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1. LIFE 140 290 370 515 INDEX PAGE Low Temperature Freezing Box 3 Operating Instructions 4 Electrical Connection 4 The Cooling System a s 4 Installing The Freezer erreren 5 Before Commissioning 5 SIGILPPOGOSGIKOS 6 cg uu ur see ooo parssisupze gape saa na 5 o RA IA 5 CONUOLP ANG someone aora eno aia 6 MAIN FUNC HONS caesaera sono A OE eo ae e ass ps 7 POPO O S sisas nee cd OS ERNER REEE E ads 9 AlS ee A EET anan eee ee er 10 Alarm Relay Management 10 Digital Ipput a 10 Ao elo i y ee 13 Default Setting Values a 14 Cleaning And Maintenance Of The Freezer 15 Relocating Or Moving The Freezer 16 Disposing Of The Freezer 16 Wiring Diagram a anes 17 Low Temperature Freezing Box For safety reasons these operati
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3. EAL As soon as the digital input is activated the unit will wait for did time delay before signalling the EAL alarm message The outputs status don t change The alarm stops just after the digital input is de activated SERIOUS ALARM MODE i1F bAL When the digital input is activated the unit will wait for did delay before signalling the CA alarm message The relay outputs are switched OFF The alarm will stop as soon as the digital input is de activated PRESSURE SWITCH i1F PAL If during the interval time set by did parameter the pressure switch has reached the number of activation of the nPS parameter the CA pressure alarm message will be displayed The compressor and the regulation are stopped When the digital input is ON the compressor is always OFF If the nPS activation in the did time is reached switch off and on the instrument to restart normal regulation START DEFROST i1F dFr It starts a defrost if there are the right conditions After the defrost is finished the normal regulation will restart only if the digital input is disabled otherwise the instrument will wait until the MdF safety time is expired INVERSION OF THE KIND OF ACTION HEATINGCOOLING i1F Htr This function allows to invert the regulation of the controller from cooling to heating and viceversa ENERGY SAVING i1F ES The Energy Saving function allows to change the set point value as the result of the
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5. M THE HIDDEN MENU TO THE FIRST LEVEL AND VICEVERSA Each parameter present in the HIDDEN MENU can be removed or put into THE FIRST LEVEL user level by pressing SET W In HIDDEN MENU when a parameter is present in First Level the decimal point is on HOW TO LOCK THE KEYBOARD 1 Keep pressed for more than 3 s the A and keys 2 The POF message will be displayed and the keyboard will be locked At this point it will be possible only to see the set point or the MAX o Min temperature stored 3 Ifa key is pressed more than 3s the POF message will be displayed TO UNLOCK THE KEYBOARD Keep pressed together for more than 3s the A and W keys till the Pon message will be displayed THE CONTINUOUS CYCLE gt When defrost is not in progress it can be activated by holding the A key pressed for about 3 seconds 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 using the same activation key A for 3 seconds THE ON OFF FUNCTION With onF oFF pushing the ON OFFkey the instrument is switched off The OFF message is 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 sta
6. SET HES parameter sum This function is enabled until the digital input is activated DIGITAL INPUTS POLARITY The digital input polarity depends on the i1P parameter i1P CL the input is activated by closing the contact i1P OP the input is activated by opening the contact ALARM SIGNALS Message Cause J Outputs PT Room probe failure Compressor output acc to par Con and COF HA Outputs unchanged LA Outputs unchanged dA EA i1F bAL MF PAL ALARM RECOVERY Probe alarm P1 starts some seconds after the fault in the related probe it automatically stops 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 thermostat temperature returns to normal values Alarms EA and CA with 11F bAL recover as soon as the digital input is disabled Alarm CA with 1F PAL recovers only by switching off and on the instrument OTHER MESSAGES Keyboard unlocked Keyboard locked In programming mode none parameter is present in Pr1 On the display or in dP2 dP3 dP4 the selected probe is nor enabled noA None alarm is recorded CONNECTIONS XR30CX 20A COMPRESSOR AL 16FLA 9GLRA 8 3 A250V 20 8 A 250V Line N O N C Line 4 Supply 230V Hot Key AUX ALARM Comp S soHw ML 12Vacidc supply connect to the terminal
