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1. SMARTFREEZE Temperature and Humidity High Performance Controller for Uprights and Refrigerated Tables Manual User Service Installation S MARTEREECE INDEX USER MANUAL 1 SAFETY 2 TECHNICAL SPECIFICATIONS 3 CONNECTIONS 4 KEYBOARD DESCRIPTION 5 KEYS DESCRIPTION 6 HACCP FUNCTIONS 7 USER MENU DESCRIPTION SERVICE MANUAL 8 MENU SERVICE 9 CONTROLLER ACTIONS 10 D TEST 11 ELECTRICAL LOADS CONTROL 12 FUNCTION FAILURES VS WORKING MODES 13 SUPER PARAMETERS 14 PARAMETERS INSTALLATION MANUAL 15 INSTALLATION SMARTFREEZE USER MANUAL 1 SICUREZZA 2 TECHNICAL SPECIFICATIONS 1 Hold the present booklet in a sit where the consultation it is easily for the user Do not power on the controller after or during installation mechanical electrical intervention since there are some connectors under high voltage inside In the controller case there aren t components that can be managed by the user VOPOS controllers don t have any protection of connected loads Therefore all the loads should be protected for short circuits for high low currents and for right temperatures by appropriate devices as fuses magneto thermal switches etc Violation of safety rules during the installation and failure to comply with the instructions contained in this manual may affect the overall safety level of controllers VOPOS Controll
2. If there is a Low Temperature pre alarm temperature lt SPU ALL For parameters details see paragraph 14 the controller displays the message LOW TEMPERATURE without the event is recorded 6 2 Temperature alarm If there is an High Temperature alarm temperature SPU ALH for longer than ALD min For parameters details see paragraph 14 the controller displays the message HIGH TEMPERATURE with the buzzer that will sound until the temperature returns within the set limits If there is a Low Temperature alarm temperature lt SPU ALL for a time longer than ALD min For parameters details see paragraph 14 the controller displays the message LOW TEMPERATURE with the buzzer that will sound until the temperature returns within the set limits 6 3 Alarm end If it has been scheduled VSP super parameter for super parameters details see paragraph 13 when alarm ends the controller displays the message PUSH INFO KEY alternated by the cold room temperature until INFO is read This message informs the user that some alarms have been occurred if he did not red the message or he did not hear the buzzer 6 4 Buzzer turning off The buzzer will be stopped by pressing any key For temperature alarms the buzzer turning off inhibits even the message PUSH INFO KEY The buzzer can be enabled and disabled by the schedule of VSP super parameter for super parameters details see paragraph 13 6 4 1 Buzzer reiteration and persistence Pa
3. Low pressure i LOW GAS detected inside gas i No action circuit High consumption controls dg au i When consumption is too high the relevant load is LOAD RLx a higher than normal i onarelay Ux 5 excluded consumption value 57 SMARTFREEZE 15 13 SUPER PARAMETERS The controller is associated with a parameters and super parameters setting utility available in the DOWNLOAD section of Smartfreeze SERVICE area http service smartfreeze com Weight Operation with zero weight Operation with x weight add CSC oe in ta SMARTFREEZE Weight Operation with zero weight 16 Automatic Energy Saving disabled 7 32 Night amp Daydisabled MM 64 free 128 Independent humidity control TS Weight Operation with zero weight Fan evaporator disabled HB 16 Fan condenser off during defrost 32 Fan condenser controlled during defrost 64 Control Rh on fan times disabled 7 128 free Current control disabled TTTS Relays for temperature failures and alarms Fan evaporator in parallel to compressor Fan evaporator off during defrost 7 Fan evaporator not controller during defrost 16 Operation with x weight ekea s Operation with x weight prin p c Weight Operation with zero weight 1 Manual defrost disabled 2 Compressor off in defros
4. it however starts During the waiting period the controller displays the message WAITING DEFROST 9 2 2 2 N2 Defrost by serial command Defrost can be started by a serial command of REALOAD software or by SFU Smartfreeze Unit for Remote Monitoring and Control if is connected to Vopos Defrost starts at once or at the end of compressor cycle with DOP weight 64 for super parameters details see paragraph 13 and if S2 temperature is lower that DTEC for super parameters details see paragraph 13 9 2 2 3 M3 Automatic defrost at every IDT hours Defrost can be started at time intervals set by ITD parameter in hour for parameters details see paragraph 14 enabled by DOP weight 3 for super parameters details see paragraph 13 Defrost starts at once or at the end of compressor cycle with DOP weight 64 for super parameters details see paragraph 13 and if S2 temperature is lower that DTEC for super parameters details see paragraph 13 9 2 2 4 M5 Automatic defrost at RTC time SMARTFREEZE Defrost can be started at a determinate time setting DOP parameter weight 16 for super parameters details see paragraph 13 Defrosts day time may be up to 4 hours beginning at SD1 SD2 SD3 SD4 Defrost starts at once or at the end of compressor cycle with DOP weight 64 for super parameters details see paragraph 13 and if S2 temperature is lower that DTEC for super parameters details see paragraph 13
5. 9 2 2 5 From M6 to M12 Automatic defrosts started independently by the controller These defrosts start independently by controller with reference to an algorithmic that estimates the ice formation on the evaporator by the end defrost S2 probe The defrosts are enabled according to PDO super parameters weight 128 for super parameters details see paragraph 13 Sensitivity to ice presence is determined by SDT parameter for super parameters details see paragraph 13 Reducing SDT value controller sensitivity to detect the frost presence on the evaporator increases In this category there are also defrosts started by controller when there are specific procedures such as the D Test 9 2 3 Evaporator fans action during defrost e forced on FOP weight 2 it is the typical case of defrost by compressor off e forced off FOP weight lt gt 2 for all other types of defrost e controlled by FSD FOP weight 64 for all other types of defrost except defrost by compressor off that during defrost requires a temporary ventilation to dispose of the product cold limiting the increase of temperature in the cold room In this case during defrost the evaporator fans follow this rule v Fan ev OFF S2 gt SET FSD v ON S2 SET FSD 5C 9 2 4 Condenser fans action during defrost e forced on FOP weight 32 e forced off FOP weight lt gt 32 e controlled by FCD FOP weight 64 In this case during defros
6. FAS off for S2 gt FAS HYF If S2 is not installed or faulty fans are on or off in thermoregulation with reference to the compressor and to its turning on FAD parameter expired where FAD for parameters details see paragraph 14 is the consensus temperature at the turning on and after defrost 9 3 2 Independent fans With this configuration evaporator fans will have consensus only with reference to this condition on for S2 FAS off for S2 gt FAS HYF If S2 is not installed or faulty on FAD parameter expired ay controller turning on where FAS for parameters details see paragraph 14 is the consensus temperature at the turning on and after defrost During defrost are following the conditions defined by FOP super parameter for super parameters details see paragraph 13 9 4 Condensers fan operation Related parameters FOP 0 255 1 flag configuration super parameter FCE 0 60 1 fan action consensus HYC 0 20 0 1 condensers fan hysteresis Condenser fans action transfer Condenser fans action is transferred to any of the relays by setting value 04 on relay parameter RLx for parameters details see paragraph 14 9 4 1 Thermoregulation fans Condenser fans are thermo regulated during cooling with reference to the following conditions off S3 lt FCE on S3 gt FCE HYC C for parameters details see paragraph 14 with turning off in compressor pause when temperature FCE is rea
