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Man CTA_1-6

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1. o 88 O e QO a a Q a a a N trt T T L 56 m AE ERES ERE 1 13 J14 J15 nos E Es E ENOS III a pCO3 Small field card serial card GND VG VGO ID1 ID2 ID3 ID4 ID5 ID6 ID7 ID8 IDC1 B1 B2 B3 Y1 Y2 Y3 Y4 G c md GO Vterm GND NS IS 5Vref J2 J3 J4 J5 Sila 388 a La PA output supply air fan 0 to 10 vdc analog output cooling valve 0 to 10 vdc analog output preheat valve 0 to 10 vdc analog output humidifier command 0 to 10 vdc M OUT V M OUT V 030220921 rel 1 0 28 02 2011 16 CAREL ENG 2 11 2 pCO3 Medium DI4 PR2 AIR OUTPUT I I I EE 9 I TI HI SI lt AR b mei E M B7 poi DI B8 B2 P1 P2 B6 P1 P2 B4 Bl DOS Ap DO3 DO4 DOT DO9 DO10 N DILA A DI12 R YL DI6 DII3 Aw Dra DIS AA o M N MK 3 OK OX N DOG v1 v2 V3 a Y2 y A 13 v i y Al Analogue inputs AO Analogue outputs P1 Preheating pump 1 BI Supply humidity d Humidifier Cooling pump B2 Outside humidity Preheating valve Temperature probe B3 eta
2. D RW 17 Gg50 Resetalarms No No Yes ONojtYes D RW 178 Gg60 Belimo1 Belimo8 Gc 1 Startadaptation No No es O RW Gc62 Stattesrun PEN No Yes O RW Ek A EE Ed Ee e Efe O Gc64 Alarms reset Yes D R W Gc65 Gc66 Gc67 030220921 rel 1 0 28 02 2011 68 CAREL X c A 9 E Display description AMENAR o x notes s gt So q t O 5 o gt E a gt y E H Manufacturer OIE a Configuration Ha01 Main device enable Fans Supply Supply Supply 0 Supply RAW Return return 1 Supply Return Coil Cool Prehea 0 None t Reheat 1 Cool Preheat Reheat 2 Cooling 3 Heating 4 Cooling Preheating 5 Cooling Reheating 6 Cool Heat coil 7 Cool Heat coil Reheat Humidifier Enabled Disabled 0 Disabled 1 Enabled D RAW Recovery Enabled Disabled Enabled ODisabledil Enabled D R W Ha02 Dampers type Fresh air 1 Fresh air On Off 1 2 R W mixing fresh air Mod 3 Fresh air Mixing 4 Fresh air Mix Exhaust 5 Fresh air Mod Exhaust Freecooling Temperature i None 2 Temperature R W 3 Enthalpy Freeheating Temperature 1 None 2 Temperature R W 3 Enthalpy Enable ar quality management IN lo li fONoitto LO Rw Ha03 Fan type Inverter 1 On Off Direct start 2 On Off Star delta 13 On Off Double 4 Inverter 5 On Off 2 spee
3. RW 99 Differential 800 Pa JO P100 RW _ 100 ntegraltime 800s Jo og P RW _ TO Derivativetime lr ts Jo 9 7999 qi NW 10 Gfc19 Setpoint 150 Pa _ o 200 J RW 103 Differential 300 Pa JO X a J RW 104 ntegraltime 30 s Jo P999 RW 105 Derivativetime Ji ds Jo 999 Jj RW 106 Gfc20 Freecooling Od 96 o pap dew Col SO 96 Amp RAW 108 Recovery Ht RW 109 Col dL o Lio Jj lI RW 110 Gfc21 Freeheating 50 jo do S S NI RW if Col N do dA o o S y e ewe Recovery pp 40 Jo m0 Rf it Col tO J JI Rw 115 Gfc22 Enable Ha08 Reheating operation supplement Reheating fo do Tio _ RW ue Gfc23 Minimum cooling valve opening Cooling o po J Jo OR UI Dehumidification J do Jo io JI NW US Unito HOO RR Onlyantiblock No No Ves NoYes D JR Gfc24 Minimum preheating valve 0 0 100 RAW 119 opening Unito HO R Onlyantiblock ENO Noes NoYes D R_ Gfc25 Preheating coil settings when humidifying setpoint 999999 A RW 131 Differential da dee do a AYR 132 Gfc26 Minimum heat cool valve opening Cooling 00 RT Ta Dehumidification EHO RW Heating pp jo Jo 10 I RW 123 Unit off 0 0 100 R Onlyantiblock ENO No Ves NoYes D JR Gfc27 Prehea
4. Rw Return fan LJ i to dio O Auto 1 0 101 100 RW Exhaust damper Auto 100 O Auto 1 096 101 100 R W staatse ae Ed TT O Auto 1 0 101 100 RW Mixing damper d Auto 100 OAuto 7 09 101 100 RAW Hel3 Bypass damper i Mo ff ot O Auto 1 0 101 100 RW Rotary recovery Auto 101 O Auto 1 0 101 100 R W ehehe e e o 6i O Auto 1 0 101 100 RW Reheatheater o Auto 107 Auto 7 09 107 100 Rw __ Hel4 Cooling Cool heat Auto 101 O Auto 1 0 101 10096 R W e o ER O Auto 1 0 101 100 RW Reheating Auto y O 101 Auto 7 09 1011006 RAW Hel5 Regulation oop T Auto ff ot O Auto 1 0 101 100 RW Regulation loop 2 Auto 101 O Auto 1 0 101 100 RAW regulan as SE 139 ii O Auto 1 0 101 100 RAW Regulationloop4 Auto 107 OAutoptoO 101 100 Rw He40 Require AR ForceVrD gt Stp Stop Run OSopitRun D RW He50 M EMT E HA EL Force VFD Stop Stop Run 0 Stop 1 Run D RAW 030220921 rel 1 0 28 02 2011 84 CAREL Address CAREL wy 10 ALARMS Alarm button Enter Alarm lo 10 1 Types of alarms The screen displays the alarm de description and readings of the For configuration of the alarms see paragraph 6 1 1 supply and return probes at the moment the alarm was activated Input alarms generic sh
5. C 1 0 Delay change 999 hour 8 8 Freecooling and freeheating ia when the AHU is in freecooling freeheating mode the bypass damper on the heat recovery unit is open and consequently heat recovery is disabled 8 8 1 Definition In air conditioning systems the freecooling freeheating functions are used to cool heat for free using only a part or all the fresh air intake when the temperature and relative humidity conditions allow Freecooling and freeheating are thus considered free sources of energy activated with priority over cascade control in cooling and heating Demand is shared between the various cascade control devices The function has two stages 1 check whether the outside temperature or enthalpy conditions are favourable compared to the return air conditions 2 control the opening of the fresh air damper based on the cooling heating request 8 8 2 Enabling The freecooling freeheating function can only be enabled if the mixing damper is installed and the corresponding output is configured Note if the AHU has the fresh air damper only not the mixing damper the quantity of fresh air is not controlled Mask index Display Selection description Ha02 Dampers type 1 Fresh air On Off 2 Fresh air Mod 13 Fresh air Mixing 4 Fresh air Mixing Exhaust 5 Fresh air Mod Exhaust 1 None 2 Temperature 3 Enthalpy 1 None 2 Temperature 3 Enthalpy air Hb39 Hb53 Fresh Position
6. total shutdown FOS Supply 2 flow alarm Manual nar een erious and control devices Ha04 effect FO4 Return 2 flow alarm Manual global total shutdown Serious individual stop return fan FOS Serious effect FO6 Return fan 1 overload Manual Serious individual stop return fan total shutdown i erious FO7 S ly i ter al M bAa NAAS ini individual stop supply fan and control devices Serious individual FO9 Serious Serious individual dl Minor Mi Minor F13 Minor 4 Minor GOT Minor FO8 Return inverter alarm Manual F10 Return fan 2 overload Manual G02 Extended memory fault Manual Deactivate load default parameters Ha96 Minor G03 Frost protection alarm AIN Automatic Stop fans close dampers activate preheating coil at Minor G04 Frost protection alarm DIN Automatic 100 and cooling coil at 50 all pumps on Minor 605 Minor Hoi Serious MI Serious MI2 Minor MI3 Serious M21 Serious M22 Minor M23 Serious M31 Belimo 3 Offline Semiautomatic Immediately stop unit Serious M32 Belimo 3 probe fault Semiautomatic Depends on probe function Minor M33 Belimo 3 Fire Smoke Immediately stop unit M41 Belimo 4 Offline Immediately stop unit M42 Belimo 4 probe fault Semiautomatic Depends on probe function Minor 030220921 rel 1 0 28 02 2011 06 CAREL ENG Serious alarm G Minor L M43 Serious M5 Serious M52 Minor M53 Serious M61 Serious M62 Belimo 6 probe fault Semiautomatic
7. Summer Winter Enable Gc01 Config Hb24 lb p p W PCdosdiOopen D R p Double setpoint Enable Ha18 ConfgHbaa p bo pcdesdrOopen D R Generic alarm Config Hb25 Delay Hc20 pp pp fP PCdosediOopem D R p Seriousalam ConfggiHodo kb p p php pCdosdiOopn p fo Humidifier alarm nabeHeW CongHos pf bo jo pcdesdrOopen D R f L froststat PEnableHal6ConfigiHbas bo pp n PCdosedlOopen p Rp p 1 supply filter ConfigHo26 Pp p m DcCdosdiOopn p R f3 supply finer fomos pf b peccosedtioopen p k fa Return filter Enable HaOt Config Hb26 Pp F E p PCdosedlOope R fs L 5uppyflow Config Hb27_ 1 1 1 1 1 p p p N pCdosdiOopn p R 6 Rewinflow enable Hao1 Ha0 Config ba pb E bo Bcdosdiooen p RI Cooling CooVheat nabieHaoigCongHbo PE p p Bedeedoswe p fR Ta L Preheating EnableHa09 l ConfigHb30 lb F p mn pCdosediOopn D R 9 L Reheating EnableHa09 1Z ConfigHb30 p F p m CdosediOopen po Cooling Cool heat____ Enable Ha09 10 Config Hb3t D F p n PDCdosdiOopn p R PI Pre heating_____ Enable Hao9 11 Config Hb31 P F p n pCdosdiOopn Dp Rp Reheating nebeHaSizComgHbs Eb E bo fo bcdesdrOopen p R P Cooling Coovheat Enable Ha09 Config e32 p f po p Perdomo p pR Pa L Preheating Enable Ha8ConfigHba2 lb F o pCdosedi Oopen D R ps L Reheating EnableHa09 Config Hb32 1 p Fr p PCdosedlOope p Rs L 5uppy EnableHa04ConfigHb25 lb p p n p
8. e C analog output external air damper 0 to 10 vdc N L e e b zs L analog output mixing air damper 0 to 10 vdc analog output supply air fan 0 to 10 vdc analog output cooling valve Oto 10 vdc analog output preheat valve 0 to 10 vdc d analog output humidifier command 0 to 10 Vdc D M 1 57 27 27 ot 030220921 rel 1 0 28 02 2011 18 CAREL q 2 11 4 pCOXS 1 1Mbyte pCO1XSE PR2 AIR OUTPUT A Sa LL On Off DD AIR INPUT Yi P1 DI4 DI6 Ox gt Y2 A v Al Analogue inputs AO Analogue outputs Heating cooling coil pump BI Supply humidity Y Ramee dH Temperature probe B2 Return humidity Heating cooling valve H Humidity probe B3 Return temperature DO Digital outputs C Heating cooling coil B4 Supply temperature Supply fan PR Pressure switch DI Digital inputs Humidifier DIT Genericalam OB Filter DI2 Remote ON OFF Outside exhaust damper General alarm DI3 Supply air flow alarm DOS General alarm ALT General alarm DIA Frost protection alarm Lg Outside exhaust air damper DIS
9. 5 PID regulation Rotation type Clockwise 1 O Clockwise 1 Counter R W clockwise Ha52 Return VFD Motor control mode ff Frequency A OFrequency 1 Speed ME EE Start function Ramp O Ramp 1 Flying start E er E a 0 Coasting T Ramp ES Ha53 Return VFD O None 1 Warning 2 Fault none 3 stop function 3 Fault R W coasting Action when in fault 03 09 11 15 Ha54 Return VFD O None 1 Warning 2 Fault none 3 stop function 3 Fault R W coasting Action when in fault 1 6 1 7 29 50 Ha55 Return VFD O None 1 Warning none 0 3 2 Fault stop function 3 R W Fault coasting Action when in fault 53 54 030220921 rel 1 0 28 02 2011 72 CAREL ENG X 5 S Display description es dame m amp 3 notes i E x 2 2 uy gt Su a gt 0 e cc O None 1 Warning below limit 2 Warning above im sala limit 3 Fault below limit BN 4 Fault above limit Ha56 Wo OOIE IN A AA A im Frequency R W sal EIE EO EI ur ET N 0 __ A EN N EI Current limit PT 999 TA RW CC IF TLF TF JI A EN Ha63 3 4 Valve actuator 5 None Ha66 6 Firesmoke damper Ha69 7 None 8 VAV actuator Ha 2 9 None Ha75 Addressing mode Ar Manyal ELE Ho OMemwalitawo O WWW Ha 8 SN 00000 00000 000 000 9 R W Ha81 Address actuator Enable 1 0 No 1 Yes 5 R W addressing Ha61 Enable external input probe 1 No No Yes
10. Aa perc d E s NC NO D RW O FE Do do qo I P RW e d de E DRA LL e E JE ci o INGNO po Rw Do do Jo I P RW so a de JW Pw Do jo 99 iew fe de Ja RENS BR E p ir xs ee al OINGNO JD RW Position Logic 030220921 rel 1 0 28 02 2011 79 NC NO D R W CAREL ENG x c 9 S Display description cit o EM notes i LI x 35 Uu u ET o co Pai Sa gt a 2 gt ce Ud Hb49 Reheating heaters Position O E TE A EC Rf toge NENG NO D RW Position 0 99 R W toge NENG NO LD RW Position O ESO TE O TES TA TAE logic NENG NO D RW Position 5 0 99 R W plogic NENG NO D RW Hb50 Regulation loop on off Postion PEO E e do TEST O A TAE Logic NO NC NO D R W 2 Position B E ERW toge NO e NGNO JD RW Position HB Js ll I GE Logic NO NC NO D R W Position de N E 1 S RR ES AE logic NO NGN RW Analog output Hb51 f Supplyfan po __ 1 To Postion ER Minimum o v To Maximum y alw Maximum 0 V Minimum 10 A RAW Hb52 Postion ER Minimum EV Maximum AR Maximum EV Minimum 10 A JRW Hb53 Fresh air damper Postion ER Minimum EV Maximum A JRW Maximum EV Minimum 1 0 CA RW Hb54 Position 0 99 R W Minimum To wy O0 Meimum y alw Maximum To _ V Minimum 10 CA RW Hb55 Postino ER Mini
11. Gfc02 Eu room humidity set point RH 100 Bd 18 cooling heating B11 Regulation loop 1 Setpoint po tom 3200 Pp RW 48 see Ha20 H223 Gfc26 Gfe39 Dreem bo 200 fio RW fag Integraltime BR N29 812 Regulation loop 2 Setpoint O Bo A Rw 5o Differential OD puo OA w Integraltime BR iso B13 Regulation loop 3 Setpoint WD pao OA RW 52 Differential OT Bo J AJ A RW 53 Integraltime 0 5p 30 p pso RW I 514 Regulation loop 4 epo pop few pe al ws pena Ee O 3200 200 J A Rw ss T time n R W 132 030220921 rel 1 0 28 02 2011 56 A uuu CAREL ENG X Display description Description notes o A y 5 y m S ss le IS C Clock Scheduler col Hour fCurrentime Eo hhmm poo 2359 Rg Date urne O oy pvowo pu __ hm Dy Payofthewek Mo Su quo fu _ CRE C02 Enable scheduler nabletimebands No No es oNoitives D RW ps By Peytimebendseting Mo E Mo ios RW ps 6 Su 7 all No ves Enablecopysetings No p No je pNotYe Rw Ho ffimebandFi starho b fu po D fw pe ime band F1 start minutes 30 minute D ER operating mode Time band F1 operating mode Poll omit TI comfort 2 pre zo p fimebmdfismha pr po BE ws ime band F2 start minutes 30 minute D Be J p ow po operating mode Time band F2 operating mode pre m comfort F3 ime band F3 start minutes operating mode Time band F3 operating mode pre m comfort
12. PT1000 Hb25 Frost stat position 0 Display UOM description Frost temperature position Setpoint s 999 3 0 Differential Gfc33 We CAREL If the frost protection probe measures a temperature less than Set diff the controller activates Frost protection prevention mode with the x icon shown on the display the preheating coil capacity is increased gradually The fresh air damper is closed gradually however only if the mixing damper is installed The controller exits frost protection prevention mode when the temperature exceeds Set diff If on the other hand the temperature continues falling and the frost protection probe value is less than Set the frost protection alarm is activated with automatic reset The display continues showing the YA icon The controller 1 stops the fans 2 closes the dampers 3 activates the preheating coil at 100 4 activates the cooling coil at 50 5 activates all the pumps If as a consequence of these actions the frost protection probe measures a temperature greater than Set diff the controller exits frost protection mode Note unit frost protection is also active when the unit is OFF e frost protection by thermostat only features the alarm with automatic reset e for alarms from probe thermostat use the thermostat as a safety device and calibrate it to lower temperature than the frost protection set point 8 19 2 Room frost pro
13. 030220921 rel 1 0 28 02 2011 27 CAREL 5 SOFTWARE INSTALLATION The following systems can be used to update and install the FLSTDMAHUE application on the pCO controller board pCO Manager with Winload communication protocol e SmartKey 5 1 pCO Manager On all CAREL 16 bit pCO sistema controllers see the pCO sistema manual the resident software can be updated using a PC For this purpose CAREL provides the pCOLoad program and a serial converter with RS485 output code CVSTDUTLFO to be connected to the pCO The special driver also needs to be installed on the PC also provided by CAREL The program is included in the installation of the 1Tool program suite or with the pCO Manager program downloadable separately from http ksa CAREL com under download support software utilities The installation as well as the program also includes the user manual The pCO controller can be connected directly to the PC via the RS485 serial port used for the pLAN connection or using the BMS serial port with optional RS485 serial card used for the supervisor connection CVSTDUTLFU POWER SUPPLY ie Fig 3a It must be underlined that updating the BOOT Updating the BOOT is generally NOT RECOMMENDED by CAREL during production CAREL always loads the BOOT required for the correct operation of the unit Only in very special cases will CAREL ask the user to update the BOOT The BIOS can only be loaded via the pLAN ser
