XR01CX - XR02CX - XR03CX - XR04CX - XR06CX
Contents
1. ry Supply Comp Def A 16FLA 96LRA 20 8 A 250V XRO6CX 8A COMP expire 9 5 HIDDEN MENU The hidden menu includes all the parameters of the instrument HOW TO ENTER THE HIDDEN MENU An additional parameter FS provides the setting of temperature detected by the evaporator probe above which the fans are always OFF This is used to make sure circulation of air only if When the digital input is configured as door switch iF do fans and compressor status SET Todisplay target set point in programming mode it selects a parameter or confirm 2 Push and immediately release the SET key or wait about 5s to return to normal visualisation 1 Enter the Programming mode by pressing the SET keys for 3s C or F LED starts NOTE the set value is stored even when the procedure is exited by waiting the time out to DEFAULT SETTING VALUES LABEL DESCRIPTION RANGE S US es an a Second probe presence n not present y present n y XRO1CX XRO2CX XRO3CX XRO4CX 5 0 3 0 5 0 0 30o 3 2 0 C 4 F 2 0 C 4 F 2 0 C 4 F 2 0 C 4 F 9 XRO6CX Hy 2 0 C 4 F 55 C Ee 55 F 55 C 55 C 55 C 55 C 55 F 55 F 55 F 55 F 99 C 99 F 99 C 99 F 99 C 99 F 99 C 99 F 99 i 9 9 9 9 C Second probe calibration 17 17 F Outputs activation delay at start up 0 99 min AC Cy 0 80 min 0799 min 0 99 in C F2. F 99 F 99 F 99 F 99 F 55 C ALU 55 C 55 C 55 C 55 C 55 C 67 F ALU 55 F 55 F 55 F 55 F 55 F 0 99 min 15 0 99 min T ans stop temperature Max temperature alarm AL Min temperature alarm Temperature alarm delay Exclusion of temp alarm at startup Silencing buzzer n silencing disabled alarm relay stays on till alarm conditions lasts y silencing enabled alarm relay is switched OFF by pressing a key during an alarm Auxiliary relay configuration dF defrost Fn Fans AL Alarm AU auxiliary dF Fn AL db neutral zone Au db fo 1 Enter the Programming mode by pressing the SET keys for 3s C or F LED starts blinking 2 Released the keys then push again the SET keys for more than 7s The L2 label will be Alarm relay polarity cL when active is closed OP when active is opened cL OP displayed immediately followed from the Hy parameter NOW YOU ARE IN THE HIDDEN MENU 3 Select the required parameter 4 Press the SET key to display its value 5 Use a or tochange its value 6 Press SET to store the new value and move to the following parameter To exit Press SET orwait 15s without pressing a key j Power Def Fan Comp Supply XR06CX 16A or 20A COMP keys pushed till the L2 message is displayed expire VICEVERSA 5 2 A 250Vac 16 5 A 250Vac First Level the decimal pointis on 9 6 TO LOCK THE KEYBOARD Keep pr
3. based controller suitable for 10 4 SWITCHING SECOND RELAY ON iF Au Only XRO3CX e Dixell Srl reserves the right to change the composition of its products even without notice applications on medium or low temperature ventilated refrigerating units It has three relay When o1 Au it switches on and offthe second relay ensuring the same and unchanged functionality outputs to control compressor fan and defrost which can be either electrical or reverse cycle 10 5 START DEFROST iF dF hot gas Itis also provided with 2 NTC probe inputs the first one for temperature control the re ee ee eee B to be located onto the evaporator to control the defrost termination temperature lt Starts a defrost if there are the right conditions After the defrost is finished the normal e Check the supply voltage is correct before connecting the instrument andto managed the fan and it s provided with configurable digital input With the HOTKEY regulation will restart only if the digital input is disabled otherwise the instrument will wait until e Do notexpose to water or moisture use the controller only within the operating limits avoiding p the dd safety time is expired E i i it s possible to program the instrumentin a quick and easy way sudden temperature changes with high atmospheric humidity to prevent formation of 10 6 INVERSION OF THE KIND OF ACTION HEATING COOLING iF Hc l mare condensation 6 REGULATION This function allows to invert
4. shall be mounted with the bulb upwards to prevent damages due to casual liquid Pollution grade 2 XR02CX XR03CX Defrost is performed through a simple stop of the compressor Parameter infiltration Itis recommended to place the thermostat probe away from air streams to correctly Software class A id controls the interval between defrost cycles while its length is controlled by parameter Md Measure the average room temperature Place the defrost termination probe among the Raced impulsive vottage 2300k XR04CX XR06CX Two defrost modes are valable fraudihe tapame evaporator fins in the coldest place where most ice is formed far from heaters or from the Overvoltage Category II td EL defrostthrough electrical heater compressor OFF Hialeah ener oe l td in hotgas defrost compressor ON ee Relative humidity 20 85 no condensing Other parameters are used to control the interval between defrost cycles id its maximum Measuring and regulation range NTC 40 110 C 40 230 F length Md and two defrost modes timed or controlled by the evaporator s probe Atthe end 43 4 HOWTO PROGRAM THE HOT KEY FROM THE INSTRUMENT UPLOAD Resolution 0 1 Cor1 C or 1 F selectable of defrost dripping time is started its length is set in the dt parameter With dt 0 the dripping 4 Program one controller with the front keypad aca Accuracy ambient temp 25 C 0 7 C 1 digit time is disabled 2 When the controller is ON insert the Hot ke