7. IS POSSIBLE buzzer turning off relay set with value 13 remains normally opened and closes when there is an alarm and IT IS NOT POSSIBLE buzzer turning off relay set with value 14 remains normally off and closes when there is an alarm and IT IS POSSIBLE buzzer turning off 9 16 Warm action Related parameters SET 40 0 40 0 0 1 set point entered from user menu HYC 0 0 10 0 0 1 regulation lower hysteresis warm action Warm action transfer Warm action is transferred to any of the relays by setting value 06 on relay parameter RLx for parameters details see paragraph 14 The regulation is done with higher and lower bandwidth with reference to the set point and HYC differential for parameters details see paragraph 14 The consensus is when the value measured by the S1 probe reaches the SET HYC C the block occurs when the value measured by the S1 probe reaches the SET C for parameters details see paragraph 14 If in the controller installation are provided both actions HYL parameter will be ignored for parameters details see paragraph 14 10 0 D TEST Related parameters SET 40 0 40 0 0 1 regulation set point STB 1 10 num quantity of stability cycles in phase 0 CYC 1 10 num quantity of stand by cycles in phase 1 ETT 40 0 40 0 0 1 climbing set point HYH 0 0 9 9 0 1 upper regulation hysteresis HYL 0 0 9 9 0 1 lower regulation hysteresis DT
8. Mini USB to upgrade firmware to setting parameters in out to download temperature recording data to upload refrigerator bill materials and to record start up data SMARTFREEZE E 3 CONNECTIONS VOPOS CE CONTROLLER e CVC44 m BUZZER INSIDE Made in Italy pues Rs485 S1 Thermostat ntc probe i RS485 S2 Evaporator ntc probe GND g 4 S3 Monitor Condenser ntc probe S4 Humidity Sensor 12V 4 20mA 5V S4 Digital Door Switch ME S4 2 Outputs S4 12V 1 RL1 rele res 1 5HP 230V RL2a 8A rele n o resistive g RL2b 8A rele resistive rele resistive RL4 rele resistive L Common Line SUPPLY 110 240 VAC 50 60Hz 3VA SMARTFREEZE 4 KEYBOARD DESCRIPTION The keyboard is a touch pad with 4 keys MENU ESC KEY OK KEY adl UP LIGHT KEY DOWN INFO KEY 5 KEYS DESCRIPTION e MENU ESC KEY by this key from the operation mode the controller accesses Menu from other levels or when the controller displays a message or an information string it has the function of ESC e OK KEY it confirms the required action During the controller operation mode without pressing MENU key it allows to display the current date and time e UP LIGHT KEY in normal display mode it enables the UP function after the selection of MENU for scrolling menu and submenu items It increases the SET POINT and or pa
9. adjustment lower hystere sis point ASS 0 255 1 sec compressor start delay ADL 0 255 1 sec cycling prevention minimum time between two compressor starts DAC 0 10 1 sec delay time for compressor turns off Cooling transfer Cooling is transferred to any of the relays by setting value 01 on relay parameter RLx for parameters details see paragraph 14 9 1 2 Logic Cooling is done with higher and lower bandwidth with reference to the set point and the HYH and HYL differentials for parameters details see paragraph 14 Compressor stops when the value measured by probe S1 reaches SET HYL C value after time DAC for parameters details see paragraph 14 Compressor restarts when the value measured by probe S1 reaches SET HYH C value The ADL anticycling parameter for parameters details see paragraph 14 prevents compressor short cycles during thermoregulation cycles ASS parameter represents the compressor delay at controller power on by the keyboard or after the restoration of power supply for parameters details see paragraph 14 Warning Setting HYH 0 the controller stops temperature alarms regulation and recording 9 2 Defrost Related parameters DOP 0 255 1 num defrost limits exceeded FOP 0 255 1 num fan parameters exceeded DTE 0 20 1 temperature at defrost end referred to S2 DTO 0 60 1 min defrost maximum time DRP 0 255 1 sec drip time ITD 2 24 1 hours interval
10. between defrost SD1 0 24 1 min time start 1st programmed defrost SD2 0 24 1 min time start 2nd programmed defrost 503 0 24 1 min time start 3rd programmed defrost SD4 0 24 1 min time start 4th programmed defrost Defrost transfer Defrost is transferred to any of the relays by setting value 02 on relay parameter RLx for parameters details see paragraph 14 9 2 1 Defrost types The controller handles several types of defrost programmable by DOP super parameter for super parameters details see paragraph 13 Defrost by compressor off Electric defrost Hot gas and inverted cycle defrost 9 2 1 1 Defrost by compressor off Defrost by compressor off stops the compressor by the action of the evaporator fans up to the conditions of defrost end 52 gt DTE or expired for parameters details see paragraph 14 9 2 1 2 Electric defrost Electric defrost turns off the compressor by the operation of defrost heater up to the conditions of defrost end S2 DTE or DTO expired for details of the parameters see paragraph 14 9 2 1 3 Hot gas and inverted cycle defrost Hot gas and inverted cycle defrost turns on the compressor and opens the defrosting valve up to the conditions of defrost end S2 gt DTE or DTO expired for parameters details see paragraph 14 9 2 2 Types of defrost starting The controller handles several types of defrost starting programmable by DOP super parameter for super
11. by OK key If the password is correct the controller allows the cold room temperature setting If the password is not correct the controller displays the message WRONG PASSWORD and returns to the Menu item SET 7 3 Humidity setting RH it it hasn t been scheduled DOP super parameter for super parameters details see paragraph 13 the humidity control is not enabled and in the Menu there isn t the item RH From the Menu item RH pressing OK key the controller displays the message SET HUMIDITY and stops on operating humidity set point that can be changed by UP DOWN keys Pressing OK key the controller displays the message TO CONFIRM OK TO ESCAPE ESC Choosing OK the controller displays the message DONE The value of the new set is confirmed by flashing the digits and a short beep of the buzzer Since then the controller adjusts the humidity with reference to the new set point Choosing ESC the controller leaves the setting of the humidity and adjusts the temperature with reference to the old set point 7 4 Starting manual defrost DEF it it hasn t been scheduled VSP super parameter for super parameters details see paragraph 13 the manual defrost is not enabled and in the Menu there isn t the item DEF From the Menu item DEF pressing OK key the controller displays the message TO DEFROST OK TO ESCAPE ESC Choosing OK the controller displays the message DONE and if there are the right conditions it star
