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USER MANUAL

1. Display on the unit Index Display Parameter Compressor 1 number of starts shows the number of starts amp forcompressor 1 on circuit 2 Hour meter Circuit 2 Compressor 2 number of starts shows the number of starts for compressor 1 on circuit 2 Numbers of starts Compressor 1 gea A Compressor 8 agga B Compressor 3 gad Compressor 3 number of starts shows the number of starts for compressor 3 on circuit 2 INSTALLER Menu Monitoring pump operating hours Display on the unit Index Display Parameter Pump 1 hour counter shows the number of running hours for pump 1 Hour meter Pump 2 hour counter showsthe number of running hoursfor pump 2 if present Pump 1 EE 1 8 Pump 8 Donn 31 INSTALLER Menu Monitoring unit configurator and test info Display on the unit Index Display Parameter Aermec S p Hh Configuration code shows the commercial code which identifiesthe unit and configuration Software version shows the software version installed on the unit Software version date shows the date of the software Code installed on the unit NRL 1400022200000 A D Testtime showsthe time the unit wastested in the factory uer 8 8 1 12703713 O Test date shows the date the unit was tested in the factory Testing date 18 23 13 06 13 B INSTALLER Menu Monitoring uni
2. eoo 6 Discharge temperature shows the discharge temperature displayed only for heat pumps models or unit with total heat recovery Compressor status the icon represents the compressor status of the circuit Each compressor is numbered with the code CP and foreach the current status is shown being On 6 Off Minimum residual time the value shows how many seconds remain until minimum required On or Off time ela pses for the current status of each compressor Main menu General circuits monitoring Display on the unit Index Display Parameter Total require Circuit 1 circuit a 464 oa Time between starts la25 as D Total capacity request shows the current value of total capacity request from the system Capacity output of circuit 1 shows the current capacity out put of the circuit to satisfy the system request Capacity output of circuit 2 shows the current capacity out put of the circuit to satisfy the system request Residual time to next compressor shows the remaining time before the next compressor istumed on if required 10 ES PM In Out Menu In Out Menu Extemal temperature monitoring Display on the unit Index Display Parameter Outdoor Lemnp OP 8 2 e 10 2e O 3 302 __ Today 8 20 Yes ter le ec
3. 4 This menu permits the selection of the operating modes the water setpoints and the time clock for the is SYSTEM i system If the unit includes heat recovery this menu permits the setting of the parameters associated with the RECOVERY heat recovery ae This menu contains the settings useful forthe installer enabling digital inputs BMS configuration control e INSTALLER pumps etc WARNING This menu is password protected The password is 0000 ASSISTANCE This menu isonly accessible to qualified personnel This menu isonly accessible to qualified personnel CLOCK 000000000909 FACTORY This menu containsthe clock settings for the system control date hour calender A User operating procedures To check or modify the operating parameters of the unit it is necessary to use the interface of the control panel on the unit The basic operations that the user must be capable of for the correct use of the unit are 1 Moving from one menu to the next 2 Selecting and modifying a parameter In this manual the parameters that can be modified by the user are identified by the icon Q Moving between menus a To move between the menus the order in which they are displayed is shown in the previous page enter the menu selection mode by pressing the key b Once in the menu selection mode it is possible to move between m
4. Main menu System monitoring Display on the unit Index Display Parameter Setpoint amp Fae Dirr D Bot Outlet Temp B Er 30 05 g Rea 385 B S zs 8 5 4 B Ei 8 8X Acta ass A WARNING Several icons can appear in this screen to show specific states of the system and the icons can be amp time clock is active Cv multi function inpu t is active CO low load function is active Cunent setpoint shows the current system setpoint Operating mode the icon shows the current operating mode of the system 3 cooling XX heating Differential shows the current system working differential Control sensor these values show the sensor on which the control is based inlet or outlet and the current value read by the selected sensor Proportional eror if the Proportional Integral function is active this shows the proportional value Integral error if the Proportional Integral function is active this shows the integral value Load request shows the percentage load required by the system oo m Gm e Ge Capacity output shows the percentage output to the sys tem Main menu Circuit 1 monitoring Display on the unit Index Display Parameter High pressure shows the discharge pressure of the circuit Low pressure shows the suction pressure of the circuit Circuit 1 AP 23 lba
5. A Extemal air temperature shows the current extemal air tem perature B Extemal air temperature minimum today shows the mini mum extemal airtemperature read today Extemal air temperature maximum today shows the maxi mum extemal airtemperature read today Extemal air temperature minimum yesterday shows the minimum extemal air temperature read yesterday Extemal air temperature maximum yesterday shows the maximum extemal air temperature read yesterday In Out Menu Fans monitoring common or circuit 1 Display on the unit Index Display Parameter a Speed ZZ 146 9 Set g 8bar C Diff d bar B 1 orr 23 1bar p a Ort 22 bar e WARNING The information contained in this screen can be split into two screens of Fans cir cuit 1 and Fans circuit 2 The control types can be e COMMON control The fans of both circuits are con trolled together in which case there will be only one screen which summarises the data relating to the fans as seen in the screen above INDIVIDUAL control The fans of circuit 1 and circuit 2 are controlled independently so the sys tem will display two distinctive screens to display the data of the two circuits In this case the two screens will be successively displayed and will contain the same type of data except for points E and G in that E is displayed only in the screen
6. Active season the symbol shows the curent operating mode 3 heating mode 3 cooling mode Unit enabled shows if the unit is enabled for operation which can be OFF system not enabled for operation ON system enabled foroperation ON WITH SET2 system enabled for operation with second ary setpoint TIME CLOCK system enabled to operate undertime clock programme Selecting the operating mode by modifying this parameter it is possible to select the operating mode of the unit COOLING unit produceschilled water HEATING unit unit produceshot water BY EXT TEMP operating mode decided automatically by the extemal airtemperature BY DIG IN operating mode decided by digital input ID16 input closed heating BY SUPERV operating mode decided by BMS BY CALENDAR operating mode decided automatically based on the season change overdate in the calender 19 SYSTEM Menu Setting main setpoints Display on the unit Index Display Parameter Plant Setpoint 1 m de ACTO x 45 0016 o User modifiable parameters Main cooling setpoint shows the operating setpoint used for cooling mode Main heating setpoint shows the operating setpoint used for heating mode SYSTEM Menu Setting secondary setpoints Display on the unit Index Display Parameter WARNING There are two possibilities for using Plant
7. 11 0 C Max 58 06 B User modifiable parameters Minimum cooling setpoint shows the minimum setpoint asa function of the input sgnal on input U10 Maximum heating setpoint shows the maximum setpoint as a function ofthe input signal on input U10 Minimum heating setpoint showsthe minimum setpoint asa function of the input signal on input U10 s n Oe Gs Maximum heating setpoint shows the maximum setpoint as a function of the input sgnal on input U10 INSTALLER Menu Configuration of NTC signal from multi function input if enabled Display on the unit Index Display Parameter Ins taller Input Multifunction Config NTC 7 8 C A 11 8 C B Minimun temp Haximun temp e User modifiable parameters GI Minimum NTC signal Shows the minimum temperature which corresponds to the to the minimum value for the function selected to the multi function input capacity limi tation or variable setpoint Maximum NIC signal Shows the maximum temperature which corresponds to the to the maximum value for the function selected to the multi function input capacity limi tation or variable setpoint INSTALLER Menu Monitoring compressor hour counter c irc uit 1 Display on the unit Index Display Parameter Hour meter Circuit 1 pagoh A aaah B h L Compressor 1 Compressor a Compressor 3 GI Compr
