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24 

INNOV@-pCO1-IOM-0907-E

 

 

A28 

No water inside humidifier cylinder 

 

? 

- 

- 

A29 

No current in humidifier 

 

? 

- 

- 

A30 

Clock card not present / faulty 

- 

- 

- 

A31 

Circuit 1 high pressure 

 

- 

- 

Compressor 1 

A32 

Circuit 2 high pressure 

 

- 

- 

Compressor 2 

A33 

Water under floor 

 

- 

yes 

All 

A34 

Auxiliary alarm 

 

- 

- 

- 

A35 

Compressor 1 high pr thermal 

 

- 

- 

Compressor 1 

A36 

Humidifier working hours threshold reached 

 

- 

- 

- 

A37 

Compressor 2 high pr thermal 

 

- 

- 

Compressor 2 

A38 

Condensing fan 1 thermal 

- 

- 

Condensing fan 1 

A39 

Condensing fan 2 thermal 

 

- 

- 

Condensing fan 2 

A40 

No water flow 

 

see T4 

yes 

All 

A41 

pLAN disconnected 

 

60 sec (fixed) 

- 

- 

A42 

Driver 1 alarm, probes faulty or disconnected 

 

- 

- 

Compressor 1 

A43 

Driver 1 EEPROM faulty or damaged 

 

- 

- 

Compressor 1 

A44 

Driver 1 valve motor faulty or damaged 

 

- 

- 

Compressor 1 

A45 

Driver 1 alarm, battery discharged or faulty 

 

- 

- 

- 

A46 

Driver 1 high evaporation pressure (MOP) 

See Fj 

- 

- 

A47 

Driver 1 low evaporation pressure (LOP) 

 

See Fj 

- 

- 

A48 

Driver 1 low superheating 

 

See Fi 

- 

Compressor 1 

A49 

Driver 1 valve not closed during blackout 

 

- 

- 

Compressor 1 

A50 

Driver 1 high suction pressure 

 

See Fi 

- 

- 

A51 

Driver 2 alarm, probes faulty or disconnected 

 

- 

- 

Compressor 2 

A52 

Driver 2 EEPROM faulty or damaged 

 

- 

- 

Compressor 2 

A53 

Driver 2 valve motor faulty or damaged 

 

- 

- 

Compressor 2 

A54 

Driver 2 alarm, battery discharged or faulty 

- 

- 

- 

A55 

Driver 2 high evaporation pressure (MOP) 

 

See Fj 

- 

- 

A56 

Driver 2 low evaporation pressure (LOP) 

 

See Fj 

- 

- 

A57 

Driver 2 low superheating 

 

See Fi 

- 

Compressor 2 

A58 

Driver 2 valve not closed during blackout 

 

- 

- 

Compressor 2 

A59 

Driver 2 high suction pressure 

 

See Fi 

- 

- 

A60 

Built-in humidifier: high conductivity alarm 
 

See threshold Gb: 

delay 1h 

- 

Humidifier 

A61 

Built-in humidifier: high conductivity pre alarm 

See threshold Gb: 

delay 1h 

- 

- 

A62 

Built-in humidifier: low steam production 

 

 

- 

Humidifier 

A63 

Built-in humidifier: water drain alarm 

 

 

- 

Humidifier 

A64 

Built-in humidifier: cylinder full alarm 

 

 

- 

Humidifier 

A65 

Built-in humidifier: cylinder being depleted signal 

 

- 

- 

A66 

Built-in humidifier: presence of foam 

 

 

- 

- 

A67 

Built-in humidifier: cylinder depleted 

 

 

- 

- 

 

5.2  Alarm data logging 

 
Alarms  data  logging  allows  storing  the  air-conditioning  unit  working  state  whenever  an  alarm  goes  off  or 
under  particular  conditions.  Any  storing  operation  becomes  an event,  which  can  be  displayed as any other 
event available in 

the memory. As it functions as a device for “taking photographs” of the system whenever 

any  alarm  goes  off,  data  logging  is  extremely  useful  for  suggesting  possible  causes  and  solving  system 
malfunctions and failures. The program is provided with a MAIN and a DEVELOPED data logging. 

 

5.3  Main log 

 

 
Events can be stored thanks to the boards very large buffer memory. The MAIN data logging can be enabled 
by  parameter;  if  the  clock  card  (optional)  is  not  available,  neither  the  MAIN  data  logging  is  available.  No 
additional optional card is required. 
The maximum number of storable events is 100; after the last space available in the memory (alarm no. 100) 
is  used,  next  alarm  will  be  overwritten  on  the  first  alarm  stored  (001),  which  will  be  automatically  deleted. 
This procedure applies to all following events. The user cannot delete the stored events except at the default 
values installation. The MAIN  data logging screen can be accessed by pushing button  ALARM when screen 
E4 is displayed and can be left by pushing button Esc. The screen is displayed as follows: 
 

Содержание @DNOVA pCO1

Страница 1: ...lennoxemeia com DNOVA pCO1 Manuel d installation mise en service et maintenance Microprocesseur INNOVA pCO1 IOM 0907 F...