7. a dry location and should not be subjected to water on the cabinet If water gets into the electrical parts it may cause short circuiting 6 In the event of functional or electrical irregularities please contact an authorised servicing engineer G Do not put bottles containing carbonic acid or inflammable products in the freezer Disposal and scrapping of the freezer Remove the lock so that there is no risk of children getting locked in the freezer whilst playing Electrical Connection The machine meets current EU directives Low voltage 2006 95 E E C Electromagnetic compatibility 2004 108 E E C The machine should be given extra protection in accordance with the Electricity Supply Regulations in order to protect the user against dangerous electric shocks in the event of faults If the switch is for a three pin plug a three pin plug should be used and the conductor with yellow green insulation should be connected to the Earth terminal The Cooling System The vaporiser is built into the wall of the inner container This will be 50 C so there is a risk of frost bite if it is touched Always use thermal gloves when touching the contents of the freezer The condenser is placed on the inside of the cabinet This means that the outside of the cabinet gets hot when in operation The advantage of a hot cabinet is that it will always be dry The advantage of freezing boxes is that only a minimum amount of heat gets in when they are opene
8. amming mode by pressing the Set and DOWN key for 3s OS Y y EJ the C or F LED starts blinking 2 Select the required parameter 3 Press the SET key to display its value 4 Use UP or DOWN to change its value 5 Press SET to store the new value and move to the following parameter To exit Press SET UP or wait 15s without pressing a key NOTE the set value is stored even when the procedure is exited by waiting the time out to expire THE HIDDEN MENU The hidden menu Includes all the parameters of the instrument 6 6 1 HOW TO ENTER THE HIDDEN MENU a 1 Enter the Programming mode by pressing the Set w key for 3s EY the C or F LED starts blinking 2 Released the keys then push again the Sett W keys for more than 7s s The Pr2 label will be displayed immediately followed from the HY parameter NOW YOU ARE IN THE HIDDEN MENU Select the required parameter Press the SET key to display its value Use A or w to change its value 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 DD On c gt NOTE1 ifnone parameter is present in Pr1 after 3s the noP message is 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 6 6 2 HOW TO MOVE A PARAMETER FRO
9. d Outputs restart after doA alarm no outputs not affected by the doA alarm yES outputs restart with the doA alarm HES Temperature increase during the Energy Saving cycle 30 0 C 30 0 C 22 86 F it sets the increasing value of the set point during the Energy Saving cycle OTHER Adr Serial address 1 244 Identifies the instrument address when connected to a ModBUS compatible monitoring system PbC Type of probeit allows to set the kind of probe used by the instrument PtC PTC probe Pt1 Pt1000 probe onF on off key enabling nu disabled oFF enabled ES not set it rSE Real set point readable only it shows the set point used during the energy saving cycle or during the continuous cycle rEL Software release for internal use Ptb Parameter table code readable only DIGITAL INPUT The free voltage digital input is programmable in different configurations by the i1F parameter DOOR SWITCH INPUT i1F dor It signals the door status and the corresponding relay output status through the odc parameter no Fan normal any change CPr F_C Compressor OFF Since the door is opened after the delay time set through parameter did the door alarm is enabled the display shows the message dA and the regulation restarts is rtr yES The alarm stops as soon as the external digital input is disabled again With the door open the high and low temperature alarms are disabled GENERIC ALARM i1F