8. AL41 Anti freeze alam system common outlet temperature AL42 Anti freeze alarm heat recovery 1 inlet outlet temperature e AL43 Anti freeze alarm heat recovery 2 outlet temperature e AL44 Anti freeze alarm heat recovery common outlet temperature ALA5 Expansion IO uPC Off line o m AL45 Expansion IO pCOe Off line o AL48 Discharge gastemperature sensor circuit 1 faulty or not connected AL49 Discharge gastemperature sensor circuit 2 faulty or not connected AL50 Board re start from lost power e Not an alam AL59 Circuit breaker compressor 2 circuit 1 e AL60 Circuit breaker compressor 3 circuit 1 e AL61 Circuit breakercompressor 1 circuit 2 AL62 Circuit breaker compressor 2 circuit 2 e AL63 Circuit breaker compressor 3 circuit 2 e AL65 Low pressure sensor circuit 2 35 AL66 High pressure pressostat circ uit 2 AL67 High pressure sensor circ uit 2 e AL75 High discharge gastemperature circuit 1 e AL76 High discharge gastemperature circuit 2 e AL84 High heat recovery inlet temperature alarm e AL85 High system inlet temperature alarm e Alarm history Each time an alarm is generated it is saved in the alarm history memory This memory contains the last 100 alarms recorded For each alarm saved the inlet and outlet water temperatures are also recorded so that the service personnel can have a clear
9. Action associated with time clock a shows the action car ried out with the first time clock which can be ON unit enabled with main setpoint e SET2 unit enabled with secondary setpoint OFF unit in standby Time clock start b shows the value of the start of the sec ond time clock Time clock stop b shows the value of the stop of the sec ond time clock o Oz d s Oe 0 s ds Action associated with time clock b shows the action car ried out with the first time clock which can be ON unit enabled with main setpoint SET2 unit enabled with secondary setpoint OFF unit in standby SYSTEM Menu Time clock settings C and D Display on the unit Index Display Parameter Plant Timezone Gau THURSDAY A ON OFF SEL Day to set this shows the day for which the last two time clock values c and d are programmed This value can be any day of the week ora HOLIDAY day Time clock start c shows the value of the start of the third time clock c 15 08 12 8 8 d 16 00 j28 68 A WARNING All the screens for time clock program ming are only visible if activated in the main screen of the System menu Enabling TIME CLOCK A WARNING The values selected for the time clock a and b must follow logically 6 8 5 NOTE Outside of the four possible time clock pro grammes the system will remain OFF 60 User modifiabl
10. CIRCUIT OFF all the compressors of the circuit are off defrost is disabled LP ABOVE LIMIT the low pressure is above the level to enable defrost MINIMUM TIME BETWEEN DEFROST defrost is disabled dur ing the period of minimum time between defrosts SIART CP compressor just started await the bypass time before calculating the pressure decrease NEW LP REFERENCE a new low pressure value has been taken as reference for the calculation of decreasing pres sure START FOR LP LIMIT start of defrost to overcome the low pressure limit START FOR DELTA P start of defrost to overcome the decreasing value of low pressure TEMP LIQUID OK the liquid temperature has overcome the limit to define the end of defrost MINIMUM DEFROST TIME defrost continuous until the mini mum time is exceeded even if the exit conditions are met AWAITING OTHER CIRCUIT occurs if the fans are common to both circuits and the first circuit to finish defrost awaitsthe second circuit to finish BYPASS FIRST START the first defrost aftera powerlosscan only occur after the compressor has run for the determined time LIQUID TEMP LOW liquid temperature below the levelthat determines the end of defrost SIARTFOR DGT defrost isactivated due to the level of the discharge gastemperature exceeding the limit FORCED in the case the fansare common to both circuits this circuit has been forced into defrost due to defrost of the othercircuit even if n
11. Secondary cooling setpoint shows the secondary operating setpoint forcooling mode Setpoint 2 m 12 Mot x du ACO the secondary setpoint of the system Enable the system with the secondary setpoint as an option ON CON SET 2 in the first screen of the System menu Use the digital input ID10 which activates the secondary setpoint when closed e User modifiable parameters Heating secondary setpoint showsthe secondary operating setpoint forheating mode 20 SYSTEM Menu Time clock settings A and B Display on the unit Index Display Parameter Plant Timezone Dau THURSDAY A SEL ON OFF a 08 00 lg 08 b 11 00 12 ou oN _ __ oFF __ A WARNING All the screens for time clock program ming are only visible if activated in the main screen of the System menu Enabling TIME CLOCK A WARNING The values selected for the time clock a and b must follow logically lt lt lt NOTE Outside of the four possible time clock pro grammes the system will remain OFF User modifiable parameters Day to set this shows the day for which the first two time clock values a and b are programmed This value can be any day of the week ora HOLIDAY day Time clock start a shows the value of the start of the first time clock Time clock stop a shows the value of the stop of the first time clock
12. Setting pump anti freeze function sssssssssssseeee eee nee 27 INSTALLER Menu Setting fans anti icing function 27 INSTALLER Menu Setting pump operation during use of ant freezebheaterg eee ccc cece eeeteeeeeeeseeeeeeetteeeeenenes 28 INSTALLER Menu Setting multi function INDUt nem enne nennen nenne eene nn 28 INSTALLER Menu Configuration of capacity limit from multi function input if enabled 28 INSTALLER Menu Configuration of variable setpoint from multi function input if enabled sssssssss 29 INSTALLER Menu Configuration of variable setpoint from multi function input if enabled sss 29 INSTALLER Menu Configuration of NTC signal from multi function input if enabled 29 INSTALLER Menu Monitoring compressor hour counter circuit e 29 INSTALLER Menu Operation Silent Night Gei 30 INSTALLER Menu Management of electrical heaters eene enne 30 INSTALLER Menu Enabling boiler rette roa core tib pete acere er dai rare ue aeria Pedir dr d e qa rt 30 INSTALLER Menu Set temperature of integration and substitution ssssssssss ee ceeeeetieeectteeeeteeees 30 INSTALLER Menu Monitoring compressor hour counter circuit 2 if present 31 INSTALLER Menu Monitoring number of compressor starts circuit e 31 INSTALLER Menu Monitoring number of compressor starts circuit 2 if present 31 INSTALLER Menu Monitoring pump operating hours 31 INSTALLER Menu Monitoring unit configurator and t
13. modifiable fields can change 1 V entering a parameter exiting a parameter During normal operation the first screen of the Main menu is displayed on the unit This menu consists of several screens with dif ferent information on the operating status of the system which can be navigated using Main menu the arrow keys In these screens the informa tion is read only and no parameters can be changed WARNING If no keys are pressed for at least 5 minutes during the use of the con trol panel the software automatically re turn to the main screen of this menu Main menu General monitoring Display on the unit Index Display Parameter C1 AA SAA AAA L 91 ki e SUA MIX 48 X G Cea 49 ce eee E System supply water temperature shows the water tem perature leaving the heat exchanger System retum water temperature shows the water tempera ture entering the heat exchanger Pump active the icon appears if the unit pump operates if the unit is supplied with a pump The number next to the pump indicates which of the pumpsisactive 9 the icons can be active compressors switched off active compressors switched off CO low load function active ferential 1 0K requests for cooling load are disabled quests for heating load as disabled flow switch A WARNING Several
14. picture of the unit at the time the alarm occurred To access the alarm history a Press the key and enter the alarm display b If any are present go through the ac tive alarms with the key and reach the icon that gives access to the alarm history 3 Press the key to enter the alarm history 4 To exit the alarm history press the key or the key Alarm history and memory Display on the unit Index Display Parameter Phase moni tor Active alarms us b Code of active alarm shows the code for the active alarm currently displayed Description of active alam shows the description of the active alam curently displayed Total number of active alams shows the total number of active alams Active alams are announced by a red light on the bell labelled key Alam history Alam time shows the time of the alam occurring Js key ENTER ta go HISTORY alarm PN Alarm history Alarm date shows the date of the alam occurring Alarm history Alarm index shows the index of alarm ma xi mum 100 in the alarm history Alarm history Alarm code shows the identifying code of thee alam Alarm history Alarm description shows the description of the alarm Alarm history Temperature IN shows the water inlet tem perature at the time the alarm occured nas HL 19 Temp Qutlet Evap braken ar disconnect