Страница 2: ......

Страница 3: ...lose contr units with direct expan coil 9 2 3 3 Recovery with cooling devices on close control units with water coils 10 2 4 Outlet limit 11 2 5 Condenser fans 12 2 5 1 Single or separate coils 12 2 5...

Страница 4: ...3 5 1 Table of alarms 23 5 2 Alarm data logging 24 5 3 Main log 24 6 SCREENS 26 6 1 List of the screens 26 7 LIST OF PARAMETERS AND DEFAULT VALUES 28 8 ARCHITECTURE OF THE CONTROL SYSTEM 34 8 1 Microp...

Страница 5: ...arnings complete management of devices timing connection with local and BMS supervisory networks Carel Modbus LonWorks 1 2 LCD user interface The LCD user interface displays the following data measure...

Страница 6: ...and end opening parameters correspond to 0 and 100 respectively default values and are different for the two valves if need be the values may be modified to delay opening start and bring complete ope...

Страница 7: ...5 C Dehumid stop different 10 C 10 C Low temperature alarm High temperature alarm 2 1 3 Close control units with two water coils These close control units are equipped with a warm water coil and a col...

Страница 8: ...enabled based on the difference between the two values The proportional band identifies the air conditioning unit working range and can take different values in humidification and dehumidification mod...

Страница 9: ...Volt MODULAT OUTPUT 100 COMP 1 COMP 2 0 c c if any c c if any 48 0 50 0 51 0 52 0 Ambient humidity 100 INTEGRATED HUMIDIFIER 30 48 0 49 8 50 0 Ambient humidity 2 2 2 Other humidity functions Humidity...

Страница 10: ...Dehumid band 10 0 10 0 Low humidity alarm High humidity alarm 2 3 Recovery coil Recovery is an optional function an additional cold coil using water coming from an external source i e evaporation tow...

Страница 11: ...OFF CONTACT 23 0 23 5 26 5 Ambient temp C 0 10V RECOVERY VALVE 100 0 23 0 23 5 26 5 Ambient temp C 2 3 2 Recovery with cooling devices on close contr units with direct expan coil With recovery coil e...

Страница 12: ...C 2 OFF 0 10Volt c c c c 23 0 23 5 24 6 24 9 25 1 25 6 26 1 26 5 Ambient temp C 2 3 3 Recovery with cooling devices on close control units with water coils The following diagram shows how the cold coi...

Страница 13: ...23 5 24 2 25 0 25 7 26 5 Ambient temp C 0 10V COLD WATER VALVE 100 0 23 0 23 5 26 5 Ambient temp C THREE POINT COLD WATER VALVE 100 0 23 0 23 5 26 5 Ambient temp C As shown in the diagram if outlet te...

Страница 14: ...uts can be set in case the set minimum speed is higher than 0V the fan is operated at minimum speed 1 0 bar below the condensation set point before switching off as indicated in the diagram above 2 5...

Страница 15: ...branch I O screens display the temperature value corresponding to the pressure of each probe based on the coolant type to be selected in the Manufacturer branch 2 6 Temperature set point compensation...

Страница 16: ...If for example the maximum number of starts per hour allowed by the default values is 10 this limit can be respected by setting a 360 second time interval 2 7 3 Compressor alarms Compressors alarms ar...

Страница 17: ...m one to the other to avoid simultaneous peaks 2 8 1 Heater alarms Each heater is provided with a digital input to be connected with a compressor overload or differential for signalling any failure Im...

Страница 18: ...art modulating their opening range based on the control request 2 9 2 0 10Volt VALVES These valves use a 0 10Volt modulating signal coming from the microprocessor to modify their opening range from 0...

Страница 19: ...ER MANUFACTURER ESC key Press ESC key to go out from a menu and come back into the main screen UP key Press UP key to move into the next screen or to increment the value of a parameter ENTER key Press...

Страница 20: ...he standard telephone cable because in the remote display cable the connectors are reversed Local display panel mounted Remote display wall mounted Microprocessor pCO1 Unit Derivator TCONN it is neces...

Страница 21: ...e UP keys press UP or DOWN key to set the address press ENTER key to save and exit from this procedure 4 1 2 Address configuration of the PGD For the configuration of the address of the PGD follow the...

Страница 22: ...evice is required 4 2 1 Stand alone unit 4 2 2 Units connected in LAN max 8 units The units can be connected to the other units in LAN local area network for a maximum of 8 units Each unit can be conn...

Страница 23: ...een is displayed continue for another 5 seconds until the following screen is displayed As it can be seen network addresses from 1 to 32 are displayed together with a symbol indicating if a display sm...

Страница 24: ...applications or the flash1 bin file in the program being loaded for LAN applications 13 Click UPLOAD to start the file download procedure which will take approximately 1 to 5 minutes depending on the...

Страница 25: ...abled alarms only disappear whereas the other alarms keep displayed and the buzzer and the red led switch on again Alarms are divided into two categories manually rearmed alarms or automatically rearm...

