Home

Aermec Multi Control Technical manual

1. Remote control HOT AVA IBLE The first window of the SYSTEM SETUP allows the user to set the type of remote control if present to be applied to the MULTI CONTROL this window displays the following information Type of remote control indicates which type of remote control is currently applied to the MULTI CONTROL accessory From this window it is possible to 1 Set the type of remote control pressing the key c will allow you to enter the modification mode and the value will be highlighted by pressing the keys 4 or 8 it will be possible to modify the value currently displayed while pressing the key will confirm this choice the values that can be set with this parameter are BY VMF CRP 3 MODULE indicates that remote control is performed by the installed VMF CRP 3 accessory module for further information see the installation section of the components of the system in this manual BY MODBUS SERIAL indicates that the system is controlled by a BMS supervision system this system is implemented by using the list of variables specified on the following pages NOT PRESENT no remote control included 2 Pass on to the next window to go to the next window of this menu press the key 8 3 Exit this window press the key a to return to the selection of the SETUP menus 4 Exit this window press the key D to return to the selection of the USER menus 4598010 0
2. Component Available as Supplementary electric resistance for DHVV Component NOT supplied Resistance alarm presence output CLOSED Alarm Component NOT supplied OPEN No alarm Resistance presence output CLOSED Resistance present in system Component NOT supplied OPEN No resistance in system 4598010 00 EE e VMF CRP 3 connections remote control management 10 FUSE 1 25A MAX 230V 2A D 24V i D OVa MAX 230V 2A MAX230V 2A i MAX230V 2A VMF CRP 3 Serial Address quU 1234 expansion board 2 1 5 mm AWG 16 MAX 30m Function General System Alarm General System Status System Season Situation General system alarm General System Enabling General System Reset Season Changeover Control Description Closed Alarm in system Open No alarm in system Closed System ON Open System OFF Closed WINTER Open SUMMER Closed Alarm in progress Open No alarm in progress Closed Switch system on Open Switch system off Closed reset system Closed Set WINTER Open Set SUMMER EE 4598010 o0 MULTI CONTROL serial connection
3. Legionella treatment MON TUE WEG THU FRI SAT SUN Dumwm unwscu ATTENTION In systems which use a storage tank for the production of domestic hot water the anti Legionella cycle must be ACTIVE TO CORRECTLY EXECUTE THE ANTI LEGIONELLA CYCLE THE SYSTEM MUST HAVE A SUPPLEMENTARY HEAT SOURCE RESISTANCE OR BOILER BY MEANS OF WHICH IT IS POSSIBLE TO REACH THE TEMPERATURE NECESSARY FOR THE ANTI LEGIONELLA CYCLE 65 C The third window of the DHW SYNOPTIC menu allows the user to set the time and days on which to carry out the anti legionella cycle this window displays the following information Anti legionella cycle starting time indicates the time at which the anti legionella cycle will be carried out for all the days selected Days on which to carry out the anti legionella cycle indicates the days on which the anti legionella cycle must be carried out From this window it is possible to 1 Set the anti legionella cycle pressing the key will allow you to enter modification mode and the starting TIME for the anti egionella cycle will be highlighted at this point the procedure for setting the anti legionella cycle will be a Press the key a to increase the selected value or the key to decrease it b Press the key to confirm the selection and pass on to set the minutes c Press the key a to increase the selected value or the key to decrease it d Press the key
4. Ul ug El Esa Es 4598010 o0 The fifth window of the SYSTEM SETUP allows the user to check the status of the network linked to the MULTI CONTROL this window displays the following information Graphic on the situation of the serial network indicates the elements of the system and their communication the network graphic is generated depending on that set by the installer in the various menus number of units installed and number of VMF CRP modules installed the user can so check the status of communication based on the symbol isplayed above the words no symbol means there is no ommunication and there is probably an error in progress if an ellipse is displayed it means that communication is orrect the following words can be displayed U1 Unit 1 U2 Unit 2 U3 Unit 3 UA Unit 4 E1 Additional VMF CRP 1 module E2 Additional VMF CRP 2 module E3 Additional VMF CRP 3 module From this window it is possible to 1 Go back to the previous window to go back to the previous window of this menu press the key a 2 Exit this window press the key D to return to the selection of the USER menus Setup menu E3 PLANT SETUP procedures Setting the number of units installed Password 303 Mumeber OF units The first window of the PLANT SETUP allows the installer to set the number
5. sssssssssssss en 50 Setting the presence of expansion modules Password 303 sssssssssssee emen 51 Viewing network status Password 101 or 303 eee eee nenne eene 52 Setup menu PLANT SETUP procedures nas riaaahnat inna qa anaiena iaiaaeaia 53 Setting the number of units installed Password 303 sssssssssssssseeeeee eee ene 53 Setting the reserve chiller function Password 303 ssssssssssssseeeee enne 54 Setting type of unit rotation Password 308 ise er t e i Ree Ro Rr EGER Re EAR e E ERES 55 Setting the control logic of the units Password 303 ssssssssssssssseeemeeemeee n ener nennen 56 Setting ON OFF delay Password 101 or 303 sssssssssssssssee eee eee nnne EEN 58 Setting ON OFF power threshold Password 101 or 303 ssssssssssssee eem eene enne 59 Setting activation with DELTA T control Password 101 or 303 memes 60 Setting deactivation with DELTA T control Password 101 or 303 61 AERMEC S p A 37040 Bevilacqua VR Italy Via Roma 996 Tel 39 0442 633111 IE Telefax 0442 93730 39 0442 93566 e la prima per il clima www aermec com info aermec com MULTI CONTROL SERIAL NUMBER CE DECLARATION We the undersigned hereby declare under our own responsibility that the assembly in question OF CONFORMITY defined as follows NAME MULTI CONTROL TYPE Remote panel To which this declaration re
6. WSU timing rata tion lt a M20 sec The fourth window of the DHW SETUP allows the installer to set the rotation time of the 3 way diverter valve this function will keep the unit from triggering a flow switch alarm during rotation of the 3 way diverter valve this valve is used to divert the production of water from the system to the DHW storage tank this window displays the following information Diverter valve rotation time indicates the time of rotation of the diverter valves installed in the system within this time range the heat pump which is activated for the production of domestic hot water is OFF to avoid problems with the flow switch From this window it is possible to 1 Set a rotation time for the diverter valve pressing the key will allow you to enter the modification mode and the value will be highlighted by pressing the keys a or 8 it will be possible to modify the value currently displayed while pressing the key C will confirm this choice 2 Pass on to the next window to go to the next window of this menu press the key 8 3 Go back to the previous window to go back to the previous window of this menu press the key a 4 Exit this window press the key F to return to the selection of the USER menus 4598010 o0 09 41 Setting ON OFF band in DHW production Password 101 or 303 42 F gas mc m m Gm F 5
7. Presence of additional VMF CRP 3 module indicates if a VMF CRP 3 module is installed in the system index 3 indicates that this accessory module is used to manage MULTI CONTROL by remote control if installed this module makes it possible to remotely manage System On Off INPUT Alarm reset INPUT Season changeover INPUT Alarm summary OUTPUT Current system status On Off OUTPUT Current system season OUTPUT Presence of alarm in one of the units OUTPUT From this window it is possible to 1 Set the presence of the accessory modules pressing the key will allow you to enter the modification mode and the flag relative to the first VMF CRP module will be highlighted by pressing the keys A or 8 it will be possible to modify the status of the flag currently displayed while pressing the key will confirm this choice pressing on to the next flag the values possible for these flags are O module NOT present in the system M module present in the system 2 Pass on to the next window to go to the next window of this menu press the key 8 3 Go back to the previous window to go back to the previous window of this menu press the key A 4 Exit this window press the key D to return to the selection of the USER menus 4598010 o0 09 51 Viewing network status Password 101 or 303 52
8. sssssssssssss memes 33 Setting the compensation function of the working mode Password 303 ssssssssssese 34 Setting the type of units installed Password 303 eee 35 Setup menu DHW SETUP BIOCOGQUEFOS iiis nuin aS nad GE EORNM E REFERRE UN NR aaan aa 36 Setting number of units for DHW production Password 303 emnes 36 Modbus addresses for units for DHW production without reserve chiller sssssssmm 37 Modbus addresses for units for DHW production with reserve chiller sssssse Re 38 Setting simultaneous loads in DHW production Password 101 or 303 39 Setting RAS activation delay for DHW production Password 101 or 303 sssssssssssssem m 40 Setting diverter valve activation time for DHW production Password 303 sssssssssm 41 Setting ON OFF band in DHW production Password 101 or 303 sssssssssssse mene 42 Setting a hysteresis delta in DHW production with several units Password 303 43 Setting the defrosting direction during DHW production Password 303 44 Setup menu SYSTEM SETUP procBQUFBS iiio criu ttti is an cerne quB E ao adanada VD Rhea nas 45 Setting remote control Password 101 or 303 eem eee enne een 45 Modbus addresses for the creation of a BMS system eee 46 Setting the baud rate of the serial port of the supervisor Password 303 sssssssssssee 49 Setting the address of the serial port of the supervisor Password 303
9. to confirm the selection and to pass on to set the days in which the cycle will be performed the first day of the week will be highlighted e Press the key A or 8 to select V or to clear L_ the day highlighted f Press the key to confirm the selection and pass on to set the next day g Repeat points f and g for all the days of the week after having confirmed the selection or cleared Friday the setting of the anti legionella cycle will be concluded 2 Activate or deactivate the anti legionella cycle to activat or deactivate the anti legionella cycle press the key pressing this key will change the symbol highlighted above it according to one of the following states O anti legionella cycle DISABLED anti legionella cycle ENABLED 3 Go back to the previous window to go back to the previous window of this menu press the key 5 Exit this window press the E key to return to the selection of the menus 4598010 00 09 e3 User manual 8 Date time MENU PROCEDURES Setting the time of the system The first window of the DATE TIME MENU allows the user to set the time of the system this window displays the following information Current time set in the system indicates the time set for the system all the timers of the MULTI CONTROL panel will be managed by using the time set in this parameter 05 26 15 From this window it is poss
10. 4598010 o0 09 Setting a daily time period 20 Unit timer N 1 Sunday On 10 00 15 38 12 18 15 00 Unit timer 18 8 12 18 A ATTENTION The setting of the time periods must have coherent data the logic to be respected can be summarised with the following relation 0 0 0 0 If this relation is not respected when all the data has been entered a DATA ERROR message will appear on the display disabling the entire daily time period If you would like to delete one or more time periods it is necessary to set the start and end of that time period at 00 00 4598010 o0 The third window of the UNIT SYNOPTIC menu allows the user to set daily time periods maximum of two for each day of the week for the chiller currently selected once the time periods have been activated the chiller will only run during the time periods in the set mode while outside of them it will be off this window displays the following information Chiller currently selected Q9 indicates which chiller the displayed data refers to 1 24 3 or 4 chiller this choice can ONLY be modified on the first page of this menu Day of the week indicates which day of the week is managed by the specified time periods First time period ON 6 indicates the time at which the first time period must start First time period OFF Q9 indicates the time at which the first time peri