15. setpoint ID11 OverlL compl circa Digital input ID8 shows the binary status of the input relat Close ing to the circuit breaker of compressor 1 on circuit 2 which ID12 Overl comp2 circa Sanae NR Close O OPEN circuit breakeralarm CLOSED nomal operation Digital input ID9 shows the binary status of the input relat ing to the circuit breaker of compressor 2 on circuit 2 which can be OPEN circuit breaker alarm e CLOSED nomal operation 15 In Out Menu Digital input monitoring 5 Display on the unit Index Display Parameter PCOS ID1s3 Qverl cmp 3 circ a pen ID14 verl pumpl plant pen ID15 verl pumpa plant Close 666 Digital input ID13 shows the binary status of the input relat ing to the circuit breaker of compresor 3 on circuit 2 which can be e OPEN circuit breaker alarm e CLOSED nomal operation Digital input ID14 shows the binary status of the input relat ing to the circuit breaker of pump 1 which can be OPEN circuit breakeralarm e CLOSED nomal operation Digital input ID15 shows the binary status of the input relat ing to the circuit breakerof pump 2 visible if present which can be OPEN circuit breakeralarm e CLOSED nomal operation In OutMenu Digital input monitoring 6 Display on the unit Index Display Parameter PCOS ID16 Remote Cool Heat Open
16. the power system This value specifies the percentage power of the individual resistance compared to the total power of the unit WARNING In order to allow proper management of elec trical resistances in the system all resistors must have the same power also please note that the maximum power of the single resistor managed by the system is equivalent to 50 of the rated power of the unit INSTALLER Menu Enabling boiler Display on the unit Index Display Parameter Enable boiler replacement This parameter specifies whe therto enable the boiler when the outside temperature falls Ins taller below the value of replacement specified in the next win Boiler replacement enabled NO A User modifiable parameters dow orin the case where the heat pump isin full alarm INSTALLER Menu Set temperature of integration and substitution Display on the unit Index Display Parameter Temperature integration this value indicates the outdoor temperature above which the heat pump function without Installer the aid of electrical resistors while if the outside tempera Air temp integration B ture is lower than this value but sill higher than all atem Air temp replacement 5 a C 5 8 C B e User modifiable parameters peratura replacement the heat pump operates TOGETHER resistances Temperature integration this value indicates the outdoo
17. this is the conversion value into Inputs temperature from the pressure read by the high pressure 9 t bar PCOS US High press circ l bar 59 390 B UB Low press circ l 28 5 B transducerof circuit 1 Analogue input U6 shows the low pressure transducer value read for circuit 1 Conversion LP temperature this is the conversion value into temperature from the pressure read by the low pressure transducerfor circuit 1 In Out Menu Analogue input monitoring 4 only on units with two circuits Display on the unit Index Display Parameter U Liquid temp circuit 2 15 390 A Analogue input U7 showsthe discharge gastemperature of circuit 2 In Out Menu Analogue input monitoring 5 only on units with two c irc uits Display on the unit Index Display Parameter A Analogue input U8 shows the high pressure transducer value read forc ircuit 2 Conversion HP temperature this is the conversion value into Inputs temperature from the pressure read by the high pressure pcos transducer of circuit 2 US High press circ e Analogue input U9 shows the low pressure transducer value Q bar se c read forcicuit2 oe dem et ii Eu D Conversion LP temperature this is the conversion value into i i temperature from the pressure read by the low pressure transducer fo
18. AERMEC air conditioning A GD user interface AIR WATER Heat pump USER MANUAL AERMEC a COMPANY QUALITY SYSTEM ISO 9001 2000 Cert n 0128 5 cio ems AERMEC S P A pCO DN o Index User interface IPOD T i reheat nen a i a i donne natant india a adi a 4 Start up procedure sa istics a 5 Menu structure and NAVIGATION ss ass ieri indonesia iix UR REDE EDORUCOUOGOLTC RE ER ENT EAE RUE RR RR 6 User oper tind oreet e 7 cid e 8 Mairirieriu sGernsral monitoriFigs cuo tameu dent nad BHEAGA exa ud eua rad dua Ve ceat eed e eva eed dual eed tae ea deen 8 Mainmenu System MOnItOnIAG ioi rod iret emer peor a o rs Pr aiibi aedi fecu e Poe ad ux ed Rai 9 Man menu Circuiti momong mmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmaH 9 Main menu Circuit 2 monitoring visible if present 10 Main menu General eircuits Poppe see coner cn ett cnt t n Ln e e NN n ER RR CP ERR C ERR E RA 10 f ie Men s 11 In Out Menu External temperature monitoring nennen nnne nn ener nn 11 In Out Menu Fans monitoring COMMON or circuit 71 11 Inf Out Menu Defrost monitoring circuit 1 CIRCUIT 2 nr e ER Rt SEENEN 12 In Out Menu Analogue input monitoring OO 13 In Out Menu Analogue input monitoring OO 13
19. AR User modifiable parameters INSTALLER Menu Password 0000 INSTALLER Menu Insert password to access menus Display on the unit Index Display Parameter Access password to menus the password to be used to access the Installer menus is the default value 0000 User modifiable parameters INSTALLER Menu Enabling digital inputs ID3 and ID4 Display on the unit Index Display Parameter Enabling ID17 shows if the digital input ID3 is enabled forthe remote ON OFF control function ON closed OFF open IDA7 On Orf plant Ver amp e User modifiable parameters INSTALLER Menu Addressing BMS supervisor system Display on the unit Index Display Parameter Select protocol shows which protocol is used to communi A cate with the BMS with the supported protocols being e MODBUS protocol Modbus RS485 QD CAREL protocol by expansion Insatller pCOWEE protocol by expansion pCOWEB Supervisor BMS1 LON protocoll by expansion LON Pratacol MODELS A bini speed shows the speed of the serial commu BaudRate 19208 baud B Serial address 1 0 Address shows the address assigned to which communica tion willbe made with the BMS supervisor e User modifiable parameters INSTALLER Menu Enabling primary functions by BMS Display on the unit Index Display Parameter Enable chan
20. Fans circuit 1 whilst G is displayed only in the screen Fans circuit 2 Circuit fans shows which circuit the data refers to with options of Fans showsthat the fansare common to both circuits Fans 1 data referto the fansof circuit 1 Fans2 data refersto the fansof circuit 2 Fan speed shows the percentage speed at which the fans are operating Common circuit 1 or circuit 2 Fan setpoint showsthe curent fans setpoint Differential on fan setpoint shows the current differential applied on the fan setpoint Fan status circuit 1 shows the current status of the fans which canbe OFF fans off PRE VENTILATION fans on in anticipation of compressor HIGH PRESSURE control based on high pressure e POST VENTILATION fans on after compressors switch off e ANT ICING fans on phase to prevent ice accumulation e DEFROST defrost phase LOW PRESSURE control based on low pressure e MAXIMUM SPEED fans at maximum speed e SILENCED speed reduction to reduce noise levels Fan pressure circuit 1 shows the current pressure value read Fan status circuit 2 equivalent values to that of item E and this value is only displayed if the fans are common to the two circuits If not this value is not displayed but is shown in the following screen Fanscircuit 2 Fan pressure circuit 2 shows the current pressure value read and is only displayed if the fans are common to both circu
21. IDLY Remote On Off Open IGLS Multifuncet Eanble Open 666 Digital input ID16 shows the binary status of the input relat ing to the change of season function which can be e OPEN remote season change not active e CLOSED remote season change active NOTE To control this function the installer must use the digi tal input ID16 and provide a volt free contact for the activa tion of the remote season changeover Digital input ID17 shows the binary status of the input relat ing to the remote ON OFF function which can be OPEN remote ON OFF remote not active CLOSED remote ON OFF active NOTE To control this function the installer must use the digi tal input ID17 and provide a volt free contact forthe activa tion of the remote ON OFF Digital input ID18 shows the binary status of the input relat ing to the multi function U10 this function is detailed in the Installer menu which can be OPEN multi function contact not enabled CLOSED multi function contact enabled NOTE To control this function the installer must use the digi tal input ID18 and provide a volt free contact for the activa tion of the multi function 16 In Out Menu Digital output monitoring 1 Display on the unit Index Display Parameter Output PCOS NO1 Pump 1 MO2 Comp l circ l NOS Comp circ 1l Digital output NO1 shows the binary status of the outpu