12. in the pen drive root Warning If this file is not present in pen drive root or if it has another name the controller displays the message NO FILE and it doesn t load the parameters The controller is associated with a parameters and super parameters setting utility available in the DOWNLOAD section of Smartfreeze SERVICE area http service smartfreeze com 7 7 3 Update firmware From the Menu item USB UPDATE FIRMWARE pressing OK key the controller starts the update procedure if there is the file Vopos bin in the pen drive root Smartfreeze periodically releases firmware updates that can be downloaded from its website Warning For firmware upgrade use only the files released by SMARTFREEZE NS Smartfreeze Smartfreeze is not responsible for any malfunction of the controller caused by files derived from other sources 7 7 4 Download data From the Menu item USB DOWNLOAD DATA pressing OK key the controller starts the transfer of temperature recorded data on the pen drive creating the file thermo00 csv If in the pen drive there is another file with the same name the controller creates a file thermo01 csv and so on The controller is associated with an utility for the displaying of temperature data recorded available in the DOWNLOAD section of Smartfreeze SERVICE area http service smartfreeze com 7 7 5 Materials From the Menu item USB MATERIALS with a setting file which the re
13. steps details see paragraph 10 In each test phase by UP DOWN keys it is possible to get the following information by UP key the phase duration in hours and minutes by DOWN key S2 and S3 probes temperatures and consumption in Watts 8 At the end of the test the controller displays the message TEST END and adjusts with reference to the setting parameters To delete the message TEST END it is necessary to turn off and on the controller or to interrupt the power supply Warning During the test high and low temperature alarms are disabled During the test any fault parameter or set point change stops the test The controller displays the message TEST DISCONTINUED The restart is made by Menu but the message can be deleted by manual restart or by turning off and on again the controller Stops black out and starts of energy do not erase the message TEST DISCONTINUED In the case of black out during the test it remains pending and begins again to restore supply It is possible to stop the test by pressing UP key for 5 seconds and the controller displays the message TEST DISCONTINUED which can be deleted according to the procedure described above 8 6 D Test data DAT From submenu item SER DAT pressing OK key the controller displays the D Test report If there aren t data the controller displays the message NO DATA and returns to Menu SER EX e START TEST M12 S22 KW 3 1 Duration and consumption e DEFROS
14. with the evaporator tube bundle allowing the aluminium strip around the bulb of the probe itself For groups with hot gas defrost the probe must be positioned at the exit of the circuit S3 Probe positioning set as condenser probe Install this probe with a clamp on the outlet side of the condenser S3 probe manages if enabled the thermoregulation fan condenser dirty condenser notice and the high temperature condenser alarm S3 and S4 inputs are set as digital inputs S3 or S4 inputs can be set as micro port digital input and only accept clean contacts with direct or inverse logic see figure 2 Warning No voltage should be applied to the digital input points of the VOPOS Controller 18 Figure 2 S2 positioning Humidity probe S4 After configuring the input S4 for reading humidity probe 4 20 mA type place the probe in a position not subject to air flows in order to measure the real humidity of the cold room Observe polarity when connecting cables to the controller see paragraph 3 Warning Accidental polarity inversion could damage the probe and the input circuit within the controller 15 2 Loads installation Enter the network from 110 to 230 Vac to terminals of the power controller respecting the positions The terminals RL1 RL2 RL3 RL4 showing the input phase L when relative relays are energized see paragraph 3 Take care to respect load capacity of each relay to avoid damaging the contr
15. E 0 0 40 0 defrost end temperature detected by S2 DTO 1 250 1 min defrost maximum time SUM 1 250 1 min maximum pull down time admitted in Summer WIN 1 250 1 min maximum pull down time admitted in Winter CURRENT LIMITS ICx see paragraph 11 The D Test performs refrigerators functional and electrical useful during the assembly and technical support phases as it provides important elements for diagnosis The test is divided into six phases Ph 12 1 Stabilization 2 Thermoregulation 3 Defrosting 4 Recovery 5 Slope 6 Descent 10 1 Test starting D Test starts from submenu item SER TST Pressing OK key the controller displays the message TO START TEST OK TO ESCAPE ESC Choosing OK the controller starts the routine test and displays the message DONE 10 2 Displaying during the test During the test the controller displays the cold room temperature alternated by the message that indicates the current phase with its label for test steps details see paragraph 10 In each test phase by UP DOWN keys it is possible to get the following information by UP key the phase duration in hours and minutes by DOWN key S2 and S3 probes temperatures and consumption in Watts At the end of the test the controller displays the message TEST END and adjusts with reference to the setting parameters To delete the message TEST END it is necessary to turn off and on the controller or to interrupt the power sup
16. ER pressing OK key the controller displays the 2 last failure events data starting with the most recent If there aren t data the controller displays the message NO EVENTS and returns to submenu SER INF EX Most recent event PROBE S2 11 08 09 10 07 e Older event DEFROST M 03 08 09 23 57 8 4 Parameters setting PAR From submenu item SER PAR pressing OK key the controller displays the first parameter The parameters can be selected by UP DOWN keys For choosing the parameter to modify press OK key Then the controller displays the current parameter value By UP DOWN keys it is possible to select the new parameter value and confirm it pressing OK key The new parameter value is confirmed by flashing the digits a short beep of the buzzer and then the controller displays the next parameter Since then the controller adopts the new parameter value Choosing ESC the controller leaves the parameters setting and displays the last parameter selected The exit from the submenu for parameters setting is for 4 minutes time out or by pressing MENU key for 5 seconds 8 5 D Test TST From submenu item SER TST pressing OK key the controller displays the message TO START TEST OK TO ESCAPE ESC Choosing OK the controller starts the routine test and displays the message DONE During the test the controller displays the cold room temperature alternated by the message that indicates the current phase with its label for test
17. IS IN COOLING 13 o 99 ecf 10 oaf o HYL UPPER HYSTERESIS IN COOLING 14 o o oc 10 oaf o HYC HYSTERESIS CONDENSER FAN is io o ecf 10 oaf o DAC _ COMPRESSOR OFF DELAY ie i 30 secl 11 5 ADL ANTICYCLING DELAY iz of 255 sec aff 60 ASS COMPRESSOR DELAY AT POWER ON is of 255 sec ip af 60 CON TIME COMPRESSOR ON IN PROBE FAIL ie o 255 af aif 3 TIME COMPRESSOR OFF IN PROBE FAIL 2o o 255 aff 2 CPH MAX COMPRESSOR ON IN 24 HOURS 21 o 99 ip af 90 FAS SET EVAPORATOR FAN IN COOLING 22 400 400 C io 0 1 100 FAD FAN EVAPORATOR DELAY IN PROBE FAIL OR DISABLED 23 o 255 sec 1 1 60 FSD SET EVAPORATOR FAN OFF IN DEFROST 24 99 o C 10 0 1 40 LBT MIN EVAPORATOR TEMPERATURE 25 500 o C io 0 1 400 DOO DOOR OPENING TIME LIMIT DOO 0 disable 26 255 1 1 40 FCE SET CONDENSER FAN 27 o 600 C io 0 1 250 HYF DIFFERENTIAL FAN CONDNESER ACTION 28 10 200 C io 0 1 50 MCT MAX CONDENSATION TEMPERATURE 29 o 700 C 10 0 1 500 DCN DIRTY CONDENSER THRESHOLD 30 o 300 C io 0 1 100 GAS LOW GAS THRESHOLD 31 200 C io 0 1 20 pcm _ DIFFERENTIAL RECOVERY TEMPERATURE IN HIGH TEMPERATURE 32 o 260 m sol ioo RMT TIME IN HIGH TEMPERATURE CONDENSER 33 1 255 sec 1 1 60 PMT NUMBER OF PROTECTION EVENTS DURING TPB PERIOD 34 1 255 num 1 1 3 TPB IME WINDOW FOR HIGH TEMPERATURE CONDENSER EVENTS 35 R pa d i i 36 DTE TEMPERATURE DEFROSTING END 36 o 500 c 10 0 1 40 D