11. Password 303 a4 Defrost position 4598010 o0 The seventh window of the DHW SETUP allows the installer to set the defrosting direction on the system or on DHW should defrosting occur during DHW production this window displays the following information Defrosting direction Q9 indicates the current direction given to the produced water if a defrosting cycle is triggered during DHW production From this window it is possible to 1 Set defrosting direction during DHW production pressi the key will allow you to enter the modification mode and t alue will be highlighted by pressing the keys a or 8 it will ossible to modify the value currently displayed while pressi the key will confirm this choice the values can be DHW the water flow will remain in the DHW circuit SYSTEM the water will flow towards the system in this case t low rate control will be disabled for the amount of time specifi in the relative parameter to keep flow switch alarms from bei triggered during the quick change of the valve 2 Go back to the previous window to go back to the previous window of this menu press the key A 3 Exit this window press the key to return to the selection of the USER menus Setup menu El SYSTEM SETUP procedures Setting remote control Password 101 or 303 Remote control
12. Setting number of units for DHW production Password 303 36 DH units The first window of the DHW SETUP allows the installer to set the number of units producing domestic hot water this window displays the following information Number of units to produce DHW indicates which units will be used to produce domestic hot water this parameter also includes any reserve units if the relative parameter specifies their presence Setup menu SYSTEM SETUP procedures Presence of reserve chiller From this window it is possible to 1 Set the number of units for DHW production pressing the key will allow you to enter the modification mode and the value will be highlighted by pressing the keys a or 8 it will be possible to modify the value currently displayed while pressing the key c will confirm this choice 2 Pass on to the next window to go to the next window of this menu press the key 8 3 Exit this window press the key a to return to the selection of the SETUP menus 4 Exit this window press the key D to return to the selection of the USER menus ATTENTION to correctly set management of units for DHW production the following guidelines must be respected 1 Modbus address of units the units must have a specific modbus address to be able to be managed properly by the MULTI CONTROL accessory this address can only be set f
13. C DHW production logic DHW production setting TAS DHW storage tank temperature 4598010 o0 The fifth window of the DHW SETUP allows the user to set the DHW production ON OFF band this function makes it possible to set the minimum and maximum deviation from the domestic hot water setting in order to activate or deactivate DHW demand this window displays the following information On Off band to be applied to the DHW setting Q indicates the value to be subtracted from or added to the DHW setting to establish the temperatures at which the system activates or deactivates domestic hot water production From this window it is possible to 1 Set a band to be applied to the DHW setting pressing the key C will allow you to enter the modification mode and the value will be highlighted by pressing the keys 4 or 8 it will be possible to modify the value currently displayed while pressing the key c will confirm this choice 2 Pass on to the next window to go to the next window of this menu press the key 8 3 Go back to the previous window to go back to the previous window of this menu press the key 4 Exit this window press the key F to return to the selection of the USER menus e Setting a hysteresis delta in DHW production with several units Password 303 Shift DHW set point Shift DHH set point DHW production logic
14. as indicated by the parameter ndicates the outside air temperature detected by the chiller currently viewed the number of the chiller currently viewed as indicated by the 14 4598010 o0 screen to the main one It makes it possible to keep the working status of the system chillers under control The procedure for accessing this screen is explained on the next page Basic procedures Enter in MONITOR mode Icon amp Function Indicates the status of the connected chillers the number below the symbol indicates which chiller the information refers to the icon O indicates that the chiller is on the icon indicates that the chiller is off the icon indicates that the chiller is standby mode the icon indicates that the chiller pump is on the icon C9 indicates that the chiller is not communicating with the modbus network of the system the icon indicates a failure in the chiller the icon indicates that the chiller is defrosting Indicates the percentage of power requested by the thermostat of each chiller each line is numbered with the chiller index to which it refers Indicates the percentage of power supplied by the compressor of each chiller each line is numbered with the chiller index to which it refers Indicates the outlet temperature from each chiller each line is numbered with the chiller index to which it refers Indicates the inlet te
15. disabling the entire daily time period If you would like to delete one or more time periods it is necessary to set the start and end of that time period at 00 00 4598010 o0 The second window of the DHW SYNOPTIC menu allows the user to set daily time periods maximum of two for each day of the week for DHW production when the time periods are activated the heat pump will only produce hot water during the time periods this window displays the following information Day of the week Q9 indicates which day of the week is managed by the specified time periods First time period ON Q indicates the time at which the first time period must start First time period OFF 6 indicates the time at which the first time period must end Second time period ON Q9 indicates the time at which the second time period must start Second time period OFF 6 indicates the time at which the second time period must end From this window it is possible to 1 Activate or deactivate the time periods for the production of DHW to activate or deactivate the time periods for the chiller currently selected press the key E pressing this key will change the symbol highlighted above it according to one of the following states O time periods DISABLED time periods ENABLED If the system has the time periods enabled the symbol 3 will appear on the main window 2 Select a day of the week at which to
16. of time period two 4 Disable the time periods for the selected day to disable the time periods on the selected day ALL time period start and end values must be set at 00 00 5 Copy the time periods of the day currently selected on ALL the days of the week to copy the same settings as the ind displayed for ALL days of the week press the key D 6 Go back to the previous window to go back to the previous window of this menu press the key a 7 Exit this window press the 8 key to return to the selection of the menus SANITARY WATER SANITARY LATER o 255 C oi 48 BC AN ATTENTION this menu is displayed only if the system has heat pumps suitable for the production of domestic hot water To manage the production of domestic hot water in a suitable fashion at least two VMF CRP modules must be inserted in the system one for management of the 3 way diverter valves and the other for management of the supplementary electric resistance DOMESTIC HOT WATER SYNOPTIC menu procedures Checking status of chillers for the production of domestic hot water The first window of the DHW SYNOPTIC menu allows the user to monitor the status and settings for production of domestic hot water in the system this window displays the following information DHW storage temperature indicates the current temperature detected inside the DHW storage tank
17. of units connected to MULTI CONTROL this window displays the following information Number of units installed in plant indicates how many units will be managed by MULTI CONTROL From this window it is possible to 1 Set the number of units of the plant pressing the key will allow you to enter the modification mode and the value will be highlighted by pressing the keys A or 8 it will be possible to modify the value currently displayed while pressing the key will confirm this choice 2 Pass on to the next window to go to the next window of this menu press the key 3 Exit this window press the key a to return to the selection of the SETUP menus 4 Exit this window press the key D to return to the selection of the USER menus ATTENTION to correctly set management of the units by the MULTI CONTROL accessory they must have a correctly set serial address the values with which the units must be set are Unit number 1 Modbus Address 200 Unit number 2 Modbus Address 201 Unit number 3 Modbus Address 202 Unit number 4 Modbus Address 203 4598010 00 EE 53 Setting the reserve chiller function Password 303 54 NOT AVAIL Q OO O amp e Backup unit HOT AVAIL e 4598010 o0 The second window of the PLANT SETUP allows the installer to use a unit as a reserve chiller this unit will not be activat
18. pressing the key c will allow you to enter D O O O odification mode and the DAY will be highlighted at this point the procedure for setting the system date will be he key a to increase the day or the key 8 to decrease the key to confirm the selection and pass on to set he key a to increase the selected value or the key to decrease it d Press the key to confirm the selection and pass on to set the year e Press the key 4 to increase the selected value or the key to decrease it f Press the key C to confirm the selection and pass on to set the day of the week g Press the key a to increase the selected value or the key to decrease it h Press the key to confirm the selection and exit date 1S YES i 1 1 9 modification mode Monday o 2 Go back to the previous window to go back to the previous window of this menu press the key A 3 Exit this window press the key D to return to the selection of the main menus 25 4598010 o0 09 User manual SEASON MENU PROCEDURES e Setting the season of the system 26 C O WINTER him m m oO OQ OO O amp _ LIINTER 9 GB 4598010_00 The first window of the SEASON MENU allows the user to set the functioning mode this window displays the following information Season set in the system indicates the sea
19. set the time periods pressing the key E will make it possible to scroll all the days of the week the day currently selected will appear at the top part of the display 6 3 Set the time periods for the selected day pressing the key 6 will allow you to enter modification mode and the starting TIME for the first daily time period will be highlighted at this point the procedure for setting the time periods will be a press the keys o or B to increase or decrease the selected value b press the key c to confirm and pass on to the subsequent data If you wish to set only one daily time period you must set 00 00 for the start and for the end of time period two 4 Disable the time periods for the selected day to disable the time periods on the selected day ALL time period start and end values must be set at 00 00 5 Copy the time periods of the day currently selected on ALL the days of the week to copy the same settings as the Ke d displayed for ALL days of the week press the key D 6 Go back to the previous window to go back to the previous window of this menu press the key a 7 Pass on to the next window to go to the next window of this menu press the key 8 8 Exit this window press the 8 key to return to the selection of the menus e Setting the anti Legionella cycle 22 16 MON TUE WED THU FRI SAT SUN m v