5. the regulation of the controller from cooling to heating and Housing self extinguishing ABS e Warning disconnect all electrical connections before any kind of maintenance viceversa Case frontal 32x74 mm depth 50 or 60mm e Fitthe probe where itis not accessible by the End User The instrument mustnotbe opened 6 1 THE REGULATION OUTPUT Only for XRO1CX Mounting panel mounting in a 71x29mm panel cut out In case of failure or faulty operation send the instrument back to the distributor or to Dixell The regulation is performed according to the temperature measured by probe The instrument 11 INSTALLATION AND MOUNTING Protection IP20 S r l see address with a detailed description of the fault is provided with the CH programmable parameter wich enables the user to set the regulation Frontal protection IP65 e Consider the maximum current which can be applied to each relay see Technical Data both for heating or cooling applications Connections Screw terminal block 2 5mm wiring e Ler 7 a e He power supply are separated and farenough si a oe al i Power supply Hache H e ik 10 24Vac dc 10 230Vac 10 f oe 5 z 110Vac 10 5 rd e Incase of applications in industrial environments the use of mains filters our mod FT1 in 6 2 COOLING APPLICATIONS Power absorption 3 5VA max parallel with inductive loads could be useful The regulation is performed according to the temperature measured by the thermostat probe Display 2
6. EMERSON 9 7 TO UNLOCK THE KEYBOARD 13 2 HOW TO PROGRAMAN INSTRUMENT USING HOT KEY DOWNLOAD Keep pressed together for more than 3s the and keys till the On message will be 1 Turn OFF the instrument displayed 2 Inserta programmed Hot Key into the 5 PIN receptacle and then turn the Controller ON 3 Automatically the parameter list of the Hot Key is downloaded into the Controller memory the do message is blinking followed a by flashing Ed The free voltage digital input is programmable in different configurations by the iF parameter 4 After 10 seconds the instrument will restart working with the new parameters 5 Remove the Hot Key NOTE the Er message is displayed for failed programming In this case push again key if XRO1CX XRO2ZCX XRO3CX XRO4CX XROG6CX 5 GENERAL DESCRIPTION Model XR01CX in 32x74x50 mm short format is a single stage temperature thermostat suitable for applications in the field of refrigeration or heating It provides a relay output to drive the compressor It is also provided with 1 NTC probe input and one digital input The 10 DIGITAL INPUTS instrument is fully configurable through special parameters that can be easily programmed through the keyboard or by the HOTKEY Model XRO2CX in 32x74x50 mm short format is a digital controller with off cycle defrost 40 1 DOOR SWITCH iF do XR03CX DIGITAL CONTROLLER WITH AUXILIARY RELAY designed for refrigeration applications at normal temperature It pro
7. O e H Anti short cy cle delay enabled AC parameter abe Defrost in progress gtt Flashing Dripping in progress XR03CX 8A or 20A COMP Sh a Fans output enabled if Flashing Fans delay after defrost CH Measurement unit Flashing Programming mode FRA Measurement unit Flashing Programming mode 9 1 HOWTO SEE THE SET POINT 1 Push and immediately release the SET key the set point will be showed 8 3 A 250Vac or 20 8 A 250Vac 8 3 A 250Vac HOT KEY Power Line B Line N C Supply Comp A 16FLA 96LRA 20 8 A 250V 9 2 HOW TO CHANGE THE SETPOINT 1 Push the SET key for more than 3 seconds to change the Set point value 2 The value ofthe set pointwill be displayed and the C or F LED starts blinking 3 To change the SET value pushthe or arrows within 10s 4 To memorise the new set point value push the SET key again or wait 10s T 9 3 HOW TO START A MANUAL DEFROST 8 i i Push the DEF key for more than 2 seconds and a manual defrost will start 20 8 A 250Vac 8 3 A 250Vac 9 4 HOW TO CHANGE A PARAMETER VALUE HOT KEY To change the parameter s value operate as follows 1l2l3 4 XR04CX 8A or 20A COMP blinking 2 Select the required parameter Press the SET key to display its value 3 Use a or tochange its value 4 Press SET to store the new value and move to the following parameter To exit Press SET a or wait 15s without pressing a key Power Line 8 Line N C ste