18. LIAN By UP DOWN keys it is possible to scroll other languages items FRENCH GERMAN SPANISH AND ENGLISH Pressing OK key the controller displays the message TO CONFIRM OK TO ESCAPE ESC Choosing OK the controller displays the message DONE and the cold room temperature Choosing ESC the controller leaves the changing language displays the cold room temperature 7 9 Technical support functions SER Access to Menu item SER is under password and is reserved for technical support 7 10 Energy meter WAT From the Menu item WAT pressing OK key the controller displays submenu item KWH CURRENT By UP DOWN keys it is possible to scroll the other submenu items WH HOURLY and KWh DAILY 7 10 1 KWh current From the Menu item WAT KWH CURRENT pressing OK key the controller displays the value of energy totalized from 00 01 on the current day 7 10 1 WH hourly From the Menu item WAT WH HOURLY pressing OK key the controller displays the value of energy totalized in the previous hour 7 10 1 KWh daily From the Menu item WAT KWh DAILY pressing OK key the controller displays the value of energy totalized in the previous day SERVICE MANUAL 8 MENU SERVICE INF Information it shows the daily 6 and the previous 24h 96 of compressor usage the calibration values and the PCB temperature DEF Defrost List it shows the last 2 defrost events P Failure List it shows the last 2 failure events PAR P
19. RH 10 10 1 Rh 6 dehumidification hysteresis HPO 10 10 1 Rh humidity reading offset Dehumidification transfer Dehumidification is transferred to any of the relays by setting value 10 on relay parameter RLx for parameters details see paragraph 14 Dehumidification enables the set relay when Rh 6 value detected by the humidity probe exceeds threshold SetRh HRH and it is disabled when the set humidity value is reached 9 12 Humidification Related parameters HRL 10 10 1 Rh humidity hysteresis HPO 10 10 1 Rh humidity operation offset Humidification transfer Humidification is transferred to any of the relays by setting value 09 on relay parameter RLx for parameters details see paragraph 14 Humidification enables the set relay when Rh value detected by the humidity probe exceeds threshold SetRh HRH and it is disabled when the set humidity value is reached 9 13 Smart Climate Related parameters HRL 10 10 1 Rh humidification hysteresis HRH 10 10 1 Rh dehumidification hysteresis HPO 10 10 1 Rh humidity reading offset OSP 0 255 1 num output configuration super parameter The Smart Climate is based on a new algorithm of control that includes humidity regulation in the cold room in a neutral area with dehumidification in refrigerator static condition and humidification with forced external air in cold room This function needs the installation of humidity probe In this
20. RP DRIPPING TIME 37 o 240 sec 1 1 o DTO DEFROST TIME OUT 38 1 60 min 1 1 20 ITD INTERVAL DEFROST 39 1 24 hours 1 1 8 SDT ICE SENSIBILITY 40 o 50 C io 0 1 15 501 1ST DAILY DEFROST 41 o 23 hours 1 1 o sp2 2ND DAILY DEFROST 42 o 23 hours 1 1 o SD3 3RD DAILY DEFROST 43 o 23 hours 1 1 o SD4 4TH DAILY DEFROST 44 23 hours 1 1 o HOF HUMIDITY PROBE OFFSET 45 10 10 Rh 1 1 o HRH DEHUMIDIFICATION HYSTERISIS 46 o 10 Rh 1 1 o HRL HUMIDIFICATION HYSTERISIS 47 10 Rh 1 1 CPM MAX COMPRESSOR IN AES HOURS 48 o 99 1 1 70 Aes _ HOURS OF COMPRESSORT SAMPLING FOR AUTOMATIC ENERGY 49 n ial ous i i 4 SPI SETPOINT INCREASE IN NIGHT amp DAY 50 o 50 C io 0 1 10 NDS NIGHT amp DAY START 51 o 23 hours 1 1 20 NDD NIGHT amp DAY DURATION 52 1 23 hours 1 1 10 LGH LIGHT OFF IN NIGHT amp DAY 53 o 1 num 1 1 o SPX DOOR RESISTOR SETPOINT 54 100 100 C io 0 1 30 DDR DRAIN RESISTOR ACTIVATION TIME 55 o 240 min 1 1 15 1 CHARGE POWER IN RELE 1 56 o 1500 Watt i 10 o PR2 CHARGE POWER IN RELE 2 57 o 1000 Watt i 10 o CHARGE POWER IN RELE 58 o 500 watt i 10 o CHARGE POWER IN RELE 4 59 o 500 watt i 10 SPE SLIDING WORDS SPEED 60 3 10 num 1 1 6 STB NUMBER OF D TEST THERMOSTATICAL CYCLES 61 1 10 num 1 1 1 CYC NUMBER OF D TEST STABILIZATION CYCLES 62 1 10 num 1 1 2 WIN D TEST PULL DOWN TIME IN WINTER 63 10 255 min 1 1 90 SUM D TEST PULL DOWN TIME IN SUMMER 64 10 255 min 1 1 120 ETT PULL UP
21. SET IN D TEST 65 300 150 C io 0 1 100 SPU UsER SETPOINT 66 400 400 c 10 0 1 20 OF1 PROBE 51 OFFSET 67 99 99 C io 0 1 o OF2 PROBE S2 OFFSET 68 99 99 c io 0 1 o OF3 PROBE S3 OFFSET 69 99 99 C io 0 1 SLL LOWER SETPOINT LIMIT 70 400 20 io 0 1 200 SLH UPPER SETPOINT LIMIT 71 20 400 c io 0 1 100 RHU HUMIDITY SETPOINT SETTING BY KEYBOARD 72 10 99 Rh 1 1 75 MNS MAINS VOLTAGE 73 100 240 Volt 1 1 230 HRZ MAINS FREQUENCY 74 50 60 Hertz i 10 50 HTB MAXIMUM PCB TEMPERATURE 75 o 900 c 1 1 700 RLi RELE 1 OUTPUT SETTING 76 20 1 1 o RL2 RELE 2 OUTPUT SETTING 77 o 20 num 1 1 o RELE 3 OUTPUT SETTING 78 o 20 num 1 1 o RL4 RELE 4 OUTPUT SETTING 79 o 20 num 1 1 o PSS SERVICE PASSWORD 80 o 255 num 1 1 5 PSU USER PASSWORD 81 o 255 num 1 1 o SMARTFREEZE INSTALLATION MANUAL 15 INSTALLATION 15 1 Probes installation Temperature and humidity probes should be connected by an insertion connector with micro screw stop S1 probe positioning Install the thermoregulation probe S1 preferably in a position not subject to air flows in order to measure the real temperature of the cold room S2 probe positioning Be sure to place the evaporator probe S2 see figure 1 in order to obtain sufficient sensitivity for detection of temperature For groups with reverse cycle or electric defrost the probe must be positioned at the beginning of the circuit and locked in contact
22. T HIGH CONDENSATION 65 LOW EVAPORATION 29 LOW GAS PCB TEMPERATURE CIRCUIT TEMPERATURE 76 TEST TIME OUT WARNING MESSAGES The occurrence of one of the following messages requires attention by the user RTY CONDESER COMPRESSOR USAGE NO PEN DRIVE PEN DRIVE LOCKED F N eVVVVVVVV LE ERROR OFILE FULL MEMORY LARM MESSAGES see paragraph 6 GH TEMPERATURE LOW TEMPERATURE eVVVVVVV I 6 FUNCTIONS With reference to the standards Reg 852 2004 that require the continuous monitoring of product conservation temperatures a procedure has been developed to record temperature alarms divided into two types e high temperature inside the cold room e temperature inside the cold room Monitoring probe can be S3 set as alarm probe or the same probe set as regulation probe S1 The controller records the last 32 events on a revolving manner while only the last one is shown on the display For each alarm event the following data are recorded duration of event e peak temperature e start date time of event SMARTFREEZE 6 1 Temperature pre alarm If there is an High Temperature pre alarm temperature gt SPU ALH For parameters details see paragraph 14 the controller displays the cold room temperature alternated by the message HIGH TEMPERATURE only if it has been scheduled VSP super parameter for super parameters details see paragraph 13