14. Be H8 TL 1 1 pane pop By BMS 0 No 1 Yes D RW 030220921 rel 1 0 28 02 2011 70 Address CAREL ENG X c O O E Display description ree L v U LLI _ E 5 amp E IE 212 E a gt 5 a J Ha18 Setpoint from digital input No o E de Lu 0 No 1 Yes ID RW Ha19 Enable setpoint offset by 0 No 1 Yes R W analog input Auxiliary regulation loop None O None 1 R W Ha20 Regulation loop 1 Regulation type Direct A PL He ere mese E on off 12 e Other management None 0 none 1 on with supply R W E ETT protection Ha21 Regulation loop 2 Regulation type Direct O direct 1 inverse RAW on off 2 modulating Other management None 0 none 1 on with supply R W OF TEST protection Ha22 Regulation loop 3 Regulation type e Ee Ee IE ET LLL Output type Modulating On Off 0 modulating on off 1 R W on off 12 modulating Other management None 2 0 none 1 on with supply R W fan 2 force with frost protection Ha23 Regulation loop 4 Regulationtype f rect __epP _a _ on off 2 medula Other management None 0 none 1 on with supply R W fan 2 force with frost protection Ha24 Protocol pLAN port DLAN 5 PLAN 21 Modbus R W Master BMS port o Ms CC oo 1 BMS dos 1 VW Field port Modbus master 1 Belimo 21 Modbus RAW master Ha25 Modbus Master settings Baudrate
15. Key GE GOD 2 term GND 5 VREF 81 2 83 GND VDC and B6 87 B8 GND B4 BCA B5 CS and B9 BCO B10 BCIO 6 O to 10 V analogue outputs Y1 Y2 Y3 YA and Y5 Y6 Ga powertooptcallisolatedanalogueoutput24VacWde Ve Ve 7 ID1 ID2 ID3 ID4 IDS ID6 ID7 ID8 IDC1 and IDS ID10 ID11 1D12 IDC9 and ID17 ID18 IDC17 8 ID13H ID13 IDC13 ID14 ID14H and ID15H ID15 IDC15 ID16 ID16H E 10 connector for the standard pCO series terminals and for downloading the application program 1 relay digital outputs C1 NO1 NO2 NO3 C1 and C4 NO4 NO5 NO6 C4 and C7 NO7 C7 and NOS C8 NC8 and C9 N09 N10 NO11 C9 and NO12 C12 NC12 and NO13 C13 NC13 and NO14 C14 NC14 NO15 C15 NC15 and C16 NO16 NO17 NO18 C16 12 reserved E E GND 13 DLAN network connector Rx Tx Rx Tx GND 14 cover for inserting the BMS card for supervisor and telemaintenance connection 15 cover for inserting the RS485 or MP Bus card 030220921 rel 1 0 28 02 2011 CAREL Models and features DCOSMALL pCO MEDIUM No of analogue inputs No of digital inputs No of analogue outputs No of digital outputs 2 3 Installation Installation instructions A Important Environmental conditions Avoid assembling the pCO board and the terminal in rooms with the following characteristics temperature and humidity that do not conform to the rated operating data of the product strong vibrations or knocks
16. Recovery Recovery Type Configurazione dispositivo CAREL To set the parameter 1 double click the read column A dialogue box is displayed for entering the new value of the parameter RecoreryRecorery Type Annulla 2 choose the new value e g 3 and then click OK The new value will be shown in the written column To write the parameter to the pCO controller press the right mouse button and then select write selected The value will be shown in the written column as confirmation Default Letto Scritto 120 120 Y 120 1 1 Y 1 5 0 5 0 Y 5 0 60 60 Y 60 3 0 3 0 Y 3 0 0 0 we 0 100 100 wf 100 120 120 Y 120 4 0 40 vv 4 0 1 0 A ww i 20 20 Y 20 0 3 0 3 Y 0 3 0 5 0 5 Y 0 5 1 1 S 1 O 0 v O 1 z Y 3 At the end select Save to generate the 2cw project file 030220921 rel 1 0 28 02 2011 CAREL CAREL INDUSTRIES HQs Via dell Industria 11 35020 Brugine Padova Italy Tel 39 049 9716611 Fax 39 049 9716600 www carel com e mail carel carel com Agency cod 030220921 Rel 1 0 28 02 2011
17. in the case of request of cooling and dehumidification the control considers the greater than the two required on the cooling coil HUMIDITY PRIORITY Temperature request Heating Waits for humidity set point to be reached Cooling Humidification Acts on saturated probe set point if humidifier adiabatic 8 6 Set point compensation Set point compensation adjusts the set point defined by the user with an offset that depends on a probe This function in some cases ensures energy saving by adapting the set point to the outside temperature while still guaranteeing suitable values for comfort A temperature set point of 23 C for example can be adjusted to 21 C when the climate is extreme In other cases it s used to 1 improve comfort reducing the difference between the outside temperature and the inside or room temperature 2 integrate another air conditioning system for example if in summer at 7 in the morning the outside temperature is lower than the room temperature the room probe can be used as the compensation probe and the supply probe as the control probe to lower the set point and exploit freecooling The following are possible 1 differentiate between compensation in summer and winter 2 select the probe used for compensation between outside supply return and room probe 3 increase or decrease the set point being compensated Note compensation is disabled if the control probe and the compensation probe ar
18. while to transfer the data to a personal computer the USB adapter code PCOSOOAKCO is required The power supply comes either via the USB port on the PC or from the controller therefore no external power supply is needed CAMEL a Cina EE Smart key PCOSOOAKCO 1 2 11 Optically isolated fieldbus RS485 card code PCO100FD10 This card is used to connect the Fieldbus serial port on the pCO to an RS485 network It is installed in the slot marked field card when needing to connect serial probes CAREL VFD inverters or pCOe expansion cards 030220921 rel 1 0 28 02 2011 1 2 12 Belimo MP BUS card code PCO1 OOMPBO This card connects the pCO to an MP Bus network of I O devices that use the Belimo standard Up to 8 actuators can be connected at the same time over a maximum distance of 30 m It is installed in the slot marked field card 1 2 13 BMS 485 Modbus card code PCOS004850 This optically isolated card connects the BMS serial port to an RS485 network for example to run the commissioning procedure from a personal computer installed with pCO Manager It is installed in the Slot marked serial card Once commissioning has been completed it can be replaced with one of the cards listed in the table gt Dio Nas 11 min tar ca a Er BMS cards Code Ethernet card PCO1000WBO BACnet MS TP 485 card PCO1000BA0 Konnex PCOSOOKXBO LON PCO10000FO 1 2 14 pGD1 terminal The pGD1 graphic dis
19. with the product or can be downloaded even prior to purchase from the website www carel com Each CAREL product in relation to its advanced level of technology requires setup configuration programming commissioning to be able to operate in the best possible way for the specific application The failure to complete such operations which are required indicated in the user manual may cause the final product to malfunction CAREL accepts no liability in such cases Only qualified personnel may install or carry out technical service on the product The customer must only use the product in the manner described in the documentation relating to the product In addition to observing any further warnings described in this manual the following warnings must be heeded for all CAREL products prevent the electronic circuits from getting wet Rain humidity and all types of liquids or condensate contain corrosive minerals that may damage the electronic circuits In any case the product should be used or stored in environments that comply with the temperature and humidity limits specified in the manual do not install the device in particularly hot environments Too high temperatures may reduce the life of electronic devices damage them and deform or melt the plastic parts In any case the product should be used or stored in environments that comply with the temperature and humidity limits specified in the manual do not attempt to open the
20. 0 to 1 V 0 to 10 V 4 to 20 mA based on the hardware features of the pCO board used some screens are only shown if the corresponding device has been enabled and configured 030220921 rel 1 0 28 02 2011 51 A Important a device is only enabled if the position of the corresponding analogue or digital output is not zero a probe or digital input is only enabled if the position of the corresponding input 40 or is selected from the serial probes T1 T6 H1 H6 A1 A6 probes on the pCOe expansion card E1 E8 or supervisor probes 51 54 See paragraphs 6 5 and 6 6 if certain inputs or outputs are not shown on the assignment screens as expected see the parameters table which highlights the conditions required for displaying a screen Ref Hb01 Hb02 Hb03 Hb04 Hb05 Hb06 Hb07 Hb08 Hb09 Hb10 Hb11 Hb12 Hb13 Hb14 Hb15 Hb16 Hb17 Hb18 Hb19 Hb20 Hb21 Hb22 Hb23 CONFIGURABLE INPUTS ANALOGUE DIGITAL Remote Or Of Return temperature Hb24 Summer winter Supply humidity Hb25 Serious alarm Retum humidity Hb25__ Fost protection alarm Outside humidity Hoog Supply fiter 1 alarm Room humidity Hoog Supply ter alarm Return filter alarm Retum dif presure 027 Supply fow switch Return flow switch Saturation temperature 628 Humidiferalarm Cozprobe o Supply inverter alarm Return inverter alarm Exhaust temperature Hb29 Supply fan 1 thermal overload Cooling or heating cooling Hb29 Supp
21. 1 On D GERE E RITS IF GERE E alli IE Q z E gt E gt O O GERE sala GERE 2 O e h z C z h Q R W se O a zh 030220921 rel 1 0 28 02 2011 60 CAREL Address 39 40 41 42 43 44 45 46 47 48 49 50 51 52 se 54 55 56 57 58 29 60 61 62 63 64 65 63 64 65 66 67 68 69 70 71 72 73 73 74 74 75 76 77 78 79 80 81 82 CAREL wy x c 3 E E Display description Description notes di zi 3 wi E E x 3 2 c gt 3 Ss 123 2 je 92 D28 Analog outputs Supply fan Enable Ha03 inverter Config Hb51 o p p fo DP Rm Bs L Retumfan Enable HaO1 HaO3 inverter ConfigHbs2 o po pp po AM R Be Eau damper Enable H202 Config Hass p h b oo h k Br Fresh air damper EnableHa0z Conig Hb3 b pe p ho ARA R B L Mwngdampe Enebe Ha02 Config Hesa de w b fo h k w D29 Bypass damper Enable Ha14 Config Hbe56 ho po p ho JA R go Rotary recovery PEmableHal4ConfigiHbes p pe p po Ao R M E Preneatheates Enable Hao1 Ha0s Config Hb60 p w p fo h k t L Reheat heaters Enable Ha01 Ha08 Config Ho62 b po p po AM R D30 Humdfe enable Fa13 ConfigHes7 p Be b ho h R F Valve Cooling Coonen frae Haoi Ha06 Config bss b ep po A RE Preheating Enable Ha05 Config bss b pe p ho AM R W L Reheatingp9 Enabl
22. 2 11 Connection diagrams The following paragraphs show the functional and wiring diagrams for the air handling unit AHU managed by the various pCO boards according to the corresponding default parameters Where possible the symbols used refer to the following standards UNI 9511 1 UNI 9511 3 CAREL ENG 2 11 1 pCO3 Small AIR OUTPUT lt Al BI B2 B B B DI DIT D D D D D D D On Is Go KK Nh 4 5 6 sl El 8 S LEA ALI AL DII DOS Fl C1 C2 HUM Ap T1 S1 di T2 ES H1 T3 AIRINPUT gt gt Cp A 2 Zu GG CT Mm Es T DA INVI Bs AL B3 PR4 DO4 Ap DO3 ai DOT Y1 DOI Y4 A A DI6 DI7 DIS V2 Y D A V1 Y2 Y3 A v Bl B4 A v Analogue inputs AO Analogue outputs E Preheating coil pump Supply humidity Humidifier Cooling coil pump Differential pressure outlet air Y2 Preheating valve T Temperature probe Frost protection temperature Cooling valve Humidity probe Supply temperature Supply fan Supply fan inverter Outside temperature INV Return fan inverter Digitalinputs DO Digital outputs Preheating coil Supply fan Cooling coi RemoteON OFF DO Returnfan PR Differential pressure switch probe Humidifier Return air flow alarm DO4 Outside air damper F1 F2 Filters General alarm General alarm Supply return fan inverter alarm DO8 General alarm 5 Outside damper Preheating pump thermal overload alarm
23. 2 d Initialization gt 01 Save configuration at the end of the software configuration procedure see chapter 6 delete the alarm log change the Service password PW1 G g Manual management is used to switch the individual devices on the unit from automatic to manual For the digital outputs the options are ON 100 or OFF 0 while for analogue outputs the possibilities vary from 0 to 100 This selection bypasses control but not the alarm thresholds so as to safeguard unit safety in general this operation is used to test the individual actuators during commissioning see chapter 7 Note if a device is managed manually the control status on the display is manual 4 8 H ci Manufacturer The main menu H provides access to the manufacturer submenu after entering the corresponding password PW2 4 8 1 Ha Configuration The configuration is the first step in defining the type of air handling unit Unlike other software that allows selection of a preloaded model that comes closest to the actual one then making any slight changes required this application program uses the following identification procedure 1 hard copy drawing of the air handling unit 2 choice of the type of actuators installed on the unit in the configuration menu Note below is a brief description of the menu the detailed software configuration procedure is described in chap 6 Ha01 fan type supply fan only or supply and ret
24. D Information Cc Summers winter d Working hours Po e BMS configuration A ae f Seruice settings o a Working hour set O S 2 b Probe adiustement 9 S c Thermoregulation d p us d User service Change Pli Po EA a Manual management sy H Manufacturer a Configuration 1 ar E b 1 0 Configuration 9 y 1 5 C Factors settings ER d Iniziatization d Salsa e Input output test different operating mode is selected the unit switches to manual mode Quos see the Functions chapter for the complete description of the On Off function 4 1 1 Manual mode If time bands are enabled CClock scheduler gt CO2 Enable scheduler and the unit is started from the keypad A01 On Off Unit the following operating modes can be selected 1 Auto see previous paragraph 2 Manual mode the unit is forced to operate in one of the available operating modes OFF Economy Pre comfort Comfort for a time ranging from 30 minutes to 8 hours Automatic operation can resume after this period by enabling reset A On Off Unit 2 Enable auto resume Naturally the temperature and humidity set points must have previously been set in the corresponding menu B02 Setpoint Comfort B03 Setpoint gt Pre comfort BO4 Setpoint 2 Economy The display shows the operating mode in 4 1 A d On Off Unit the relevant area e g Comfort There are two possible cases e if time bands are disabled C Clock scheduler
25. Defrost probe diff Differential 8 10 Cascade control The cooling request and heating request can be shared between freecooling freeheating and the coil and between the heat recovery unit and the coil Mask UOM index Gfc20 Display description Cooling cascade Freecooling 50 O 100 96 Coil 50 100 96 Recovery 40 0 100 96 Coil 40 0 100 96 Gfc21 Heating cascade Freeheating 50 Jo 100 96 Col so jo 100 Recovery 40 O X 100 40 0 Coil 100 As regards heating the heating request can be further shared between the preheating and reheating coils Note overlapping operation of the preheating and reheating Coils is also possible Mask Display Def Min Max UOM index description Gie22 Heating cascade Reheating 80 0 100 CAREL Example 1 partition of request between devices Heating Device opening Cooling 100 Reheat Preheat Free_heat Free cool Cool Req gt f covery_ recovery j 100 66 33 0 50 100 Example 2 overlapping of preheating and reheating coils Heating Device_opening 100 Reheat Preheat Free heat Reg k i recovery 100 66 50 33 0 Key Recovery Recovery Reg Request Free_heat Freeheating Device_o Device activation pening Preheat Preheating coil Reheat Reheating coil valve valve 8 11 Supply limits 8 11 1 Definition gt the supply limits f
26. Key 1 Time date unit displayed 2 Variable 1 on display 3 Variable 2 on display 4 Active devices 5 Control status Que e the graphic display can be shared across a pLAN network with a maximum of 8 pCO controllers See screen F Board switch e the variables on the display can be selected on screen Gfc01 030220921 rel 1 0 28 02 2011 ICON DESCRIPTION A YA AE At least 1 fan on w lt jo No preheating coil reheating cooling active t DK Humidifier not active no dehumidification N Zz 9 XK Cooling coil active for cooling a N Y 7 bo Li MV ai V Cooling coil active for dehumidification Pam pece vv jis 7 gt zZ Atleast 1 preheating or reheating coil active for TT ri heating or frost protection Ex il Humidifier active Ls Frost prevention see par 8 16 MAr ges Heat recovery unit active ey Freecooling or freeheating active o dx qa Note if the unit is in freecooling or freeheating the and icons are displayed next to the corresponding icon to indicate that no coil or humidifier is active CONTROL STATUS Text on display OFFbyALR OFFbyBMS OFFdaFSC OFFbyDIN OFFbyKEY Wait Unit ON Manual Comfort Autocomfort Pre Comf Autoprec Economy Autoecon Protect Startup Shutdown Purging Manual ZO Unit status Off due to alarm Off from BMS Off from time band Off from digital input Off from keypad Software checks in progress Unit on