10. d and closed Thermostat with digital display Once the freezer is cooled down the set temperature and the temperature shown will be the same Installing the Freezer 1 Connect the plug from the unit to power If the electrical connection the plug has to be changed always let an authorised electrician install the freezer read the operation instructions 2 The freezer should be located in a dry cool place out of direct sunlight The freezer gives off a great deal of heat when in operation If the ambient temperature is too high there is a risk that the freezer will not operate correctly lt is recommended that the room be ventilated so that the room temperature does not exceed 30 Celsius at most Class N o Place the freezer on a solid and flat substrate This will eliminate any vibration and irritating noise The freezer should be placed with at least 10 cm free to the sides at least 15 cm free at the back and at least 100 cm free to the ceiling The installation should be fused with a 16 A fuse Before Commissioning Clean the freezer both inside and out using a damp wrung out cloth Dry with a dry cloth The smell from the plastic parts in the freezer will disappear once the freezer has been cooled down Start Procedure Put the plug in the socket The freezer should run for at least 1 hours before the thermostat is changed Stabilisation of the cooling system Caution Do not place bottles or boxes containing carb
11. e compressor is OFF in case of faulty thermostat probe With COF 0 compressor is always active CH Type of action CL cooling Ht heating DISPLAY CF Temperature measurement unit G Celsius F Fahrenheit 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 necessary rES Resolution for C in 1 C dE 0 1 C allows decimal point display dLy Display delay 0 20 0m risul 10s when the temperature increases the display is updated of 1 C 1 F after this time DEFROST IdF Interval between defrost cycles 0 120h Determines the time interval between the beginning of two defrost cycles MdF Maximum length for defrost 0 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 real temperature it temperature at defrost start SEt set point dEF dEF label dAd MAX display delay after defrost 0 255min Sets the maximum time between the end of defrost and the restarting of the real room temperature display ALARMS ALC Temperature alarms configuration Ab rE Ab absolute temperature alarm temperature is given by the ALL or ALU values rE temperature alarms are referred to the set point Temperature alarm is enabled when the temp
12. erature exceeds the SET ALU or SET ALL values ALU MAXIMUM temperature alarm SET 150 C SET 302 F when this temperature is reached the alarm is enabled after the ALd delay time ALL Minimum temperature alarm 100 0 SET C 148 302 F when this temperature is reached the alarm is enabled after the ALd delay time AFH Differential for temperature alarm recovery 0 1 25 5 C 1 45 F Intervention differential for recovery of temperature alarm Ald Temperature alarm delay 0 255 min time interval between the detection of an alarm condition and alarm signalling dAo Exclusion of temperature alarm at startup from 0 0 min to 23 5h time interval between the detection of the temperature alarm condition after instrument power on and alarm signalling ALARM RELAY MANAGEMENT tbA Alarm relay silencing with oA1 ALr n silencing disabled alarm relay stays on till alarm condition lasts y silencing enabled alarm relay is switched OFF by pressing a key during an alarm Aro Alarm relay activation with power failure y the alarm relay is activated if a temperature alarm happens during a power failure n the alarm relay is never activated during a power failure ALF Alarm relay activation for all the alarms y the alarm relay is activated for all the alarms n the alarm relay is activated only in case temperature alarms and regulation probe failure bon Time of buzzer restart after muting in case of alarm durat
13. ill be displayed followed by the minimum temperature recorded 3 By pressing the w key again or by waiting 5s the normal display will be restored HOW TO SEE THE MAX TEMPERATURE 1 Press and release the A key 2 The Hi message will be displayed followed by the maximum temperature recorded 3 By pressing the A key again or by waiting 5s the normal display will be restored HOW TO RESET THE MAX AND MIN TEMPERATURE RECORDED 1 Hold press the SET key for more than 3s while the max or min temperature is displayed rSt message will be displayed 2 To confirm the operation the rSt message starts blinking and the normal temperature will be displayed MAIN FUNCTIONS HOW TO SEE THE SETPOINT ps 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 seconds to display the probe value again HOW TO CHANGE THE SETPOINT 1 Push the SET key for more than 2 seconds to change the Set point value 2 The value of the set point will be displayed and the C or F LED starts blinking 3 To change the Set value push the A or w arrows within 10s 4 To memorise the new set point value push the SET key again or wait 10s HOW TO START A MANUAL DEFROST ES Push the DEF key for more than 2 seconds and a manual defrost will start HOW TO CHANGE A PARAMETER VALUE To change the parameter s value operate as follows Enter the Progr