23. T M5 S3 KW 0 7 Defrost duration in Ph2 and consumption e PULL UP 230s C PULL DOWN 668s T Test pending i n phases 4 and 5 in seconds degrees 8 7 Events erasing CLR From submenu item SER CLR pressing OK key the controller displays the message TO ERASE OK TO ESCAPE ESC Pressing again OK key the controller displays the message DONE and returns to submenu SER INF 8 8 Input Output I O From submenu item SER I O pressing OK key the controller displays information for technical support EX e S1 19 7C S2 84 8C S3 53 5C S4 49 RH Temperatures read by installed probes missing or faulty probes are ignored e HL1 ON RL2 OFF RL3 OFF RL4 ON State of relays RL 1234 v If S3 is configured as digital probe or it is not installed the related information are not displayed v If S4 is configured as digital probe or it is not installed the related information are not displayed 8 9 Firmware version FW From submenu item SER FW pressing OK key the controller displays the firmware version and returns to submenu SER INF 8 10 Controller serial number SN From submenu item SER SN pressing OK key the controller displays its serial number and returns to submenu SER INF SMARTFREEZE NS 9 CONTROLLER ACTIONS 9 1 Cooling Related parameters SET 40 0 40 0 0 1 set point settable from user menu HYH 0 0 10 0 0 1 adjustment top hysteresi s point HYL 0 0 10 0 0 1
24. ads compared to a pre set tolerance 11 2 Daily control on each load The policy provides that at the first transition on gt off of the cooling relay after 00 00 hours the setting is locked for LDA seconds Scheme 1 step 1 and then the relay are enabled in sequence Scheme 1 step 2 for parameters details see paragraph 14 Subsequently Scheme 1 step 3 the verification of power consumption on each relay is enabled with the method of removal of loads measuring the decrease of power If it is a value outside the range of tolerance for expected consumption or it is detected non zero consumption the failure is stored and displayed the message LOAD RLX without setting changes 11 3 On demand control of total power consumption by each load If there is a temperature alarm or a failure except dirty condenser or if the consumption verification exceeds the expected one the controller repeats the daily routine total power consumption Scheme 1 Regulation off and after 00 00 setting relay off relay on i RL2 dial RL3 RL4 Ore 00 00 Compressor on Ore 00 00 Compressor off pue ADL 1 transition on waiting 2 Subsequently setting Regulation restarting RL1 w3 I 3 Power consumption detection method of removal of loads we wi SMARTFREEZE 14 FUNCTION FAILURES VS WORKING MODES Thermoregulation Average time cycles on thermoregulation or Detected Val
25. and by mode displaying the symbol Choosing ESC the controller leaves the turning off and returns to operation mode If PSU parameter is gt 0 for parameters details see paragraph 14 before the turning off the controller displays the message PASSWORD and stops on the three digits 000 The PASSWORD is setting by UP DOWN keys and confirmed by OK key If the password is correct the controller turns off If the password is not correct the controller displays the message WRONG PASSWORD and returns to the Menu item OFF 7 2 Cold room temperature setting SET From the Menu item SET pressing OK key the controller displays the message SET TEMPERATURE and stops on the operating temperature set point that can be changed by UP DOWN keys SMARTFREEZE Pressing OK key the controller displays the message TO CONFIRM OK TO ESCAPE ESC Choosing OK the controller displays the message DONE The value of the new set is confirmed by flashing the digits and a short beep of the buzzer Since then the controller adjusts the temperature with reference to the new set point Choosing ESC the controller leaves the temperature setting and adjusts the temperature with reference to the old set point If PSU parameter is gt 0 for parameters details see paragraph 14 before the temperature setting the controller displays the message PASSWORD and stops on the three digit 000 The PASSWORD is setting by UP DOWN keys and confirmed
26. arameters setting it allows the parameters setting TST D Test it starts routine test DAT D Test Data it shows the data test CLR Erasing Events It erase memory events 1 0 Input Output it shows probe temperature and relays RL1 RL2 RL3 RL4 condition FW Firmware Version it shows firmware version SN Controller Serial Number it shows the controller serial number SMARTFREEZE VN 8 1 Information INF From submenu item SER INF pressing OK key the controller displays information for the technical support EX e 1h 45 24h 67 Compressor usage in the last hour and in the last 24 hours 6 not calculated E MIN 23C MAX 34 C CYCLES 06 Calibration values min and max evaporation and number cycles for calibration e DELTA 18C RANGE 65T 34C Average adjusted value of condenser thermal exchange and min max adjusted values in detection criteria of dirty condenser e BOARD 76 Vopos board temperature 8 2 Defrost List DEF From submenu item SER DEF pressing OK key the controller displays the 2 last defrost events data starting with the most recent If there aren t data the controller displays the message NO EVENTS and returns to submenu SER INF EX Most recent event MINUTES 012 23 45 03 08 09 M101 Older event MINUTES 008 10 49 03 08 09 M09 For the details of defrost causes MXX see paragraph 9 9 8 3 Failure List From submenu item S
27. ched During defrost condenser fans can be set on off or thermo regulated according to FOP super parameter for super parameters details see paragraph 13 9 5 Micro door action on loads Related parameters ISP 0 255 1 num configuration super parameter on inputs DOO 0 255 1 sec door open maximum time allowed 9 5 1 Logic ISP super parameter for super parameters details see paragraph 13 it is possible to enable S3 or S4 inputs as micro door digital input normally open or closed When a door opening is detected the controller displays the message OPEN DOOR The related actions to this event are the followings a the evaporator fan is turned off while the compressor output is unaffected b light on mode is enabled and transferred to the relay with action 05 C spent DOO the fan is enabled the light is turning off and set the alarm CLOSE DOOR At door closing evaporator fans start again with a 10 seconds delay 9 6 Cold room light action Related parameter OSP 0 255 1 num configuration of super parameter on outputs Cold room light action transfer Cold room light action is transferred to any of the relays by setting value 05 on relay parameter RLx for parameters details see paragraph 14 and by setting with OSP super parameters for super parameters details see paragraph 13 UP key as light 9 7 Anti Ice resistance action Related parameter SPX 10 10 1 temperat
28. er stops the D Test and displays the message DEFROST TIME OUT x SMARTFREEZE 10 3 3 Test ending for failure During the test any fault stops the test The management of the alarms and the evaporator temperature alarm are disabled If the test ends for failure the controller displays the message TEST DISCONTINUED To delete the message it is necessary to turn off and on the controller or to interrupt the power supply 10 3 4 Test ending for parameter change During the test any parameter change including the set point stops the test If the test ends for parameter change the controller displays the message TEST DISCONTINUED To delete the message it is necessary to turn off and on the controller or to interrupt the power supply 10 3 5 Test ending from the keyboard D Test can be stopped by pressing for 5 seconds the UP key The controller returns to the operation mode and displays the message TEST DISCONTINUED 10 3 6 Regular test ending At the end of the test the controller displays the message TEST END and starts the regulation according to the setting parameters To delete the message it is necessary to turn off and on the controller or to interrupt the power supply 10 4 Special conditions 10 4 1 Drip and recovery Drip wait for compressor restarting after defrost is counted in the recovery phase Data displayed is net of this time 10 4 2 Test restarting after power supply After an interruptio