27. LI U U Ww sx 3 5 c a it 212 23 A 5 gt Ss Fle O lt E Summer winter Gc01 Season selection from 0 0 g 0 Keyboard 1 R W 133 Digital input ZPN 3 Keyboard B M S 4 Auto 5 H20 temperature Gco2 Setseason JO o Jr JoAutoiifixdays D RW 174 Summerstart 15 05 ddmm orvo 3112 RW 1345 Winterstart Pf 30 09 ddmm oor 312 353535 RW 1367 Thresholdsummer S 999 999A RW 1 Threshold winter 999 999 TA RW 157 Delaychange hour Jo oo o 138 Gc03 Enable Gc01 temp H20 Hc14 Hb16 Summer O TER E ECC fo E ESA Winter oo 30 lt 999999 AR d Working hours Working hours Gdo Epp fa i mo hu to Jogo TR 146 7 Return fan hour R 150 115 EE e es EE 154 5 Rotaryrecovery rs Jo 999 _____ JR 1567 Gd02 Coolpump1 Pour o 99 ER 1589 C pump 2 i mo hw to 0 i ARO 160 1 Preheat pump 1 hour 162 3 RE po RT 164 5 Reheatpump1 tour o 99 RR 166 7 Reheatpump2 tour 999 JR 1689 Gd03 Preheating heaters Heater 1 hour 999 R 170 1 Hester RR Er 172 3 Heater3 O0 hor fo 99 J RS Heaters Eo fo 99 4 P R_ 167 Gd04 Reheating heaters Heater 1 hour R 178 9 CT RS Er 1801 Heater3 JO hour jo 99 J RR 182 Heaters JO hour JO 99 Q Ti JR 1845 BMS Configuration Working hours X 1000 BMS protocol O CAREL 1 M RAW ODBUS 2 LON Baud rate 0 1200 R
28. Logic NC NO D R W Position 9 4 20 logic NC JNGNO DSR Hb32 Position R W n REELE IF RW Position N NE o 99 __ RW logie NC NG NO RW Position R W ee Re E aa _ wr Hb33 Position o 99 __ RW logie NENG INO RW Preheating heaters overload Position des 0 99 __ RW logie NC NG NO RW Poston eee eee eee eee emo Logic NC NO D R W 030220921 rel 1 0 28 02 2011 71 CAREL Address G CAREL ENG O Xx X ae NE x v o 8 E Display description gn It E s E 5 5 gt g Hb34 Position 9 O Rw logie po NC e Oeno RW Door switch Position o To _ 1 A RW logie NC NG NO RL tee eee eee eee eee eo Logic NC NO D RAW Digital outputs Hb35 Position R W Be ER aa 5 8 Position ds o _ 9 __ RW logie NENG NO RW Position R W e Re E o Hb36 Position o Io RW logie NC NG NO RW Return fan 2 d Position dR logic NC NG NO RW Hb37 eee eee eee ig __ _ a Supply fan Star R W Supply fan Date ER Er Retumfan Line PR Eo i do AA eo ao _____m___uum Return fan Delta R W Hb39 Position 9 RW toge NO NG NO RW Postion Pf Logic NC NO D R W Ha14 run around a ei Ci SEE A ER Er l e NO NG NO RW Hal 4 rotary recovery on off Position 9 A qe toge NO NGO RW Hb40 Position 9 RW toge NO e NGO RW Position R W ge REELE IF WE Position eR toge NO NG NO RW Hb41 Unit status Position 9 RW
29. O N oogt O R oD o PEN se Ad a o 8 560 n 8 oom gt cor oe JO DA BE BA de amp 58 gl D 5558 B 594085 analog output reheat valve 0 to 10 vdc analog output cooling valve Oto 10 vde analog output preheat valve 0 to 10 vdc analog output humidifier command 0 to 10 Vdc M OUT V 7 M OUT V M OUT Y 030220921 rel 1 0 28 02 2011 17 CAREL ENG 2 11 3 pCO3 Large DI17 B an E OUTPUT V ys M m F1 INPUT L lt T1 H1 I go 2 S1 B8 B2 5i p B P B10 N a N B4 BI Ap DO9 DO10 6 A DO1 Y4 DI16 DI11 AN A A DIS DE i E DI13 v D OA 9 DO6 Y2 A v Al Analogue inputs AO Analogue outputs P1 4 Pumps B1 Supply humidity Y1 Humidifier T Temperature probe Preheating valve B5 Return temperature Y5 Outside exhaust air damper PR Differential pressure switch probe __ B6 Differential pressure outlet air__ Y6 Mixing damper CO2 probe Di Digitalimputs Cid WFQ Filters BO Frost protection temperature DZ Remote ON OFF AL SCs Generalalarm O O Saturation temperature Supply air flow alarm Outside exhaust damper DO Digital outputs D4 Retum airflowalarm S2 Mixing damper DO Supplyfan CCS Supplyairfiteralam CE RC eater DO2 Return fan Hum
30. Position z 0 Bypass damper ON OFF Position 0 MODULATING DEVICES Hb63 Position 0 Hb56 Bypass damper ON OFF Position z 0 8 9 3 Types of heat recovery unit Cross flow heat recovery unit no dedicated output Run around coil heat recovery unit only one digital output is activated which starts the pump If the bypass damper has On Off operation activation of the pump will be the reverse to the damper With modulating dampers the pump will remain on while heat can be recovered and the bypass damper will modulate the quantity of heat recovered depending on the request Modulating heat wheel an analogue output is managed for modulation of wheel rotation speed and an On Off output for the bypass damper The heat recovery request acts directly on the wheel speed which may have a minimum limit set The bypass damper will be activated when no heat can be recovered On Off heat wheel an on off output is managed to control the heat recovery unit The bypass damper will be activated when no heat can be recovered Mask index Selection Display description Hal4 Heat type recovery 1 None 2 Plate exchanger 13 Run around coil 4 Modulating rotary 5 On Off rotary Quos with on off or modulating heat wheels heat can also be recovered by controlling the enthalpy conditions The function has two stages 1 check whether the return temperature or enthalpy conditions are favourable compared to the outside air cond
31. RH to point B 20 C 50 RH Psychrometric diagram Key X Absolute humidity DBT Dry bulb temperature ER adiabatic evaporation of the droplets of atomised water brings about cooling of up to 10 C if the air is warm and dry to start with To compensate for this effect and increase humidification efficiency the preheating coil is activated based on the saturation probe and in any case a minimum air temperature limit is set for the supply probe so as to stop humidification if the air temperature falls too low Example of humidification from point A 5 C 85 RH to point B 20 C 50 RH X Absolute DBT humidity Dry bulb temperature 8 4 3 Dehumidification control Control is performed in two ways according to the settings 1 humidity request based on the humidity control probe reading the cooling actuator is modulated proportionally to request so as to reach the humidity set point A A 100 Min_op_dehum 0 l Set B1 R H NZ dehumi Diff dehum Humidity set point opening probe hum minimum opening NZ dehum Neutral zone in Diff dehum Dehumidification dehumidification differential Mask index Display description Selection Ha06 Dehumidification Humidity request 2 dew point the dehumidification request is managed based on the humidity set point and the differential according to the humidity measured by the control probe Once the request signal
32. Sreg gt stop unit A06 Outside humidity probe I freeheating and heat recovery by enthalpy Mies A07 Serious A08 Serious A09 Frost protection temperature probe Automatic Shutdown unit Serious A10 Saturated temperature probe Automatic Minor AU Minor A12 Minor Stop heat recovery function if frost protection control on A13 Exhaust temperature probe Automatic P gt P Minor exhaust probe A14 Minor A15 Preheating coil temperature probe fault Automatic Deactivate coil Minor A16 Minor A17 Minor A18 Minor A19 Minor A20 Minor A21 Room temperature probe fault Automatic Stop room protection Minor A22 Room humidity probe sf Automatic ss Minor A23 Minor A24 Serious B01 Minor B02 Serious BO3 Preheating heaters thermal overload alarm Manual Shutdown unit Serious 030220921 rel 1 0 28 02 2011 85 CAREL wy BO4 Cooling coil inlet limit alarm Automatic Deactivate coil after 10 min Serious B05 Serious B06 Serious BO7 Deactivate coil after 10 min Serious di Serious E12 Serious E13 Serious E21 pCOe 2 offline Semiautomatic Shutdown unit Serious E22 Incorrect probe 1 2 configuration on pCOe 2 Automatic Immediately stop unit Serious Incorrect probe 3 4 configuration on pCOe 2 Immediately stop unit Serious total shutdown e _ FOT Supply 1 flow alarm Manual Rl ops erious and control devices Ha04 effect FO2 Return 1 flow alarm Manual global total shutdown Serious individual stop return fan
33. T E REO 56 10 EE EIE TA EO EE eee em EE N OO EE 85 VC es Go NS GE E EE GE EE li 85 VOD AO EE MA RR TE EE N AE LE anit end EE ET N N ON OE EE EO 85 TU pecca 85 1 CEE AI Ren IG 89 EMEN SCIUNT EM 89 HE SPESSORE CO le UN sie ee ei ERE 89 lio CUMMINS SOT OR EE RE RE EE EE EE E 89 CAREL 1 INTRODUCTION FLSTDMAHUE is an application program developed by CAREL for the management of air handling units AHU It runs on the pCO range of programmable controllers pCO small medium large or pCO 1 1Mbyte selected according to the complexity of the unit and the pGD1 terminal Its main feature is its adaptability to many types of air handling unit with different types of probes and actuators on off type or modulating Moreover the possibility to connect up to two pCOe serial options via RS485 card allows additional probes and outputs to be added ensuring maximum flexibility Alternatively the MP Bus card can be used to connect up to 8 Belimo actuators each with its probe or digital input this eliminates a lot of the wiring needed during installation CAREL temperature humidity and combined serial probes can be connected for both rooms and ducts as well as active differential pressure probes flow switches and pressure switches to signal alarms following faults on fans or pumps The supply and return air fans can be controlled by inverter based on static pressure or fixed speed The control software can manage temperature or humid
34. a ps Overwork time 0 0 999 S 8 13 1 Rotation between two pumps When one pump has operated for the time defined by Rotation time operation of the pumps is rotated Overlapping time can be used to manage the changeover sequence between pumps OVERLAPPING TIME gt 0 lt 0 Active pump stop Pump ON stops and Pump OFF start delay pump OFF starts delay During the overlapping time no pump is on 8 13 2 Pumpalarms There are two types of alarm in the event of overload alarms the alarm is signalled and the pump stops immediately If a second pump is available operation is rotated in the event of flow alarms a warning signal is sent until the pump stops completely If a second pump is available operation is rotated Each pump sends a number of malfunction signals equal to the Warning limit before the no flow alarm is activated This alarm has a delay from when absence of flow is measured and differs depending on whether the pump is starting or is in steady operation In the following example the alarm is activated after two warnings Note the number of warnings is reset as soon as water flow is measured and is automatic e the warning remains active during the attempts to restore pump flow as soon as the alarm is activated the warning is automatically reset when there is an active warning the pump stays off for a set time Only after this time interval can the pump start again repeating the start u
35. be enabled on screen Ha26 L GND For each serial probe the following need to be selected using the dipswitches see the figure e a unique network address communication speed baud rate the same as set on screen Ha25 The configuration screens are used to select a unique network address the type i e temperature or temperature humidity probe Ha91 the default probe parameter settings assignment of the function to the serial probe e g supply return room temperature humidity probe Setting the parameters and the address The default values Baud rate 19200 Stop bits 2 Timeout 300 ms Priority none can be displayed and modified if necessary on screen Ha05 For DP probes on the other hand set dipswitches 6 7 and 8 6 OFF 7 ON 8 OFF while the address Adr 128 to 133 is set using dipswitches 1 to 5 Note for further details and for the connection diagrams see the DP serial probe manual 030220660 Dip 1 5 Address On 128 159 Dip 6 7 Off Off Supv Carel Off On ModBus 1 8 N 2 On Off Auto SupvC ModBus On On ModBus 1 8 E 1 O Dip 8 Off 19200 ON Cl On 9600 Bit S CETTE O 112345678 CAREL Mask index Display description Selection Ha24 Protocols Field port Modbus master Ha25 Modbus Master settings Baudrate 9600 19200 Ha26 Number of serial probes No 1 to 6 Ha31 Press Enter to configure serial probes gt Ha91 Ha91 to Ha96 Serial pr
36. between outside and return temperatures the more efficient the function will be Mask Display description Def Min Max UOM index Gfc15 Freecooling Freeheating dampers setting Temperature 4 0 999 C differential 8 8 4 Temperature control The control differentials used are those that apply to normal temperature control Mask Display index description GfcO5 Cooling regulation Differential 2 o 999 Heating regulation Differential E When the function has been activated the fresh air damper and mixing damper are controlled proportionally to the cooling heating request with the percentages defined on Gfc20 Gfc21 The fresh air damper opens and the mixing damper closes to compensate for the pressure drop If the fresh air damper and exhaust damper are used the two control signals are identical UOM Gfc06 CAREL Freecooling Freeheating 100 Max_Mix_Damper Max_Ext_Damper Min_Ext_Damper Min_Mix_Damper 0 100 Req_Cooling Free C H Req_Heating Max_Request Free_C H Min_Request Key Max_Mix_Damper Max_Ext_Damper Min_Mix_Damper Min_Ext_Damper Rea cooling heating Mixing damper maximum opening Fresh air damper maximum opening Mixing damper minimum opening Fresh air damper minimum opening Cooling heating reguest The limits for opening the damper are set in the manufacturer parameters menu Hc02 Mask UOM index Display description Da
37. board The pCO is installed on a DIN rail To fasten the unit to the DIN rail press it lightly against the rail The rear tabs will click into place locking the unit in place Removing the unit is just as simple using a screwdriver through the release slot to lever and lift the tabs These are kept in the locked position by springs Power supply Power supply t the pCO board co controller with terminal connected 2828 to 36 Vdc 10 20 or 24 Vac 10 15 50 60 Hz Maximum power P 15 W power supply Vdc P 40 VA Vac power supply other than that specified will seriously damage the system a Class 2 safety transformer rating 50 VA must be used in the installation to supply just one pCO controller 30 VA for PCO1XSE the power supply to the pCO controller and terminal or pCO controllers and terminals should be separated from the power supply to the other electrical devices contactors and other electromechanical components inside the electrical panel if the power transformer secondary is earthed check that the earth wire is connected to terminal GO This applies to all the devices connected to the pCO if more than one pCO board is connected in a pLAN network make sure that the G and GO references are observed GO must be maintained for all boards a yellow LED indicates that the pCO board is powered CAREL 2 4 Connection of the analogue inputs Que FLSTDMAHUE filters the type of analogue inputs according
38. choose the set of configuration parameters 030220921 rel 1 0 28 02 2011 28 Support files Following development of the application 1tool generates various files during compilation these include two that are required for commissioning lt applicationName gt 2CF descriptive of variables lt applicationName gt 2CD descriptive of categories profiles As well as these files the lt applicationName gt DEV file that contains the pre defined set of unit parameters can also be managed When the commissioning procedure is complete or for configuration or monitoring the user can generate the following files lt applicationName gt 2CW descriptive of categories access profiles monitoring groups CommissioningLogFileName CSV commissioning log file containing the data on the variables recorded during monitoring For the configuration phase of the commissioning procedure the following files must be available 2CF 2CD and where necessary DEV which can be imported and exported For the monitoring phase as well as the files mentioned above the 2CW file with the definition of the working environment may be required The commissioning log file is an output file only and access Connection modes Each controller has three serial ports 0 1 and 2 each with its own default protocol Port Default protocol Description Serial O pLAN Connection to terminal and pLAN network Serial 1 Supervisor connection Ser