22. In Out Menu Analogue input monitoring OO 13 In Out Menu Analogue input monitoring 4 only on units with two circuits 14 In Out Menu Analogue input monitoring 5 only on units with two circuits sssssss 14 Ier OutiMenu Digital input montanng Ly ere eri hr eei Sene terat eed mm 14 In Out Menu Digital input monitoring 2 cece eee eee eee emere nennen rre nnn ern nnn 15 In f OutiMenu Digital Input monitoririg S EE 15 In Out Menu Digital input monitoring 4 ee ce eee ee ene enne nenne nennen nnn 15 In FOutiMenu Digital input monitoring B tiere ero E ee aec et er dere eer ro tex ras deer i c pa eb n 16 In Out Menu Digital input monitoring 6 ec eee eme eene ener enne e nennen nnn 16 In f OutiMenu Digital output monitoring 1 DEE 17 In Out Menu Digital output monitoring 2 eee e eee emere ener enr nenne eere nnn 17 In FOutiMenu Digital output monitoring S nitor em Se ina e ih cce eet e eis er edes 17 In Out Menu Digital output monitoring A 18 In F OutiMenu Digital output monitoring 8 EE 18 In Out Menu Digital output monitoring EI 18 ON OFF MENU p 19 ONOFF Menu s Switching Uwt On ai mmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmcacHHHHN 19 SYSTEM Men E 19 SYSTEM Menu Selecting the operating mode tta ee emen enn enne nnne enn nnns 19 SYSTEM Menu Setting main SEtPOINES ee eene ee erenen
23. Minimum extemal air temperature limit shows the extemal air temperature at which the maximum differential as speci fied at point B will be applied to the original setpoint Maximum extemal air temperature limit shows the extemal air temperature at which the original setpoint is applied Below this temperature the setpoint is proportionally increased up to the value specified in point C where the setpoint will be compensated by the maximum differential specified in point B INSTALLER Menu Setting ambient curve parameters for heating Display on the unit Index Display Parameter Installer Setpoint heat Actual 45 a C ser Compensa T Ext Max S C aa oer 198 9 B e User modifiable parameters Actual setpoint shows the current setpoint from the ambient curve Maximum differential on setpoint compensation shows the maximum change to apply to the original setpoint when reaching the extemal temperature specified at point D Q O Minimum extemal air temperature limit shows the extemal air temperature at which the orginal setpoint is applied Above this temperature the setpoint is proportionally decreased up to the value specified in point D where the setpoint will be compensated by the maximum differential specified in point B a Maximum extemal air temperature limit shows the extemal air temperature at which the maximum differe
24. changer e INLET U1 the sensor used to control the production of water isthat entering the heat exchanger COMMON OUTLET SENSOR U3 uPC the sensor used to control the production of water is the common leaving sen sorin the event there are two heat exchangers WARNING Selecting the control based on the entering tem perature means that the correct setting for the operating setpoints must consider the addition or subtraction based on cooling or heating mode of the differential temperature to the operating setpoint Type of control shows the logic used forthe control which can be PROP NT applies proportional and integral control PROP applies proportional control only Integral time shows the integral time to add to the propor tional control in the event the type of control selection is proportional and integral INSTALLER Menu Setting parameters for cooling control Display on the unit Index Display Parameter Cooling regolation SETPOINT FIXED A 5 a C Differential User modifiable parameters Type of setpoint shows what type of logic is used for the control of the operating setpoint which can be e FIXED SETPOINT the system will use as the operating set point the values set by the user in the System menu screen main and secondary setpoints AMBIENT CURVE the operating setpoint is calculated automatically based onthe selected ambie
25. ction enable Ext Air temp Pulse time off Pulse time on Enabling anti icing function shows whether to enable the anti icing function for the fans YES 1 a c7 1s8min 385 User modifiable parameters Extemal air temperature limit shows the temperature below which the anti icing cycle isactivated if enabled Time off shows the time interval between the penods of activation forthe fans during the anti icing function Fan activation time shows the time period that the fans will be activated for the anti icing function 27 INSTALLER Menu Setting pump operation during use of anti freeze heaters Display on the unit Index Display Parameter Antifreeze Heater Force ON pumps YES e User modifiable parameters Pump enable shows whether the pump is activated during the operation ofthe electric anti freeze heaters INSTALLER Menu Setting multi function input Display on the unit Index Display Parameter Multifunetion Input Config Input U10 TYPE VARIABLE SETPOINT 8 184 B o User modifiable parameters Multi function input shows which function is assigned to the multi function input U10 which can be e NOTPRESENT multi function input disabled CAPACITY LIMIT the input U10 is used to limit the capacity of the unit in a manner proportional to
26. e parameters Time clock stop c shows the value of the stop of the third time clock Action associated with time clock c showsthe action car ried out with the first time clock which can be ON unit enabled with main setpoint e SET2 unit enabled with secondary setpoint OFF unit in standby Time clock start d shows the value of the start of the fourth time clock Time clock stop d shows the value of the stop of the fourth time c lock as asasasasasas Action associated with time clock d shows the action car ried out with the first time clock which can be ON unit enabled with main setpoint SET2 unit enabled with secondary setpoint OFF unit in standby 21 SYSTEM Menu Copy time clock settings function Display on the unit Index Display Parameter Plant a Day to copy from shows from which day the four time clock programmesare to be copied Day to copy to shows to which day to copy to the selected settings The time clock from the reference day can be cop ied to an individual day of the week to all remaining days oronly forholidays Timezone Day THURSDAY A Copy to No 4 B AN WARNING All the screens for time clock program ming are only visible if activated in the main screen of the System menu Enabling TIME CLOCK e User modifiable parameters e Make copy by changing t
27. ed D 1n 24 wC ut e KI p 0ut 19 08 14 05 13 ojoo0ooo o Alarm history Temperature OUT shows the outlet water tempe ature at the time the alarm occured Alam history Refrigerant circ uit pressure info pressing the enter key during the display of the alam history the water temperature data isreplaced by the high HP and low LP pressure values measured on the refrigerant circuit at the time the alarm occurred Note further pressing of the enter key altemates between the water temperatures and the circ uit refrigerant pressures after the index value 99 will incrementally start with the index value 00 and overwrite the old data THE ALARM HISTORY CANNOT BE CANCELLED and having a limit of 100 alarm histories any additional new alarms 37 Quick reference WARNING This table refers to the specific pages only for the basic operation of the unit and for further information refer to the index of the manual Function Page Switc hing the unit on or off 19 Season settings HEAT COOL Setting the water production setpoints Programming time clock dati tecnici riportati nella presente documentazione non sono impegnativi AERMEC S p A si riserva la facolt di apportare in qualsiasi momento tutte le modifiche ritenute necessarie peril miglioramento del prodotto Les donn es mentionn es dans ce manuel ne constituent aucun engagement de