29. ers are free from electromagnetic emission according to EEC Directives To reduce the causes of disorders such radiated or conducted which can propagate through the probes loads and controller power supply you must do the wiring of the cables preventing their passage close to the absorption of high loads or sources of electromagnetic disturbances lt necessary to put temperature probes in contact with food verify that these comply with food and health requirements If the controllers will be installed in devices whose malfunctioning may generate hazard for people animals or things it must be adopted extra safety systems that operate independently of the controllers 2 1 Mechanics P ABS case size 32x 4mm 2 2 Supply gt Switching 110 230V 50 60Hz with an input for back up 12V cc 5V cc 2 3 Probes inputs Range 51 thermoregulation 50 0 50 0C 0 10 50 0 50 0 0 10 9 53 condenser alarm 20 0 80 0 C 0 1 C Resolution S2 ntc evaporator S4 digital 4 20mA 10 99 Rh 1 Internal current probe 0 20A 0 1A 2 4 Rel outputs P 4rel 20A 8A 5A 5A one is a switch N C N A 2 5 User interface gt Touch pad with 4 keys and a menu configuration Led display with 3 alphanumeric digits 7x5 segments for a total of 7x15 dots and with sliding words 2 6 Communication RS485 to connect to local networks and Smartfreeze Unit SFU for remote Monitoring and Control
30. frigerator manufacturer would have it is possible to add the list of refrigerator materials refrigerator bil with their PART NUMBER and descriptions 7 7 6 Start up This menu item is disabled to the user and is restricted to Smartfreeze for the controller startup procedure 7 7 User password setting PAS From the Menu item PAS pressing OK key the controller displays the message SETUP PASSWORD and stops on the three digits 000 that can be changed by UP DOWN keys Pressing OK key the controller displays the message TO CONFIRM OK TO ESCAPE ESC Choosing OK the controller displays the message DONE The value of the new PASSWORD is confirmed by flashing the digits and a short beep of the buzzer Since then the controller allows the access to protected functions just by setting the new password Choosing ESC the controller leaves the password setting and displays the cold room temperature If PSU parameter is gt 0 for parameters details see paragraph 14 before the password setting the controller displays the message PASSWORD and stops on the three digits 000 The PASSWORD is setting by UP DOWN keys and confirmed by OK key If the password is correct the controller allows the password setting If the password is not correct the controller displays the message WRONG PASSWORD and returns to the Menu item PAS 7 8 Changing language LAN From the Menu item LAN pressing OK the controller displays the language item ITA
31. function temperature control is most important than the humidity one 9 14 Humidity control without probe RH 10 99 1 Rh humidity set point In refrigerators with positive temperature humidity control is possible without a probe It is enabled by adding weight 8 to the FOP super parameter for super parameters details see paragraph 13 By correlation tables between compressor time and evaporator fans time it is set the relative percentage of the cold room Minimum Rh set is 60 maximum is 90 For relative humidity values set between 60 and 75 fans evaporator output is off during the compressor pause When compressor is on evaporator fans have a trend of turning on turning off for 60 seconds x SMARTFREEZE For relative humidity percentages set between 75 and 9096 fans evaporator output is always on during the compressor turning on during the compressor pause fans evaporator output is on for a time proportional to the average pause time of the compressor 9 15 Relay alarm action Relay alarm action transfer Relay alarm action in its various configurations is transferred to any of the relays by setting the following values on relay parameter RLx for parameters details see paragraph 14 relay set with value 11 remains normally closed and opens when there is an alarm and IT IS NOT POSSIBLE buzzer turning off relay set with value 12 remains normally closed and opens when there is an alarm and IT
32. hoosing ESC the controller leaves the turning on and returns to stand by mode If PSU parameter is gt 0 for parameters details see paragraph 14 before the turning on the controller displays the message PASSWORD and stops on the three digits 000 The PASSWORD is setting by UP DOWN keys and confirmed by OK key If the password is correct the controller turns on If the password is not correct the controller displays the message WRONG PASSWORD and returns to stand by mode 5 2 Normal displaying mode In normal displaying mode the controller displays the cold room temperature Probe S1 or the probe alarm temperature depending on the configuration chosen by the manufacturer The temperature scale will be shown in tenths of degree Celsius with a minus sign only for negative values for a range between 29 9 C and 69 9 Below the lower limit the temperature appears with sign and scale If the compressor is activated temperature displaying is alternating by the message COOLING or in defrost case by the message DEFROST 5 3 Displaying mode in case of event If fault warning or alarm occur the controller displays the event alternated by the cold room temperature until the event is corrected with an option to append more events e MESSAGES OF FAILURE variables are shown in bold italics The occurrence of one of the following messages requires a technician intervention PROBE FAIL Sx LOAD RLx DEFROST TIME OU
33. n of the power supply occurred during the test it restarts from the beginning 10 4 3 Memory reset The controller memory reset does not cancel the D Test data 10 5 D Test data displaying From submenu item SER DAT pressing OK key the controller displays the D Test report The controller leaves the report pressing MENU key or after 2 minutes of time out The controller displays the report again pressing DOWN key If there aren t data the controller displays the message NO DATA and returns to Menu SER 13 EX e START TEST M12 S22 KW 3 1 Duration and consumption e DEFROST M5 S3 KW 0 7 Defrost duration in Ph2 and consumption e PULL UP 230s T PULL DOWN 668s C Test pending in phases 4 and 5 in seconds degrees 10 6 D Test data cancellation D Test data cancellation is possible only by overwriting the most recent data after starting a new test 11 ELECTRICAL LOADS CONTROL Associated parameters PR1 power used by load on a RL1 0 1500 W default OW step 10W PR2 power used by load RL2 0 1000 W default OW step 10W PR3 power used by load on RL3 0 500 W default OW step 10W PR4 power used by load on a RL4 0 500 W default OW step 10W Maximum measured load is 2500 Watts If Pri 0 this control is disabled 11 1 Real time control of total power consumption During the operation mode the controller monitors total power consumption which should not exceed the sum of all allowed lo
34. oller 15 3 Outscan Function If in stand by mode the display shows the following symbols are simultaneously pressed the MENU DOWN INFO keys for 2 seconds for details of the keyboard see section 4 the controller enables the procedure that turns on sequentially loads for 3 seconds each and reads the connected probes After scanning the controller returns to stand by mode During the sequentially turning on of the loads the controller estimates with reference to the current consumption the power consumption on each relay and displays it After 500ms of delay a higher or lower power Prx for details of the parameters see section 14 requires the immediate exit from the function with loads locked until the controller turning off and its turning on When running Outscan the display shows consumption in Watts ON OFF READINGS AND DISPLAYING RLI ON Watt xxx RL2 ON W att oOOn A AARA A AAAAAAA R RL3 ON Watt RL4 ON Watt xxx SMARTFREEZE SNARTFREEZE Via delle Conce 20 00154 Roma Tel 39 06571 763301 Fax 39 06571763400 www smartfreeze com info smartfreeze com SMARTFREEZE 19