39. coil heat recovery unit pump continues operating the heat wheel continues operating 8 9 7 Activation and control To enable the function define the probe that measures the temperature enable optional a defrost heater and define the activation set point and differential For modulating heat wheels the speed during frost protection can also be selected Mask Display description Selection index Hal4 Heat recovery type Defrost probe None External Retum 9 RR Exhaust External No Yes Hb41 Heater heat recovery Position 0 unit Arithmetic average between the 2 probes Defrost delay Mask Display description Def Min Max UOM index Gfc32 Heat recovery defrost Setpoint 99 9 Differential J4 jo Heater offset J3 Jo Wheel min speed 100 O Hc18 Heat recovery pg iN Once the heat recovery unit frost protection alarm is activated for example when the frost protection thermostat contact closes a delay from the start of the signal and a delay from the end of the signal can be set 030220921 rel 1 0 28 02 2011 46 ON ALARM OFF ON VISUALIZATION OFF Key A Start B End Below is a graph showing activation of the damper and frost protection heater based on the defrost probe reading ON B OFF ON A OFF Set E Lj ait B o df I offset Key A Heat recovery unit frost Set Set point protection heater B Bypass damper Offset BI
40. doge NO NG NO RW Position d da de A A oo A RW toge NO de INCNO D RW_ Recovery heater Position 9 Rw toe NO dea OO Dw Hb42 Position ff a Ged TT Logic NC NO D R W 030220921 rel 1 0 28 02 2011 78 CAREL Address CAREL Mask Index Display description Hb43 Cool Cool heat pump 1 Position Logic Preheat pump 1 Position Logic Reheat pump 1 Position Logic Hb44 Cool Cool heat pump 2 Position Logic Preheat pump 2 Position Logic Reheat pump 2 Position Logic Hb45 Cool Cool heat floating valve open Position Logic Preheating floating valve open Position Logic Reheating floating valve open Position Logic Hb46 Cool Cool heat floating valve close Position Logic Preheating floating valve close Position Logic Reheating floating valve close Position Logic Hb47 Cooling cool heat step 1 Position Logic Cooling cool heat step 2 Position Logic Cooling cool heat step 3 Position Logic Hb48 Preheating heaters Position Logic Position Logic Position Logic A Des cript ion note i gt c x U E v 3 TT A PT G gt 2 a e e a 9 S 3 a Jo Rf no oo NGO RW I Du dee Be IT no CONGO RW pee CT NO de de Je NGNO D p de doi CC ui NO NC NO D R W pee EE ER ii NO e dqa o JD Rw Jo 99 RR NO a 1NGNO RW e dE do de Joia NO NGN po A EEN EE TE o 0 99 R W CE E pec
41. gt CO2 Enable scheduler the unit can only be switched on from the keypad in Comfort mode The temperature and humidity set points defined for this mode will then be used indefinitely for control B Setpoint gt BO2 Comfort if time bands are enabled the unit will be able to follow the time band settings if Auto is selected A On Off Unit gt A01 Auto On the display in the special area the operating mode will be determined by the time band setting C02 and preceded by the prefix Auto If a 030220921 rel 1 0 28 02 2011 23 CAREL 4 2 B F Setpoint The first screen BO1 displays the current temperature and humidity set points The temperature set point displayed considers any set point compensation function operating see the Functions chapter If time bands are enabled C Clock scheduler gt C02 Enable scheduler different temperature and humidity set points can be set for Economy Pre comfort and Comfort modes B Setpoint gt Comfort Pre comf Economy according to the season summer or winter In total then 6 temperature set points and 6 humidity set points can be set screens B02 BO3 B04 If time bands are not enabled only the set point for comfort mode can be set Economy mode is used to set a reduced set point e g night time for lower energy consumption and the unit can be switched from Comfort to Economy mode via a digital input if enabled screen Ha18 Pre comf
42. is received the controller uses the dewpoint calculation starting from the humidity and temperature set point to adjust the cooling actuator comparing the set point against the value measured by the saturation temperature probe located downstream of the cooling coil or the humidifier if featured As soon as the humidity probe detects a dehumidification request the control calculates the final dewpoint and sets this as the temperature set point T set R after the cooling coil 030220921 rel 1 0 28 02 2011 4 A 100 Min op dehum 0 Sat probe C Dew point a probe tt Diff cool Key A Cooling actuator Dew_point Dewpoint opening Sat_probe Saturation probe Min_op Coil minimum opening Mask Display Selection index description Ha06 Dehumidification On dew point Mask Display Def Min Max UOM index description Gfc05 Cooling regulation Differential 2 0 99 9 C Psychrometric diagram a5 o me o d Csi s E E A 2 AL 2 re ae f ses 10 5 BEER 35 i 850 55 T_setR T_setT DBT C Key T_set_R Dewpoint T_set_T Temperature set point For both dehumidification methods the reheating coil will based on the supply probe reading reheat the air to the temperature set point Gfc28 The control algorithm is proportional only with its own differential Mask index UOM Display description Reheating coil compensation setting Setpoint 24 99 9
43. operates at a fixed speed Mask index Display description UOM Supply inverter Minimurvfixed power 50 0 100 Rumi Minimum fixed power 927 CAREL 8 16 4 On Off fans with backup This configuration features a pair of fans where one is backup for the other in the event of flow or excess temperature alarms If activated Ha04 there are two overload alarms for the supply fans and two for the return fans The flow alarm on the other hand uses one device pressure switch flow switch or differential probe for the supply fans and one device for the return fans A rotation time can be set between the two fans and backup fan activation can be brought forward delayed by setting the overlapping time gt lt 0 Overworking time 8 16 5 Two speed fans In this case a two speed fan can be installed where the first is activated when the unit starts supply return air fan 1 and the second is activated due to an air quality request supply return air fan 2 Mask index Hb35 Display description Selection Supply fan 0 NG NO Hb36 Supply fan 2 0 Logic NC NO If activated Ha04 one thermal overload alarm is available for the supply fan and one thermal overload alarm for the return fan 8 16 6 Fan alarms The alarms due to excess temperature or no flow are enabled on screen Ha04 The thermal overload alarm is only signalled via a digital input connected for example to a suitably calibrated ther
44. the case of freecooling by enthalpy the control request will depend on the deviation from the control set point Control for freeheating by enthalpy is similar A Req enth MAX MIN diff enth EU Set enth Key Req_enth Control request diff_enth Enthalpy control differential Set_enth Enthalpy set point CAREL 8 9 Heat recovery 8 9 1 Definition If the AHU is fitted with a heat recovery unit the heat contained in the exhaust air is recovered and transferred to the primary air so as to preheat or precool it if the conditions are favourable consequently freecooling freeheating and heat recovery are mutually exclusive When the AHU is in heat recovery mode the bypass damper on the heat recovery unit is closed In cascade control the request is shared between the various devices available Heat recovery is thus considered a free source of energy free activated with priority in cascade control in cooling and heating modes 8 9 2 Enabling The heat recovery function can only be enabled if a heat recovery unit is installed and enabled The bypass damper Ha01 may not be necessary Below is a list of possible combinations Hal4 Type of heat recovery Bypass Cross Run around Modulating On Off damper flow coil rotary rotary No YES On Off YES Modulating MES YES NO YES ON OFF DEVICES Screen index Display description Enable Hb39 Heat recovery unit pump run Position 0 around coil Heat wheel ON OFF
45. the cooling cascade screen Gfc20 set the of demand managed by freecooling if enabled and the remaining managed by the cooling coil type of dehumidification see paragraph 8 4 Ha07 type of heating cooling coil modulating valve floating valve steps similar to direct expansion described for Ha06 Ha08 e select reheating device see the selection of the preheating device select function of reheating coil 1 compensation this involves heating the air after having dehumidified it using the cooling reheating coil or after having humidified the air using the adiabatic humidifier 2 integration in heating cascade control the reheating coil supplements the preheating coil The action of the reheating coil and the preheating coil may overlap Gfc22 3 compensation integration both functions are performed Ha09 enable coil pumps and water flow control alarms See paragraph 8 12 Ha10 Ha11 Ha12 cooling preheating reheating coil pumps See paragraph 8 12 Ha13 type of humidifier see paragraph 84 Ha14 enable and select type of heat recovery unit see paragraph 8 10 Di assign the analogue digital outputs to the actuators in the VO configuration menu Also set the maximum and minimum values for the modulating bypass damper Ha15 air quality and enable purging See paragraph 8 15 Ha16 frost protection See paragraph 8 17 Ha17 ON OFF from digital input and BMS See paragraph 8 1 Ha1
46. the terminal telephone connector the pLAN must be disconnected This function is obviously available for all pCO controllers even those with parallel key In addition to this mode the key can transfer the data logged on a series of pCO devices and CAREL download them to the PC From the PC using the SMARTKEY PROGRAMMER the key can be configured to run certain operations retrieve logs program applications program BIOS etc For further details see the online help for the SMARTKEY PROGRAMMER and the SMARTKEY instruction sheet PCOSODAK YO gt for further details on installing and updating the software on the pCO controller see the online help for the pCO Manager program 5 3 Setting the terminal address The address of the terminal can be set in the range from 0 to 32 addresses between 1 and 32 are used by the pLAN protocol while address 0 identifies the Local terminal protocol used for non graphic point to point connections and to configure the pCO controller The default address is 32 The address of the terminal can only be set after having powered the terminal via the RJ12 connector To access configuration mode press t and together for at least 5 seconds the terminal will display a screen similar to the one shown below with the cursor flashing in the top left corner To modify the address of the terminal Display address setting carry out the following operations in sequence 1 Pres
47. thermal overload Hb48 Hb48 Hb49 Hb49 Hb49 Hb49 HbSO HbSO HbSO 1 1 Mbyte 1 1Mbyte coil OO SMALL O CO SMALL 1108 Preheating Hall pCO MEDIUM pCOMEDIUM 1 to 13 Reheating Hata pCO LARGE pCO LARGE 1 to 18 sCOe pCOe1 El to E4 O pCOel E5 to E8 Note following configuration the screens in menu D show the Belimo M1 to M8 inputs and outputs that have effectively been configured 030220921 rel 1 0 28 02 2011 32 CAREL 6 4 Device control parameters Hc Once the devices available and the probes digital inouts have been selected the main control parameters are configured on the Hc screens These include selection of temperature and humidity control probes supply return room minimum and maximum limits for the dampers fan activation delays after opening the dampers opening time and damper closing time after the fans stop closing delay delay time for star delta starting floating valve travel times fan inverter parameters See the following paragraphs and the Functions chapter for a more detailed description of the control parameters Note if a heating cooling coil is used the heating cooling digital output can be enabled screen Hb42 to switch operation according to demand and the switching delay set on Hc12 Important the Fieldbus car cannot be installed on the pCOXS however there is a version with integrated Belimo ca
48. to the type of unit selected The analogue inputs on the pCO board can be configured for the more common sensors on the market NTC PT1000 0 to 1 V O to 10 V 4 to 20 mA The different types of probes can be selected by setting the inputs on the screens in menu Hb I O configuration See chapter 6 Connecting active temperature and humidity probes The pCO controller can be connected to all the CAREL DP series active temperature and humidity probes configured as 0 to 1 Voras4 to 20 mA For the temperature probes use the 4 to 20 mA or NTC configuration as the O to 1 Vdc signal is limited to the range O to 1 V and therefore is not always compatible with the standard 10 mV C signal of CAREL probes for negative temperatures and temperatures above 100 C a probe alarm may be generated The inputs must be pre configured on the screens in menu Hb I O configuration Terminals pCO pco s Probe 1 1Mbyte terminals Description END Reference Vdc Power supply B1 B2 B3 B6 B7 B1 B2 Active output B1 B2 B3 B6 B7 B1 B2 out T Active B8 temperature output note for connection of the serial probes see chapter 6 Connecting universal NTC temperature probes All analogue inputs are compatible with 2 wire NTC sensors The inputs must be pre configured on the screens in menu Hb I O configuration Terminals pco NTC probe wire GND BC4 BC5 BC9 BC10 1 B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 B1 B2 B3 B4 2 Connecting PT100
49. upply Return an1 Fan2 delay otation time verworking time HcO7 Fans flow alarm tart up delay unning delay Flow warning retries l 030220921 rel 1 0 28 02 2011 Description notes Return eturn N Un en h2 i Da ZNZ Z c3 O Mo o Def iil n Ill iili il il Ill il il Ill Ill 000 min m m m un NTN un un Ha04 Air flow from transducer Ww EIE CS OIE Ha03 Fan type On Off Backup fan OIN UI UJ DI TOT nS o ET I j Il iI o UI VO TO KO VO IO O Sle WO Ne aximum inimum aximum inimum aximum inimum aximum inimum aximum inimum aximum inimum aximum inimum e E Co lt ClO N Q 999 9990 9990 9990 999 999 999 Value descript O Noi 12185 No 121685 Noj 1 165 ING yes cS ES N D O O O Return 1 Supply O Return 1 Supply 2 Room DIDO Fe R W CAREL E 2 2 a IE pm IE i 2 E n 2 hi 2 DIS 2 E cl pe JE sel e e N x N gt Address CAREL Mask Index Hc08 Hc09 Hc10 Hc11 ricl2 HCT3 Hc14 Hc15 Hc16 HeT Hc18 melo Hc20 Hc40 Hc41 Hc42 Hc50 Q Display description ina ak c x 3 2 A a z a D gt e n
50. z O damper Hb54 Position 0 Hb55 Exhaust Position 0 damper 030220921 rel 1 0 28 02 2011 43 gt M the following graphs consider the outside temperature to be constant Freecooling and freeheating by temperature are activated when 1 the outside temperature is closer to the temperature set point than the return temperature or 2 the outside and return temperature straddle the set point 8 8 3 Activation by temperature FREECOOLING cooling request active ON ON ABILITAZIONE ABILITAZIONE ENABLE ENABLE OFF OFF j Set Set diff temp T Tam ie 3 diff_temp EX RS ExtT RetT ON RetT ExtT gt diff temp OFF RetT ExtT lt 0 FREEHEATING heating request active ON ON ABILITAZIONE ABILITAZIONE ENABLE ENABLE OFF OFF Set T sts diff temp y diff temp T id xd RetT ExtT ON ExtT RetT gt diff temp OFF ExtT RetT lt 0 Key RetT Return temperature Set point EXT Temperature differential T Temperature D ryote for control by enthalpy the same rules apply for activation with the values calculated enthalpy based on the temperature and humidity set points and the outside air conditions displayed on screen DO6 In this case the enthalpy activation differential is fixed at 4 kJ kg See the following paragraph Temperature differentials are needed to determine whether its efficient to sue freecooling freeheating considering that the higher the deviation
