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Cascade and zones regulator

Zone manager 

Thermoregulation system  

for boilers

INSTRUCTION FOR  

TECHNICIAN AND  

INSTALLER

Summary of Contents for 3.024488

Page 1: ...Cascade and zones regulator Zone manager Thermoregulation system for boilers INSTRUCTION FOR TECHNICIAN AND INSTALLER ...

Page 2: ...installation 9 Electrical installation 9 Cascade regulator electrical connection 10 Zones and cascade regulator start up 11 Code entering for parameters modification 11 AUTO SET function 12 Anomalies signalling 13 Anomalies register 14 Example of configuration for the connection in cascade 15 Use of the cascade and zones regulator for installations in cascade 15 Use of the cascade and zones regula...

Page 3: ...vel for direct mixed 1 mixed 2 heating circuits 31 Boiler configuration level 33 Cascade configuration level 34 BUS data configuration level 34 Solar configuration level VV 35 BUFFER configuration level VV 37 Technical data 38 Cascade and zones regulator 38 Zone manager 39 Sensors resistance values depending on the temperature 40 ...

Page 4: ...regulators directly con nected to the electricity network the electric wires and the bus data cables must be layed separately Picture 1 minimum distance for electric insstallation Toinstalllthezonesmanagersaminimumdistan ce of 40 cm must be kept from other electrical appliances with electromagnetic emissions such as timers relays engines transformers light regulators microwave appliances tv speake...

Page 5: ... than one point see picture 3 4 Electric supply cables Ø 1 5 mm2 Low voltage cables for example sensors Ø 0 5 mm2 max lenght 100 meters Picture 3 earth connection of the cable screening only in one point A double earth connection cannot be effected in case of star network of bus data Picture 4 Star network of bus data The earth connection must be effected on one side of the star Do not earth conne...

Page 6: ...liance must not be installed in places directly exposed to sunlight in the vicinity of appliances that produce he ath such as TV sets refrigerators wall lamps radiators etc on walls behind which there are heating pipes or flues on not insulated external walls in corners or recesses on shelves or behind the curtains near entrance doors of not heated rooms Installation After opening the upper part t...

Page 7: ...s zone manager The bus address classification between cascade regulators and zone managers is defined by a rigid scheme set by the producer as explained in the following scheme Cascade regulator Relative zone manager Function BUS Address Heating circuit BUS Address Main cascade regulator 10 direct circuit mixed circuit 1 mixed circuit 2 11 12 13 II cascade regulator 20 direct circuit mixed circuit...

Page 8: ...ddress input see scheme above After the bus address input and confirmation pressing the knob automatically the associated heating circuit is visualized Data bus address Direct circuit Main regulator Attention Double assignments of the same data bus address cause errors during the data transmission and faults of system adjustments Bus address change To change a bus address it s necessary to follow ...

Page 9: ...tion terminals inside the blue area X1 workwithsafetylowvoltageandthey have not to connect to the main supply voltage If this happens the appliance will destroy and you will lose the warranty Theconnectionterminalsinsidetheredarea X2 X4 work with the main supply voltage Warning For the wiring of the appliance the bus data and sensors cables must be layed separately from electric wires Sensor and b...

Page 10: ...al A zone controls and room thermostats 25 Data bus connection signal B zone controls and room thermostats 26 External sensor not to use connect to the boiler 27 not to use 28 Domestic hot water sensor 29 Temperature sensor zone 1 30 Variable input 1 31 Variable input 2 32 Variable input 3 33 Temperature sensor zone 2 34 Solar panel sensor 35 Solar storage tank sensor 36 Impulses input 37 Boiler d...

Page 11: ...shade symbol Summer switching off active Theactiveanti freezefunctionappearsonthestan dard display with a snow crystal symbol Anti freeze protection active Code entering for parameters modification Technician code After entering the code the parameters reserved for the technician are activated these ones can be modified according to the characteristics of the system Code entering For entering the ...