28. enus using the arrow keys the key to move to the previous menu and the key to move to the next menu c When the desired menu is seen press the key e to enterthe menu Press the key to retum to the menu selection mode f V U entering a ii menu M exiting a menu ei Selecting and modifying a menu a Once in the menu selected by following the procedure 6 it is possible to move between the screens using the arrow keys the key to move to the previous parameter and the key to move to the next parameter previous parameter next parameter c When the desired parameter is seen press the key e to enter the parameter To exit the parameter and retum to the parameter selection mode press the key WARNING Once a parameter is selected by pressing the key the parameter selection mode is automatically accessed and in this mode the desired parameter values can be set with the following procedure 1 Pressing the key e causesa flashing cursor to appear on the first modifiable field of the param eter If no modifiable fields are displayed then the cursor will not appear 2 Pressing the key orthe key the value ofthe field can be increased ordecreased 3 Pressing the key e confirms the modifica tion of the field value saving it in memory On the basis of the type of parameter selected the num ber of
29. essor 1 hour counter shows the number of running hours forcompressor 1 on circuit 1 Compressor 2 hour counter shows the number of running hours forcompressor 2 on circuit 1 if present Compressor 3 hour counter shows the number of running hours forcompressor 3 on circuit 1 if present 29 INSTALLER Menu Operation Silent Night Set Display on the unit Index Display Parameter Control Silent night Control ON 21 Control OFF 8 NO A aa B 22 e User modifiable parameters Enable Silent Night operation This value indicates whether to enable night mode this function enables operation muted during the time period specified in the following parameters Start time slot night mode function if the operation is muted noctumal active this parameter indicates the time after which this function will be activated End time dot night mode function if the operation is muted noctumal active this parameter indicates the time after which this function will be disabled INSTALLER Menu Managementof electical heaters Display on the unit Index Display Parameter A Number electrical resistors installed Indicates this value if the number of electric heaters installed minimum zero Ins taller maximum three Additional resistances number Power resistance D 1054 B e User modifiable parameters Percentage of
30. est jmo 32 INSTALLER Menu Monitoring unit Configurator and test jmo 32 CLOCK qd 32 CLOCK Menu Setting system date and time eee eee nennen rne en rne enn nnns 32 CLOCK Menu Setting automatic time change summer winter time e 33 CLOCK Menu Setting holidays ssssssssssssse n em nee nen een nnn nrnnn enr nennen deer nens s nenne enn nnns 33 Alarm summary TION Saas ciii rx Fa Duk Eco ue E eee cee cee das NE AN aos ea TERREA RR aiana EFE cence 34 Alarm history and memos er aux aru Cuu assa Ga aa si ai sh is D Rp Rip i E KR Sue aaa adaa ae A 37 Alarm STONY eer sh assin s 37 elflld dv OT CT TE A0 The unit control panel allow the quick setting and display of the units operat ing parameters The board memorises all the default settings and any modifi cations By installing the remote control panel PGD1 it is possible to remotely replicate all the functions and the set tings available on the unit After a power failure the unit is capable of an automat ic restart retaining the original settings The user interface consists of a graphic display with six navigation keys the dis play is arranged through a menu hierar chy activated by pressing the naviga tion keys The default display of these menus is the main screen The naviga tion between the various parameters is by using the arrow keys located to the right of the di
31. ge over by BMS shows if the remote change over by the BMS is enabled nem Supervisor Enable ON OFF by BMS shows if the remote starting and stopping of the unit by the BMSis enabled Enable caalingzheating by Supervisor vES _ Enable On Off unit by supervisor YES B User modifiable parameters INSTALLER Menu Addressing secondary supervisor system not opto isolated Display on the unit Index Display Parameter Installer RerWebsee BMSe Address e User modifiable parameters Address shows the value of the address for the secondary supervisor system for communications this serial interface is not opto isolated so the connection distance permitted is lessthan the main serial interface NOTE The use of the second serial link is intended for trans mission via the web AerWeb300 although the serial link can be to a second supervisor system in addition to the main one BMS1 INSIALLER Menu Selecting control for water production Display on the unit Index Display Parameter Regolation temperature sensor with OUTPUT i U81 A PROP INT 6885 TYPE reg Integ Time iki e User modifiable parameters Control sensor shows which sensor the system bases the control of water produced which can be OUTLET U2 the sensor used to control the production of wateristhat leaving the heat ex
32. his value to requested copy from the reference day ismade for the requested days SYSTEM Menu Setting change over based on extemal temperature Display on the unit Index Display Parameter Cooling Heating Select Cool Heat with Outdoor temperature 23 0 15 0 C Set ON cooling Set ON heating AN WARNING This screen for automatic control based on external air temperature is only vis ible if activated in the main screen of the System menu Selection mode BY EXT TEMP e User modifiable parameters Temperature level for cooling shows the extemal air tem perature value above which cooling mode is automatically activated Temperature level for heating shows the extemal air tem perature value below which heating mode is automatically activated 22 SYSTEM Menu Setting change over based on calender Display on the unit Index Display Parameter A Date to activate heating mode shows the date after which the change is made from cooling mode to heating mode Cooling Heating Date to deactivate heating mode shows the date after Select CooleHeat with which the change is made from heating mode to cooling calendar mode Start Heating ei oTT Finish Heating 8l HMRG B A WARNING This screen for automatic control based on calender is only visible if activated in the main screen of the System menu Selection mode BY CALEND
33. icons can appear in this screen to show specific states of the system and LD low leaving temperature anti freeze function is GD high leaving water temperature prevention is V anti freeze heater active set point 4 0 C dif Na the return water temperature is dropping so new A the return water temperature is rising so new re XE the flow switch is open so compressors will be switched off whilst the pump attempts to enable the Compressor status circuit 1 the icon shows the curent sta tus of the compressors present in circuit 1 which can be On 6 Off O e Disabled X n alarm A Partload operation lasting 10 minutes P Compressor status circuit 2 the icon shows the curent sta tus of the compressors present in circuit 2 which are the same asthose available on circuit 1 Fan speed circuit 1 the value showsthe percentage speed ofthe fanson circuit 1 Common fan speed the value shows the percentage speed ofthe common fansbetween two circuits eoo e Fan speed circuit 2 the value showsthe percentage speed ofthe fanson circuit 2 e System capacity demand this element presents the system capacity demand asa bargraphic between 0 and 10 WARNING Based on the operating mode of either heating or cooling the heat exchanger changes role This is shown on the display of the screen by EV evaporator CN con denser Date and time showsthe cument date and time
34. its If not this value is not displayed but is shown in the following screen Fanscircuit 2 11 In Out Menu Defrost monitoring circuit1 circuit 2 Display on the unit Index Display Parameter Defrost B Disabled Hi ah outdoor temp Times as D LF aver G dbar DP 8 8 B Liquid Temp 14 8 C A WARNING in the case the unit has two circuits this screen is repeated and the heading of A changed to C2 and each screen will provide data for the relevant circuit Defrost circuit shows which circuit the values refer to if a second circuit is present and provides a second screen for the second circuit Defrost C1 data relating to circuit 1 Defrost C2 data relating to circuit 2 Defrost information provides status information on the defrost which can be DISABLED defrost disabled BYPASS bypass phase afterthe compressor start DECREASING CALCULATION phase calculating the decrease of pressure AWAITING CYCLE INVERSION system in pause before cycle inversion START DEFROST defrost in start phase DEFROSTING defrost cycle END DEFROST end of the defrost cycle FIRST DEFROST shows the first defrost phase after a power loss Additional defrost information provides additional status information on the defrost HIGH EXTERNAL AIR TEMPERATURE the extemal air tem perature isabove the level for enabling defrost