20. to return to the selection of the USER menus 4598010 o0 Ef 39 Setting RAS activation delay for DHW production Password 101 or 303 40 zyitch an RAS The third window of the DHW SETUP allows the user to set the delay in activation of the RAS DHW storage tank resistance this function will make it possible to activate the RAS after a set amount of time if in the meantime the unit has not met the DHW demand this window displays the following information RAS switch on delay time indicates the time currently set before the RAS switches on for the production of domestic hot water if set at O the function is disabled From this window it is possible to 1 Set an RAS switch on delay time pressing the key will allow you to enter the modification mode and the value will be highlighted by pressing the keys A or 8 it will be possible to modify the value currently displayed while pressing the key will confirm this choice 2 Pass on to the next window to go to the next window of this menu press the key 3 Go back to the previous window to go back to the previous window of this menu press the key 4 Exit this window press the key F to return to the selection of the USER menus 4598010 o0 Setting diverter valve activation time for DHW production Password 303
21. units or heating only units are installed in the system this window displays the following information Index of the unit to which the setting refers indicates which unit 1 2 3 or 4 the work setting refers to Heating setting indicates the heating operating set point of the units managed by MULTI CONTROL From this window it is possible to 1 Select a unit to set at heating mode pressing the keys D or E decreases or increases the index which indicates which unit the work setting currently displayed refers to remember that each unit can be set with different work settings 2 Setting at heating mode pressing the key C will allow you to enter the modification mode and the value will be highlighted by pressing the keys 4 or B it will be possible to modify the set value while pressing the key c will confirm this choice 3 Pass on to the next window to go to the next window of this menu press the key 8 4 Exit this window press the key a to return to the selection of the SETUP menus 5 Exit this window press the key F to return to the selection of the USER menus Setting working mode at COOLING Password 101 or 303 12 0 5 e The second window of the UNIT SETUP allows the user to set the working mode at cooling invalid if heating only units are installed in the system this window displays the followin
22. 0 EE 45 46 Modbus addresses for the creation of a BMS system J Yes Yes Yes General system On Off 0 R W 0 1 1 R W a 1 Lr Yes Yes Yes Unit 1 enabling 2 RW o0 1 Yes Yes Yes Uni2enabing OO 3 R W 0 1 f Yes Yes Yes Unit 3 enabling 4 R W O0 1 f Yes Yes Yes Unit 4 enabling l 5 B W O0 1 Lf Yes Yes Yes Domestic hot water production enabling 6 B W 0 1 ff Yes Yes Yes Forced enabling of DHW Supplementary fesistange l 7 R W 200 700 l porum Yes Yes Yes DHW set temperature 8 R W 0 1 Yes Yes Yes Anti legionella cycle enabling 9 R W O0 1 J Yes Yes Yes System functioning season 10 R W 200 700 Ya C Yes Yes Yes Heating mode setting for unit 1 11 R W 100 300 Za Yes Yes Yes Cooling mode setting for unit 1 12 R W 200 700 pont Yes Yes Yes Heating mode setting for unit 2 13 R W 100 300 Vig G Yes Yes Yes Cooling mode setting for unit 2 14 R W 200 700 l Ya C Yes Yes Yes Heating mode setting for unit 3 15 R W l 100 300 Mag b Yes Yes Yes Cooling mode setting for unit 3 16 R W 200 i 700 pou l Yes Yes Yes Heating mode setting for unit 4 17 R W 400 8300 C Yes Yes Yes Coolingmode setting for unit 4 18 H O0 1 y Yes No No Hourly program enabling for unit 1 19 R O0 l 1 poA Yes No No Hourly program enabling for unit 2 20 R O0 1 J Yes No No Hourly progra en
23. 30V 2A MAX 230V 2A MAX 230V 2A MAX 230V 2A LL Iv 0 34 mm AWG 22 j 2 1 5 mm AWG 16 MAX 30m MAX 30m VMF CRP 1 Serial Address PITT 1294 Component Input to enable probe l Available as Primary hydraulic circuit INLET ID1 CLOSED on terminal board J4 SPLW 1 accessory water probe Secondary hydraulic circuit OUTLET water probe ID2 CLOSED on terminal board J4 SPLW 2 accessory External air probe ID3 CLOSED on terminal board J4 KSAE accessory DHW storage tank probe ID4 CLOSED on terminal board J4 SDHW accessory 3 way diverter valve unit 1 J Component NOT supplied 3 way diverter valve unit 2 Component NOT supplied 3 way diverter valve unit 3 25 Component NOT supplied 3 way diverter valve unit 4 Component NOT supplied e VMF CRP 2 connections supplementary resistance management on DHW FUSE 1 25A DM D ov MAX 230V 2A VMF CRP 2 Serial Address qiti 1234
24. AERMEC O10 48 01 MULTI CONTROL ae ee COMPANY QUALITY SYSTEM E r 4 C 4598010 00 cio ERMEC S P A A S P A 4598010 00 4 Index Precautions and Safety StandardS sen scicescccssnsnnnendeneeenandasuesassennsnsawansendsasusnbesesennsednnadaasseetapanmeanseas 5 Type of systems managed by MULTI CONTROL eeeeeeeeeeeeeeeee nennen nnne nnn 6 Systems without additional VMF CRP MOdUIES i re m rea Ce re REOR Fk E HR X Rd EENKEER 6 Systems with additional VMF CRP modules sssssseeeneem e eee enne nene n eene enne enne 7 VMF CRP 1 connections 3 way valves and probes management sssssssssssss eene 8 VMF CRP 2 connections supplementary resistance management on DHW sssssssssse 9 VMF CRP 3 connections remote control management ssssssssssssee eene nennen 10 MULTI CONTROL serial connection uoncucundnu aussen easdacFacuE oC E3p KE xRuMENEVegENSE nnmnnn nnmnnn nnana 11 MULTI CONTROL panel user interface eeeeeeeeeeeeeeeeeeeeeeeenen nennen nennen nnns nn nnn 12 Initertace Control KEYS ch no eae a tecti e E rta bet E Eaa a ee e tabelle eenus 12 Structure or MULTI CONTROL Menus oceeeu u sunu oup oou n niu an ah coco CERE a EE xRxER Rx E E cR a en RE REA anu cuu anE ES nEEuE 13 Main MULTI CONTROL diSDIBy unione xpa rana mdsiuS ensuSuasusucHadKE cu x FIUx DXX RM DH M MAD SD SUME EE aUEF EIE FECE FEE RITE 14 Main
25. C Yes No No Coil temperature 142 0 42 bar Yes No No High Pressure 143 0 42 bar Yes No No Low Pressure 144 0 150 Hertz or Yes No No Inverter instant frequency power 145 R 200 700 Vig C Yes No No Instant control setting 48 EE 4598010 o0 Unit status O OFF 1 STAND_BY 2 PUMP_ON 146 R 0 6 J Yes No No 3 COMPRESSOR_ON 4 DEFROSTING 5 NOT CONNECTED 6 ALARM PRESENCE 147 R 0 1 P274 Yes No No Unit season O cooling 1 heating 148 H 0 255 X Yes No No Alarm code 149 R 200 700 Vig C Yes No No Mix water output temperature 150 R 200 700 ae Yes No No Mix water input temperature 151 R 200 700 Ya G Yes No No External air probe temperature 152 R 200 700 Ya G Yes No No DHW temperature 153 R 0 1 X Yes No No DHW status 0 OFF 1 0N 54 0 OxFFFF J Yes No No Presence of alarms in system 155 0 1 J Yes No No Alarm summary flag Setting the baud rate of the serial port of the supervisor Password 303 The second window of the SYSTEM SETUP allows the installer to set the communication speed of the serial port used for BMS systems this window displays the following information BMS serial line communication speed Q9 indicates the baud rate currently set for the serial port of the supervision Systems 15208 bps From this window it is possible to A E um 1 Set the baud rate for the supervisor serial port pressing the key c will allow you to enter th
26. MULTI CONTROL SGIG6Tl x ctt e re t epe et ree tee e t en o d re Rec RR RR La 14 MONITOR mode Sree mh eoa et Pre nte td ea ex e idein terti edd eter iste ere Dedi un 15 BASIC use probed 8s sse saucicukukn ias cXvEEHM EVI Ux FE UR SEQ EE RNII A KUUEEDUMDM QU UI MUTA KE aaaeaii aaan 16 eel 16 eusigrexienBereiec M LEITET 16 Entering Menu SClSCUOMN p e 16 Browsing and choice Ofa MEMU ici ter ttc See igi e itecto i aere ete 16 UNIT SYNOPTIC menu DrOCedUFes uuo cens iba npa diia dc nicbkr En E aaa nbn EeR dad tas kx das kdE at dS b Lina Ra sia en 17 Checking status of chillers present in the system ssssssssssssssee emen 17 Reading of characteristic parameters of chillers ssssssssssee eene 18 Matching between operating parameters and units sssssssssss emm nemen 19 Setting a Cally ime period ite e eH eoa Fi ECRIRE PEDI dav peer RENI MR noes RES LE deal 20 DOMESTIC HOT WATER SYNOPTIC menu procedures eese 21 Checking status of chillers for the production of domestic hot water sssssssssse mme 21 Setting a daily time period for the production of domestic hot water ssssssssssse m 22 Setting the anti Legionella cycle sssssssssessee eee eene ee eee nenner nnne nen enn nene EESE EEE 23 User manual Date time MENU procedures ccccccccssseeeeeeeeseseeeeeeeeeeeeensseeeeeeeeeeesenn
27. Serial line for BMS supervisor Modbus E A v2 vi Power supply CN12 lt H Serial line for BMS supervisor A am Serial bus Modbus es fd Od MULTI CONTROL IL TR mn FUSE 0 5A POMW GND MODU485A GND MODU485A GND MODU485A GND MODU485A VMF CRP 1 VMF CRP 2 VMF CRP 3 ATTENTION A IN ORDER TO BE MANAGED BY THE MULTI CONTROL ACCESSORY ALL THE UNITS MUST BE SUPPLIED WITH THE ACCESSORY MODU485A BOARD Information concerning installation of MULTI CONTROL panel The MULTI CONTROL panel must be installed indoors All of the components required for the power supply transformers and to position the panel inside be electric control board ARE NOT supplied We recommend complying with standards in force for installation of the components outside of the MULTI CONTROL panel entrusting installation to properly trained technical personnel 11 4598010 o0 EE 12 MULTI CONTROL panel user interface The MULTI CONTROL accessory makes it possible to control and manage up to 4 chillers equipped with MODUCONTROL circuit board This accessory allows the user to manage Switching units ON OFF according to the management logic selected Reading chiller parameter
28. Set temperature for DHW Indicates the temperature the system must bring the water inside the DHW storage tank to Status of water production from heat pump indicates the status of the heat pump which can be Fixed image amp this means that the heat pump is not active Flashing image _ this means that the heat pump is active Status of integration for domestic hot water indicates the status of any integrations to DHW the integration can be performed by means of an electrical resistance or a boiler the supplementary heat sources are represented in the system by the same symbol which can be NOT DISPLAYED this means that no supplementary heat source for the production of domestic hot water has been installed Fixed image this means that the supplementary heat source is not active Flashing image amp this means that the supplementary heat source is active DHW system indications this area indicates particular states during the production of domestic hot water 2 indicates the absence of communication between the MULTI CONTROL accessory and the heat pump 3 indicates that the anti legionella cycle is currently in progress From this window it is possible to 1 Activate or deactivate the production of domestic hot water to activate or deactivate the production of domestic hot water press the key D pressing this key will change the sym
29. Unit number 2 Modbus Address 201 Unit number 3 Modbus Address 202 Unit number 4 Modbus Address 203 Number of Modbus serial addresses units for Type of system l E DHW o o o 1 200 lt DHW storage tank 2 200 201 P 3 200 201 202 4 200 201 202 203 DHW storage tank The Modbus serial addresses must be set on the units by means of their on board control panel 37 4598010_00 C3 38 Modbus addresses for units for DHW production with reserve chiller Type of systems for DHW production In these types of units where DHW also has a reserve unit ALL the units managed by MULTI CONTROL must be capable to produce domestic hot water HEAT PUMPS or HEATING ONLY the reserve unit is always the last one namely the one with the highest serial address this unit will not be activated during the request for domestic hot water but will only intervene if one or more of the main units are unusable Remember that to identify the units managed by MULTI CONTROL the addresses available are Unit number 1 Modbus Address 200 Unit number 2 Modbus Address 201 Unit number 3 Modbus Address 202 Unit number 4 Modbus Address 203 Number of Modbus serial addresses units for Type of system B l paa 0O e o l eo DHW storage tank 201 2 200 Reserve DHW storage tank 202 3 200 201 Reserve J 4 200 201 202 epa Reserve DHW storage tank The Modbus ser