Page 12: ...CADE to regulate the settings for the cascade functioning BUFFER to regulate the settings of a possible storage buffer BUS to set the BUS address RELAY TEST to activate the relays of the regulator manually ALARM to visualize the anomalies of the functioning SENSOR ADJUSTMENT to modify the temperatures values of the sensors AUTO SET function Thanks to this function it is possible to set auto matica...

Page 13: ...divided in two types operational anomalies with manual reset with code En XX see instruction ma nual and operating anomalies with electric reset automatic reset with code Bn XX see instruction manual Errors management anomalies are visualized on the regulator display systemanomaliesarevisualizedintheinformation level with the related value if necessary the errors are saved in the error register se...

Page 14: ...oom temperature DC not reached 54 4 Room temperature MC 1 not reached 55 4 Room temperature MC 2 not reached 56 4 BUS data Address addresses conflict 70 0 Activity no signal 70 1 Activity communication with boiler missed 70 6 EEPROM 71 0 EEPROM faulty 71 1 Boiler errors Error block manual reset En XX Error block electrical reset Bn XX see the boiler instruction manual Anomalies register The standa...

Page 15: ...lating room thermostat 5 External sensor 6 Temperature sensor zone 1 MC 1 7 Temperature sensor zone 2 MC 2 8 Common delivery sensor 9 Storage tank temperature sensor 10 Mixer valve zone 1 MC 1 11 Mixer valve zone 2 MC 2 12 Heating circuit pump zone 1 MC 1 13 Heating circuit pump zone 2 MC 2 14 Direct circuit pump zone 3 HC 15 Storage tank supply pump 16 Safety thermostat zone 1 MC 1 17 Safety ther...

Page 16: ...sensor zone 1 MC 1 7 Temperature sensor zone 2 MC 2 8 Common delivery sensor 9 Storage tank temperature sensor 10 Mixer valve zone 1 MC 1 11 Mixer valve zone 2 MC 2 12 Heating circuit pump zone 1 MC 1 13 Heating circuit pump zone 2 MC 2 14 Direct circuit pump zone 3 HC 15 Storage tank supply pump 16 Safety thermostat zone 1 MC 1 17 Safety thermostat zone 2 MC 2 18 External double pole switch to be...

Page 17: ...Page 17 Once the scheme of picture 12 is realized it is necessary to set the bus address on the electronic card of each single boiler as explained in the picture below Pic 13 ...

Page 18: ...arameters for the functioning in cascade are already set into the cascade menu of the regulator Address 1 1st boiler Address 2 2nd boiler Address 3 3rd boiler A M P ON 0 1 M P ON 0 1 1 2 3 A M P ON 0 1 1 2 3 A 1 2 3 ...

Page 19: ... generator 2 Cascade and zones regulator 3 Zone manager 4 Modulating room thermostat 5 External sensor 6 Temperature sensor zone 1 MC 1 7 Temperature sensor zone 2 MC 2 8 Common delivery sensor 9 Storage tank temperature sensor 10 Mixer valve zone 1 MC 1 11 Mixer valve zone 2 MC 2 12 Heating circuit pump zone 1 MC 1 13 Heating circuit pump zone 2 MC 2 14 Direct circuit pump zone 3 HC 15 Storage ta...

Page 20: ...2 MC 2 8 Common delivery sensor 9 Storage tank temperature sensor 10 Mixer valve zone 1 MC 1 11 Mixer valve zone 2 MC 2 12 Heating circuit pump zone 1 MC 1 13 Heating circuit pump zone 2 MC 2 14 Direct circuit pump zone 3 HC 15 Storage tank supply pump 16 Safety thermostat zone 1 MC 1 17 Safety thermostat zone 2 MC 2 18 External double pole switch to be used in case of low temperature circuit ...

Page 21: ...m Start delay Hysteresis OFF HC remote control HC pump Error 2 3 Day Month Day selection MC 1 pump OPERATING MODE Antilegionella Hour Room sensor activation Room sensor activation Room sensor activation Minimum heat generator temperature Stop delay Min run time solar pump MC 1 remote control MC1 pump Error 3 4 Time change summer winter Switch on time 08 00 MC 2 pump SUMMER switching off Antilegion...