51. 0 Differential Gfc28 8 5 Temperature humidity control priority To control temperature and humidity the coils and the humidifier must be enabled and the types must be set The following also need to be activated and set 1 the temperature and humidity control probes 2 the dehumidification function and mode 3 the humidifier and control probe 4 the temperature and humidity set points Simultaneous requests for 1 heating and humidification 2 dehumidification and cooling are not incompatible as regards activation of the devices consequently if a priority has been set the controller will try to satisfy both requests If this involves the same actuator the latter operates based on the higher of the two requests To prevent uncomfortable situations being created the supply limits function can be used On the other hand in the event of simultaneous requests for 1 heating and dehumidification CAREL 2 cooling and humidification control is performed according to the table below based on the whether the priority is set for temperature or humidity TEMPERATURE PRIORITY Temperature Humidity Preheating coil Cooling coil Reheating coil Humidifier request request Heating Dehumidification Based on temperature control Off If integration Off probe Cooling Humidification Off cascade control Based on temperature Off control probe Waits for temperature set point to be reached Note
52. 0 Smoke detector 24 Vdc PS ON OFF SFFF000000 Fire detector 24 Vdc PS ON OFF 1 2 8 USB RS485 converter code CVSTDUTLFO CVSTDUMORO The USB RS485 converter code CVSTDUTLFO is used to connect a personal computer running the pCO Manager program to the pLAN port J10 on the pCO controller via a telephone connector Alternatively converter code CVSTDUMORO connects to the pLAN port J11 or the BMS port fitted with a special serial card Once the connection has been made the application program software can be loaded and the parameters set See chapters Software installation and Appendix CVSTDUTLFO CVSTDUMORO CAREL 1 2 9 pCO Manager This program downloadable from http ksa carel com is used to modify the parameters based on the application save them and then copy the settings directly to the application The USB RS485 converters codes CVSTDUTLFO CVSTDUMORO must be connected between the computer and the RS485 port on the pCO to terminals J10 J11 respectively c em mu ATTRITI GE Ai ud HS UN 1 2 10 Smart key code PCOSOOAKYO The Smart key is an electronic device used to program and service the pCO family controllers It simplifies the transfer of data between the controllers installed and a personal computer by exploiting the high capacity flash memory for storing software applications BIOS and variable logs The pCO is connected directly via the telephone connector using the cable supplied
53. 0 temperature probes A Important pCOXS 1 1Mbyte does not allow connection of the PT1000 probe The pCO controller can be connected to 2 wire PT1000 sensors for all high temperature applications the operating range is 50 to 200 C The inputs must be pre configured on the screens in menu Hb I O configuration Controller probe probe probe probe PT1000 1 2 3 4 probe wire pco3 B4 B5 B9 B10 2 Connecting current pressure probes The pCO can be connected to all CAREL SPKT CO series active pressure probes or any pressure probe available on the market with 4 to 20 mA signal The inputs must be pre configured on the screens in menu Hb I O configuration 030220921 rel 1 0 28 02 2011 15 Controller pCO terminals Probe PCO3 power supply Bi B2 B3 B0 B7 BS signal Connecting active probes with 0 to 10 V output A Important pCOXS 1 1Mbyte does not allow direct connection to active probes with 0 to 10 V output See the pCO sistema manual for the instructions on connecting an external resistor The inputs must be pre configured on the screens in menu Hb I O configuration 0 to 10 V probe wire reference signal pCO terminals GND B1 B2 B3 B6 B7 B8 Remote connection of analogue inputs The sizes of the cables for the remote connection of the analogue inputs are shown in the following table size mm for length up Type of input size mm for length up to 50m to 100 m NTC 1 0 PT 1000 1
54. 19200 Bit s 0 1200 1 2400 2 4800 RAW 3 9600 4 19200 Stop bit RAW EE NE O None t Even 2 0dd RW mou O o m 000 TERI Ha26 pCOenumber do Jo po RY Ppcoel address 1 i __i_ ll ___o ori pCOe2 address RAW Nimes ne Ne a ll Ha27 Belimo device Numberofactuators RY Ha28 Press Enter to configure Belimo actuators gt Ha60 Ha29 Press Enter to configure the VFD inputs Backupprobe1 None None Ain10_ _ 0 None 1 Ain1 10 Ain10 Backupprobe2 Noe None Aimo 0 None 1 Ain1 10 Ain10 Backuppobe3 Noe None Aimio 0 None 1 Ain1 10 Ain10 Backupprbe4 Noe None An10 0 Nong 1 Ain1 10 Ain10 Ha31 Press Enter to configure serial probes gt Ha91 Ha39 Enable VFD Modbus No Yes R W protocol Ha40 Supply VFD Supply VFD WEE Ee Ged Ee Eed ad ee a Data address 9999 R W Bede m E E EI WE i Default install No Yes ON No 1 Y Yes D R W for pCO built in 030220921 rel 1 0 28 02 2011 71 Address CAREL ENG x c 3 S da un Display description Description E zd f E notes os E x 3 9 2 23 U gt a 5 s gt e 52 Ha41 Supply VFD R W Control place I O terminal 1 3 1 VO terminal 2 keypad 3 Fieldbus Speed reference type Ain 5 0 Ain1 1 Ain2 2 Keypad 3 R W Fieldbus 4 Motor potenti
55. 220921 rel 1 0 28 02 2011 40 Gfc12 Humidification regulation Differential 4 0 100 96RH Neutralzone 2 0 100 RH Integraltime 300 0 999 s Derivativetime o o 99 s Gfc23 Minimum cooling valve opening Dehumidification o o 100 Gfc26 Minimum heat cool valve opening Dehumidification 0 0 100 8 4 2 Humidification control The control parameters are as follows Mask Display description Selection index Ha05 Temperature probe when humidifying Off coil preheating coil Regulation Ha07 Temperature probe when humidifying Off coil heat cool coil Regulation Ha13 Humidifier type Isothermal adiabatic Mask Display Def Min Max UOM index description Gfc25 Preheating coil settings when humidifying Setpoint 23 999 999 C Differential 2 o 999 C Gfc27 Heat cool coil settings when humidifying Setpoint 20 999 999 C Differential 2 o 999 C Gfc35 Adiabatic humidifier Supply low temperature limit Setpoint 15 JO 999 C Differential 2 0 99 9 C Control is performed in two ways according to the type of humidifier 1 isothermal air humidification is performed with a negligible variation in the supply air temperature The controller sends the signal to start steam production and or modulate output using a O to 10 V signal until reaching the humidity set point Example of humidification from point A 5 C 85
56. 2On RW Supply fan 2 Auto Auto On O Auto 1 Off 2 On RAW Retumfan Ato e Auto On POAuwojTOf 2On RAW Retumfan2 Auto Auto On OAuojTOf 2On 1 RW He02 Digital output Supplyfanline Auto Auto On POAuojTOf 2On RW Supply fan star Auto Auto On O Auto 1 Off 2 On R W Supply fan delta Auto Auto On POAuojTOf 2On RW Retumfanline Auto Auto On POAuojTOf 2On RW Retumfanstar J o ato _ Auto On POAuojTOfi2On RW Retum fan delta Auo Auto On Auto OFF 200 RW He03 Digital output Unitstatus Ato e Auto On POAuwojTOf 2On RW Humidfier Ato e dawo On POAuojTOf 2On RAW coil He04 Digital output Globalalarm i Ato Auto On OAutoptoffi20n_ RW Seriousalam i Ato Auto On OAutoptoffi20n_ RW Minor alarm Auto Auto On O Auto 1 Off 2 On R W Fiteralarm ooo Auto Awo On OAutoptoffi20n_ RAW He05 Freshairdamper Auto Auto On OAutoptoffi20n_ RW Bypass damper Auto Auto On j OAuojiOfi2On RW Reheater 1 Auto Auto On O Auto 1 Off 2 On R W Reheater2 Auto Auto On OAutoptoffi20n_ RW Reheater3 o o i Ato Auto On OAutoptoffi20n_ RAW_ Rehea
57. 5 current 0 5 V live not recommended note If the product is installed in industrial environments application of the EN 61000 6 2 standard the length of the connections must be less than 30 m This length shouldn t be exceeded in any case to avoid measurement errors 2 5 Connecting the digital inputs The pCO controller features digital inputs for connecting safety devices alarms device status and remote switches These inputs are all optically isolated from the other terminals They can work at 24 Vac 24 Vdc and some at 230 Vac Note separate the probe signal and digital input cables as much as possible from the inductive load and power cables to avoid possible electromagnetic disturbance 24 Vac digital inputs On the pCO3 all inputs can be 24 Vac The following figure represents one of the most common connection diagrams for the 24 Vac digital inputs Que the connection diagrams shown in these figures which while being the most common and convenient do not exclude the possibility of powering the digital inputs independently from the power supply to the pCO board In any case the inputs only have functional insulation from the rest of the controller CAREL 24 Vdc digital inputs On the pCO3 all inputs can be 24 Vdc The following figure represents one of the most common connection diagrams for the 24 Vdc digital inputs 2 5 1 Connecting the digital inputs for pCOXS 1 1Mbyte PCOS 1 1Mbyte featur
58. 50 R W Probe EO o fo AR Gfbos offset Jo 8D AR PoE CC J 99 99 CAR Off coil temperature offset Jo JC 99 99 AR Me 0 di o wo iq SS es Aa Offset N DR Probe 0 99 9 99 9 A R 030220921 rel 1 0 28 02 2011 64 CAREL N LY Address CAREL up p N N b Display description Description notes ni E m E 5 S26 ele SZ Gfb06 Cool water temperature offset N 0 Josi A RW Pobe 89D TAA R 22 offset N 0 qo Josi A RW F Pae AR Offset 0 C 9 9 9 9 A RW Pobe O ER O EEC FAA R_ 24 Gfb07 offset N 0 99 a PL RT Probe To j 99 X 999 TAA TR 9 Room humidity offset RA 099 1999 TA RW I Probe P Jo J9RH Jo o AJR_ 1 2 3 4 offset N AR Probe 3200 3200 262 f 9 c Thermoregulation GOT 1 row Return 0 14 0 None R W temperatu 1 Supply temp ro 2 Returm temp 3 Room temp 4 External temp emp setpoint 6 Supply humid 7 Return humid 8 Room humid 9 Ext humid 10 Humid setpoint 11 Supply pressure 12 Return pressure 13 CO2 quality 14 VOC quality 2 row Return 0 14 See 1 row R W humidity Gfc02 Summerlow FS 999 999 FA RAN 106 Summerhigh 8S Summertow 999 TA RW _ 107 Winterlow 99D 999 FA RAN 108 Winter high 35 id Winter low 999 A RAW 109 Gfc03 Summerlow RAF Ot RW 7 Summerhigh 9 9RH Summerlow 100 RAW 72 Winterlow RAF RW 73 W
59. 68 7 9 D O Actual position 06 100 A 66 68 D72 70 72 D74 74 76 7880 SST External input pm 100 PL E e 1 Close Net alarm 0 no alarm 1 offline 2 unknown command 3 unpermitted command 4 device error D61 I I D63 I D65 SW version R D6 7 _ D69 D71 D73 D75 D81 Serial probe n 1 Enable Ha26 Config Ha31 Ha91 D82 gewe Ao Pec de III LS LE D83 Humidity A m il dl _ D84 Dew point D85 D86 E Data logger E01 Alarm Nr hour date Pressing the bell button 0 0 99 R W Code Description displays the alarm log For Supply temperature Return the complete list see chap temperature Alarms F Board switch see chapter Description of the Menus G Service Change language ENTER to change taani R W a fag Tee i rere em Startup Displaycountdown Too s JO b Information Gb01 Software code Version date Manual Bios Date Boot Date Gb02 pCO bns 0 pCO2 E peo 2 PQ E pDLOLI I BEES Scop OOEMI Os ee 8 Snode 9 10 PCOS Type of pCO controller TO Large RAW 11 Medium 12 Small 13 XL NO 17 XL NCC Totalflash doo o 999 a few Ram o JO 999 e TE Bultnype JO X JO 9 ONo2pGDO3pGDI Jr Ewing RI Pa Cycle s 9999 030220921 rel 1 0 28 02 2011 62 CAREL ENG X c O O ge Un E Display description Description notes bi d M
60. 74 IF I Tutte le vorat Despotitres POOT Monitor woo Monster soge a evento Select the configure device function to show all the application variables These can be selected based on the categories shown below Bis mu jm Mi E aa B EE E id Tanrim Mn Hus idad Lata 1 1 E FM E T 0 5 5 E CE p 1 1 i i 4 Fub j viria I Ed E g E x a dd n 1 1 L 1 1 i t ita a 5 E 5 0 1 E ra ETER 22767 dene h a Menioragaio a evento n Jn a EI TT n tte TAT Es 271 XN n Configure wre HITET n g dngandinm 2765 32767 n n pay irs war n 3 Went del protocolo poa Mai o 4 Mr Pik 5 Proba Tye i u n PT ai ri Pale 8 Proto add et inm 154 um usa 1 n 1 128 154 ve 178 Po B I g a Configurazione profili di EH 128 159 g 128 dia 6 1 q 153 La 128 g I J ord ar mone TH I Hs 135 cier ir Ts Le qnn sde Control Coolest col Alar 11 3 1 Setting a parameter TLL EERE LER EGGSA SG LER LE SE dd Choose the category of parameters and then the desired parameter this will be highlighted in blue e g recovery recovery_type dal Monitoraggio e Monitoraggio a evento aJ Recovery Defrost_Speed uw Recovery Defrost_Delay_On Recovery Defrost_Diff S Recovery Defrost Setp J Recovery Min Speed ms Recovery Diff Act Recovery Me Recovery Delta Act Recovery lt JRecovery ByPass Damper Type MU Recovery Reg Type
61. 8 setpoint from digital input See paragraph 8 1 Ha19 setpoint offset by analogue input See paragraph 8 2 Ha20 Ha21 Ha22 Ha23 auxiliary regulation loops See paragraph 8 18 Ha24 Protocols Protocols can be set a for the BMS serial e Winload the Winload protocol must be selected in order to activate the Commissioning service i e for setting the parameters from pCO Manager The RS485 USB converter code CVSTDUMORO and RS485 serial interface PCOS004850 are required BMS select between the boards listed in chapter 1 CAREL D for the Fbus serial Belimo see paragraph 6 8 Modbus master connect the optically isolated RS485 card code PCO100FD10 Ha25 Modbus master settings Set the parameters for the Modbus master protocol e Baudrate or transmission speed 1200 2400 4800 9600 1 9200 bit s Stop bits 1 or 2 Parity even or no Timeout 100 to 5000 ms this is the time after which if communication is interrupted the device offline error is shown serial probe or VFD Variable Frequency Drive inverter Ha26 Modbus master settings Number of pCOe expansion cards and serial probes Ha30 enable probes and digital inputs from supervisor See paragraph 6 9 Ha39 Ha56 screens relating to the VFD Carel inverter See the Commissioning chapter 4 8 2 Hb I O configuration See paragraph 6 3 4 8 3 Hc Factory settings See the Software configuration and Functions chapters
62. CdosdiOopn D R p L 5upply2 Enable Hao3 duty stand by Ha04 Config Hb29 o F pp CdosedOopen RR ps Eremi Renable Heo1 He04 Confio Hb2 b ccosediioopen D R po pum sei N ON AN ON peste N Config Hb29 Supply inverter alarm Enable Ha03 Config Hb28 lb F 0 PCdosedlOopen p R Bi Return inverter alarm Enable Ha01 Ha03 Confio pb E b h pdosediioopen D R ha p Pre heaters overload Enable Ha04 Ha05 CorfigHb33 F PCdosedlOopen D R 3 Re heaters overload Enable Ha04 H08 Config Hb p po ccosedtioopen D R f Recovery clogged EnableHaOt Config Hb33 Pp F p N PCdosedlOopen p R B5 L Fiterdogged ConfigHo34 1 1 1 p p p 4m pCdosdiOopn p fR ps Fire amp smoke Enable alwaysConfig Hos ph pcdosdiOoen p R Open switch nable alwaysiConfig Hb34 P F p m CdosediOopen ps pomem EN C D N EN EE EN Config Gfc30 Hc19 Hb13 Hb14 Activate Gg02 Resume time Enable Ha 15 Config Gg02 0 min 0 299 R a 030220921 rel 1 0 28 02 2011 59 Address Mask Index 7 D18 D19 D20 D21 322 D23 D24 D25 D26 D27 CAREL c O Display description Description notes u amp 23 a a gt Digital outputs TT Of On OOR TOR Supply fan 209 Enable Ha03 double Off Off On OORT 1 On Config Hb36 Return fan On comia Return fan 29 Enable Ha01 Ha03 double Config Off Off On 0 0ff 1 On Hb36 Supply fan line Enable Ha03 S
63. Depends on probe function Minor M63 Belimo 6 Fire Smoke Manual Immediately stop unit Serious M71 Serious M72 Minor M73 Serious M8 Serious M82 Minor M83 Serious 001 Serious Po Minor PO2 Cooling pump 2 flow warning Automatic Perform number of attempts set on Ha10 Minor PO3 Cooling pump 1 flow alarm Manual Depends on the no of pumps Serious P04 Serious POS Serious P06 Serious PO7 Minor POS Minor PO9 Serious P10 Serious Pt Serious P12 Preheating pump 2 thermal overload alarm Manual Depends on the no of pumps Serious P13 Minor P14 Minor 15 Serious P16 Serious 17 Serious P18 Serious S11 Serial humidity probe fault Semiautomatic fs M S12 Seralprobeloffine Semiautomatic fs Minor SE Serial temperature probe 1 fault Semiautomatic Minor 52 Serial humidity probe 2 fault Semiautomatic Minor 522 Seralprobe2ofline Semiautomatic Minor S23 Serialtemperature probe 2 fault Semiautomatic Minor S31 Serial humidity probe 3 fault Semiautomatic Minor S32 Seralprobe3ofline Semiautomatic 3 Minor S33 Serialtemperature probe3fault Semiautomatic Minor S41 Serialhumidityprobe4faut Semiautomatic Min S42 Seralprobe4ofline Semiautomatic 3 Minor S43 Serialtemperature probe 4fault Semiautomatic Minor S51 Serial humidity probe 5 fault Semiautomatic Minor 552 Seralprobe5ofline Semiautomatic Minor 553 Serialtemperatureprobe5fault Semiautomatic Minor S61 Serial humidity pro