30. Yes No No Simultaneous loads 61 R 0 60 m Yes No No RAS switch on delay 62 R 0 190 s Yes No No Valve rotation time B3 H 20 100 Vig C Yes No No DHW mode setting band 64 R 0 50 pei Yes No No DHW mode setting delta 65 R 0 1 ff Yes No No Type of defrosting 66 R 0 Af Yes No No Remote control enabling 67 R 0 3 J Yes No No Baud rate 68 R 0 200 J Yes No No Address 69 R 0 1 Sf Yes No No Presence of expansion module 1 70 R 0 1 Yes No No Presence of expansion module 2 71 H 0 1 J Yes No No Presence of expansion module 3 100 W 0 1 Yes Yes No Force reset of units in system 47 4598010 o0 EE 101 R 200 700 VO Yes No No Water outlet temperature 102 200 700 ore Yes No No Water inlet temperature 103 200 700 Vig G Yes No No External air temperature 104 30 150 Vase Yes No No Pressing gas temperature 105 30 150 YG Yes No No Coil temperature 106 0 42 bar Yes No No High Pressure 107 0 42 bar Yes No No Low Pressure 108 0 150 Hertz or 96 Yes No No Inverter instant frequency power 108 R 200 700 ani Yes No No Instant control setting Unit status O OFF 1 STAND_BY 2 PUMP_ON 110 R 0 8 Yes No No 3 COMPRESSOR_ON 4 DEFROSTING 5 NOT CONNECTED 6 ALARM PRESENCE 111 R 0 1 JU Yes No No Unit season O cooling 1 heating 12 R 0 255 J Yes No No Alarm code 3 R 200 700 Za E Yes No No Water outlet temperature 114 R 200 700 aG Yes No No Water inlet temperature 5 200 700 Ja G Yes No No External a
31. abling for unit 3 21 H O0 1 f Yes No No Hourly program enabling for unit 4 22 R 0 127 l J Yes No No Days on which the anti legionella cycle is enabled 23 R O0 5947 vt Yes No No Anti legionella cycle start time 24 R O0 1 J Yes No No DHW production program enabling 25 R O0 4 Zf Yes No No Language selected for displays 26 R 0 100 96 Yes No No LCD contrast 27 R 0 60 s Yes No No Screen saver 28 R O0 4 J Yes No No Number of units present in system 29 R O0 l Yes No No Presence of reserve unit 30 R 8 4 f Yes No No Type of rotation chosen for units a R a 2 ye 1 Yes No No Typeof control chosen for unit management 38 R 0 360 s Yes z No No Subsequent unit switch on delay l l 33 R O0 360 s Yes No No Unit switch off delay 34 R 0 100 Yes No No l riti E percentage for subsequent unit 35 R o 100 96 Yes No No Power threshold percentage for subsequent unit 36 R 100 300 pC Yes No No P n temperature during Delta T 37 R 200 700 VAL Yes No No Binh e e temperature during Delta T 38 B 400 300 AC vee No No e e of first unit during Ez 4598010 o0 39 200 700 VAL Yes No No Heating switch off temperature of first unit during 19 Delta T Control functioning 40 R 100 300 7G Yes No No Cooling switch off temperature of second unit during a Delta T Control functioning 41 200 700 VAL Yes No No Heating switch o
32. alled Password 303 TYPE OF Unit CHILLER The fourth window of the UNIT SETUP allows the user to set the type of unit installed in the system this window displays the following information Index of the unit to which the type of unit refers indicates which unit 1 2 3 or 4 the data currently displayed refers to Type of unit indicates which type of unit has been installed numbered in the system based on the index Q9 From this window it is possible to 1 Select a unit for which to set the type pressing the keys D or E decreases or increases the index indicating which unit the work setting currently displayed refers to 2 Setting type pressing the key will allow you to enter the modification mode and the value will be highlighted by pressing the keys A or 8 it will be possible to modify the parameter value while pressing the key c will confirm this choice the types of units possible are COOLING ONLY HEATING ONLY HEAT PUMP Obviously if the system only has COOLING ONLY units all the settings linked to heating and DHW production will be deactivated 3 Go back to the previous window to go back to the previous window of this menu press the key 4 Exit this window press the key F to return to the selection of the USER menus 4598010 o0 09 35 Setup menu DHW SETUP procedures
33. arm cards displayed in chronological order from the most to the least recent therefore the first card displayed will have a larger index each new alarm after the first 10 automatically cancels the card of the oldest alarm recorded namely the alarm with index 1 Alarm label indicates the type of alarm which occurred this label makes the alarm easy to recognise the list of which is carried in the table on the next page Time and date of the alarm indicates the time and date when the alarm occurred From this window it is possible to 1 Scroll the alarm cards the alarm log can store a maximum of 10 alarm cards each card represents one alarm displayed in chronological order therefore from the larger to the smaller index to scroll the cards it is necessary to a Press the key a to go back to the previous card b Press the key B to pass on to the next card 2 Cancel the alarm log press the key D to cancel the alarm log ATTENTION cancelling the alarm log DOES NOT reset the alarm but only cancels its history card 3 Exit this window press the keys a or E to return to the selection of the menus 4598010 00 EE e9 Description label alerts System Unit n DHW VME CRP 1 VMF CRP 2 VMF CRP 3 EEPROM error Not connected AL XXXX in this case the code associated to the alarm is transmitted by the chiller board for further information concerning
34. ater ring E Double water ring 3 Pass on to the next window to go to the next window of this menu press the key 8 4 Go back to the previous window to go back to the previous window of this menu press the key 5 Exit this window press the key E to return to the selection of the USER menus 4598010 o0 09 57 Setting ON OFF delay Password 101 or 303 58 OFF gt ON ON gt OFF gol s gos s p OO O amp e ON OFF delay OFF gt ON ON OFF Ez 4598010 o0 gal z 9 HHS s 09 The fifth window of the PLANT SETUP allows the user to set the delay time for switching the units on and off this window displays the following information Delay time in switching units on indicates the time which must pass between the system requesting power and the actual enabling of the units involved Delay time in switching units off indicates the time which must pass between the system reaching the requested power and the units actually switching off From this window it is possible to 1 Set an ON OFF delay pressing the key will allow you to enter the modification mode and the switch on delay time will be highlighted by pressing the keys or 8 it will be possible to modify the value currently displayed while pressing the key will confirm this choice automatically shifting the cursor to t
35. ature value which the TRext TUout compensation function refers to depending on the functioning E TUUS mode heating or cooling this value will be connected to the 415 Q C 35 0 C Yi e A P maximum or minimum produced water setting as indicated G in the curves below Fx NE A O Q Work setting value 1 indicates the maximum or minimum work setting value depending on the heating or cooling functioning mode connected to the MINIMUM external air value External air temperature value 2 indicates the maximum external air temperature value which the compensation function refers to depending on the functioning mode heating or cooling this value will be connected to the minimum or maximum produced water setting as indicated in the curves below Work setting value 2 indicates the minimum or maximum work setting value depending on the heating O5 0 C 48 0 C or cooling functioning mode connected to the MAXIMUM D 0 C D UC external air value Compensation label indicates whether the data displayed refers to cooling or heating compensation compensation at COOLING compensation at HEATING amp Compensation logic at COOLING From this window it is possible to 1 Select compensation at heating or at cooling by pressing the key D the data displayed will pass from that referred to heating compensation to
36. bol highlighted above it according to one of the following states O function DISABLED 6 function ENABLED 2 Setting domestic hot water pressing the key C will allow you to enter the modification mode and the value will be highlighted by pressing the keys a or 8 it will be possible to modify the set value while pressing the key c will confirm this choice 3 Manually activate or deactivate the integrative heat source to manually activate or deactivate a supplementary heat source press the key E pressing this key will change the symbol highlighted above it according to one of the following states W supplementary heat source DEACTIVATED EX3 supplementary heat source ACTIVATED 4 Pass on to the next window to go to the next window of this menu press the key 8 5 Exit this window press the keys a or E to return to the selection of the menus 4598010 00 EE e1 Setting a daily time period for the production of domestic hot water 22 timer Sunday on 10 00 15 38 12 18 15 00 C Hall on OFF A timer Sunday 18 08 12 18 ATTENTION The setting of the time periods must have coherent data the logic to be respected can be summarised with the following relation 0 0 0 0 If this relation is not respected when all the data has been entered a DATA ERROR message will appear on the display
37. c DHW synoptic User menu Setup menu Alarms memory Display menu Operating season menu Date time menu Chiller HP setup DHW setup System setup Plant setup Description This menu gathers all the information regarding the chillers in the system This menu gathers information concerning production of domestic hot water this menu is only visible if the system includes production of domestic hot water This menu contains three submenus F G and H where the user can set the basic user parameters This menu contains three submenus 1 and N where the user can set the user installer parameters protected by password n this menu the user can access the log of the last 10 alarms triggered in the system n this menu it is possible to set the basic features for the graphical interface n this menu it is possible to select the chiller functioning mode n this menu it is possible to set the system time and date n this menu it is possible to set the operating parameters of the chillers based on the selected level USER or INSTALLER n this menu it is possible to set the chillers for the production of domestic hot water based on the selected evel USER or INSTALLEH n this menu it is possible to set the parameters for communication of the MULTI CONTROL accessory with the components of the system USER or INSTALLEH n this menu it is possible to set management of the chillers for the plant bas
38. chiller alarm codes refer to the user manual of the unit No anti legionella No hot water Incorrect DHW setting SAE probe faulty Exp not connected _ Exp not connected External air temperature probe faulty CONTROL RS485 network RAS resistance broken Incorrect initialisation of MULTI CONTROL panel memory Unit not connected to MULTI CONTROL RS485 network The domestic hot water production cycle did not conclude properly The operating setting is greater than the maximum operating temperature of the HP and Mix water inlet temperature probe faulty DHW probe faulty Expansion board not connected to MULTI Expansion board not connected to MULTI CONTROL RS485 network This parameter is displayed in the alarm cards at index Q This parameter is displayed in the alarm cards at index 30 Ez 4598010 o0 SETUP MENU procedures Entering password for level selection The first window of the SETUP MENU allows the user to enter the password to access the protected parameters of the MULTI CONTROL device there are two levels USER level contains the operating parameters which can freely be set by the user INSTALLER level contains both the operating parameters of the user level and the specific parameters the setting or modification of which is RESERVED to installation or assistance personnel of the units insofar as an incorrect setting of the val