Страница 26: ...gh conductivity alarm See threshold Gb delay 1h Humidifier A61 Built in humidifier high conductivity pre alarm See threshold Gb delay 1h A62 Built in humidifier low steam production Humidifier A63 Bui...

Страница 27: ...ent stay time compared to the 100 available memory spaces Alarm no 001 represents the first alarm gone off after MAIN data logging enabling Moving the cursor on the chronological number and using the...

Страница 28: ...electing the connected device PASSWORD available on request This menu is divided into these categories CONFIGURATION PARAMETERS CAREL EXV DRIVERS TIMING AND INITIALIZATION 6 1 List of the screens The...

Страница 29: ...T7 C1 Ge T8 C2 Gf INITIALISATION V0 C3 Gg V1 C4 Gh V2 C5 Gi C6 Gj C7 Gk C8 Gl C9 Gm Ca Gn Cb Go Cc CAREL EXV DRIVER F0 Cd F1 Ce F2 Cf F3 Cg F4 Cj F5 Ci F6 Cl F7 Cm F8 Cn F9 Co Fa Cp Fb Co Fc Cp Fd PAR...

Страница 30: ...0 99 9 99 9 C F Recovery temperature probe calibration Ab 0 99 9 99 9 C F Condenser 1 temperature probe calibration Ab 0 99 9 99 9 C F Condenser 2 temperature probe calibration Ab 0 99 9 99 9 C F Manu...

Страница 31: ...3 0 0 0 100 0 C F Temperature dead zone neutral zone P3 0 5 0 0 99 9 C F Proportional bands in Humidification and Dehumidification P4 2 0 2 0 0 0 99 9 RH Maximum production allowed built in humidifier...

Страница 32: ...C6 Fire smoke alarm Fire smoke alarm Water Flood alarm Digital output 7 configuration C7 Light alarm relay Recovery valve Light alarm relay Analog input 2 configuration C8 Pressure circ 1 Pressure ci...

Страница 33: ...Cq Yes No Yes Enable expansion card Cr Off Off On Enable expansion card alarm Cr Off Off On Expansion card alarm delay Cr 120 0 999 seconds Reheating system Cs No Reheating No Reheating Elect Heaters...

Страница 34: ...days Enable Force units by temperature in pLAN network Gm No No Yes Forcing delay for low and high ambient temperature Gm 3 3 0 999 minutes Low room temp diff for forcing units in network Gn 8 0 99 9...

Страница 35: ...0 0 3600 seconds LOP alarm delay Fj 0 0 3600 seconds MOP alarm delay Fj 0 0 3600 seconds TIMES Supply fan start and stop delay T0 10 20 0 999 seconds Integration time for P I temperature control T1 6...

Страница 36: ...uts 8 digital inputs at 24 Vac Vdc 9 digital inputs at 230 Vac or 24 Vac Vdc 10 connector with Vref for 5V power supply to probes and V Term for power supply to display 11 connector for all standard d...

Страница 37: ...llation allowing less energy consumption and a better refrigerating yield Versatile because using the electronic expansion valve implies the possibility to manage refrigerating units with very differe...

Страница 38: ...The maximum available baud rate corresponds to 19 200 programmable by parameter Connection with Rs485 network is executed by connecting the extractible connector to the board displays As for connectio...

Страница 39: ...Gateways devices able to interpret different communication protocols 9 1 Supervisor and bms Advanced Control pCO Local Area Network Max number of units 8 Description Master Slave function the master...

Страница 40: ...anks to the ability of the advanced control pCO to select the protocol used using a gateway that converts the Carel proprietary protocol to the protocol used by the BMS integrating the driver for the...

Страница 41: ...7 analogue 46 analogue 55 analogue 64 Humidity set point analogue 2 analogue 11 analogue 20 analogue 29 analogue 38 analogue 47 analogue 56 analogue 65 2Recovery set point analogue 3 analogue 12 analo...

Страница 42: ...ion allows for the functions listed in the previous paragraph Networks in which boards are connected with the LAN allow selecting the units involved in the Rotation functions thus obtaining a mixed ne...

Страница 43: ...ork functions execution 9 5 1 Critical situations Units in Present Rotation and stand by modes are enabled in any of the following critical situations concerning the running boards one of the boards h...

Страница 44: ...tation based on working hours This type of rotation involves the units with highest and lowest working hours switching the former to stand by mode and the latter to On mode The reference working hours...

Страница 45: ...kByte expandable to 512 MByte Serial Board 16 bits organisation 4 kByte upper limit 400 000 recordings per memory location useful pCO1 cycle with applications of medium complexity 0 5 s Analog inputs...

Страница 46: ......

Страница 47: ......

Страница 48: ...OMMERCIALES AUTRES PAYS Pour respecter ses engagements Lennox s efforce de fournir des informations les plus pr cises N anmoins les sp cifications valeurs et dimensions indiqu es peuvent tre modifi es...

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