35. parameters details see paragraph 13 The interval between defrosts is expressed by ITD parameter for parameters details see paragraph 14 Defrost starts in different ways whose index m is shown in the defrost list viewable by the submenu item SER DEF see paragraph 8 Defrosts which can occur with or without evaporator S2 probe installed are as follows m1 manual defrost by keyboard m2 defrost by serial command m3 automatic defrost at every IDT hours m5 automatic defrost at RTC time m6 automatic defrost by D Test m7 automatic defrost in absence of calibration data m8 automatic defrost by insufficient evaporation m9 automatic defrost by excessive evaporation m10 automatic defrost by calibrated protection m11 automatic defrost by time protection m12 automatic protection defrost by low temperature evaporation 9 2 2 1 M1 Manual defrost by keyboard Manual defrost is enabled by the right value of DOP super parameter weight 1 for super parameters details see paragraph 13 and it starts by menu item DEF see paragraph 7 Electric Defrost It starts immediately if the S2 evaporator temperature is less than DTE for parameters details see paragraph 14 Hot gas defrost It starts when set point is reached if the S2 evaporator temperature is less than DTE with DOP parameter weight 64 for super parameters details see paragraph 13 Where set point value is not reached within a maximum time of 20 minutes after manual defrost
36. ply Warning During the test high and low temperature alarms are disabled During the test any fault parameter or set point change stops the test The controller displays the message TEST DISCONTINUED The restart is made by Menu but the message can be deleted by manual restart or by turning off and on again the controller Stops black out and starts of energy do not erase the message TEST DISCONTINUED In the case of black out during the test it remains pending and begins again to restore supply It is possible to stop the test by pressing UP key for 5 seconds and the controller displays the message TEST DISCONTINUED which can be deleted according to the procedure described above 10 3 Test ending 10 3 1 Test ending for not reaching set The controller stops the D Test if during the turning on or the thermoregulation doesn t reach the set point in WIN minutes in winter or in SUM minutes in summer for parameters details see paragraph 14 In this case the controller displays the message SET NOT REACHED The selection of WIN SUM parameter is made with reference to this condition if at test starting S1 probe detects a temperature gt 20 C the controller selects the parameter SUM if S1 probe detects a temperature 20 C the controller selects the parameter WIN 10 3 2 Test ending for not reaching of end defrost temperature If during test phase Ph3 S2 probe doesn t reach DTE C value in DTO minutes the controll
37. rameter BUR for parameters details see paragraph 14 represents the time in minutes of buzzer reiteration The reiteration implies the buzzer reactivation after the buzzer has been stopped by the key board with the alarm still persisting With the parameter BUR 0 the buzzer reiteration is disabled Parameter BUF for parameters details see paragraph 14 sets the time the buzzer will sound without the turning off After BUR time the buzzer starts again and gets repeated after BUR minutes If BUF 0 buzzer stays on until the alarm end 7 USER MENU DESCRIPTION User Menu is accessible by pressing the MENU key for scrolling each item use UP and DOWN keys Below is a list of features visible using the DOWN key Warning The items listed by the dotted are viewable only if their function is previously enabled OFF Controller switching off SET Cold room temperature setting Rh Humidity setting DEF Starting manual defrost DOO Door traffic displaying Date Time setting 0 0 H12 M19 D06 M02 Y10 USB Pen drive functions PAS User password setting LAN Changing Language SER Technical support functions WAT Energy meter 7 1 Controller turning off OFF in the operation mode pressing MENU key the controller displays the message OFF Pressing OK it displays the message TO TURN OFF OK TO ESCAPE ESC Choosing OK the controller displays the message DONE BYE Then it turns off and returns to st
38. rameters values If it has been scheduled PSO super parameter for super parameters details see paragraph 13 the key pressed for 2 seconds enables the function LIGHT and allows to turn on LIGHT ON message and off the light LIGHT OFF message e DOWN INFO KEY in normal display mode it enables the DOWN function after the selection of MENU for scrolling by menu and submenus items It decreases the SET POINT and or parameters values It enables INFO function when it is pressed for 2 seconds and enables the information string with the of operating compressor in the last hour of the evaporator and condenser temperatures if enabled of the instantaneous consumption and ultimately of the last temperature alarm data if it happened alarm type maximum temperature for high temperature alarm and minimum temperature for low temperature alarm with date time of start event EX WITH RECORDED ALARM e K45 TE 24C TC 56C WATT 230 HIGH TEMPERATURE MINUTES 12 MAX 23C 12 08 09 23 56 EX WITH NOT RECORDED ALARM if non calculated e K45 Te 24C Tc 56C WATT 230 5 1 Controller turning on To turn on the controller in stand by mode the display shows the following symbol pressing any key for longer than 2 seconds The controller displays the message TO TURN ON OK TO ESCAPE ESC Choosing OK the controller displays the message DONE WELCOME and starts to adjust displaying the cold room temperature C
39. reduces energy consumption when compressor usage percentage reaches a set value In this condition the operating set point is increased by SPI C for parameters details see paragraph 14 and then re established to the set conditions 9 9 1 AES on After AES consecutive hours during which the compressor usage percentage is gt or to the CPM percentage the set point changes to SET SPI for parameters details see paragraph 14 9 9 2 AES off After AES consecutive hours during which Automatic Energy Saving is on with the compressor usage hourly percentage to the CPM percentage the controller restores the original set point 9 10 Night amp Day N amp D Related parameters NDS 0 24 1 hours activation time of function Night amp Day NDD 0 23 1 hours duration of function Night amp Day SPI 1 5 1 C increase in degrees of operating s et point 11 LGH 0 1 1 flag light state unchanged or forced off in Night amp Day This function enabled by OSP super parameter weight 32 for super parameters details see paragraph 13 starts every day and reduces cold room consumption increasing the set point by SPI C starting from an hour set by NDS parameter for a duration of NDD hours for parameters details see paragraph 14 During H amp D mode if LGHz1 the light mode is forced off if LGH 0 light mode remains unchanged for parameters details see paragraph 14 9 11 Dehumidification Related parameters H