39. e modification eoQ0ooOQO mode and the value will be highlighted by pressing the keys A or B it will be possible to modify the value currently displayed while pressing the key will confirm this choice the values that can be set with this parameter are 9600 bit s 19200 bit s 38400 bit s 2 Pass on to the next window to go to the next window of this menu press the key 8 3 Go back to the previous window to go back to the previous window of this menu press the key a 4 Exit this window press the key D to return to the selection of the USER menus 49 4598010 o0 09 Setting the address of the serial port of the supervisor Password 303 50 4598010 o0 The third window of the SYSTEM SETUP allows the installer to set the address of the serial port used for BMS systems this window displays the following information Current address of BMS serial port Q9 indicates the address currently set for the serial port of the supervision Systems From this window it is possible to 1 Set the address of the BMS serial port pressing the key will allow you to enter the modification mode and the value will be highlighted by pressing the keys A or it will be possible to modify the value currently displayed while pressing the key will confirm this choice the values possible for this parameter are within the ran
40. ed by a demand by the system but only to compensate a breakdown of the main units this window displays the following information Reserve unit indicates whether the reserve chiller option is currently active if activated the chiller set with the highest serial address will be considered the reserve chiller and therefore it will only switch on if the main chillers have a failure From this window it is possible to 1 Activate or deactivate the reserve chiller function pressing the key will allow you to enter the modification mode and the value will be highlighted by pressing the keys A or 8 it will be possible to modify the value currently displayed while pressing the key will confirm this choice 2 Pass on to the next window to go to the next window of this menu press the key 8 3 Go back to the previous window to go back to the previous window of this menu press the key a 4 Exit this window press the key D to return to the selection of the USER menus Setting type of unit rotation Password 303 SEQUENCE TILE BASED The third window of the PLANT SETUP allows the installer to set the logic with which to manage rotation of switching units on and off according to the load requested by the plant this window displays the following information Type of logic for rotation of units indicates which option is currently act
41. ed on the selected level USER or INSTALLER 4598010 00 09 13 Main MULTI CONTROL display During normal operation of the system Main MULTI CONTROL screen the MULTI CONTROL accessory display shows the standard window This window contains information on the system status and this information will allow the user to have a clear indication regarding functioning of the chillers as well as supply any error and or malfunctioning messages Should the user enter a menu and not press any key for a time longer than that set in the screensaver function the System will automatically return to view the main screen Icon Function ndicates the status of the system a if the icon D is present the system is on if no icon is present the system is off ndicates the selected season for the system the icon 5 indicates that the system is working in summer mode the icon 206 indicates that the system is working in winter mode ndicates the status of the connected chillers the number below the symbol indicates which chiller the information refers to the icon indicates that the chiller is on the icon indicates that the chiller is off the icon indicates that the chiller is standby mode the icon A indicates that the chiller pump is on the icon G9 indicates that the chiller is not communicating with the modbus network of the system the icon KO indicates a failure in the chill
42. eeeees 24 Setting the tme ofihe SVSTOETIS d dac eiaa o E bbeaa du Te be dadhuacEddaasunds m vex abe idu Celer dcs Ene dedu 24 Setting the date of the system ssssssssssssssssseseeeeeee eene nennen nnn nenne innen enr enne nene ener 25 User manual SEASON MENU proced resS icti tau i bnikbobk bc x ekle da daa ia un 26 Setting the season of the system sss eee eene eene ener n enr nennen enne 26 User manual DISPLAY MENU procedur s iussissiceni Dv aae nhi kb xk Ex ax pc RA KR anaiai aandaa 27 Setting the language of the system sssssssssssssssssesee nene nennen nnne nennen ener nennen nenne enne 27 Setting the visual contrast of the display csper orreina R a eme en nennen nnne enne nennen 27 Settilig Ihe SereeriSaVel ernearen sar a iaa aT ar taedia ebay a be Panay aca Ep gap c d rra edet ene H gae c n Hr eerie ets 28 ALARMS MEMORY menu Procedure wicccscctscsssccesnnescacsssencandansnisscsennvedecnderesuasansactdccuenddduanssbencnne 29 Alarm log displayet surera MH 29 DeseriptiomJlabel alerts ert rete te ed aca ee ei i ie e c n Om Onr es 30 SETUP MENU procedures pK 31 Entering password for level selection eee nennen enne nennen nnne nnn nn 31 Setup menu UNIT SETUP DFrOGGOHF GS oriens enti nun dna nuni ck au rn gig S mn nri nia nau P REA Rau aan 32 Setting working mode at HEATING Password 101 or 303 emen 32 Setting working mode at COOLING Password 101 or 303
43. er the icon amp indicates that the chiller is defrosting Indicates which chiller the data currently displayed on the main window refers to F and this parameter could indicate U1 indicates that the data refers to chiller 1 U2 indicates that the data refers to chiller 2 U3 indicates that the data refers to chiller 3 U4 indicates that the data refers to chiller 4 MIX indicates that the data refers to the SUW and SIW probes of VMF CRP expansion board 1 the parameter parameter ndicates the day of the week ndicates the system date day month year ndicates the system time hours minutes seconds ndicates whether the time period has been set in the system for the chiller currently viewed in the parameter ndicates an alarm status this indication can represent different situations which can be recognised by the type of icon displayed No icon means that no alarms are currently active CX an alarm not yet viewed in the alarm log is in progress 000000 Ay an alarm already viewed in the alarm log is in progress Should an alarm be triggered these icons will appear until the cause of the alarm has been found ndicates the temperature of the water produced by the chiller currently viewed the number of the chiller currently viewed as indicated by ndicates the inlet temperature of the chiller currently viewed the number of the chiller currently viewed
44. fers complies with the following harmonised standards IEC EN 60730 1 Safety standard IEC EN 61000 6 1 Immunity and electromagnetic emissions for residential environments IEC EN 61000 6 3 x Sin add Thereby compliant with the essential requirements of the following directives LVD Directive 2006 95 EC Electromagnetic Compatibility Directive 2004 108 EC Bevilacqua 15 01 2011 Marketing Manager Ao r 4 4598010 o0 Precautions and Safety Standards Keep package dry DO NOT step on the packaging Handle with care Indications regarding waste disposal Safety symbols Voltage hazard A Attention Danger moving parts Notes concerning manuals Keep the manuals in a dry place in order to prevent deterioration for at least 10 years for any further reference Attention this product contains electric and electronic appliances that cannot be disposed of through normal municipal collection channels There are special collection centres for these products The electric and electronic appliances must be treated separately and in compliance with the laws in force in the country of use Batteries or accumulators present in the appliances must be disposed of separately according to the provisions of the municipality of use Read all of the information contained in this manual carefully and completely Pay particular attention to the user regulations accompanied by DANGER or ATTENTION in so much a
45. ff temperature of second unit during 1o Delta T Control functioning 42 R 100 300 ae Yes No No Cooling switch off temperature of third unit during 10 Delta T Control functioning 43 200 700 VAL Ves No No Heating switch off temperature of third unit during 1 Delta T Control functioning 44 R 100 300 7 C Yes No No Cooling switch off temperature of fourth unit during 2 Delta T Control functioning 45 R 200 700 VAL Yes No No Heating Switeh on temperature of fourth unit during 1a Delta T Control functioning 46 200 700 C Yes No No External air temperature threshold Px1 during summer mode 47 n 200 700 pC Yes No No Water outlet temperature threshold Py1 during summer mode 48 R 200 700 C ves No No External air temperature threshold Px2 during summer mode 49 R 200 700 AG Yes No No Water outlet temperature threshold Py2 during summer mode 50 200 700 C Yes No No External air temperature threshold Px1 during winter mode 51 n 200 700 pC Yes No No Water outlet temperature threshold Py1 during winter mode 52 200 700 ae Yes No No External air temperature threshold Px2 during winter mode 53 200 700 C Yes No No Water outlet temperature threshold Pye during winter mode 54 R 0 1 J Yes No No Climatic curve enabling 55 R 0 2 f Yes No No Unit 1 type 56 H 0 2 Sf Yes No No Unit 2 type 57 R 0 2 Yes No No Unit 3 type 58 R 0 2 J Yes No No Unit 4 type 59 R 0 4 Yes No No Number of units for domestic hot water production 60 R 0 1 Xy
46. g information Index of the unit to which the setting refers Q9 indicates which unit 1 2 3 or 4 the work setting refers to Cooling setting indicates the cooling operating set point of the units managed by MULTI CONTROL From this window it is possible to 1 Select a unit to set at cooling mode pressing the keys D or E decreases or increases the index which indicates which unit the work setting currently displayed refers to remember that each unit can be set with different work settings 2 Setting at cooling mode pressing the key C will allow you to enter the modification mode and the value will be highlighted by pressing the keys A or B it will be possible to modify the set value while pressing the key c will confirm this choice 3 Pass on to the next window to go to the next window of this menu press the key 8 4 Go back to the previous window to go back to the previous window of this menu press the key a 5 Exit this window press the key F to return to the selection of the USER menus 4598010 o0 09 33 Setting the compensation function of the working mode Password 303 The third window of the UNIT SETUP allows the installer to set the compensation function on the work setting based on the external air temperature this window displays the following information External air temperature value 1 indicates the minimum external air temper
47. g to the operating season and to the actual load demand determined by analysing the thermostats of the units actually on the following are determined for each one Enabling according to the plant Enabling according to the operating season e Switch on depending on the load demands and according to the sequence implemented by the type of rotation Operating setting fixed or with compensation Unit diagnostics To correctly configure operation of the units in this mode the following parameters must be set On Off delay On Off power DELTA T With the DELTA T control the units are managed according to the operating season and the outlet and inlet temperature of the group The VMF CRP1 expansion module must be inserted to be able to use this control method In this mode the following are determined for each unit Enabling according to the plant Enabling according to the operating season e Switch on depending on the temperature trend of the water produced by the group and according to the sequence implemented by the type of rotation Operating setting fixed or with compensation Unit diagnostics As mentioned previously in this control mode the installer must set the type of system appropriately single double ring this parameter is fundamental to correctly control the outdoor units In fact for double ring systems and more precisely for all systems in which water in the secondary circuit is ci