64. E t Ee CR RR RR m P 24 BENOEM EE AE DM UU MAURIS MR AO EE EG 25 E E ENO E RO OO 25 G S RR RR n O 25 Important some of the following operations are often carried out during Installation as the devices are connected in the field and cONnfigured 30 ETSI Ces as RE lie M ah i Ld Lu E ei 30 COME OE OE MIE AL AE LH MN HO HE EO ii 31 ASS ke eko Ie ED oes N EE EE N EE OA 31 POLO EEC Ms o DE RARA O 55 peek ep ete uve an MEM E M MM MM M E 55 SETTLE OI IVINS CUNO Meas SO 0 MM OR MA MM LM LL I M CE 33 MFA TT CON NCCU EE E de i SG a a Le lao aa OO 34 oral a A ile aaa 35 Probes Mom SUREN O MC RL LALA I ala 35 EENE ONO SG A a EEE I 57 Ladan Ie COI auro 1 APO asta ORE ot leet wn PES En A 57 Ai ESTO el IRR RO OE OR ii a gp ad 37 BODE Ca a ere ere eer ere a ed 57 SIUS te CON EO AL ibid 37 Sato RENOU COUNTES ies ci GE Ge Ge odiada 37 Al se ee Ee EE ONENE A a Ra da S AA 37 Coen 37 AAI EE IE uM a E 38 Qe AE OR AE ER RE EE ER OR EE 38 Ee Ee ud M ML E O 38 EE PR RE DR M PA 40 PIO a c OE m M eu a 40 Temperature papel NI 4 Seb ee IS Uie eu e 42 UNNE TIAS Ke RIMIS OW Cl NN NEN OT RR ESO 42 Fei OMIA SUE TS S RS M NE E T 43 RE Sas NONE NE er EE EO ELE TOIT EA OE 45 E O em 46 iii 47 EOI terio sueo A 48 o OE o Po SON EE OE EE OE AO d EL OE ELE pet 49 CY A e ee A FF 50 cl KR 50 He lele 51 dl ell 53 E n OE o Eo EER A 54 Ud Prina 54 AI e ER EE AE HA EE OE EE a EE RO 55 9 PA ELE oi APP ee de
65. ER HUMIDIFICATION SUMMER DEHUMIDIFICATION A Req 100 Req_dehum Set Bt Diff hum NZ hum NZ dehum gt lt gt lt gt lt Diff_dehum Cool_Valve_Opening 100 Min_op_dehum 100 Req 0 Humidifier 100 0 100 Req Key Reg Humidity set point Diff_deh Dehumidification Diff hum Humidification NZ hum Neutral zone in NZ dehum Neutral zone in BI Control probe Min_op_dehum Cooling valve minimum opening Mask Display Selection index description Ha01 Main device enable Disabled Enabled Ha06 Dehumidification 1 Request humidity 2 Point dew Ha08 Reheating output Integration Compensation et Compensation Integration Ha13 Humidifier Type Isothermal ON OFF control Isothermal Control model Adiabatic ON OFF control Adiabatic Control model Hc01 Main regulation probe selection Return supply room Gfc10 Humidity regulation Proportional iProportional integral PID No Yes Gfc35 Adiabatic humidifier Supply low temperature limit Enable limit No Yes Mask Display Def Min Max UOM index description B02 B03 Comfort Pre 100 RH BO4 comfort Economy temp summer B02 B03 Comfort Pre 100 RH BO4 comfort Economy temp winter Gfc11 Dehumidification regulation Differential 5 O 100 RH Neutralzone 5 JO 100 96RH ntegraltime 300 0 999 fs Derivative time 0 0 999 S 41030
66. F4 operating mode Time band F4 operating mode comfort a CO3 Enable holiday period Enable holidays No r No Ve pNoys X D RW Be Period Stat dd Holidayperiodlstatday day 40 Bl p RW ps A aree la HAAK End dd olidayperiodtendday po day 01 BI p RW po BREL LE Amii Set Holiday period 1 operating mode ont TI comfort 2 pre Period2 Start dd JHolidayperiod2statday po day 10 5p p RW d uil a A OA End dd Holidayperiod2endday po ay OM BI RW ops mm Holidayperiod2endmonth Fr month p Do pp Rw pe Set Holiday period 2 operating mode do aa l l TI Period 3 o fe Rm _ AAA Ls 48 mm Holidayperod3statmonth month p m2 pp Rt Me e emu be ad TWA rim Roliday period 3end monti Jum pi fo o hm Set Holiday period 3 operating mode oml i TI comfort 2 pre 3 economy C4 Enable special days ho fo o fes noivos ppm E SD1 dd fBpedadaytdy Fey p p r RW 3 mm Fpecialdaylimonth k mon p po r RW fa set Special day 1 operating mode 4 Wo RAW 55 comfort 2 pre comi 3 economy 4 auto 030220921 rel 1 0 28 02 2011 57 Address Mask Index Q O 4 C05 D Input Output DOT DO CAREL c O Display description Description notes 2 po s 3 2 IE a gt E e J SD id Specialdayzday o bo o ly p p LL Rw gs 2 mm Specialday2 month o mon pi 2 Ef RW kr E imeem P hmmm TT
67. FLSTDMAHUE CAREL Application for managing air handling units ES UMA O ido Sauk LEGGI E CONSERVA gt QUESTE ISTRUZIONI 4 READ AND SAVE THESE INSTRUCTIONS READ CAREFULLY IN THE TEXT Integrated Control Solutions amp Energy Savings AVVERTENZE CAREL bases the develooment of its products on decades of experience in HVAC on the continuous investments in technological innovations to products procedures and strict quality processes with in circuit and functional testing on 100 of its products and on the most innovative production technology available on the market CAREL and its subsidiaries nonetheless cannot guarantee that all the aspects of the product and the software included with the product resoond to the requirements of the final application despite the product being developed according to start of the art techniques The customer manufacturer developer or installer of the final equipment accepts all liability and risk relating to the configuration of the product in order to reach the expected results in relation to the specific final installation and or equipment CAREL may based on specific agreements acts as a consultant for the positive commissioning of the final unit application however in no case does it accept liability for the correct operation of the final equipment system The CAREL product is a state of the art product whose operation is specified in the technical documentation supplied
68. Ha14 bypass damper fitted Ha15 air quality control type P l or proportional only Ha15 air quality probe type CO VOC CO VOC Ha15 enable purging Ha16 frost protection probe thermostat Ha17 enable unit ON OFF from digital input or BMS Ha18 enable change set point from comfort to economy from digital input Ha19 enable offset on setpoint from analogue input Ha19 activate auxiliary control loop Ha24 select protocol on Fieldbus serial and BMS serial Ha25 communication speed parity and timeout for Modbus master protocol Ha26 number of pCOe expansion cards and number of serial probes connected Ha29 configure VFD inverter parameters Ha30 enable probes and digital inputs from supervisor from probe thermostat type 6 3 Assign inputs outputs Hb In the menu H Manufacturer gt b l O configuration 1 select the type and position of the analogue and digital inputs and the analogue and digital outputs For active probes also set the minimum limit attributed to the minimum input value and the maximum limit attributed to the maximum input value 2 Check the configuration in menu D Inputs outputs and the input readings 3 Test the outputs He01 to verify correct wiring and operation of the devices Note the controller automatically identifies which terminals are free and automatically proposes the first available positions according to the type of input e g NTC PT1000
69. MP 3 economy 4 auto SDjdd_sSpecialday3 day CE ly p p __ Rw E 3 mm fSpecialday3 montt F mohn p 2 po how po 3 economy 4 auto SD dd ppecaldapkday fey M pl po RW gp mm Bpecalday amp monh k mon p n2 p ow 6 3 economy 4 auto Dha fus o w p B p O O Eb RW E gt imm fSpecialdaySimonth F moin p 2 Fr Z4 ow gs 3 economy 4 auto Di pedale F w p B o wb 6 mm pecalday mortn k monta p 2 Ft Rw bo set Special day 6 operating mode ME Prec B 70 3 economy 4 auto Transition time i pod o_o po RW GENE last 1 first 2 second 3 third 4 Ba fourth EN ew E 7 Sunday Daylight saving start day last Daylight saving start day ofthe week Daylight saving start month March month January Decem 1 January RW ber 12 December O 5 Cx CD lt Enable summertime o fe feos bw bs mmn month a NEE er min hour Daylightsavingstarthour 0200 hour 0000 p300 ow Fr fourth promet porone ecs themes prey FO fO f pem iN 7 Sunday ber 12 December hour Payightsavingendhour 300 for poo besoe RW Analog inputs rome o p EE NEN temperature roe p FF N iN Pr temperature ewe pL Fr mm PRI temperature Supply humidity EH p po E R keumhumdy e fo o OR i Room humidity P_i o die Ros Suppl pressure o fe as R L Rumpeswe p Ps esse pes R e h1dwdd
70. Manual actuator override see Menu Gg Comfort mode from time band Pre comfort mode from time band Economy mode from time band Protection mode Start up phase Shutdown phase Purging phase Manually device override BMS Building Management System 3 3 Programming mode The parameters can be modified using the front keypad Access differs according to the level user parameters accessible without password Service password PW1 and Manufacturer password PW2 Press Prg to access the main menu MAIN MENU ICONS On Off unit Data logger El ON B E Setpoint r Ep Board switch CEN Clock scheduler G 3 Service D Li Input Output H Manufacturer D ryote the control remembers the last category of parameters accessed and goes directly to this category when next accesses Set display user parameters The user parameters A F are all the parameters accessible without password and include the following categories A ON OFF Unit set the ways the unit is switched ON and OFF B Setpoint display the current temperature and humidity set points BO1 set the temperature and humidity set point for cooling and heating modes C Clock scheduler set the current time and date CO1 the daily time bands C02 with weekly programming holiday periods C03 special days C04 days when daylight saving starts and ends C05 D Input output display the inputs and outputs indicating the position of th
71. Minor VI3 Supply VED alarms 9 11 13 14 15 Seer ANM MRSC EE Serious Minor V14 Supply VFD alarms 16 17 22 25 29 Semiautomatic individu stop supply fan Serious Minor VIS Supply VFD alarms 34 40 41 50 51 ii Serious Minor Serious Minor V16 Supply VFD alarms 52 53 54 55 Semiautomatic Val Serious V22 Serious Minor V23 Ha04 effect Serious Minor V24 Serious Minor V25 individual stop return fan Serious Minor V26 Serious Minor 701 Noacivealams pqp ZO Alarms reset 030220921 rel 1 0 28 02 2011 88 CAREL 11 pCO Manager 11 1 Installation On the http ksa carel com website under the pCO sistema section select pCO_manager After having accepted the general license conditions for free use of the software a dialogue box is displayed for downloading the pCO_manager zip file 11 2 PC pCO controller connection The computers USB port must be connected via cable to the USB RS485 converter and this must be connected via a telephone cable to the pLAN port on the pCO When opening the pCO_manager program a screen is shown with the connection settings at the top right Choose 1 local connection 2 baudrate Auto 3 search device Auto PLAN As regards the port number follow the instructions in the wizard for automatic recognition e g COM4 TipoConnessione Connessione E ConnessioneLocale Locale BaudFate Auto RicercaDispozsitivo Auto pLAM IndirizzaD ispasitiva 1 PasswordDispositie
72. ON ABILITAZIONE ABILITAZIONE n E ENABLE ENABLE sali OFF 4 Set E d gt Ret_enth Ext_enth lt gt Ret_enth Ext_enth ON Ext_Enth Ret_enth gt 4 OFF Ext_enth Ret_Enth lt 0 Key Ret_enth Return enthalpy Enthalpy set point Ext_enth Outside enthalpy E Enthalpy 8 8 6 Enthalpy control The enthalpy control set point and supply return and outside enthalpy values can be seen on screen DO6 The control differential is set on screen Gfc15 Mask Display Def Min Max UOM index description DO6 Enthalpy Supply O 99 9 kykg Return O 999 kg External O 99 9 kJkg Setpoint 0 99 9 kJkg Gfc15 Freecooling Freeheating dampers settings Enthalpy 5 0 999 kJ kg differential When the function has been activated the fresh air damper and mixing damper are controlled proportionally to the freecooling freeheating enthalpy request The fresh air damper opens and the mixing damper closes to compensate for the pressure drop If the fresh air damper and exhaust damper are used the two control signals are identical A 100 Freecooling Freeheating 0 Max_Mix_Damper Max_Ext_Damper Min_Ext_Damper Min_Mix_Damper 0 Req_enth Free CIH Max Request Free C H Min Request Key Max Mix Damper Max Ext Damper Min Mix Damper Min Ext Damper Req enth Mixing damper maximum opening Fresh air damper maximum opening Mixing damper minimum opening Fresh air damper minimum opening Enthalpy request In
73. ONolYes TL RW Ha64 Type NTC NE AE NUN R W Ha70 iae hp o e RO VE Ha 3 Max value Min 999 9 A R W Ha76 Ha79 Ha82 Ha62 Position Position or air flow limits air Position or air flow limits limits Ha65 Eu io _o lo i dle mma fA nuo Ha68 Maximum Lim_min 100 R W Ha71 Ha 4 Ha77 Ha80 Ha83 99 R W E m n 0 NTC 4 O NTC 1 Pt1000 2 0 1V RAN 3 0 10V14 4 20mA Min limit o e o em ww Max limit C Min limit 200 A R W Position Type Ha91 n PA PET 1 Temperature humidity Defaultinstallation ENO No Ves ONo Yes RW b VO Configuration Analog input Hb01 Position 0 99 R W Type NTC 4 DNE T LPO 20 TV R W Minlimt 50 Maxtimit PAR Maxlimt Jo e Min imit 2000 AR Hb02 E 030220921 rel 1 0 28 02 2011 18 CAREL Address CAREL ENG x c U i cd Display description NEC E Y x notes E v E y A m E Y 8 S s S 3 Hbo3 Externaltemperature Lo oo Too To foton Ee E OD qi RW Type O NTC vv E R W Min limit Max limit R W ii O ES iii RR Hb04 Position 99 ER oe Pt 1000 E220 IV R W Min limit Max limit R W EER Eise EER Hb05 Postino o da O o a o o O R Type 223 4 SUM R W Min limit U R Max limit R W TAO IR Dele EIN Hb06 Position 99 ER EE 20 EN VOY R W Min limit 96U R Max limit R W e TA TR Dele EIN j Hb07 Pos
74. PUT KEYBOARD BMS KEYBOARD SCHEDULER BMS OR AND AND START UP DAMPERS OPENING SUPPLY FAN ON RETURN FAN ON Que e the keypad A01 switches the AHU ON if Comfort Precomfort or Economy has been set BMS with keypad override means the possibility to override the selection made on the keypad using a BMS variable ON from scheduler requires the keypad to be set to AUTO ON from BMS is a further ON signal using a separate variable See the list of BMS variables Opening time Hc03 Supply return delay Hc06 Flow alarms delay Hc07 8 1 2 OFF Before switching Off the AHU temporarily goes through the Shutdown stage during which the controller stops the devices and fans and closes the dampers ON status requires the following with a logical OR relationship digital input keypad scheduler BMS 030220921 rel 1 0 28 02 2011 DIGITAL INPUT KEYBOARD SCHEDULER BMS SHUT DOWN REGULATION DAMPERS DEVICES OFF FANS OFF 4 CLOSURE Run off time delay Hc06 Dampers closure delay Hc03 8 2 Set point After having selected the main temperature and humidity probes and cooling and heating set points for each operating mode screens BO2 BO3 BO4 screen BO1 displays the temperature and humidity set points The m
75. Position Type 0 a a O NTC i 1 Pt1000 R W E engl poa TOV 4 4 20mA Maxlimit TA RW Minlimit 10 AR Min limit Max limit Hb17 Preheat coil water Ha05 Ha09 Hc09 temperature Position i EE 0 WW O NTC 1 Pt1000 R W Al Vs TOV 4 4 20MA Min limit Maxlimit CA RW Max limit E piii E 5 EUA Hb18 Reheating coil water Ha08 Ha09 temperature Hc16 co C C C Position pp E 0 E pl Rw Type O NTC 1 Pt1000 A RAW Mn mt Te 9 lmm o TA rw Maxlimit 00 Min limit io PA RW Hb19 Position N NE o pO Po Li fi EE Mn mt Jo o mai o TA rw Maxlimit 00 Mintimit 100 ART Hb20 pem 0 GN e qe 0 SEO 1j Type O NTC 1 Pt1000 Es ce va VOY EE mim o jo qu jo ae fa rw Max limit 100 Min limit 100 A R W 030220921 rel 1 0 28 02 2011 75 CAREL Address CAREL ENG Display description Hesenipeone j amp n E TES se c x 389 E gt c o U O c gt Z LU a gt gt m ce Uc Hb21 ementas Lo Position Polo O NTC 1 Pt1000 EO lv SO cs OV Min limit Max limit Max limit un limit Hb22 Regulation probe loop4 probe loop Regulation probe loop4 Position Type O NTC 1 Pt1000 AI LIE Me Po lo ll N EE ee Min limit Do o mm o a w Max ooo 100 Min limit 100 A R W Hb23 Enable Ha19 Postino o de e jo O Type ONICITPEQOO m
76. R CONTROL TYPE OF FAN CONTROL NO OF HEATERS DIGITAL OUTPUTS ANALOGUE OUTPUTS Selection Type of control Outputs envisaged Inverter Air quality 1 1 Static pressure On off Two fans installed in parallel to modify double the ventilating section Same control as direct starting with delay set between the two On off Same as direct starting with setting of star delta contactor digital outputs On off Fan start up linked only to unit power direct on starting On off Pair of fans where one is the backup for backup fan the other in the event of faults flow thermal overload alarm On off 2 Speed 1 Unit ON 2 speed 2 Air quality request 9 if only supply fan fitted Double the number of outputs with supply and return air fans 8 16 1 On Off fans with direct and star delta starting The fans are started when the unit is powered up For starting as well as the fan outputs the outputs for the 3 contactors also need to be enabled see the figure 1 Supply return air fan line K1 Req 2 Supply return air fan star K3 100 759 50 25 0 3 Supply return air fan delta K2 The switching delay time also needs to be set Key Req Request Rito R4 Heater 1 to 4 L1 L2 L3 8 16 Cooling devices The following cooling devices are managed Ha06 e valves 0to10V with one analogue output e floating valves with two relays outputs one for the open comman