35. me change week shows which week of the month thatthe retum time change is made Retum time change day shows which day of the week that the retum time change is made Retum time change month shows which month the retum time change ismade Retum time change hour shows what hour that the retum time change ismade CLOCK Menu Setting holidays Display on the unit Index Display Parameter Calendar Start End Rction rr es Dic 267Dic Hol mm 86 Gen W4 en Hol cc Pe evDic 868s rGiu OFF vr e User modifiable parameters GI Start date shows the date of the start of the holiday The calender can control a maximum of 5 days defined as hli days during which time specific actions are carried out Q End date shows the date of the end of the holiday The calender can control a maximum of 5 days defined as holi days during which time specific actionsare camed out a Action to associate with holiday shows which action the unit will take during the holiday which may be OFF unit will be off during the daysselected FEST unit will be controlled as specified in the time clock programme called HOLIDAY for further information refer to the function of the time clock e if no action is specified the unit will be controlled by the manual settings Alarm summary table The unit provides a display of the pos sible faults anno
36. n ne nrrr nenne e nnne nnns nnns 20 SYSTEM Menu Setting secondary setpoinmte eee eee nene eene ne nennen enne nnns 20 SYSTEM Menu Time clock settings A and 0 21 SYSTEM Menu Time clock settings C and D eene en een eene ener 21 SYSTEM Menu Copy time clock settings Tuncton eene nnns 22 SYSTEM Menu Setting change over based on external temperature eee 22 SYSTEM Menu Setting change over based on calender eere enne 23 INSTALLER Menu Password 0000 cccccssssseeeeeeeeseseeeeeeeeeseseeeeneeeeeeeesssneeeeeeesenseeeeeeeeeeseeneeees 23 INSTALLER Menu Insert password to access menu 23 INSTALLER Menu Enabling digital inputs ID3 and IDA sssssssssssse eene 24 INSTALLER Menu Addressing BMS supervisor system sssssssssssseeeneeee enne eene eene 24 INSTALLER Menu Enabling primary functions by DM 24 INSTALLER Menu Addressing secondary supervisor system not opio Jsolatec ccc cee cctceeeeetteeeeeetteeeeenees 25 INSTALLER Menu Selecting control for water Drocdhucton e eee ene 25 INSTALLER Menu Setting parameters for cooling control eene 25 INSTALLER Menu Setting parameters for heating control eene eene 26 INSTALLER Menu Setting ambient curve parameters for cooling ssssssssss een 26 INSTALLER Menu Setting ambient curve parameters for heating sss 26 INSTALLER Menu Configuring pGumpe eee ene enne ne nennen nnne re nennen nene nne eene nne 27 INSTALLER Menu
37. n or off Display on the unit Index Display Parameter n rr unit Plant Off general A General enable MNCO 16 e User modifiable parameters Curent status shows the current status of the unit ENABLED unit on OFF GENERAL unit in standby e OFF FOR ALARM unit in standby due to an alarm OFF BY BMS unit in standby disabled by the BMS OFF BY CLOCK unit in standby disabled by time clock settings OFF BY DIG IN unit in standby disabled by digital input ID8 OFF BY DISPLAY unit in standby disabled from the terminal e ANT ICING unit forced on to avoid icing Switching unit on oroff by modifying this parameter it is pos sible to switch the unit on oroff YES unit on NO unit off SYSTEM Menu SYSTEM Menu Selecting the operating mode Display on the unit Index Display Parameter Cunentstatus showsthe current status of the unit ENABLED unit on e OFF GENERAL unit in standby SET OFF FOR ALARM unit in standby due to an alarm OFF BY BMS unit in standby disabled by the BMS OFF general ui XC A SE CLOCK unit in standby disabled by time clock Switch On OFF BY DIG IN unit in standby disabled by digital input YES ID8 OFF BY DISPLAY unit in standby disabled from the terminal Mode selection ANT ICING unit forced on to avoid icing HEATING O User modifiable parameters
38. notre part Aermec Sp A se r serve le droit de modifier tous AERMEC S p A I 37040 Bevilacqua VR Italy Via Roma 996 Tel 39 0442 633111 Telefax 39 0442 93730 39 0442 93566 www aermec com info aermec com moments les donn es consid r es n cessaires l amelioration du produit Technical data shown in this booklet are not binding Aemec S p A shall have the right to introduce at any time whatever modifications deemed necessary to the improvement of the product Im Sinne destechnischen Fortsschrittes behalt sich Aermec S p A vor in der Produktion nderungen und Verbesserungen ohne Ank ndigung dur chzuf hren Los datos t cnicos indicados en la presente documentaci n no son vinculantes Aermec S p A se reserva el derecho de realizar en cualquier momento las modificaciones que estime necesarias para mejorar el producto
39. nt curve Differential shows the differential applied between the water inlet and outlet where such value depends on the flow rate the system operatesat 25 INSTALLER Menu Setting parameters for heating contol Display on the unit Index Display Parameter Heating regolation SETPOINT FIXED A 3 8 C Differential User modifiable parameters Type of setpoint shows what type of logic is used for the control of the operating setpoint which can be FIXED SETPOINT the system will use as the operating set point the values set by the user in the System menu screen main and secondary setpoints AMBIENT CURVE the operating setpoint is calculated automatically based on the selected ambient curve Differential shows the differential applied between the water inlet and outlet where such value depends on the flow rate the system operatesat INSTALLER Menu Setting ambient curve parameters for cooling Display on the unit Index Display Parameter Ins taller Setpoint cool Actual 12 8 C A Compens ser hax pp SE B CERE 35 0C User modifiable parameters Actual setpoint shows the current setpoint from the ambient curve Maximum differential on setpoint compensation shows the maximum change to apply to the orginal setpoint when reaching the extemal temperature specified at point C
40. ntial as speci fied at point B will be applied to the original setpoint 26 INSTALLER Menu Configuring pumps Display on the unit Index Display Parameter Mumbers of pumps Idle time User modifiable parameters GI Number of pumps shows the number of pumps controlled by the unit WARNING Modifying this parameter could result in the pumps installed on the unit not being operated Inactivity time shows the inactivity time forone pump after which it will be activated in the event that there are several pumpsavoidsthat they stand still for an excessive time INSTALLER Menu Setting pump anti freeze function Display on the unit Index Display Parameter Ins taller Pump start cicles Enable Circle time Pulse time Hin Extern RHir Temp User modifiable parameters Enabling anti freeze function shows whether to enable the anti freeze cycle function which activates the pump Ae sen in B anin O Time cycle shows the time interval between pump activa tions 5 0C Pump activation time shows the time period that the pump will be activated forthe anti freeze function Extemal air temperature limit shows the temperature below which the anti freeze cycle isactivated if enabled INSTALLER Menu Setting fans anti icing function Display on the unit Display Parameter Fan antirreezer snow Fun
41. oading procedure Start up procedure two screens are displayed a start up screen and a screen to select the system language These screens are detailed in the table be WARNING The system language can be set on the screen displayed at the start low up or can be modified at any time through the appropriate screen contained in the Installer menu Start up procedure Display on the unit Index Display Parameter AERMEC Wait please Es A Language ESC to comfirm Time Show mask ENGLISH Pussh ENTER for change 2040 Remaining time for software loading this value shows the remaining time to starting the software loaded on the unt and passing the to system language selection System language this parameter shows the current lan guage set for the system To change the language follow the instructions shown on the screen Remaining time to select the language this value shows the remaining time to modify the language When the time elapses the display goes to the main screen Main screen General monitoring WARNING It is possible to modify the system language at any time using the appropriate screen contained in the Installer menu Menu password 0000 Menu structure and navigation Both the functions to control the unit and the operating in The operating menus are arranged as in the foll
