabling buzzer
deactivation.
OUTPUT CONFIGURATIONS – oUt
Relay output oAx configuration: (nu; onF; dEF; Fan; Alr; LiG; AuS; db; CP1; CP2;
dF2; HES; Het; inV; tiM; Cnd)
• nu = not used
• onF = always on with instrument on
• dEF = defrost
• FAn = evaporator Fan
• ALr = alarm
• LiG = light
• AuS = auxiliary output
• db = neutral zone
• CP1 = ONOFF compressor
• CP2 = second ONOFF compressor
• dF2 = second defrost
• HES = energy saving
• HEt = heater output control
• inV = inverter output, relay activated only when inverter is running
(compressor speed > 0)
• tiM = timed mode activation
• Cnd = condenser fan.
• Relay output oA5 configuration: (nu; onF; dEF; FAn; ALr; LiG; AuS; dF2;
HES; tiM; Cnd;)
• nu = not used
• onF = always on with instrument on
• dEF = defrost
• FAn = evaporator Fan
• ALr = alarm
• LiG = light
• AuS = auxiliary output
• dF2 = second defrost
• HES = energy saving
• tiM = timed mode activation
• Cnd = condenser fan.
Analogue output 1 configuration (4-20mA; 0-10Vdc): (nu, tiM, FAn, AUS, ALr,
Cnd)
• nu = not used
• tiM = timed mode
• FAn = linked to the evaporator fan regulator
• AUS = linked to the auxiliary regulator
• ALr = linked to any alarm condition
• Cnd = linked to the condenser fan regulator
Analogue output 2 configuration: (4-20mA; 0-10Vdc): (nu, tiM, FAn, AUS, ALr,
Cnd)
• nu = not used
• tiM = timed mode
• FAn = linked to the evaporator fan regulator
• AUS = linked to the auxiliary regulator
• ALr = linked to any alarm condition
• Cnd = linked to the condenser fan regulator
NOTE: always set 3Ao=nu before using 2Ao analogue output
Analogue output 3 configuration: (nu; FrE; ALr)
• nu = not used
• FrE = frequency output for variable speed compressors
NOTE: when 3Ao is set, 2Ao is automatically deactivated
Alarm relay polarity: (oP; CL) oP = alarm activated by closing the contact; CL =
alarm activated by opening the contact
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