48. ge 0 247 2 Pass on to the next window to go to the next window of this menu press the key 8 3 Go back to the previous window to go back to the previous window of this menu press the key 4 Exit this window press the key D to return to the selection of the USER menus Setting the presence of expansion modules Password 303 Enabling HF CRP VHF CRP 1 v UHF CRP 2 v UHF CRP 3 v The fourth window of the SYSTEM SETUP allows the installer to set whether the accessory VMF CRP modules are present or not there can be a maximum of 3 of these modules and each one performs special functions this window displays the following information Presence of additional VMF CRP 1 module indicates if a VMF CRP 1 module is installed in the system index 1 indicates that this accessory module is used to manage Up to 4 three way diverter valves to manage hot water production between the system and DHW Probes for reading inlet and outlet water SIW and SUW Probes for water reading in DHW storage tank SAS Probes for external air reading SAE Presence of additional VMF CRP 2 module indicates if a VMF CRP 2 module is installed in the system index 2 indicates that this accessory module is used to manage A supplementary resistance for DHW production manages enabling control and resistance alarm
49. he switch off delay by pressing the keys 2 or 8 it will be possible to modify the value currently displayed while pressing the key c will confirm this choice 2 Pass on to the next window to go to the next window of this menu press the key 8 3 Go back to the previous window to go back to the previous window of this menu press the key 4 Exit this window press the key D to return to the selection of the USER menus Setting ON OFF power threshold Password 101 or 303 ON OFF capaci ty OFF gt ON Next aaa X ON gt OFF Next 1 X ON OFF capaci ty OFF M Next u magag 9 ON gt OFF Next aGa31 9 The sixth window of the PLANT SETUP allows the user to set the power threshold percentage calculated by the thermostats of the various units necessary to request the secondary units to switch on or off this window displays the following information Power threshold necessary to switch another unit on indicates the minimum percentage which must be requested by each thermostat of the active units to be able to switch another on Power threshold necessary to switch another unit off Q indicates the maximum percentage which must be requested by each thermostat of the active units to be able to switch the last unit off From this window it is possible to 1 Set an ON OFF power percentage threshold press
50. his parameter Unit activation setting season indicates which season the temperature setting currently displayed refers to From this window it is possible to 1 Set a temperature to activate the units during DELTA T mode pressing the key C will allow you to enter the modification mode and the current activation setting will be highlighted 69 by pressing the keys A or 8 it will be possible to modify the value e displayed while pressing the key C will confirm this choice 2 Select heating or cooling setting by pressing the key D you u d from viewing the cooling setting amp to the heating setting 2 3 Pass on to the next window to go to the next window of this menu press the key 4 Go back to the previous window to go back to the previous window of this menu press the key 5 Exit this window press the key E to return to the selection of the USER menus Setting deactivation with DELTA T control Password 101 or 303 OO p p amp 0 OFF temperature HM 1legm 40 4 C Me Deactivation logic with DELTA T control Temperature SIW Temperature The sixth window of the PLANT SETUP allows the user to set the temperature at which to deactivate each unit a switch off value is set for each unit if the installer has set the management logic according to DELTA T this window displays the following info
51. ial addresses must be set on the units by means of their on board control panel 3 4598010 00 e Setting simultaneous loads in DHW production Password 101 or 303 Enable TEN 93 Load OM The second window of the DHW SETUP allows the user to set consent for simultaneous loads in the system this function will make it possible to simultaneously activate or to prevent this possibility both the unit compressor and electric resistance inside the unit and the supplementary electric resistance RAS inside the DHW storage tank this window displays the following information Simultaneous load enabling indicates the current status of simultaneous load enabling during the production of domestic hot water From this window it is possible to 1 Enable or disable simultaneous loads pressing the key will allow you to enter the modification mode and the value will be highlighted by pressing the keys A or 8 it will be possible to modify the value currently displayed while pressing the key c will confirm this choice the values that can be set are ON Enable simultaneous loads OFF Disable simultaneous loads 2 Pass on to the next window to go to the next window of this menu press the key 8 3 Go back to the previous window to go back to the previous window of this menu press the key A 4 Exit this window press the key F
52. ible to 1 Set system time pressing the key will allow you to enter modification mode and the TIME will be highlighted at this point the procedure for setting the system time will be a Press the key 4 to increase the hour or the key 8 to decrease the key to confirm the selection and pass on to set the minutes c Press the key a to increase the selected value or the key to decrease it d Press the key to confirm the selection and pass on to set th ds e key to increase the selected value or the key to decrease it d Press the key c to confirm the selection and exit time modification mode 2 Pass on to the next window to go to the next window of this menu press the key 8 3 Exit this window press the key a to return to the selection of the USER menus 4 Exit this window press the key D to return to the selection of the main e4 4598010 o0 Setting the date of the system The second window of the DATE TIME MENU allows the user to set the date of the system this window displays the following information Current date set in the system indicates the date set for the system all the timers of the MULTI CONTROL panel System date will be managed by using the date set in this parameter 13 83 11 From this window it is possible to Monday L1 rJ 1 Set system date
53. indow of the DISPLAY MENU allows the user to set the idle time after which the screen saver will be activated namely return automatically to the main screen this window displays the following information Screen saver activation time indicates the idle time after which the screen saver switches on From this window it is possible to o Set the activation time of the screen saver pressing the key will allow you to enter the modification mode and the value will be highlighted by pressing the keys a or 8 it will be possible to modify the value while pressing the key c will confirm this choice 2 Go back to the previous window to go back to the previous window of this menu press the key a 3 Exit this window press the key D to return to the selection of the main menus 4598010 o0 ALARMS MEMORY menu procedures Alarm log display Nat connected 16 08 24 04 11 ALLarcm Mot connected 16 09 Uni t 240d 11 The windows of the ALARMS MEMORY menu allow the user to view the cards of the last ten alarms triggered in the system this window displays the following information Unit from which the alarm was triggered indicates which unit the alarm described in the card currently displayed refers to Alarm card index indicates the index of the alarm card currently displayed the alarm memory can contain a maximum of 10 al
54. ing the key 6 will allow you to enter the modification mode and the percentage threshold to switch another unit on will be highlighted by pressing the keys or 8 it will be possible to modify the value currently displayed while pressing the key will confirm this choice automatically shifting the cursor to the percentage threshold for switching off by pressing the keys or it will be possible to modify the value currently displayed while pressing the key C will confirm this choice 2 Pass on to the next window to go to the next window of this menu press the key 8 3 Go back to the previous window to go back to the previous window of this menu press the key A 4 Exit this window press the key D to return to the selection of the USER menus 4598010 o0 09 59 e Setting activation with DELTA T control Password 101 or 303 60 O p ODO 0 0 amp 2 OM temper 4598010 o0 The sixth window of the PLANT SETUP allows the user to set the temperature at which to activate the units if the installer has set the management logic according to DELTA T this window displays the following information Unit activation setting indicates the temperature at the SUW probe of the water in the secondary circuit considered the unit activation threshold depending on the season the demand will be activated above or below the threshold set in t
55. ir temperature 16 30 150 Vig G Yes No No Pressing gas temperature 17 30 150 Vag Yes No No Coil temperature 18 0 42 bar Yes No No High Pressure 18 0 42 bar Yes No No Low Pressure 120 0 150 Hertz or Yes No No Inverter instant frequency power 121 R 200 700 Vas C Yes No No Instant control setting Unit status O OFF 1 STAND_BY 2 PUMP_ON 122 R 0 8 Sf Yes No No 3 COMPRESSOR_ON 4 DEFROSTING 5 NOT CONNECTED 6 ALARM PRESENCE 123 R 0 1 J Yes No No Unit season O cooling 1 heating 124 R 0 255 Yes No No Alarm code 125 R 200 700 PEE Yes No No Water outlet temperature 126 R 200 700 Vig C Yes No No Water inlet temperature 127 200 700 Via es Yes No No External air temperature 128 30 150 Uc Yes No No Pressing gas temperature 129 30 150 Vig c Yes No No Coil temperature 130 0 42 bar Yes No No High Pressure 31 0 42 bar Yes No No Low Pressure 132 0 150 Hertz or 96 Yes No No Inverter instant frequency power 133 H 200 700 Via 6 Yes No No Instant control setting Unit status O OFF 1 STAND_BY 2 PUMP_ON 134 R 0 6 J Yes No No 3 COMPRESSOR_ON 4 DEFROSTING 5 NOT CONNECTED 6 ALARM PRESENCE 135 R 0 1 o Yes No No Unit season O cooling 1 heating 136 R 0 255 Jf Yes No No Alarm code 137 H 200 700 Vig C Yes No No Water outlet temperature 138 R 200 700 Vig C Yes No No Water inlet temperature 139 200 700 Van d Yes No No External air temperature 140 30 150 pare Yes No No Pressing gas temperature 141 30 150 Vig
56. ive to manage switching on or off rotation From this window it is possible to 1 Activate or deactivate the reserve chiller function pressin the key will allow you to enter the modification mode and th value will be highlighted by pressing the keys a or 8 it will b possible to modify the value currently displayed while pressin the key will confirm this choice the possible logics which ca be activated are HXED SEQUENCE in this logic the units will be switched o according to a fixed sequence Unit 1 Unit 2 Unit 3 Unit 4 an switched off again according to a fixed sequence Unit 4 Unit Unit 2 Unit 1 BALANCED SEQUENCE in this logic the units will be switche on and off according to the actual working hours the unit with th least working hours will be switched on first then continuing th remaining units with the same logic while the unit with the mos working hours will be switched off first applying the same log for switching the units off this rotation method assures that all th units are switched on and off in order to balance the operatin hours oo05 s50a000Q oco Qoo 2 Pass on to the next window to go to the next window of this menu press the key 8 3 Go back to the previous window to go back to the previous window of this menu press the key a 4 Exit this window press the key D to return to the selection of the USER menus AN The type of rotation pa
