Power absorption: 3VA max
Display: 3 digits, red LED, 14.2 mm high; Inputs: Up to 3 NTC or PTC probes
Digital input: free voltage contact
Relay outputs:
Compressor: SPST 8(3) A, 250Vac; or 20(8)A 250Vac
Defrost: SPDT 8(3) A, 250Vac
AUX: SPST 8(3) A
Data storing: on the non-volatile memory (EEPROM).
Kind of action: 1B; Pollution degree: 2; Software class: A
Rated impulsive voltage: 2500V;
Overvoltage Category: II
Operating temperature: 0 to 60°C;
Storage temperature: -30 to 85°C
Relative humidity: 20 to 85% (no condensing)
Measuring and regulation range:
NTC probe: -40 to 110°C (-40 to 230°F)
PTC probe: -50 to 150°C (-58 to 302°F)
Resolution: 0.1°C or 1°C or 1 °F (selectable)
Accuracy (ambient temp. 25°C): ±0.7 °C ±1 digit
9. CONNECTIONS
The X-REP output excludes the TTL output.. It's present in the following codes:
XR50CH- xx2xx, XR50CH –xx3xx;
9.1 XR50CH – 20A COMPRESSOR
12Vac/dc supply: connect to the terminals 4 and 5.
24Vac/dc supply: connect to the terminals 4 and 5.
120Vac supply: connect to the terminals 4 and 5.
10. DEFAULT SETTING VALUES
Label
Name
Set
Set point
Hy Differential
LS Minimum set point
US Maximum set point
Ot Thermostat probe calibration
P2P Evaporator probe presence
OE Evaporator probe calibration
P3P Third probe presence
O3 Third probe calibration
P4P Fourth probe presence
O4 Fourth probe calibration
OdS Outputs delay at start up
AC Anti-short cycle delay
rtr P1-P2 percentage for regulation
CCt Continuos cycle duration
CCS Set point for continuous cycle
COn Compressor ON time with faulty probe
COF Compressor OFF time with faulty probe
CF Temperature measurement unit
rES Resolution
Lod Probe displayed
dLy Display temperature delay
dtr P1-P2 percentage for disply
tdF Defrost type
dFP Probe selection for defrost termination
dtE Defrost termination temperature
IdF Interval between defrost cycles
MdF (Maximum) length for defrost
dSd Start defrost delay
dFd Displaying during defrost
dAd MAX display delay after defrost
Fdt Draining time
dPo
First defrost after startup
dAF Defrost delay after fast freezing
Fnc Fan operating mode
Fnd Fan delay after defrost
Fct Differential of temperature for forced
activation of fans
FSt Fan stop temperature
Fon Fan on time with compressor off
FoF Fan off time with compressor off
FAP Probe selection for fan management
ALc Temperat. alarms configuration
manuale RNC 2018 277
Range
°C/°F
LS÷US
-5.0
0,125.5°C/ 1 255°F
2.0
-50°CSET/-58°FSET
-50.0
SET110°C/ SET 230°F
110
-1212°C /-120120°F
0.0
n=not present; Y=pres.
Y
-1212°C /-120120°F
0.0
n=not present; Y=pres.
N
0
-1212°C /-120120°F
n=not present; Y=pres.
N
-1212°C /-120120°F
0
0÷255 min
0
0 50 min
1
0 ÷ 100 (100=P1 , 0=P2)
100
0.0÷24.0h
0.0
(-55.0÷150,0°C) (-67÷302°F)
-5
0 255 min
15
0 255 min
30
°C °F
°C
in=integer; dE= dec.point
dE
P1;P2
P1
0 ÷ 20.0 min (10 sec.)
0
1 ÷ 99
50
EL=el. heater; in= hot gas
EL
nP; P1; P2; P3; P4
P2
-50 50 °C
8
1 120 ore
6
0 255 min
30
0÷99min
0
rt, it, SEt, DEF
It
0 ÷ 255 min
30
0÷120 min
0
n=after IdF; y=immed.
N
0 ÷ 23h e 50'
0.0
C-n, o-n, C-y, o-Y
o-n
0÷255min
10
0÷50°C
10
-50÷50°C/-58÷122°F
2
0÷15 (min.)
0
0÷15 (min.)
0
nP; P1; P2; P3; P4
P2
rE= related to set;
Ab
Ab = absolute
ALU MAXIMUM temperature alarm
ALL Minimum temperature alarm
AFH Differential for temperat. alarm recovery
ALd Temperature alarm delay
dAO Delay of temperature alarm at start up
AP2 Probe for temperat. alarm of condenser
AL2 Condenser for low temperat. alarm
AU2 Condenser for high temperat. alarm
AH2 Differ. for condenser temp. alar. recovery [0,1°C ÷ 25,5°C] [1°F ÷ 45°F]
Ad2 Condenser temperature alarm delay
dA2 Delay of cond. temper. alarm at start up
Compr.
off
bLL
temperature alarm
Compr.
off
AC2
temperature alarm
i1P Digital input polarity
i1F Digital input configuration
did Digital input alarm delay
Nps Number of activation of pressure switch
odc Compress status when open door
rrd Regulation restart with door open alarm
HES Differential for Energy Saving
Adr Serial address
PbC Kind of probe
onF on/off key enabling
dP1 Room probe display
dP2 Evaporator probe display
dP3 Third probe display
dP4 Fourth probe display
rSE Valore set operativo
rEL Software release
Ptb Map code
- - -
Pr1
Pr2
Pr2
Pr1
Pr1
Pr2
Pr2
Pr2
Pr2
Pr2
Pr2
Pr1
Pr2
Pr2
Pr2
Pr2
Pr2
Pr2
Pr1
Pr2
Pr2
Pr2
Pr1
Pr2
Pr1
Pr1
Pr1
Pr2
Pr2
Pr2
Pr2
Pr2
Pr2
Pr1
Pr1
Pr2
Pr1
Pr2
Pr2
Pr2
Pr2
XR50CH
Set110.0°C; Set÷230°F
-50.0°CSet/ -58°FSet
(0,1°C÷25,5°C) (1°F÷45°F)
0 255 min
0 23h e 50'
nP; P1; P2; P3; P4
(-55 ÷ 150°C) (-67÷ 302°F)
(-55 ÷ 150°C) (-67÷ 302°F)
0 ÷ 254 (min.) , 255=nU
0.0 ÷ 23h 50'
for
condenser
low
n(0) - Y(1)
for
condenser
high
n(0) - Y(1)
oP=opening;CL=closing
EAL, bAL, PAL, dor; dEF; Htr,
AUS
0÷255min
0 ÷15
no; Fan; CPr; F_C
n – Y
(-30°C÷30°C) (-54°F÷54°F)
0÷247
Ptc; ntc
nu, oFF; ES
--
--
--
--
actual set
--
--
110
Pr1
-50.0
Pr1
1
Pr2
15
Pr2
1.3
Pr2
P4
Pr2
-40
Pr2
110
Pr2
5
Pr2
15
Pr2
1,3
Pr2
n
Pr2
n
Pr2
cL
Pr1
Dor
Pr1
15
Pr1
15
Pr2
F_C
Pr2
Y
Pr2
0
Pr2
1
Pr2
Ntc
Pr1
Nu
Pr2
--
Pr2
--
Pr1
--
Pr1
--
Pr1
--
Pr2
--
Pr2
--
Pr2
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