14. ion 0 30min with 0 the buzzer is always off after muting AoP Alarm relay polarityit set if the alarm relay is open or closed when an alarm happens CL terminals 1 2 closed during an alarm oP terminals 1 2 open during an alarm DIGITAL INPUT i4P Digital input polarity oP the digital input is activated by opening the contact CL the digital input is activated by closing the contact i4F Digital input configuration EAL external alarm EA message is displayed DAL serious alarm CA message is displayed PAL pressure switch alarm CA message is displayed dor door switch function dEF activation of a defrost cycle AUS to switch on the second relay if oA1 AUS Htr kind of action inversion cooling heating FAn not set it ES Energy saving did 0 255 min with i1F EAL or i1F bAL digital input alarm delay delay between the detection of the external alarm condition and its signalling with 1F dor door open signalling delay with i1F PAL time for pressure switch function time interval to calculate the number of the pressure switch activation nPS Pressure switch number 0 15 Number of activation of the pressure switch during the did interval before signalling the alarm event 12F PAL If the nPS activation in the did time is reached switch off and on the instrument to restart normal regulation odc Compressor status with door open no Fan normal CPr F_C Compressor OFF rr
15. ling capacity Take the contents out of the freezer Pull out the plug and leave the lid open until the ice can be removed Remember safety gloves 2 Dry the inner container with a cloth until it is not damp any longer 3 Clean the outside of the freezer with a damp cloth Be careful not to get damp water on the electrical parts or water into the vent holes as water and damp may damage the electrical parts and cause the freezer to short circuit 4 The ice formed on the inside of the lid should be removed with a wooden plastic scraper This ice will build up because of the low temperatures inside the box and if it is not removed it will cause the lid to open 9 Use authorised cleaning products The use of alcohol dissolvents and alkaline cleaning agents is prohibited 6 Clean the vent holes on the rear condenser with a vacuum cleaner at least once a year see the sketches il AT OTD Qa Wer MIA Al A ARTO YU m III TTT i MIN il LADA CNN MANTARO III MUYU fi TTI WT i TT LOBA jii ae li il IIIIIiTilili HII TTT uD biji Coenen I MIA III HII Il DOMAIN A Relocating or Moving the Freezer Never leave the freezer to others without instructing these people in its use and the safety regulations described in the operating instructions Always let an authorised electrician install the freezer Remember to walt for one hour before restarting it lf the freezer and its electrical parts are reconstructed the g
16. nd by mode PARAMETERS REGULATION Hy Differential 0 1 25 5 C 1 255 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 100 C SET 148F SET Sets the minimum value for the set point US Maximum set point SET 150 C SET 302 F Set the maximum value for set point Ot Thermostat probe calibration 12 0 12 0 C 120 120 F allows to adjust possible offset of the thermostat probe OdS Outputs activation delay at start up 0 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 50 min minimum interval between the compressor stop and the following restart CCt Compressor ON time during continuous cycle 0 0 24 0h res 10min Allows to set the length of the continuous cycle compressor stays on without interruption for the Cct time Can be used for instance when the room is filled with new products CCS Set point for continuous cycle 100 150 C 148 F 302 F it sets the set point used during the continuous cycle Con Compressor ON time with faulty probe 0 255 min time during which the compressor is active in case of faulty thermostat probe With COn 0 compressor is always OFF COF Compressor OFF time with faulty probe 0 255 min time during which th