8. Sz y 1 15 30 amp E E en 20 CH a CF Measurement units C Celsius F Fahrenheit E C F C C F o O l lt oO 3 Oo o 7m re Resolution only for C dE decimal between 9 9 and 9 9 C in integer dE in d d dE E Ld Default display P1 thermostat probe P2 evaporator probe SP Set point P1 P2 SP P1 P1 dy Display delay 0 15 min sti type EL electrical heater compressor OFF in hot gas compressor EL in EL Defrost termination tem rooney 90D see 67 99 F 46 F 46 F Interval between def cycles 0 99h Max length for def When ot n not evap probe timed def it sets the def 0 duration when ot y def end based on temp it sets the max length for def Start defrost delay e during def rt real temp it start def temp St SET POINT dF label teineSP dF E Defrost at power on y at power on defrost starts n defrost doesn t start at power on 0 1 15 30 cL F E 20 0 99 min it 3 it n Fans operating mode cn in runs with the comp OFF during def on continuous mode OFF during def cY runs with the comp ON during def oY continuous mode ON during def ans delay after defrost cn on cY oY ad 5 i ae eje E EIES ESES E E 0 99 min a eT 55 50 C 2 0 GI 67 99 F 36 F ALL 99 C 99 C 99 C 99 C 99 C 99 C ALL 99 F 99
9. d is timed defrost The instrument is fully configurable through special parameters that can be easily irae ie be tees ea Se is HA programmed through the keyboard or the by HOTKEY As soon as the digital input is activated the unit will wait for di time delay before signalling the HA The XR04CX in 32x74x50 mm short format is microprocessor based controller suitable for EA alarm message The outputs status don t change The alarm stops just after the digital input 1 1 PLEASE READ BEFORE USING THIS MANUAL applications on normal or low temperature refrigerating units It provides two relay output one 4e activated e This manualis part of the product and should be kept near the instrument for easy and quick for compressor and the other one for defrost It provides two NTC probe inputs one for room 10 3 SERIOUS ALARM iF bA reference temperature and other one to control defrost termination The instrument is fully configurable When the digital input is activated the unit will wait for di delay before signalling the CA alarm The instrument shall not be used for purposes different from those described hereunder It through special parameters that can be easily programmed through the keyboard or by the message The relay outputs are switched OFF The alarm will stop as soon as the digital input is cannot be used as a safety device HOTKEY de activated Check the application limits before proceeding The XRO6CX format 32x74x60 mm is microprocessor
10. digits red LED 14 2 mm high 1 3 DISPOSAL OF THE PRODUCT with a positive differential from the set point if the temperature increases and reaches set 12 ELECTRICAL CONNECTIONS Inputs Up to 2 NTC i point plus differential the compressor is started and then turned off when the temperature Digital input free voltage contact The appliance or the product must be disposed of separately in accordance with N O aan i g put g the local waste disposal legislation in force reaches the setpoint value again The instruments are provided with screw terminal block to connect cables with a cross section Relay outputs compressor SPST 8 3 A 250Vac SPST 16 6 A 250Vac or 20 8 A 6 3 HEATING APPLICATIONS Only XR01CX up to 2 5 mm Before connecting cables make sure the power supply complies with the 250Vac The Hy value is automatically subtracted to the SET POINT If the temperature decreases and_ instrument s requirements Separate the probe cables from the power supply cables from the defrost aux SPDT 8 3 A 250Vac reaches set point minus differential the output is started and then turned off when the outputs and the power connections Do not exceed the maximum current allowed on each fan SPST 8 3 A 250Vac or SPST 5 2 A temperature reaches set point value again relay in case of heavier loads use a suitable external relay Data storing on the non volatile memory EEPROM 7 DEFROST 12 1PROBES Kind of action 1B lt IO The probes
11. e cooling holes 2 FRONT PANEL warmest place during defrost to prevent premature defrost termination 13 HOW TO USE THE HOT KEY 3 DIMENSIONS AND CUT OUT With FC parameter it can be selected the fans functioning e FC cn will switch ON and OFF with the compressor and not run during defrost e FC on fans will run even ifthe compressor is off and not run during defrost After defrost there is a timed fan delay allowing for drip time set by means of the Fd parameter e FC cy fans will switch ON and OFF with the compressor and run during defrost e FC oY fans will run continuously also during defrost his temperature is lower than setin FS 8 1 FANS AND DIGITAL INPUT depends on the dC parameter value dC no normal regulation dC Fn fans OFF dC cP compressor OFF dC Fc compressor and fans OFF When rd y the regulation restart with door open alarm 9 FRONT PANEL COMMANDS an operation 4 CONNECTIONS hs To start a manual defrost ZX __s nprogramming mode it browses the parameter codes or increases the displayed XR01CX XRO2CX 8A or 20A COMP value In programming mode it browses the parameter codes or decreases the displayed aux value 8 3 A 250Vac KEYS COMBINATION W A lolockorunlock the keyboard or 20 8 A 250Vac SET 57 Toenter in programming mode SET A Toreturn to room temperature display 5 5 N Power Line LED MODE DESCRIPTION Z Supply Comp ak On Compressor enabled GR