57. iverter valves and supplementary electric resistance to reach temperatures suitable for execution of the anti legionella cycle Possibility of implementing and managing 2 pipe or 4 pipe systems Management of units based on e thermostats of each appliance DELTA T on system Remote control through VMF CRP number 3 Compensation of work setting through outdoor air available by means of KSAE accessory The MULTI CONTROL accessory manages the units through an RS485 serial connection for the MULTI CONTROL System to work properly all the units must be equipped with the MODU485A accessory VMF CRP RS485 serial connection 2 Component Function Accessory module for management of 3 way diverter valves VMF CRP 1 System inlet and outlet water probe SIW SUW DHW storage tank water probe SAS KSAE accessory for outdoor air temperature SAE VMF CRP 2 Accessory module for management of supplementary electric resistance in DHW storage tank Accessory module making it possible to remotely manage some functions System On Off Alarm reset Season changeover via Inputs Alarm summary Alarm presence System status ON OFF Season status HEATING COOLING Season changeover via Outputs VMF CPP 3 4598010 00 09 e VMF CRP 1 connections 3 way valves and probes management FUSE 1 25A MAX 2
58. l confirm this choice 2 Exit this window press the key a to return to the selection of the USER menus 3 Pass on to the next window to go to the next window of this menu press the key 8 Language 4 Exit this window press the key D to return to the selection of the main menus ENGLISH e Setting the visual contrast of the display The second window of the DISPLAY MENU allows the user to set the display contrast mode this window displays the following information Display contrast indicates the percentage of contrast currently defined for the display Contrast of the LOD From this window it is possible to 1 Set the display contrast pressing the key c will allow you to enter the modification mode and the value will be highlighted by pressing the keys 4 or 8 it will be possible to modify the contrast value while pressing the key c will confirm this choice 2 Go back to the previous window to go back to the previous window of this menu press the key a 3 Pass on to the next window to go to the next window of this menu press the key 8 Contrast of the LCD 4 Exit this window press the key D to return to the selection of the main menus e7 4598010 00 9 e Setting the screen saver 28 Screen saver The third w
59. mperature from each chiller each line is numbered with the chiller index to which it refers 4598010 o0 09 15 BASIC use procedures System ON OFF Entering menu selection In order to switch the entire system on or off from the To pass from the main screen to the selection of the menus Main screen you must press the indicated key for at just press the key indicated in the figure least 5 seconds Attention the indicated key is active ONLY while the main screen is viewed Entering MONITOR mode Browsing and choice of a menu D 3 ui To pass from the main screen to the monitor mode just press one of the keys indicated in the figure Once entered in monitor mode pressing the key 4 will return to the main screen while pressing the key amp will pass on to menu selection Once you have entered the menu selection mode an icon inside a frame will appear in the centre of the display This icon represents the menu which can be currently selected the label of the menu is also viewed at the top of the display at this moment the possible operations are Enter the selected menu by pressing the key Select the subsequent menu by pressing the B key Select the previous menu by
60. n D indicates that the chiller has an alarm the icon indicates that the chiller is defrosting Water outlet temperature indicates the temperature of the water currently produced by the selected chiller If the chiller has a fault the icon 8 will be replaced by the icon Furthermore in place of the temperature value there will be the alarm code currently active By pressing the key E a reset control can be sent to the faulty unit Current work setting indicates the work setting currently used by the chiller selected From this window it is possible to 1 Select one of the chillers of the system by pressing the key c the number of the chiller currently selected is highlighted after which pressing the key 4 will pass on to the subsequent chiller while pressing the key will select the previous chiller press the key to confirm the choice 2 Enable or disable the selected chiller by pressing the key D the chiller can be enabled or disabled the icons above the key b which represent these two states are represents the ENABLED status O represents the DISABLED status If the unit is ENABLED it will be managed based on the settings supplied by its work set point and by the eventual hourly program associated if on the other hand this unit is DISABLED it will be forced to remain in the OFF status until it is enabled once again 3 Pass on to the next windo
61. od must end Second time period ON indicates the time at which the second time period must start Second time period OFF indicates the time at which the second time period must end From this window it is possible to 1 Activate or deactivate the time periods for the chiller currently selected to activate or deactivate the time periods for the chiller currently selected press the key F pressing this key will change the symbol highlighted above it according to one of the following states O time periods DISABLED for the selected chiller time periods ENABLED for the selected chiller If at least one chiller of the system has the time periods enabled the symbol 2 will appear on the main window 2 Select a day of the week at which to set the time periods pressing the key E will make it possible to scroll all the days of the week the day currently selected will appear at the top part of the display 3 Set the time periods for the selected day pressing the key will allow you to enter modification mode and the starting TIME for the first daily time period will be highlighted at this point the procedure for setting the time periods will be a press the keys o or B to increase or decrease the selected value b press the key c to confirm and pass on to the subsequent data If you wish to set only one daily time period you must set 00 00 for the start and for the end
62. press the key E to return to the selection of the USER menus 4598010 o0 09 61 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 per il miglioramento del prodotto Les donn es mentionn es dans ce manuel ne constituent aucun engagement de notre part Aermec S p A se r serve le droit de modifier tous moments les donn es consid r es n cessaires l amelioration du produit Technical data shown in this booklet are not binding Aermec S p A shall have the right to introduce at any time whatever modifications deemed necessary to the improvement of the product im inne des technischen Fortsschrittes beh lt sich Aermec S p A vor in der Produktion Anderungen und Verbesserungen ohne Ank ndigung durch zuf hren Los datos t cnicos indicados en la presente documentaci n no son vinculantes f Aermec S p A se reserva el derecho de realizar en cualquier momento las modificaciones que estime necesarias para mejorar el producto AERMEC S p A l 37040 Bevilacqua VR Italia Via Roma 996 Tel 39 0442 633111 Telefax 39 0442 93730 39 0442 93566 www aermec com info aermec com
63. pressing the c key Exit the menu selection mode returning to the main screen by pressing the D key ATTENTION the succession of the menus is indicated in full in the chapter structure of the MULTI CONTROL menus 16 4598010 o0 UNIT SYNOPTIC menu procedures Checking status of chillers present in the system b 12 00C d 10 0 C UM IT 0 5 12 0 C o d 18 C i ee K x e O e The first window of the UNIT SYNOPTIC menu allows the user to monitor the status and settings of the chillers installed in the system this window displays the following information Chiller currently selected indicates which chiller the displayed data refers to 1 2 4 34 or 4 chiller Active functioning mode indicates which functioning mode is currently set on the chiller selected the symbols which may be viewed are chiller mode WINTER s amp chiller mode SUMMER Chiller status indicates the status of the chiller currently selected the symbols which can be viewed are the icon indicates that the chiller is on the icon indicates that the chiller is off the icon indicates that the chiller is standby mode the icon indicates that the chiller pump is on the icon G9 indicates that the chiller is not communicating with the modbus network of the system the ico
64. rameter is not taken into consideration for switching the heat pumps on and off during the DHW production procedure In this mode the rule managing rotation is FIFO first in first out and is linked to the index of the unit ModBus serial address 4598010 o0 09 55 Setting the control logic of the units Password 303 56 AN The DELTA T mode is guaranteed if the following conditions are respected Presence of VMF CRP 1 SUW probe on SIW probe on If one of these requirements is missing the system will change to FREE mode 4598010 o0 The fourth window of the PLANT SETUP allows the user to set the logic with which the units are managed this window displays the following information Unit management logic indicates which management logic is currently set for the system the management logics can be FREE With the FREE control the units are managed independently the following are determined for each one e Enabling according to the plant Operating setting fixed or with compensation Unit diagnostics In this mode the units are not subject to be switched on off according to the load but are controlled independently by their own thermostat one example of this type of control are 4 pipe systems simultaneous generation of hot and cold water LOAD With the LOAD control the units are managed accordin
65. rculated by an independent pump it is guaranteed that the SUW probe appropriately reads the liquid temperature thus ensuring correct functioning of the control activation of the units in these types of installations when the load has been satisfied all the units can therefore be switched off even the pumps for single ring systems on the other hand the water flow with consequent reading of the SUW probe must be guaranteed by the circulating pumps in the units in these installations even when the load has been satisfied at least one unit must always operate To correctly configure operation of the units in this mode the following parameters must be set On Off delay Temperature On e Off Temperature Type of plant From this window it is possible to 1 Select the type of control to be applied to the plant pressin the key c will allow you to enter the modification mode and th value will be highlighted by pressing the keys a or it will b possible to modify the value currently displayed while pressin the key will confirm this choice 2 Select the type of hydraulic system for DELTA T control pressing the key D will allow you to enter to pass from single rin System to double ring system the setting is visible if the type of logi set is for DELTA T through the icon this icon can be DELTA T 13 Single w
66. rmation Unit currently selected indicates which unit is currently selected which the displayed data refers to Unit deactivation setting indicates the temperature at the SIW probe of the water returning from the primary circuit considered the deactivation threshold of the corresponding unit depending on the season the demand will be activated above or below the threshold set in this parameter Unit activation setting season indicates which season the temperature setting currently displayed refers to From this window it is possible to 1 Select a unit for which to set switch off pressing the keys D or E decreases or increases the index which indicates which unit the work setting currently displayed refers to remember that each unit can be set with different deactivation settings 2 Set a temperature to switch the units off during DELTA T mode pressing the key will allow you to enter the modification mode and the current deactivation setting will be highlighted by pressing the keys A or 8 it will be possible to modify the value currently displayed while pressing the key c will confirm this choice 3 Select heating or cooling setting by pressing the key D you will switch from viewing the cooling setting amp to the heating setting 4 Go back to the previous window to go back to the previous window of this menu press the key a 5 Exit this window