77. Supply air filter alarm o Fan DI6 Humidifier alarm o 6 6 ODO O N DIT L s o TES 516 po 55388 38 888 Zz Z cor jJ6 J8 i9 J 4 TN pCOXS 1 1Mbyte MANN ALII nt li 2 5 8 4 o 80 n38 BG PS SS ole doa a aa e 0 57 gt WO Se N e e ii analog output preheat valve 0 to 10 vdc analog output humidifier command 0 to 10 vdc 030220921 rel 1 0 28 02 2011 19 CAREL 3 USER INTERFACE 3 1 Graphic terminal The pGD1 terminal in the wall or panel mounted versions or included with the pCO board built in features the display and the keypad featuring 6 buttons that pressed alone or in combination are used to configure and program the controller Prg Esc Up Down Enter Umidit ripresa 23XrH DESCRIPTION Display the list of active alarms Reset alarms with manual reset Access the main menu Return to previous screen Scroll screen displayed or increase decrease value Switch from display to programming parameters Confirm value and return to the list of parameters 3 2 Display and keypad During normal operation the graphic display shows the time date and selected unit two selectable system variables the active device icon and unit control status
78. URE SENSORS Code Type Range pPDTOITO00 ui DPDTO10000 Oto 1V 4t0 20 mA DPDTO14000 Opto RS485 serial 20T60 C TEMPERATURE AND HUMIDITY SENSORS Range Oto 10 V O to 10V Oto 1 V 4 to 20 mA a g NTE OS 1V 46 20 mA 10T60 C 10 to 90 RH Opto RS485 serial Code Type Range NTC HP 10 kQ 1 25 C IP67 50 to 105 50 C air fluid NTC WF 10 kKO 1 25 C Fast IP67 50 to 105 C fast NTC WP 10 KO 1 25 C IP68 80 TO 105 NTC HF 10 kKOt1 25 C strap on IP67 50 to 90 C NIC HT 50 kKOt1 25 C IP55 O to 150 C air NIC HT 50 KO t1 25 C stainless steel O to 150 C air cap IP55 1 2 4 Room air quality sensors Li DPWQ DPDQ CO2 SENSORS Code Range Output DPWO402000 O to 2000 ppm Oto 10V DPDQ402000 O to 2000 ppm Oto 10V CO amp VOC SENSORS Range di CO2 DPWQ502000 0 to 2000 ppm O to 100 Oto 10V 0 to 10V DPDQ502000 Oto 2000 ppm Oto 100 96 DITO JOV OtolO0V Output 030220921 rel 1 0 28 02 2011 1 2 5 Differential air pressure sensors gt gt Code Range Output SPKTOOC5NO O to 0 5 mbar 4 to 20 MA SPKTOO65NO O to 10 mbar 4to 20 MA SPKTOO75NO A to 20 mA O to 25 mbar 1 2 6 Differential air pressure switches flow switches PRESSURE SWITCHES Code Output DCPD000100 ON OFF DCPD001100 0 2 to 2 mbar ON OFF FLOW SWITCHES Code Output DCFL000100 ON OFF 1 2 7 Smoke and fire sensors Code Type Output SFFS00000
79. W 11 2400 2 4800 13 9600 4 19200 Address RAW Ge02 Eon es Timer lo o 99 DT RG Ge03 Press ENTER to ENABLE O Noj1 Yes e titt ttf Connect the BMS port f Service settings Working hour set a Gfa01 Supply fan Threshold tor fo 990 ER Reset acts on counter O N No R W Ewe PO Return Retumfan sd te pp Reset acts on counter ON NO D RW Gd01 1 Y Yes Gfa02 Threshold tour Jo oo 29000 MEE DE LE Reset acts on counter 0 N No RAW Gd01 1 Y Yes Rotaryrecovery recovery Threshold o_o nu do 29000 H1 RW Reset acts on counter O N No D RW Gd01 1 Y Yes 030220921 rel 1 0 28 02 2011 63 CAREL l d Description 2 3 Display description Ns g z x 3 a gt Q D gt 00 e Gfa03 4 Pumps 1 2 Threshold Et tour jo too ER Reset acts on counter Gdo Oo J Jo 1 Jon Noitv ves D RW Preheating O Threshold JO how jo X 9900 ER Reset acts on counter Gdo Oo Jo 1 Jon Noitv ves D RW Reheating Threshold o how jo X 990 PR Reset acts on counter Gdo Oo de Jo 1 Jon Noitv ves D RW Gfa05 Thresholdheater1 o 1 JO tor jo 990 X RL Reset acts on counter Gd03 0 0 1 ON No 1 Y Yes D RAW Thresholdheater2 o our jo fo A4 qi RW Reset acts on counterGd03 Jo J qo 1 Jon Noitv ves D RW Threshold
80. abled in summer may operate with freecooling only the supply limit is thus applied to avoid letting in outside air that is too cold 8 12 Coils water temperature limits To avoid opening of valves on the coils when the water temperature has not exceeded a minimum limit the Coil temperature limits function can be enabled available for every type of coil with its own set point and differential Display description Selection temperature threshold temperature threshold Enable heat cool coil water 0 No 1 Yes temperature threshold Enable reheating coil water temperature threshold Hc14 Hc16 O Noi 1 Yes Mask index Hc09 Min Max UO Display description Enable preheating coil water temperature threshold Differential 2 O 999 Enable cooling coil water temperature threshold Threshold 35 99 9 999 C Differential 2 o 99 C Enable heat cool coil water temperature threshold Hotthreshold 25 989 999 C Coolthreshold J35 999 999 C Differential 2 o 99 C Enable reheating coil water temperature threshold men us 55 55 Tx 2 0 99 9 Differential Hc11 Hc14 Hc16 CAREL HEAT COIL Boo Ok ON polo OFF EE OFF i Set Set HEAT COOL COIL ON OFF diff cool diff heat T Set cool Set heat D ryote when season changeover is enabled based on the water temperature the heating cooling coil temperature limit is set on Hb16 a
81. alve actuator 5 None 16 Fire smoke damper 7 None 8 VAV Smoke fire damper 9 None 0 Manual 1 Auto Belimo 1 to Belimo 8 Alarms reset 0 No 1 Yes O No 1 Yes NIC 0 to 1V10 to 10 V ON OFF 999 9 to Max value Min value to 999 9 Ha61 Ha64 to Ha82 Ha62 Ha65 to Ha83 0 to Maximum Minimum to 100 Gg60 to Gg67 NO NO Yes No 6 8 1 Setting the Belimo actuator address There are two procedures for setting the address 1 automatic 2 Manual Automatic address setting identify the serial number from the barcode see the figure select automatic address setting mode enter the number from the SN field in screens H60 to Ha81 actuators 1 to 8 030220921 rel 1 0 28 02 2011 29 enter Yes in the Address actuator field after a few seconds the message address setting OK is displayed to confirm that the address has been set successfully 0051800 2 065 O 4 2 06 q Manual address setting A select manual address setting mode B enter Yes in the Address actuator field C press the button indicated by the arrow repeatedly see the figure D after a few seconds the message address setting OK is displayed to confirm that the address has been set successfully E ioc In the event of errors to reset the address repeat steps A and B and then set the Address actuator field to No 6 9 Probes from supervisor The BMS port fitted with
82. ation use or impossibility to use the product even if CAREL or its subsidiaries are warned of the possibility of such damage WARNING NO POWER amp SIGNAL CABLES TOGETHER READ CAREFULLY IN THE TEXT Separate as much as possible the probe and digital input cables from the cables carrying inductive loads and power cables to avoid possible electromagnetic disturbance Never run power cables including the electrical panel cables and signal cables in the same conduits DISPOSAL The products are made from metal parts and plastic parts In reference to European Union directive 2002 96 EC issued on 27 January 2003 and the related national legislation please note that 1 WEEE cannot be disposed of as municipal waste and such waste must be collected and disposed of separately 2 the public or private waste collection systems defined by local legislation must be used In addition the equipment can be returned to the distributor at the end of its working life when buying new equipment 3 the equipment may contain hazardous substances the improper use or incorrect disposal of such may have negative effects on human health and on the environment 4 the symbol crossed out wheeled bin shown on the product or on the packaging and on the instruction sheet indicates that the equipment has been introduced onto the market after 13 August 2005 and that it must be disposed of separately 5 in the event of illegal disposal
83. aximum and minimum limits for the temperature and humidity set points in cooling and heating can be set in the Service menu on screens Gfc02 and Gfc03 For the temperature set point an offset from analogue input can be enabled on Ha19 and the effect of the offset seen on B01 i e display the current working set point and the affect of the offset on the set points defined on BO2 BO3 BO4 The following inputs can also be enabled configured on Hb24 1 change in set point from comfort to economy from digital input enabled on Ha18 and configured on Hb24 double set point 2 remote On Off directly configured on Hb24 Mask Display description Selection index Ha18 Setpoint from digital input 0 No 1 Yes Hb24 Double set point Position 40 Ha19 Enable setpoint offset by analog ONo 1 Yes input Mask Display Def Min Max UOM index description B02 B03 Comfort Pre Lim Inf Lim Sup B04 comfort Econom Gfc02 Gfc02 y temp summer BO2 B03 Comfort Pre Lim Inf Lim Sup BO4 comfort Econom Gfc02 Gfc02 y temp winter Gfc02 Temperature set limits Summerlow 15 999 999 C Summer high 35 Summer C GENE GE Winterlow 15 999 999 C Winterhigh 35 Winterlow 999 Gfc03 Humidity set limits Summerlow 30 0 100 rh Summer high Summer 100 rH im Winterlow 30 o 100 r Winter high 90 Winter low 100 rH 38 CAREL 8 3 Temperature control 8 3 1 Enabling The following ne
84. be 6 fault Semiautomatic Mir S62 Seralprobe6ofline Semiautomatic Minor S63 Serialtemperature probe 6 fault Semiautomatic Min T01 Reset service hours G Minor TO2 Minor T03 Reset service hours G Minor T04 Cooling pump 1 maintenance warning Manual Reset service hours Gf Minor TO5 Cooling pump 2 maintenance warning Manual Reset service hours Gf Minor TOG Minor T07 Reset service hours Gf Minor T08 Minor T09 Reset service hours Gf Minor T10 Minor TH Minor 112 Reheat heater 3 warning Manual Reset service hours Gf Minor Code Description on display Type of reset Effect on control 030220921 rel 1 0 28 02 2011 07 CAREL ENG Serious alarm G Minor L 113 Minor 114 Minor ns Minor Code Description on display Type of reset Effect on control T16 Reheat heater 4 warning Manual Reset service hours Gf Minor T17 Preheat heater 1 warning Manual Reset service hours Gf Minor 118 Preheat heater 2 warning Reset service hours Gf Minor T19 Minor T20 Minor J01 Minor U02 Serious U03 Supplyfiltert alam Automatic incr U04 Supplyfiiter2 alarm Automatic PO incr U05 Retumfiteralam Automatic incr U06 Smoke fire alarm Manual Immediately stop unit Serious UO7 Open door alarm Manual Immediately stop unit Serious Vos Dirty filter alarm Automatic ff Minor V11 Supply VFD offline Immediately stop unit Serious V12 Supply VFD alarms 1 2 3 5 Semiautomatic Ha04 effect Serious
85. ce Floating valve running time 180 s p ao J oo wo p temperature threshold Threshold ps5 jc 99 09 CAR Differential 2p ft p 3 pg Jl pA Ww Floatingvaveranningtme o p fo po 1 ERWE temperature threshold Threshold O2 ps e 1999 X pos Z4 A RW H Differential 1 B2 PF po ps J 42 ow eem m mp p P change Heavcool Y Floating valve running time 180 s p Beo J JJ mmw p temperature threshold Hottrehod po Fc p 4 Q C ULLU IA RW Coolthreshold boo Fc p 2 A WW Different Po bo bio o O fh hw Reheating coil Floatingvalverunningtime ho po p Bo Rt temperature threshold Threshold PSP 199 9 A RW Differential 1 1p e B A NW Pumps Alarm flow delay Statup po e qp a Jj J N Ro H Rumng fo b OR Pumpsrotationtime Be hou p poor s Rt Overworktime o 2p 2s he B Rt Heat recovery start 0 0 0p20 p p X 9 Jg9 4JQOHNX AZ J J RW r End o 1 S po k p po ovj J ow f Clogged alarm delay bo b p po j Rw_ Air quality Integraltime Bo s p poso o _ Rw Cleaningtme d dio mn p po RW Generic alarm input delay p E po o 0 Rt Disable buzzer No Fr E r pNriYs 1 D Rw Enableclockboard No Fr 3 4PF Noves D bw Supply VFD MotatoHz o po de Rt Switch
86. d 6 On Off Duty stand by Fan Regulation 1 Static pressure pressure 2 Air quality 3 Fixed Ha04 Fan alarms Overload EAM 1 3 1 None 2 Supply R W 3 Supply return 3 Supply return TETE 0 Pressure switch 1 M Switch Transducer Stopaction Individual 1 Olndividual jt Al D RAW Ha05 Preheating output Modulating 1 Modulating valve EN 2 Floating valve 3 Heaters Heaters number Heaters type TOR 1 On Off 2 Modulating 3 On Off binary 2 heaters iN NEE ki humidifying Ha06 Cooling output type Modulating 1 Modulating valve E 2 Floating valve 3 Direct expansion Cooling steps direct expansion MH Dehumidification 1 3 1 On regulation probe R W PA 2 On dew point probe 3 Disabled 030220921 rel 1 0 28 02 2011 69 CAREL Address CAREL ENG X E D 3 i hos escription Display description P o notes n s gt 5 y u U O A m 5 2 33 v Ha07 Heat cool output Enable Ha01 Dehumidification o E 1 Modulating valve 2 Floating valve On regulation 1 On regulation probe probe 2 On dew point Disabled IN N EG NE be humidifying Ha08 Reheating output Heaters 1 iu valve RAW 2 Floating valve 3 Heaters a 3 4 o Heaters type On Off 1 On Off 2 Modulating RAW 3 On Off binary 2 heaters Reheating working mode Compensation 1 3 1 Integration 2 Compensation 3 Compensat
87. d and one for closing e direct expansion stepped control calling the condenser only without management of the refrigeration cycle note the total cooling request is divided between the various cascade control devices based on the PID control parameters and is affected by the supply limits Mask Display Selection index description Ha03 Fan type 1 On Off direct start 2 On Off star delta 3 On Off double 4 Inverter 5 On Off 2 speed 6 On Off duty standby Hb37 Star delta logic Supply fan line position 40 position 0 Supply fan delta position 0 Hb37 position 0 position 0 Return fan delta position 0 030220921 rel 1 0 28 02 2011 5 CAREL Mask index Def Min Max UOM Display description Hc04 Fans Star Delta timing Starline 0 J9 Start JO 9 Star delta 0 99 ms ON REQ OFF ON K1 OFF ON K3 OFF on K2 OFF df KR a i Key REQ Fan request K1 Fan line K2 Fan delta G Line star delay d2 Star delta delay d3 8 16 2 Double On Off fans This is when there are two fans fitted in parallel to modify the ventilating section Activation again depends on unit power on however a delay is available between activation of the first and second fan supply return Star time Mask index Display description Def Min Max UOM Hc06 Fans timing Stop delay Jo p 5 s 0 0 999 S Supply return 8 16 3 Fans with i
88. d damaging the pCO controller for applications subject to considerable vibrations 1 5 mm pk pk 10 55 Hz secure the cables connected to the pCO around 3 cm from the connectors using clamps if the product is installed in industrial environments application of the EN 61000 6 2 standard the length of the connections must be less than 30 m all the extra low voltage connections analogue and 24 Vac Vdc digital inputs analogue outputs serial bus connections power Supplies must have reinforced or double insulation from the mains network in residential environments the connection cable between the pCO controller and the terminal must be shielded there is no limit to the number of cables that can be connected to an individual terminal The only limitation concerns the maximum current crossing each terminal this must not exceed 8 A the maximum cross section of the cable that connected to a terminal is 2 5 mm2 12 AWG e the maximum value of the twisting torque to tighten the screw on the terminal torque tightening is 0 6 Nm installation must be performed according to the standards and legislation in force in the country where the device is used for safety reasons the equipment must be housed inside an electrical panel so that the only accessible part is the display and the keypad in the event of malfunctions do not attempt to repair the device but rather contact the CAREL service centre Anchoring the pCO