42. onnected Analogue input U1 AL10 Outlet watertemp sensor evap 1 faulty or not connected e Analogue input U2 AL11 Outlet watertemp sensor evap com faulty ornot connected e AL12 Inlet watertemp sensor recovery faulty ornot connected e AL13 Outlet watertemp sensor recovery1 faulty or not connected e AL14 Outlet watertemp sensorrecovery2 faulty ornot connected AL15 Outlet watertemp sensor recovery common faulty ornot connected e AL16 External temperature sensorfaulty ornot connected e AL17 Liquid temperature sensor circuit 1 faulty or not connected e AL18 Liquid temperature sensorcircuit 2 faulty or not connected e AL23 Circuit breakercompressor 1 circuit 1 e AL24 Thermal alarm system pump 1 e AL25 Thermal alarm system pump 2 e AL26 Thermal alarm heat recovery pump 1 e AL27 Themal alam heat recovery pump 2 AL28 Fans circuit breaker circuit 1 AL29 Fans circuit breaker circuit 2 AL31 Low pressure sensor circuit 1 AL32 High pressure pressostat circ uit 1 e AL33 High pressure sensor circuit 1 e AL34 Circuit 1low pressure sensor serious e AL35 Circuit 2 low pressure sensor serious e AL38 Loss of evaporator water flow e AL39 Lossof heat recovery water flow e AL40 Anti freeze alarm system inlet outlet temperature
43. ot required Defrost time the value can indicate the maximum time before completing defrost in the event the nomal levels for completion have not been met orthe minimum defrost Cycle time in the event the TEMP LIQUID OK message is displayed to exit defrost Low average pressure shows the average low pressure in the last minute Delta pressure shows the accumulated delta pressure to determine activation of defrost Liquid temperature shows the liquid temperature to deter mine exit of the defrost cycle 12 In Out Menu Analogue input monitoring 1 Display on the unit Index Display Parameter A Analogue input U1 shows the heat exchanger inlet water temperature Analogue input U2 shows the heat exchanger outlet tem Inputs perature PCOS Analogue input U3 shows the extemal airtemperature Ul Inlet Temp water EVaP 14 9 C U2 utput Temp water eVaP 18 0t B U3 Ext Temp 17 9 C In Out Menu Analogue input monitoring 2 Display on the unit Index Display Parameter Analogue input U4 showsthe discharge gastemperature of circuit 1 Inputs pcos Ud Liquid Temp circuit 1 15 390 A In Out Menu Analogue input monitoring 3 Display on the unit Index Display Parameter Analogue input U5 shows the high pressure transducer value read forcircuit 1 Conversion HP temperature
44. owing drawing formation are displayed on the unit mounted control panel All the functions and information are arranged in screens which in turn are grouped into menus During the normal operation of the unit the main screen is displayed from which it is possible to access the selec tion of the other operating menus The menus are displayed through the rotation of the icons that they represent Once the desired icon is selected the chosen menu is entered permitting the display or mod ification of the parameters that it is made up from The procedure for navigating the menus or changing param 8 I eters is explained in detail in the chapter User operating A A Xe procedures P d 8 l a K The adjacent drawing shows the relation between the vari o C ous menus and the navigation keys used 8 S o o NV A WARNING Improper selection of the parameters in the X P Installer menu may cause malfunctions of the unit It is recommended that these parameters are only modified X d by personnel qualified in the installation and configu A Q Q A ration of the unit D Index Icon Menu Menu function MAIN The screensin this menu display the curent conditions of the unit unit status setpoints circuit data etc A IN OUT This menu contains advanced infomation on the unit operation O ON OFF This menu permitsthe unit to be enabled or disabled and provides information on the status
45. pen Digital output NO7 shows the binary status of the output to the fans of circuit 1 which can be OPEN fansnot active e CLOSED fans active T Digital output NO8 shows the binary status of the output generated by a serious alarm which can be OPEN no alam present CLOSED alarm present Digital output NO9 shows the binary status of the output relating to compressor 1 of circuit 2 visible if present which can be OPEN compressor not active CLOSED compressor active 17 In Out Menu Digital output monitoring 4 Display on the unit Index Display Parameter Output Digital output NO10 shows the binary status of the output relating to compressor 2 of circuit 2 visible if present which can be e OPEN compressor not active pcos CLOSED compressor active MOl18 Comp 28 circ 2 Digital output NO11 shows the binary status of the output Open relating to compressor 3 of circuit 2 visible if present which NO11 Comp 3 circ 3 conte SC Open B compressor not active MOIS USL Circuit 2 CLOSED compressor active pen Digital input NO 12 shows the binary status of the output to the liquid solenoid valve of circuit 2 visible if present which can be OPEN valve not active CLOSED valve active In OutMenu Digital output monitoring 5 Display on the unit Index Displa
46. r gt Tc 39 5 C EF 6 4bar Liquid T Disc Temp cP1 CPZ e e e e Te 2 6 C L EC Condensing temperature shows the condensing tempera ture Evaporating temperature shows the evaporating tempera ture um D Dn as A gs Liguid temperature shows the liguid temperature displayed only forheat pumps models Discharge temperature showsthe discharge temperature 0 0000e Compressor status the icon represents the compressor status of the circuit Each compressor is numbered with the code CP and foreach the curent status is shown being On e Off O 3 Minimum residual time the value shows how many seconds remain until minimum required On or Off time elapses for the current status of each compressor Main menu Circuit 2 monitoring visible if present Display on the unit Index Display Parameter amp RP a3 1bar Tc BJ BP 6 dbar Te T Liquid Disc Temp cP 1 e cP2 as 39 PC 2 Der L EC 30 8t mW V O as A High pressure shows the discharge pressure of the circuit Low pressure shows the suction pressure of the circuit Condensing temperature shows the condensing tempera ture Evaporating temperature shows the evaporating tempera ture Liquid temperature shows the liquid temperature
47. r temperature above which the heat pump function without the aid of electrical resistors while if the outside tempera ture is lower than this value but still higher than all atem peratura replacement the heat pump operates TOGETHER resistances INSTALLER Menu Monitoring compressor hour counter circ uit 2 if present Display on the unit Index Display Parameter Hour meter Circuit a Compressor 1 aaaah A Compressor 2 Donn RI Compressor 3 h Compressor 1 hour counter shows the number of running hours forcompressor 1 on circuit 2 Compressor 2 hour counter shows the number of running hours for compressor 2 on circuit 2 if present Compressor 3 hour counter shows the number of running hours for compressor 3 on circuit 2 if present INSTALLER Menu Monitoring number of compressor starts circ uit 1 Display on the unit Index Display Parameter Hour meter Compressor 1 number of starts shows the number of starts for compressor1 on circuit 1 Compressor 2 number of starts shows the number of starts for compressor 2 on circuit 1 Compressor 3 Circuit 1 Numbers of starts Compressor 2 agga Compressor 2 agga B TO Compressor 3 number of starts shows the number of starts for compressor 3 on circuit 1 INSTALLER Menu Monitoring number of compressor starts circ uit 2 if present
48. r circuit 2 In Out Menu Digital input monitoring 1 Display on the unit Index Display Parameter Inputs PCOS ID1 Flow switch IDe High press circ l IDS Fan Overload 1 Digital input ID1 shows the binary status of the input read from the flow switch of the evaporator which are OPEN flow switch alarm CLOSED nomal operation Close A Digital input ID2 shows the binary status of the input read from the high pressure pressostat of circuit 1 which are OPEN high pressure pressostat alarm CLOSED nomal operation Close Close Digital input ID3 shows the binary status of the input relating to the circuit breaker of the fanson circuit 1 which can be e OPEN circuit breaker alarm CLOSED nomal operation In Out Menu Digital input monitoring 2 Display on the unit Index Display Parameter Digital input ID4 shows the binary status read from the input ofthe phase control device which can be e OPEN phase control device in alam Inputs e CLOSED nomal operation pcos Digital input ID5 shows the binary status of the input relat ID4 ALL Phase Monitor ing to the circuit breaker of compressor 1 on circuit 1 which Clase can be IDS verl compl circi OPEN circuit breakeralarm Close CLOSED nomal operation IDB verl compa circi Digital input ID6 shows the binary status of the input relat Close ing to the circ