Page 22: ...xternal temperature adjustment External temperature adjustment External temperature adjustment Reset energy balance 11 Indirect return Exit time Post circulation Constant tempe rature nominal value Constant tempe rature nominal value Constant tempe rature nominal value Volumetric flow rate 12 Anti blocking function Recirculating pump timer Min delivery temperature Min delivery temperature Min deli...

Page 23: ...lations Parameter Time Date Time programs Hydraulic System Domestic hot water Direct circuit Mixed circuit 1 Mixed circuit 2 Heat generator Cascade Solar menù BUS Relay test Alarm 23 Protection code 24 Fahrenheit temperature 25 Max external temperature lock 26 Delivery temp start increasing 37 Total reset Total reset ...

Page 24: ...itions 3 Mixer circuit depending on climatic conditions 6 Constant temperature regulator 7 Fixed value regulator 8 Return increasing 04 Mixed circuit 2 pump output assignment 3 Setting range and configuration see parameter 03 05 Direct circuit pump output assignment 2 OFF No functions 2 Direct circuit pump 4 Recirculating pump 5 Electric heating rod 6 Constant regulation 10 Boiler supply pump 11 B...

Page 25: ...mp 11 Boiler circuit pump 1 12 Boiler circuit pump 2 13 General anomalies signalling 15 Solar supply pump 16 Tampon tank supply pump 17 Solid fuel supply pump 18 Tank supply pump 19 Solar supply commutation valve 20 Solar forced dissipation control 21 Generator parallel request 26 Priority pump 27 Buffer control 07 Variable output 2 assignment OFF Setting range and configuration see parameter 06 ...

Page 26: ...vation 12 External information 13 Delivery manifold sensor 14 Solar manifold return sensor 16 Flue sensor 18 Solid fuel tampon sensor 19 Buffer sensor 1 27 Not activated 09 Variable input 2 assignment OFF Adjustment field and assignment as parameter 08 but without adjustment possibility flues sensor 10 Variable input 3 assignment OFF Adjustment field and assignment as parameter 08 but without adju...

Page 27: ... h w and heating timers P1 P1 Only one time program activated P1 P3 Three time programs activated CONTROL MODE Common or separated control mode 2 1 Common regulation for all heating circuits 2 Separated regulation for each heating circuit SUMMER Summer switching off temperature 20 C OFF not activated parameters 5 30 C 05 Anti freeze temperature 0 C OFF not activated 20 parameters 4 06 Circuit acti...

Page 28: ...atic return to standard display 12 Mixing valves and circulating pump anti lock function ON ON activated OFF disactivated 13 Errors signalling ON OFF no visualization ON visualization activated 14 AUTO SET function ON OFF automatic sensors setting disactivated ON automatic sensors setting activated 18 Temperature cycle OFF ON OFF activated or disactivated 19 Anti freeze mode OFF OFF permanent acco...

Page 29: ... 03 D h w legionella protection function time 02 00 00 00 23 50 04 Legionella protection temperature 60 C 10 C D h w maximum temperature 05 D h w temperature sensor type 1 1 D h w temperature sensor 2 D h w thermostat 06 D h w maximum temperature 60 C 20 C maximum heat generator temperature 07 D h w functioning mode 2 1 Parallel functioning 2 Prioritary functioning 3 Conditioned prioritary functio...

Page 30: ...it 3 P3 direct heating circuit 4 P1 mixed heating circuit 1 5 P2 mixed heating circuit 1 6 P3 mixed heating circuit 1 7 P1 mixed heating circuit 2 8 P2 mixed heating circuit 2 9 P3 mixed heating circuit 2 10 P1 domestic hot water circuit 11 P2 domestic hot water circuit 12 P3 domestic hot water circuit 13 Recirculating pump economy interval pause 5 Min 0 Min value of parameter 14 interval in wich ...

Page 31: ...sor activation OFF OFF OFF OFF 1 Room sensor activated 2 Room sensor activated controllocked 3 Only for visualization 04 Influence of room sensor over delivery temperature OFF OFF OFF OFF 10 500 influence RC remote control active 05 Automatic heating curve adjustment OFF OFF OFF OFF ON 06 Central heating pre ignition OFF OFF OFF OFF 1 16 h 07 Heating circuit restriction OFF OFF OFF OFF 0 5 40 K 08...