17. ng instructions should be read before the freezer is commissioned The operating instructions should always be available to and accessible for the personnel The drawings and symbols in these operating instructions are for safety purposes when commissioning and using the freezer Instruct the personnel in the use of the freezer the temperature is 45 C There is a risk of frost bite if the contents or the sides of the inner container are touched In the event of breakdown or irregularities contact professional instructors or repair technicians immediately The meaning of the symbols 1 A Caution B Take care NA 2 Caution Mains connection lt 3 Risk of explosion 4 Prohibited S 5 Caution do not touch D 6 Repair work in the installation prohibited S 7 Compliance required 4 8 Disconnect the freezer whilst repair work is being carried out 9 Earth the freezer e Operating Instructions 1 The freezer should be connected by an authorised electrician or by the company which sold the freezer Incorrect installation may damage the freezer Z Place the freezer on a flat floor which can take the weight of the freezer 3 The electrical installation should be earthed 4 Do not use extension cables but connect the freezer directly to a fixed installation If the freezer is connected to a long extension cable there is the risk that the cable will become hot 9 The freezer should be placed in
18. onic acid or chemical agents in the freezer Do not place inflammable liquids such as ethane petrol or alcohol in the freezer Risk of explosion No bottles or tins should be placed in the freezer as they could explode and cause injury to personnel Always use thermal gloves when operating the freezer to reduce the risk of frost bite In the event of repair work or corrective action in the installation in the machine room the plug should always be removed Repair work in the installation should be carried out by an authorised electrician CONTROL PANEL Dixell XR30CX Controller SET To display target set point in programming mode it _ selects a parameter or confirm an operation DEF 3 To start a manual defrost UP A To see the max stored temperature in programming mode it browses the parameter codes or increases the displayed value DOWN To see the min stored temperature in programming mode it browses the parameter codes or w decreases the displayed value Figure 1 y To switch the instrument off if onF oFF Y NOT USED KEY COMBINATIONS A w To lock amp unlock the keyboard SET w To enter in programming mode SET A To return to the room temperature display USE OF LEDS Each LED function is described in the following table Leo mon PUNO TON EJE N N Continuous cycle is running IN ETT i O HOW TO SEE THE MIN TEMPERATURE 1 Press and release the wg key 2 The Lo message w
19. s 7 and 8 24Vac dc supply connect to the terminals 7 and 8 120Vac supply connect to the terminals 7 and 8 DEFAULT SETTING VALUES Set point LS US Label Prl Pr2 Pr2 47 Differential I Minimum set point 47 Maximum set point 20 Thermostat probe calibration Prl OdS Outputs delay at start up Pr2 CCt Continuous cycle duration 0 0 24 0h 00 PR _ 100 150 0 C 148 302 F COn Compressor ON time with faulty probe ___07255min_ 60 Pr2 dLy Display temperature delay 0 20 0min l0sec 0 Pr2 IdF Interval between defrost cycles 1 120ore Pri MdF Maximum length for defrost 07255min___ 0 Prk dAd MAX display delay after defrost 0 255min_____0 PR Set 110 0 C Set 230 F 100 C Set 148 F Set AFH Differential for temperature alarm 0 1 C 25 5 C 1 F 45 F I Pr2 recovery ALd Temperature alarm delay O25min 0 PR dAo Delay of temperature alarm at startup 0 23heS0 0 PR n 0 y 1 n 0 y 1 k Time of buzzer restart after muting m i O E j case of alarm duration Digital input configuration EAL bAL PAL dor dEF Htr AUS did Digitalinputalarmdelay 25Smin 15 Pri 30 C 30 C 54 F 54 F On off key enabling OFF Pr2 S Real set point value Pr2 rEL Software release e Pr2 DS le 4 Cleaning and Maintenance of the Freezer 1 Ice on the inside of the box should be removed as required as it reduces the coo
20. uarantee and safety regulations shall cease to apply If the freezer does not work call an authorised servicing engineer Contact the distributor or an authorised service repair shop Disposing of the Freezer To prevent harmful environmental effects contact the distributor and ask where the freezer should be delivered Remove the locking function so that children cannot be locked in the freezer whilst playing iagram D iring W Orl 3417 40 We1berp BunIM JOY pay POY pu SSI AA SHUM PIAH ym u 46 qi S u B6 moJJaA UBIB no ub a en ell eq II ZIEMYIS 198 43 HoS yq nelg nlq eld nq uneig UMOJg unig uq poy qie4 apo 1nojo 9poyenley 1461 1oli lul s I6e1 na Na Na p109 JOMOd 461 Jon1a ul YIM s poui uo juo s Be pau 1 l pouu ed uny A HM ND Mga FL el Joyoedes Bues Jo su puoy Ue1S LL OLI _ YOsSssaddNioo ABE Bulupanen u6 juauyedulos Joss iduuoo ul Junoui yeg e WINJOJOW uutu ypior N9O JA PISIS eqequIeeys o Old 10su g A pasn si JOSU S Jld Jl JOSU9S O Ld s ln u q Jap SIAH NOSz V 8 0Z YJOLWILNIA 0 A Ng O Tey o LL cl Aaa A 2 2 s qa do I E nra 2 2

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