49. splay These keys are also used for the modification of the selected parameter User interface PGD1 INTERFACE CONTROL KEYS Control keys Control keys Key Function ALARM key Displays the list of active and historical alarms red LED on active alarm MENU ACTIVATION key Prg Pressing this key activatesthe navigation between menus orange LED on winter operating mode active A EXIT MENU key Pressing this key retums to the previous menu NAVIGATION key Pressing this key when navigating between menu parameters passes to the next menu parameter Pressing this key when modifying a parameter increases the value of the selected parameter NAVIGATION enter key Pressing this key when navigating between menus allows entry to the selected menu Pressing this key when navigating between parameters allows selection ofthe parameter displayed to modify it e Pressing the key when modifying a parameter confimsthe modification ofthe parameter value selected NAVIGATION key Pressing this key when navigating between menu parameters passesto v the previous menu parameter Pressing this key when modifying a parameterdecreasesthe value of the selected parameter After having powered up the unit the control board will carry out preliminary operations before being ready for use This initial pro cedure takes around 60 seconds to com plete During the initial l
50. t relating to pump 1 which can be OPEN pump 1 not active CLOSED pump 1 active Clase Digital output NO2 shows the binary status of the output relating to compressor 1 of circuit 1 which can be OPEN compressor not active CLOSED compressor active Close Close O Digital output NO3 shows the binary status of the output relating to compressor 2 of circuit 1 which can be OPEN compressor not active CLOSED compressor active In OutMenu Digital output monitoring 2 Display on the unit Index Display Parameter Output PCOS MO4 Comp 3 circ l Open HOS WSL circuit 1 Open NOG WIC circuit 1 Open GI Digital output NO4 shows the binary status of the output relating to compressor 3 of circuit 1 which can be OPEN compressor not active CLOSED compressor active Digital output NO5 shows the binary status of the output to the liquid solenoid valve of circuit 1 which can be OPEN valve not active CLOSED valve active Em 3 6 Digital output NO6 shows the binary status of the output to the reversing valve of circuit 1 in heat pump models which can be OPEN valve not active CLOSED valve active In OutMenu Digital output monitoring 3 Display on the unit Index Display Parameter Output PCOS HOY Fan 1 Open HOG Serious alarm pen NOS Caomp l circ a
51. t configurator and test info Display on the unit Index Display Parameter System language shows the system language in use which can be modified by following the instructions on the screen Ins taller ENTER to modify the language Language ENGLISH A Push ENTER for change CLOCK Menu CLOCK Menu Setting system date and time Display on the unit Index Display Parameter A System day showsthe day of the system stem month shows the month of the system B Dau Thurzdau Date 13 JULY 2013 Hour 14 43 B e User modifiable parameters System year showsthe year of the system System clock shows the time of the system 32 CLOCK Menu Setting automatic time change summer winter time Display on the unit Index Display Parameter Automatic change Hour solarelegal Start Orin MARCH End at svEs A LAST SUNDAY O oz 00E LAST SUNDAY User modifiable parameters in E t T Enable automatic control shows if the time change between summer and winter time is carried out automati cally Time change week shows which week of the month that the time change ismade Time change day shows which day of the week that the time change ismade Time change month shows which month the time change ismade Time change hour shows what hour that the time change ismade Retum ti
52. the signal applied at the input U10 the configuration of the capacity range controlled is available in the next screen if this option is acti vated VARIABLE SETPOINT the input U10 is used to vary the oper ating setpoint in a manner proportional to the signal applied at the input U10 the configuration of the variation to the setpoint range is available in the next screen if this option is activated WARNING If the multi function input is enabled then the sta tus of the inputto U10 will shown in the In Out menu Type shows the type of signal used for the multi function input which can be 0 10V input signal 0 10V NTC input signal NTC 4 20mA input signal 4 20mA INSTALLER Menu Configuration of capacity limit from multi function input if enabled Display on the unit Index Display Parameter Ins taller Input Multifunction Power Limit Minimum Limit Haximum Limit e User modifiable parameters Minimum capacity limit shows the minimum capacity limit asa function of the input signal Maximum capacity limit shows the maximum capacity limit asa function of the input signal 28 INSTALLER Menu Configuration of variable setpoint from multi function input if enabled Display on the unit Index Display Parameter B Hin g Max Input Multifunction Mariable SetPoint Hades COOLING HEATING 7 0c Min 45 ac7
53. uit breaker of compressor 2 on circuit 1 which can be e OPEN circuit breaker alarm e CLOSED nomal operation In OutMenu Digital input monitoring 3 Display on the unit Index Display Parameter Digital input ID7 shows the binary status of the input relat ing to the circuit breaker of compressor 3 on circuit 1 which A can be Inputs OPEN circuit breaker alarm pcos CLOSED nomal operation IG Overl compa circi Digital input ID8 shows the binary status of the input read Clase A from the high pressure pressostat of circuit 2 if provided IDS High press circ 2 which are Close OPEN high pressure pressostat in alarm ID3 Fan Overload 2 e CLOSED nomal operation Close Digital input ID9 shows the binary status of the input relating to the circuit breaker of the fans on circuit 2 if provided which can be e OPEN circuit breaker alarm e CLOSED nomal operation In OutMenu Digital input monitoring 4 Display on the unit Index Display Parameter Digital input ID10 shows the binary status of the input relat ing to the secondary setpoint function which are OPEN secondary setpoint not active Inputs A CLOSED secondary setpoint active pcos NOTE To control this function the installer must use the digi IDi8 2nd Set BL tal input ID10 and provide a volt free contact forthe activa SEH eke ENa pem A tion of the secondary
54. unced by the flashing of the alarm key with the bell symbol located on the left of the display Press ing the bell key displays the alarm The reset of the alarm can be automatic manual or semi automatic on the basis Alam resettypes of the type and severity of the alarm To reset the alarm message it is neces sary to press the bell key again but this does not reset the cause of the alarm but only acknowledges it The following table lists the faults that Manual reset Unit is reset manually by removing and re applying power Automatic reset The unit is reset automatically can be generated by the unit and a brief explanation of the possible cause Semi automatic reset The unit is reset semi automatically if the alarm is repeated a maximum of three times consecutively and after a further alarm requires manual reset ALARM summary table Code Alarm description Reset Note ALO1 Clock battery faulty or not connected ALO2 Expansion memory damaged ALO3 Phase monitor ALO4 ALO5 High pressure sensor circuit 1 faulty ornot connected Analogue input U5 ALO6 High pressure sensor circuit 2 faulty or not connected e Analogue input U8 ALO7 Low pressure sensor circuit 1 faulty or not connected e Analogue input U6 ALO8 Low pressure sensor circuit 2 faulty or not connected Analogue input U9 ALO9 Inlet watertemp sensorevap 1 faulty or not c
55. y Parameter Digital output NO13 showsthe binary status of the output to the fans of circuit 2 visible if present which can be OPEN fansnot active Ou tpu t CLOSED fans active pcus Digital output NO 14 shows the binary status of the output to HOl3 Fan 2 the reversing valve of circuit 2 visible if second circuit pre Open sent in heat pump models which can be HOl4 UIC 2 OPEN valve not active Open CLOSED valve active NO15 USEP1 Digital input NO15 shows the binary status of the output to Open the bypass solenoid valve of circuit 1 in heat pump mod els which can be OPEN valve not active CLOSED valve active In OutMenu Digital output monitoring 6 Display on the unit Index Display Parameter Digital output NO 16 shows the binary status of the output to the bypass solenoid valve of circuit 2 visble if second circuit A present in heat pump models which can be f EU pcos CLOSED valve active N 18 USBP2 Digital output NO 17 shows the binary status of the output to Open ge A the anti freeze heater which can be NOI Antifreeze Heater lt OPEN heaternokacive open CLOSED heater active HOI Pump a Open Digital input NO18 shows the binary status of the output relating to pump 2 visible if present which can be e OPEN pump 2 not active CLOSED pump 2 active ON OFF Menu ON OFF Menu Switching unit o

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