67. rom the panel on the unit for further information on procedures for setting a serial address on the units refer to its user manual the addresses to be set on the units depend on the number and function which the units perform in the system to clarify which are the correct addresses to be applied to the units for DHW production see the summary table on the next page 2 Type of unit if the system is provided with a reserve chiller this unit will be the one with the highest modbus address as indicated in the summary table on the next page moreover if the system envisions the both possibility of a reserve chiller and DHW production enabling ALL the units of the system must be capable of producing domestic hot water therefore they must all be heat pumps or heating only units Ez 4598010 o0 Modbus addresses for units for DHW production without reserve chiller Type of systems for DHW production The first three types of systems have one or more units for DHW production however they can have other COOLING ONLY chillers for the system MULTI CONTROL manages a maximum of 4 units in this case it is MANDATORY that the units used for production of domestic hot water be set with the addresses specified in this table and that eventual cooling only chillers be set with the serial addresses remaining available Remember that to identify the units managed by MULTI CONTROL the addresses available are Unit number 1 Modbus Address 200
68. s Working temperatures and pressures working set point etc Time periods the system allows to set up to two daily time periods diversified by days of the week Domestic hot water domestic hot water production DHW hourly program anti legionella cycle etc e Functioning modes heating or cooling mode Alarm log the system allows to record the last 10 alarms triggered in the system Attention the use of one or more additional VMF CRP modules is required to use some functions as indicated in the system layouts 4598010 o0 Interface control keys a lt amp amp 0 O0 G6 00 006 2096 Function ON OFF key Multi function keys the functionality associated to each one changes according to the page viewed on the display Confirmation key Enter Key for decreasing the value Key for increasing the value Backlit white LCD display 128 x 64 pixel LED not used LED not used Red LED for signalling alarm in progress Structure of MULTI CONTROL menus PASSWORD PASSWORD USER password 101 INSTALLER password 303 ATTENTION Incorrect INSTALLER parameter settings can cause the entire system to malfunction only personnel authorised for assistance or to install the unit is allowed to modify these parameters zu 9 x amp 0 OG mo Menu Unit synopti
69. s if not complied with the unit or objects may be damaged and or persons injured For anomalies not contemplated by this manual contact the area After sales Service as soon as possible The appliance must be installed in such a way that maintenance and or repair operations are possible The appliance warranty does not cover the costs for ladders scaffolding or other elevation systems that may become necessary for carrying out servicing under warranty AERMEC S p A declines all responsibility for any damage due to improper use of the machine partial or hasty reading of the information contained in this manual 4598010_00 C3 Type of systems managed by MULTI CONTROL Systems without additional VMF CRP modules System for the production of water only for cooling heating systems Possibility of implementing and managing 2 pipe or 4 pipe systems Management of units based on the thermostats of each appliance No remote control besides the MULTI CONTROL accessory panel Compensation of work setting by means of outdoor air available only on units equipped with outdoor air probe The MULTI CONTROL accessory manages the units through an RS485 serial connection for the system to work properly all the units must be equipped with the MODU485A accessory MULTI CONTROL RS485 serial connection 3 4598010 00 Systems with additional VMF CRP modules System for production of domestic hot water managed by 3 way d
70. son set for the system the chillers of the system will be managed according to that set in this parameter if the functioning logic foresees it From this window it is possible to 1 Set system season pressing the key will allow you to enter the modification mode and the season will be highlighted by pressing the keys a or 8 it will be possible to modify the season while pressing the key c will confirm this choice the values possible are WINTER heating mode this mode is only possible if the units of the system are heat pumps or heating only units SUMMER cooling mode this mode is NOT possible if the units of the system are heat pumps or heating only units 2 Exit this window press the key a to return to the selection of the USER menus 3 Exit this window press the key D to return to the selection of the main User manual E DISPLAY MENU PROCEDURES e Setting the language of the system The first window of the DISPLAY MENU allows the user to set the interface language this window displays the following information Language set in the system indicates the language set for the system interface From this window it is possible to 1 Set system language pressing the key C will allow you to enter the modification mode and the language will be highlighted by pressing the keys A or it will be possible to modify the language while pressing the key c wil
71. that referred to cooling this data is identified by the relative labels 2 Set the values for the compensation function pressing the key c will allow you to enter the modification mode and the value will be displayed by pressing the keys A or 8 it will be possible to modify the value while pressing the key will confirm the choice automatically selecting the value which can be modified the same way as the previous value whenever a value is confirmed by pressing the key the next value will be selected until all four values have been entered ATTENTION lt lt A 9 9 0 0 3 Activate or deactivate the compensation function to activate or deactivate compensation both heating and cooling as it is not possible to activate or deactivate them individually press the key E when this key is pressed the symbol highlighted above it will change according to one of the following states O compensation DISABLED 6 compensation ENABLED Compensation logic at HEATING 3 Pass on to the next window to go to the next window of this menu press the key 8 4 Go back to the previous window to go back to the previous window of this menu press the key 5 Exit this window A ATTENTION lt O 0 press the key F to return to the selection of the USER menus TAE External air temperature TUA Produced water temperature 34 4598010 o0 Setting the type of units inst
72. ues in these parameters could cause the units to be damaged or malfunction this window displays the following information Password Q9 indicates the password to access the various submenus Software version indicates the software version currently installed on the device From this window it is possible to Bee Wem ENT 1 Enter an access password pressing the key c will allow you Insert password aka the modification mode and the value of A will be highlighted by pressing the keys a or 8 it will be possible to modify the first digit while pressing the key C will confirm the value automatically selecting the next digit the selection and confirmation procedure will be repeated for all three digits after the third digit has been confirmed you will access the submenus of the level to which the password referred or if the password is incorrect an error message will appear 3 Exit this window press the keys a or D to return to the selection of the menus A The password values are USER LEVEL 101 INSTALLER LEVEL 303 31 4598010 o0 09 Setup menu B UNIT SETUP procedures Setting working mode at HEATING Password 101 or 303 32 gt i 450 C EH ka EE 4598010 o0 The first window of the UNIT SETUP allows the user to set the working mode at heating valid if heat pump
73. urn to the selection of the menus 4598010 o0 Matching between operating parameters and units TYPE Type of unit v v va wv wv wv TIA Water inlet temperature v v v v v v TUA Weter outlet temperature 000 Vv v v v wv wv TSB Coil temperature v v v v v TGP Pressing gas temperature 00 v v v v wv SIWH Condenser inlet water temperature v SUWH Condenser outlet water temperature x x x x v X TAE External air temperature v v v v v v CAP Highpresue 000000 YV v vyv vy v v BP Low pressure v v v v v v HCO Primary circuit compressor operating hours V ov v v vw v SPO Primary circuit compressor start ups v v v v v v CREL Software relay MAIN 0000000 VY v vy vy v v BLD Software relay SECONDARY v v v v v v SET Current work setting of chiller Vv v v v wv wv HC1 Secondary circuit compressor operating hours v v v v v v SP1 Secondary circuit compressor startups Vv v v v wv wv STF Set point at cooling v v v v v v STC Set point at heating vov vv v v wv SAS Set point at DHW v v v v wv v PT Power percentage requested by the thermostat V ov v v wv wv FE medecin nm dic compressors v qw id d d d Only models with MODUCONTROL board WRL cooling only from size 025 to size 160 Parameterpresent v For these units the TYPE parameter will read the generic R407 Parameter NOT present 3 19
74. w to go to the next window of this menu press the key 8 4 Exit this window press the keys A or E to return to the selection of the menus 4598010 o0 Ef 17 Reading of characteristic parameters of chillers 18 The second window of the UNIT SYNOPTIC menu allows the user to read the values of the main operating parameters of the selected chiller this window displays the following information Chiller currently selected indicates which chiller the displayed data refers to 1 2 4 3 or 4 chiller this choice can ONLY be modified on the page prior to this menu Parameter label indicates which parameter the displayed value refers to the table on the next page matches the parameter labels and their descriptions Parameter value indicates the current value of the displayed parameter From this window it is possible to 1 Pass on to the next parameter pressing the key displays the next parameter identified by anew label and relative value 2 Go back to the previous parameter pressing the key b displays the previous parameter identified by a new label and relative value 3 Pass on to the next window to go to the next window of this menu press the key 8 4 Go back to the previous window to go back to the previous window of this menu press the key a 5 Exit this window press the E key to ret
75. with hysteresis delta Unit 1 DHW setting Unit 2 DHW setting Unit 3 DHW setting i i m o o TAS DHW storage tank temperature The sixth window of the DHW SETUP allows the installer to set a delta to be applied to the DHW setting of the units used for the production of domestic hot water this function makes it possible to partialise units which produce domestic hot water when there are several units producing domestic hot water by moving the settings of these units by the value specified in this parameter this window displays the following information Hysteresis delta to be applied to the units indicates the value with which to shift the DHW production settings of the secondary units as indicated in the layout below From this window it is possible to 1 Set a hysteresis delta pressing the key c will allow you to enter the modification mode and the value will be highlighted by pressing the keys A or 8 it will be possible to modify the value currently displayed while pressing the key will confirm this choice 2 Pass on to the next window to go to the next window of this menu press the key 8 3 Go back to the previous window to go back to the previous window of this menu press the key a 4 Exit this window press the key F to return to the selection of the USER menus gt TAS 4598010 o0 09 43 Setting the defrosting direction during DHW production

Aermec Multi Control Technical manual

Contents

Download Pdf Manuals

Related Search

Related Contents