Page 32: ... 13 Max delivery temperature 85 C 45 C 45 C Min temperature parameter 12 95 C 14 Circuit delivery temperature increase 0 0 0 5 20 K 15 Circuit post circulation 3 3 3 0 60 Min 16 Mortar bed heating working OFF OFF OFF OFF 1 Heating working 2 Working with setted profile 3 Heating working setted profile ...

Page 33: ...2 steps gas generator 3 two 1 step gas generators 4 Variable burner 5 condensing 03 Min heat generator temperature 20 C 5 C Max temperature 04 Max heat generator temperature 85 C Min temperature 95 C 17 Max flue gas temperature 150 C 50 500 C 25 Max external temperature lock OFF OFF 20 30 C 26 Initial delivery temperature increase for standard loading 0 0 60 K 29 Forced heat dissipation OFF OFF 1 ...

Page 34: ...mary stage 1 1 n stages number 07 Peak boiler from address OFF 3 n stages number 08 Peak boilers change with standard OFF OFF ON BUS data configuration level PARAMETER Description Regulation Setting range Parameters 01 Regulator BUS address 10 10 20 30 40 50 02 Configuration of direct circuit remote control 2 1 Parameters modification of all circuits 2 Parameters modification of Direct Circuit onl...

Page 35: ...Solar operational mode 1 1 Priority working 2 Parallel working 3 Piority for D h w 4 Piority for buffer 07 Inhibition heat generation alternance only with parameter 06 1 OFF OFF 0 5 24 h 08 Change priority parallel mode OFF OFF only with par 06 1 and par 07 ON 1 30 K 09 Solar energy balance OFF OFF No thermal balance 1 Thermal balance with flow rate calculation 2 Thermal balance through pulses inl...

Page 36: ... Description Regulation Setting range Parameters 14 Final switch off temperature 150 Solar manifold max temperature OFF 90 210 C 15 Commutation delay OFF OFF 1 60 min 16 Commutation temperature for run valve 75 20 110 C ...

Page 37: ...issipation OFF OFF disactivated 1 into the d h w tank 2 into the heating circuits 06 Hysteresis ON post circ 10 Hysteresis OFF 2 K 30 K 07 Hysteresis OFF post circ 5 1 K Hysteresis ON 2K 08 Circuits pumps anti starting working ON OFF no anti starting working ON anti starting working activated 09 BUFFER anti discharged working ON OFF no anti unloading ON anti discharged activated 10 BUFFER working ...

Page 38: ...mperature 25 60 C Electrical protection IP 30 Protection class acc to EN 60730 II Protection class acc to EN 60529 III Software class A EMV protection EN 55014 1993 Resistance to disturbances EN 55104 1995 EC conformity 89 336 EU Casing dimensions WxHxD Standard regulator 144 x 96 x 75 mm Casing material ABS antistatic hardly inflammable Nominal current 6 A Mains fuse 6 3 A Output relay max curren...

Page 39: ...mperature 25 60 C Protection class acc to EN 60529 IP 20 Protection class acc to EN 60730 III According to EN 60 730 Casing dimensions 90 x 138 x 28 mm WxHxD Casing material ABS antistatic Recommended connection cable J Y St Y 2x2x0 6 Max lenght 50m Data memory and timer duration min 5 years Internal clock precision 2 s day Display Alfanumeric display with symbols Weight 150 g ...

Page 40: ...n the temperature Type kty 2KΩ at 25 C T C R kΩ 10 12 14 16 18 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 1 783 1 812 1 840 1 869 1 898 1 928 2 002 2 078 2 155 2 234 2 314 2 395 2 478 2 563 2 648 2 735 2 824 2 914 3 005 3 098 3 192 3 287 ...

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Page 44: ...www immergas com Immergas S p A 42041 Brescello RE I Tel 0522 689011 Fax 0522 689102 Certificate enterprise ISO 9001 Code 1 026649 Rev 15 027407 000 08 08 ...

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