40. splays the message MEMORY RESET If PSU parameter is gt 0 for parameters details see paragraph 14 before the Data Time setting the controller displays the message PASSWORD and stops on the three digits 000 The PASSWORD is setting by UP DOWN keys and confirmed by OK key If the password is correct the controller allows the Date Time setting If the password is not correct the controller displays the message WRONG PASSWORD and returns to the Menu item 0 0 7 7 USB functions USB Warning Before entering this Menu item put the pen drive with its adapter in controller USB port From the Menu item USB pressing OK key the controller displays the submenu item SAVE PARAMETERS By UP DOWN keys it is possible to scroll other submenu items LOAD PARAMETERS UPGRADE FIRMWARE DOWNLOAD DATA MATERIALS STARTUP If the pen drive isn t on the controller displays the message NO PEN DRIVE If the per drive is on but it is write protected the controller displays the message PEN DRIVE LOCKED 7 7 1 Save parameters From the Menu item USB SAVE PARAMETERS pressing OK key the controller saves parameters in the pen drive creating the file param00 par If in the pen drive there is another file with the same name the controller creates a file param01 par and so on 7 7 2 Load parameters From the Menu item USB LOAD PARAMETERS pressing OK key the controller updates the parameters read from the file param par that is
41. t TTS 4 Defrost every ITD hours disabled 7 Operation with x weight P r e ci 16 Defrost at RTC time disabled 7 32 Protection defrost disabled TTS 64 Immediatedefrost start TTTS 128 Automaticdefrost disabled TS ie a TT 7 SMARTFREEZE 17 14 PARAMETERS COD PARAMETER POSITION LOWER UPPER UNIT SCALE STEP DEFAULT LIMIT LIMIT ADR SERIAL ADRESS o 0 255 num ip af 2 VSP USER INTERFACE SUPER PARAMETER i of 255 num il af o ISP INPUT SETUP SUPER PARAMETER 2 o 255 num ip al o OSP OUTPUT SETUP SUPER PARAMETER o 255 num ip af o FOP FANS SETUP SUPER PARAMETER af of 255 num ip af o DOP DEFROST SETUP SUPER PARAMETER s o 255 num 11 o ALH HIGH TEMPERATURE DIFFERENTIAL e o 500 ecf 10 oaf 60 ALL LOW TEMPERATURE DIFFERENTIAL 7 soo o 10 oaf 30 ALD ALARM DELAY IN REGULATION s i 240 aff 20 ADS ALARM DELAY AT POWER ON of i 240 mint f af 90 ADF ALARM DELAY AFTER DEFROST io i 240 af af 30 BUR TIME BUZZER REITERATION ii o 255 mint ip af 30 BUF TIME BUZZER PERSISTANCE IN ALARM 12 of 255 il af 5 LOWER HYSTERES
42. t the condenser fans follow this rule v Fan ev OFF S2 gt SET FSD v ON S2 SET FSD 5C 9 2 5 Dripping defrost end When temperature reaches DTE for parameters details see paragraph 14 output enabled by action 02 is disabled From this moment the controller may or not start the dripping defrosted water drainage depending on DRP parameter set for super parameters details see paragraph 13 DRP 0 avoids the dripping while DRP 20 starts the dripping with loads off for DRP seconds 9 3 Evaporator fans action Related parameters FOP 0 255 1 flag configuration super parameter FAS 20 20 1 fan activation consensus regulat ed FSD 40 10 1 fan off set during defrost FAD 0 255 1 sec fan time delay from start o defrost S2 HYF 1 20 0 1 isteresi ventole in regolazion e LBT 0 1 evaporator low temperature limit DOO 0 255 1 sec t max turn off time with open doors Evaporator fans action transfer Evaporator fans action is transferred to any of the relays by setting value 03 on relay parameter RLx for parameters details see paragraph 14 9 3 1 Fan in parallel with compressor With this configuration the evaporator fans will have main x SMARTFREEZE 10 consensus only with compressor on during the cooling Otherwise they will remain off In addition to the main consensus the evaporator fans are subject to the following conditions on for S2
43. ts defrost and displays the message DEFROST If there aren t the right conditions for defrost the controller displays the message ACCESS DENIED and the temperature If defrost is pending the controller displays the message WAITING DEFROST alternated by the temperature until the defrost starting Choosing ESC the controller leaves the defrost and displays the cold room temperature 7 5 Door traffic displaying DOO i it hasnt been scheduled DOO super parameter for super parameters details see paragraph 13 the monitoring of door openings is not enabled and in the Menu there isn t the item DOO From the Menu item DOO pressing OK key the controller displays the door traffic list of the 2 last days ES e OPENING FOR MINUTES TODAY 034 021 CRITICAL 001 OPENINGS 11 08 09 012 FOR MINUTES 000 6 If there aren t door traffic events the controller displays the message NO EVENTS 7 6 Date Time setting 0 0 From the Menu item 0 0 pressing OK key the controller displays time digits that can be changed by UP DOWN keys Pressing OK key the controller displays progressively minute digits day month and year The confirmation of the selected data is set by pressing OK key Pressing ESC key the controller leaves the data time setting in every phase hour H minutes M day D month M year Y Warning Confirming the value of the year Y date time setting causes the automatic memory cancellation and the controller di
44. ues out of i PROBE S1 i probe faulty or i i transfer of adjustments to probe if calibration i i DEN i range i missing i data Temin Temax are present Evaporator probe Detected values out of Timed DEFROST every ITD hours for the duration PROBE S2 Sn 5 i faulty or missing i range i of DTO minutes Nurse Condenser probe Detected values out of Cuts out reading as if probe were not fitted and i faulty or missing range i sets fans in parallel wit compressor i PROBE S4 Humidity probe Detected values out OF i Cuts out reading as if probe were not fitted faulty or missing range E Evaporator LOW i iere Else EVAPORATION TEMPERATURE pU RIT De i records event and turns compressor OFF with ENCE time otherwise returns to normal regulation HIGH Condenser HIGH 53 gt MCT C Stops regulation activating fans only to reach i CONDENSATION TEMPERATURE i temperature MCT 10 C measured by PROBE S3 DIRTY 453 gt 0 during CONDENSER Dirty condensed No action warning only on display i COMPRESSOR High usage of Active for CPH in the i o Maiani USAGE i compressor i 24 hours PM i Temperature DTE not DEFROST M Excessive defrost reached time DTO Warns that during DEFROST temperature DTE i time i was not reached within time minutes
45. ure for ice resistor Cold room light action transfer Anti Ice resistance action is transferred to any of the relays by setting value 07 on relay parameter RLx for parameters details see paragraph 14 9 7 1 Logic Anti Ice resistance action enables relay set with value 07 if S1 probe detects a temperature S1 lt SPX and disables it when temperature condition is S1 gt SPX 2 C In other word load is controlled in warm action with hysteresis of 2C 9 8 Condensation discharge resistance action Related parameters DDR 0 240 1 min turn off delay after a defrost Condensation discharge resistance transfer Condensation discharge resistance action is transferred to any of the relays by setting value 08 on relay parameter RLx for parameters details see paragraph 14 9 8 1 Logic The turning on of condensation discharge resistance starts with defrost beginning and ends after DDR minutes for parameters details see paragraph 14 It has the aim to heat the defrost water drainage pipe that otherwise would remain frozen and would not allow the conveyance of water on the drip tray 9 9 Automatic Energy Saving AES Related parameters AES 1 12 1 ore time to sample 96 compressor on CPM 50 99 1 threshold 96 compressor ON triggered by AES SPI 1 5 1 temp increase of operating set poin t Automatic Energy Saving function enabled by OSP super parameter weight 16 for super parameters details see paragraph 13

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