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ENGLISH

BOILER CONTROL MANAGER

INSTALLATION AND MAINTENANCE INSTRUCTIONS

BCM 2.0

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Содержание BCM 2.0

Страница 1: ...E N G L I S H BOILER CONTROL MANAGER INSTALLATION AND MAINTENANCE INSTRUCTIONS BCM 2 0 ...

Страница 2: ...ected FLASH ANTIFREEZE protection activa tion OFF Normal operation 3 GREEN LED ON CH heating operation or antifreeze protection active FLASH DHW request operation OFF Standby 4 YELLOW LED ON BCM communication with local and BCM remote controls cas cade FLASH BCM communication with local HSCP or SHC controls OFF No communication with controls manual A request Active only if the user interface is fa...

Страница 3: ... eBUS GND 5 4 0 10V C P M Modulating Pump Control 6 GND 0 10 V 7 6 Analogue input 0 10 V SE 8 4 Stemp ACC Storage tank temperature sensor 9 12 Config Programmable digital input Generator enabling 10 12 FL Flow switch 11 12 INAIL Safety input nc 12 Common Inputs 9 11 5 LOCAL CONNECTORS to manage the boiler cascade No Pin S E Description A1 Internal boiler connections 7 14 SMG Global flow sensor 6 1...

Страница 4: ... 9 8 7 6 5 4 3 2 1 SE Y2 12 11 10 9 8 7 6 5 4 3 2 1 P Mod C P M 230 V GND Y2 12 11 10 9 8 7 6 5 4 3 2 1 Stemp ACC GND P CH CONTROL P Car CONTROL DHW USC ALARM SIGNAL P Coll CONTROL Y3 1 COM Common output 2 P Car DHW Storage tank loading pump 3 P CH Heating pump Y4 1 2 P Coll Manifold pump 3 4 ALARM Alarm output S E KEY TO WIRING DI AGRAM boiler manual par 4 5 ...

Страница 5: ...ifferential temperature Six ON OFF inputs for global protection sen sors FL minimum water flow PG minimum gas pressure DK minimum water pressure PF smoke 1 obstruction PF smoke 2 obstruction SL water level sensor of the siphon 0 10 v CPM voltage output for modulating con trol of the manifold pump TA CONFIG ON OFF enabling input for heat generator Relay output for fixed speed pump or to indicate th...

Страница 6: ...nalogue input function 0 10 V 0 Manual adjustment target temperature 1 External temperature sensor 1 2 0 10 V Target temperature control 3 0 10 V Modulation control 376 DI1 Programmable Input 1 0 Enabling CH Heating Service 0 1 Enabling heat generator 2 Reset alarms 322 Po min Pump Post circulation 1 10 5 341 PL V Minimum output pump modulation 0 100 burner level V x 10 30 313 Pr V Maximum output ...

Страница 7: ... CH 1 Parallel Supply 0 1 0 346 mC o Burner modulation minimum 0 1000 minimum modulation that determines the burner s switching off only with cascade management 250 600 mB Burners Min Inserted 1 8 1 616 BSt sec Gen Insertion Time 30 900 120 613 BRt sec Gen Removal Time 30 900 120 336 HS C min Temperature Gradient 1 30 5 353 HP K CH PID Proportional 0 50 25 354 HI K CH PID Integrative 0 50 12 478 H...

Страница 8: ... failure 771 PS Water Pressure Sensor 0 Not enabled 0 1 Enabled 768 LG Sens Min Gas Pressure 0 Not enabled 0 1 Enabled 793 COC Chimney Obstruction Sensor 0 Not enabled 0 1 CO 2 CO and COL 622 FS Minimum Flow Sensor 0 7 Bit map 0 1 Enabled Flow Sensor Global Fault 3 Enabled Flow Sensor Local Fault 5 Enabled Flow Sensor Global Fault and check Flow Switch fault 7 Enabled Flow Sensor Local Fault and c...

Страница 9: ...g a storage tank sensor Stemp ACC the 803 Srv parameter automatically takes on the value 27 and the system reconfiguration is request ed on the User Interface effectively saving the new configuration It is necessary to save the new system configura tion in the User Interface devices menu Ref to User Interface manual To enable the request close the contact between pin 12 and pin 9 with a jumper Als...

Страница 10: ...r will turn off With this configuration the system will set a temper ature based on the voltage received from the 0 10 V input The setting will be between the value of the param eter 31 minimum and 39 maximum When the temperature is 2 C lower than parameter 31 mini mum the heating request will be cancelled The heating request restarts when the input voltage corresponds to the value of parameter 31...

Страница 11: ...y acts on the eBUS address As well as with 0 10V the boiler can also be controlled with Modbus Code Sym bol Value Description Default settings 816 MI Modbus Address 0 127 1 817 MT sec Modbus Time out 0 240 30 Y4 1 2 3 4 1 2 3 1 2 3 4 5 6 Y3 Y2 12 11 10 9 8 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7 8 9 9 8 10 11 12 13 14 2 1 3 4 5 6 7 Jp2 Modbus BCM Modbus A Modbus B Sw1 3 4 BCM HCM Settings for use with Modbu...

Страница 12: ...TO Check the efficiency of the sensor see Res Temp table or its connections 39 Damaged user parameters due to electromagnetic interferences Effect none RESET AUTO 56 the HSCP remote control is connected by not detected It is possible to activate burner ignition from the BCM manual request button A 02 GAS PRESSURE SWITCH Insufficient gas pressure if LG param eter 1 Effect stop RESET AUTO The igniti...

Страница 13: ... circulation check installation 73 WATER DEFICIENCY PRES SURE SWITCH The fault is only checked if param eter FS 2 1 It is detected if input DK is active for more than 20 after disabling the pump Effect Stop burner RESET AUTO Check circulation check installation 08 WATER DEFICIENCY Insufficient water pressure and consequent intervention of the minimum water pressure pres sure switch DK Effect Stop ...

Страница 14: ...f RESET MANUAL Check the Chimneys Check the trap 93 SAFETY PROTECTION INAIL safety parts intervention or if there are none open jumper Y2 11 12 Effect Stop burner and stop pump RESET MANUAL after releasing each individual safety device 30 Damaged service param eters due to electromagnetic interferences Effect Inhibited burner ignition RESET MANUAL 38 Damaged default param eters due to electromagne...

Страница 15: ...15 ...

Страница 16: ...rthermore it reserves the right to modify its products as deemed necessary or useful without affecting their essential features 46033 Casteldario Mantua Italy tel 39 0376 57001 fax 39 0376 660556 info unical ag com export unical ag com www unical eu AG S p A 00335633EN 1 st ed 02 19 www unical eu ...

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