12. essed for morethan 3sthe a and keys HOT KEY WI 16FLA 96LRA Aad e i than 3s the OF message will be displayed 20 8 A 250V Fan Comp Supply Def NOTE1 if none parameter is present in L1 after 3s the nP message is displayed Keep the NOTE2 the set value is stored even when the procedure is exited by waiting the time out to HOW TO MOVE A PARAMETER FROM THE HIDDEN MENU TO THE FIRST LEVEL AND Each parameter present in the HIDDEN MENU can be removed or put into THE FIRST LEVEL user level by pressing SET In HIDDEN MENU when a parameter is present in The OF message will be displayed and the keyboard will be locked If a key is pressed more Digital input polarity oP activated by closing the contact cL activated by L oP opening the contact oe cL v wo o BGE ca lef rare noe P iT pos a a ae a ee a ae lt l 3 Digital input configuration EA external alarm EA message is displayed EA bA do bA serious alarm CA message is displayed do door switch function dF Au db dF def activation Au not used Hc inversion of the kind of action Digital input delay With iF EL or bA delay between the detection of the external alarm condition and its signalling With iF do it represents the delay to 0 99 min activate the door open alarm 5 Comp and fan status when open door no normal Fn Fans OFF no Fn cP cP Comp OFF Fc Comp and fa
13. ns OFF Fc a O no F Regulation with door open n no regulation if door is opened Y when di is 15 cL 15 C elapsed regulation restarts even if door open alarm is present y n Y y 1 hermostat probe display Read only vaporator probe display Read only 5 arameter code table Read only L irmware release Read only
14. vides a relay output to XR04CX DIGITAL CONTROLLER WITH DEFROST RELAY drive the compressor Itis also provided with 1 NTC probe input and one the digital input The un ee as on r you want to restart the upload again or remove the Hot key to abort the operation XROG6CX DIGITAL CONTROLLER WITH DEFROST AND FANS MANAGEMENT instrument is fully configurable through special parameters that can be easily programmed ofr through the keyboard or by the HOTKEY Since the door is opened after the delay time set through parameter di the door alarm is The XRO3CX in 32x74x50 mm short format is microprocessor based controller suitable for enabled the display shows the message dA and the regulation restarts if rd y The alarm CE _ EN13485S A1 2 XR01CX DIGITAL THERMOSTAT XR02CX DIGITAL CONTROLLER WITH OFF CYCLE DEFROST 14 ALARM SIGNALLING IPARA WILD icati igerating uni i OUTPUTS applications on normal temperature refrigerating units It provides two relay output one for stops as soon as the external digital input is disabled again With the door open the high and ae Ta he fal C a E compressor and the other one for alarm signalling or as auxiliary output It provides an NTC low temperature alarms are disabled Pt Room probe failure Compressor output according to Cy and Cn probe input and a digital input for alarm signalling for switching the auxiliary output or for start 40 2 EXTERNAL ALARM iF EA Evaporator probe failure Defrost en
15. y and push a key the uP message appears followed a by flashing Ed 8 FANS Only XRO6CX 3 Push SET key and the Ed will stop flashing Emerson Climate Technologies Solutions Suzhou Co Ltd 4 Turn OFF the instrument remove the Hot Key then turn it ON again No 20 Building Chuangtou Industrial Workshop NOTE the Er message is displayed for failed programming In this case push again key if Yang he Road Suzhou Industrial Park Jiangsu China 215122 you want to restart the upload again or remove the Hot key to abort the operation T 86 512 85550600 F 86 512 85550620 www emersonclimate com cn CAIICN SZ02 1599010030 V 1 0 2013 07 17 OPERATING MANUAL 1 GENERAL WARNINGS 14 1 ALARM RECOVERY Probe alarms P1 and P2 start some seconds after the fault in the related probe they automatically stop some seconds after the probe restarts normal operation Check connections before replacing the probe Temperature alarms HA and LA automatically stop as soon as the temperature returns to normal values Alarms EA and CA with iF bL recover as soon as the digital inputis disabled 15 TECHNICAL DATA Instruments shall be mounted on vertical panel in a 29x71 mm hole and fixed using the special bracket supplied The temperature range allowed for correct operation is 0 60 C Avoid places subject to strong vibrations corrosive gases excessive dirt or humidity The same recommendations apply to probes Let air circulate by th
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