89. description Type R W CAREL A On Off Unit AO1 Unit status 0 OFF 1 COMFORT 2 PRECOMFORTI 3 ECONOMY 4 Reset timer time Hou ps ho es ee ae Enableautoresume No No es poys RW B Setpoint 801 O fe 99 ae y peesten ysssot PEER foo Ps compensation i Gfc08 Gfc09 N Hb03 e Hb23 BO2 Comfort temp Summer Comfort room temp set point cooling 23 Min temp Max temp R W 94 set limit in set limit in cooling cooling Gfc02 Gfc02 Comfort temp Winter Comfort room temp set point heating 23 RC Min temp Max temp RAW 95 set limit in set limit in heating heating Gfc02 Gfc02 Comfort humid Summer Comfort room humidity set point 50 RH Min humid Max humid R W l4 cooling set limit in set limit in cooling cooling Gfc03 Gfc03 heating BO3 Pre comfort temp Summer Precomfort room temp set point Min temp Max temp R W 96 cooling set limit in set limit in cooling cooling Gfc02 Gfc02 Pre comfort temp Winter Precomfort room temp set point Min temp Max temp R W 97 heating set limit in set limit in heating heating Gfc02 Gfc02 EN a room humidity set point RH 100 ai 16 cooling heating B04 Economy temp Summer Economy room temp set point cooling 27 l R W 98 set limit in imit i cooling Gfc02 Economy temp Winter Economy room temp set point heating 19 eC in i R W 99 set limit in imit heating i
90. device in any way other than described in the manual do not drop hit or shake the device as the internal circuits and mechanisms may be irreparably damaged do not use corrosive chemicals solvents or aggressive detergents to clean the device do not use the product for applications other than those specified in the technical manual All of the above suggestions likewise apply to the controllers serial boards programming keys or any other accessory in the CAREL product portfolio CAREL adopts a policy of continual development Consequently CAREL reserves the right to make changes and improvements to any product described in this document without prior warning The technical specifications shown in the manual may be changed without prior warning The liability of CAREL in relation to its products is specified in the CAREL general contract conditions available on the website www carel com and or by specific agreements with customers specifically to the extent where allowed by applicable legislation in no case will CAREL its employees or subsidiaries be liable for any lost earnings or sales losses of data and information costs of replacement goods or services damage to things or people downtime or any direct indirect incidental actual punitive exemplary special or consequential damage of any kind whatsoever whether contractual extra contractual or due to negligence or any other liabilities deriving from the install
91. e Ha08ConfigHbe ho pe p po AM R W D31 Regulationicopi Enable Ha9 ConfigHbea b w b ho h k fe Regulation loop2 Enable Ha19 Config Hes b pe p po AM R W Regulation loop3 Enable Ha19 Config Hb66_pp pe p po AM R po Regulation loop 4 Enable ta19 Config H667 b p b jo A Rk Bi D40 Supply VFD e PT PT em PT 1 ready Rio stoping Direction OE p R e er Pf 1 active 1 reference oi kas o PE bjo o A Ww E Feedback Pt ese boo g Dissipatortemperature pf ges po CR Bevor o bh b pes O RE D42 Motor data Speed p p 99 poo oo Ww Voltage pM jew pes o Ro E Curent ph ee boe JM qm p loque Pp pe osso poo A h R ES Power OS ao Rib D50 Return VFD e LLL Lom PT 1 ready Run Pt p gp pspinn D R H pre O O Ep bore b RB I Po MN MEN UN UN ad 1 active 1 reference kas Ep Op el o A mb Feedback At Dissipatortemperature p c po o 3 Rm Jp Bevor N b pes RR D52 Speed o Pt pop Rt Voltage po M 9999 poo n R ho Cem A OK bes po RR bl loqe Pp p g999999 2 Rm 8g Power O 1 999 9 999 9 A R 63 41030220921 rel 1 0 28 02 2011 61 CAREL x i E E Display description Description notes E d E c x BY a gt as gt A gt Ss e c a D60 Enable Ha24 Ha27 Ha28 Ha60 83 config D62 TTE 0 9 0 Close A RW 65 67 D64 1 Override open 69 71 D66 2 Open Lao D
92. e Ts jo aa Rw j 129 Gfc37 Regulation loop 2 setpoint 8200 300 TA Rw 150 Differential po 0 q Io 3200 A JRW 551 Integraltime Es oito 99 Jj o I RW 13 Gfc38 Regulation loop 3 setpoint 3200 3200 A R W 152 i 00 o rr 153 ntegraltime Es Jo 99 N RY IS Gfc39 Regulation loop 4 setpoint M A A MW 154 Differential 3200 3200 A RW 155 ee EI ri 132 d User device Change PW1 Gfdo1 Load configuration ENO No Yes O NojtiYe D RW Last saving TP dd mm yy 00 0000 99 09 00 D RW Gfd02 Delete datalogger me Mo te ono OT RAW Gfd03 Insert new service password 1234 ai 0000 9999 PW1 g Manual management G901 REY i Ame MO HOL O Auto 1 0 1101 100 1 RAW 139 Return fan Auto 101 O Auto 1 0 101 100 R W 140 its Re 3 o O Auto 1 0 1101 100 RAW 141 Preheating col Auto jo OT O Auto 10 j101 100 RAW 142 Reheating col ooo Auto 96 O OT 0O Auto 10 101 100 RW 143 Humidifier Auto oO for Auto 1 09 501 1000 R W 145 Gg02 Air quality Startpurging No No Yes X ONoitVYes D RW 175 Stoppurging No No Yes ONottYes D Rw 176 gt gt Cleaningactive es JO Noi tsYes DOR Resumetime do JO X mn jo 99 Repeatatstatup No No Ye X ONojtYs JD R Gg40 Resetalams lNo No Yes ONoitYes
93. e terminals based on the markings screen printed on the pCO boards and the values measured by the probes D01 to D29 E Data logger display up to 50 alarms with progressive numbering activation time and date supply and return recorded F Board switch the terminal can be shared by up to 8 pCO controllers Browsing 1 press Esc one or more times to move to the standard display 2 press Prg to enter the main menu tree 3 select the category of parameters A H with Up Down 4 press Enter to enter the first screen the cursor flashes at the top left press Down to move to the following screen e g B01 gt B02 030220921 rel 1 0 28 02 2011 21 5 press Enter to set the first parameter on the screen the cursor flashes in front of the value being set press Up Down to change the value and confirm by pressing Enter This moves automatically to the next parameter 6 press Up Down and Enter to set this parameter or Enter to move to the next parameter 7 once having concluded the settings for the parameters on the screen press Enter to access the screen Esc to move to the higher level and continue settings parameters on other screens following Steps 3 to gt A modifiable text values are shown on the display in UPPER CASE EXAMPLE 1 Setting the current time date 1 press Esc one or more times to move to the standard display 2 press Prg the display shows the main menu 3 Press UP DOWN t
94. e the same Below is an example with the compensation probe set as the outside temperature probe that compensates the room temperature set point SUMMER WINTER 4 SetT_com SetT delta SetT_comp 4 SetT delta delta gt 0 SetT SetT delta lt 0 delta lt 0 SetT delta SetT delta B1 3 y B1 o End_comp Start_comp Start comp End comp Key point Delta Compensation probe Start_comp Compensation set point Compensation delta BI Start compensation Set comp 030220921 rel 1 0 28 02 2011 Based on humidity control probe Waits for humidity set point to be reached Humidity Preheating coil Cooling coil Reheating coil Humidifier request Off If compensation acts on supply Off due to cooling Based on humidity control probe Mask index Selection Hc01 Display description Main regulation probe selection Return supply room None external room compensation supply return l Eie 32 C None external room compensation supply return 2 0 C Compensation end Gfc08 Gfc09 8 7 Summer winter changeover This changeover can be performed from the keypad digital input or supervisor BMS based on the heating cooling coil temperature or automatically Summer winter changeover switches the control set point from summer to winter The basic function involves switching from cooling in summer to heating in winter If Auto c
95. eat request temperature heating temperature Diff_heat Heating Diff Supply limit differential differential 030220921 rel 1 0 28 02 2011 The behaviour is similar in cooling mode summer Req_cool Req_lim_cool 100 100 50 0 i i gt NZ cool diff cool i Reg temp lt gt lt gt diff nd temp High limit temp 0 50 50 Key Req tim cool Additional Control probe cooling request temperature cooling temperature Diff cool Cooling Supply limit differential differential High limit High temperature limit temp Mask index Selection Display description Gfc04 Temperature regulation No Yes Supply limits None High Low High low Mask index Display UO description M Gfc07 Temperature supply limits Summer high 40 999 999 Winter high 40 999 999 Summerlow 10 999 989 Winter low 10 ES Differential 3 0 99 9 ES Integral time 150 0 999 S 8 11 3 Humidity limits with concordant action Example of operation in humidification mode when the control set point is reached and humidification ends an air quality request causes the fresh air damper to open and consequently the supply humidity may decrease To prevent the humidity measured by the control probe from changing further when the supply air humidity is less than minimum allowed limit the humidifier is activated with proportional or PI con
96. ed to be enabled 1 the probe used for control Hc01 2 the type of control proportional proportional integral proportional integral derivative the same for heating and for cooling Gfc04 3 the PID control parameters for winter and summer operation and the corresponding neutral zone Gfc05 Gfc06 3 the cooling and heating temperature set point limits paragraph 8 2 if control is on the return room probe 4 if necessary cooling in winter and heating in summer auto heat cool Gfc04 5 if the reheating coil only operates to supplement the action of the preheating coil integration or also to compensate compensation for the lowering in temperature due to dehumidification Ha08 Note the heating and cooling coils have a minimum opening settable by parameter therefore if the control probe value does not deviate from the set point by more than the neutral zone and the resulting request is not sufficient to reach the minimum opening the valve won t open see the following graphs e control normally performs heating in winter and cooling in summer Only if auto cool heat is set Gfc04 heating can also be applied in summer and cooling in winter based on the current set point for simplicity the following graphs refer to proportional control only see available literature for more complete details on PID control A Req 100 Req_heat Req_cool Set B1 Diff heat INL heat NZ_ cool Dif
97. eparate areas inside the same panel For the control signals it is recommended to use shielded cables with twisted wires If the control cables have to cross over the power cables the intersections must be as near as possible to 90 degrees always avoiding running the control cables parallel to the power cables CAREL highlights the following warnings use cable ends suitable for the corresponding terminals Loosen each screw and insert the cable ends then tighten the screws When the operation is completed slightly tug the cables to check they are sufficiently tight separate as much as possible the sensor signal digital input and serial line cables from the cables carrying inductive loads and power cables to avoid possible electromagnetic disturbance Never insert power cables including the electrical cables and probe signal cables in the same conduits Do not install the sensor cables in the immediate vicinity of power devices contactors circuit breakers or similar reduce the path of the sensor cables as much as possible and avoid spiral paths that enclose power devices avoid touching or nearly touching the electronic components fitted on the boards to avoid electrostatic discharges extremely damaging from the operator to the components 030220921 rel 1 0 28 02 2011 PCO3LARGE PCOS 1 1Mbyte pCOe expansion card do not secure the cables to the terminals by pressing the screwdriver with excessive force to avoi
98. es up to 6 digital inputs not optically isolated with voltage free contacts for connecting safety devices alarms device status remote switches etc these operate at 24 Vdc supplied by pCO 1 1Mbyte with guaranteed contact current of 6 mA bio oss Pos os Jo 230 Vac digital inputs A Important pCOXS 1 1Mbyte does not allow 230 Vac digital inputs There are up to two groups of inputs powered at 230 Vac each group has two inputs The groups feature double insulation between them and can refer to different voltages Within each group the digital inputs are not independent however for example the inputs ID13H and ID14H due to the common terminal must be powered at the same voltage to avoid dangerous short circuits and or the powering of lower voltage circuits at 230 Vac In any case the inputs feature double insulation from the rest of the controller input ID13H ID14H ID15H ID16H ar on ood on pCO3 terminals 230 Vac The range of uncertainty of the switching threshold is from 43 to 90 Vac It is recommended to use a 100 mA fuse in series with the digital inputs Remote connection of digital inputs A important do not connect other devices to the digital inputs The sizes of the cables for the remote connection of the digital inputs are shown in the following table size mm for length up to 50 size mm for length up to m 100m 0 25 0 5 Onor if the product is installed in industrial env
99. exposure to aggressive and polluting atmospheres e g sulphur and ammonia fumes saline mist smoke so as to avoid corrosion and or oxidation strong magnetic and or radio frequency interference therefore avoid installing the units near transmitting antennae exposure of the pCO board to direct sunlight and to the elements in general large and rapid fluctuations in the room temperature environments where explosives or mixes of flammable gases are present exposure to dust formation of corrosive patina with possible oxidation and reduction of insulation Positioning inside the panel The position of the controller in the electrical cabinet must be chosen SO as to guarantee correct physical separation from the power components solenoids contactors actuators inverters and the connected cables Proximity to such devices cables may create random malfunctions that are not immediately evident The structure of the panel must allow the correct flow of cooling air Important Wiring instructions Important when laying the wiring physically separate the power part from the control part The proximity of these two sets of wires will in most cases cause problems of induced disturbance or over time malfunctions or damage to the components The ideal solution is to house these two circuits in two separate cabinets Sometimes this is not possible and therefore the power part and the control part must be installed in two s
100. f_cool 4 OUT Cool_Valve_Opening Hot_Valve_Opening Min_op_heat Min_op_cool 100 0 100 Req Key Reg heat Cooling request Reg Requer f Control probe Diff cool Cooling differential Diff heat Heating differential Set Set point Min op co Cooling valve Min op Heating valve minimum ol minimum opening heat opening Neutral zone in heating NZ cool Neutral zone in NZ heat cooling 030220921 rel 1 0 28 02 2011 59 Integration Compensation Compensation integration Main regulation probe selection Return supply room Mask index Selection Display description Ha08 Reheating output HcO Gfc04 Regulation type Proportional ae Proportional integral PID Auto cool heat NO YES Mask index Display description Def Min Max U M Gfc02 Temperature set limits Summerlow 15 999 999 C Summer high 35 Summ SC Winterfow 15 999 999_ C Winter high Winter GfcO5 Cooling regulation Differential J2 Jo 999 Neutralzone 1 Jo 99 C Integraltime 300 o 999 fs Derivatvetime Jo Jo 99 s Gfc06 Control hot Differential 2 Jo 999 C Neutralzone 1 Jo 99 C Integraltime 300 o 99 s Derivatvetime o Jo 99 s Gfc23 Minimum cooling valve opening Cooling JO Jo 10 Gfc24 Minimum opening 100 mme e O PO QU Gfc26 Minimum heat cool valve opening Coding 0 0 10 Note the gra
101. frequency oo ee ft ft Rt f curve midpoint Voltage a Rt Frequency pe po poo AR Supply VED 2 Programmable 3 Linear with flux optimisation boost Auto restat Notused pNotuseditused RW H Min frequency p Hz p WMefeqeny 1 NW Maxfrequency o Bo Hz pMifrquncry B20 0 NW Accelerationtime oo p po pi B0 Rtg Decelerationtime oo b 1 B200 o la RW Ff Return VFD vokatorz n 0 0p p p A 240 Row f Switchfrequency p iz p CCA wW H f curve midpoint Voltage 0p p p ho J J ADU A WW f Frequency 0 Hz 0 320 A R W 030220921 rel 1 0 28 02 2011 82 CAREL Address CAREL ENG O m Description x Display description P x notes s v s TT oo U O TU gt E c 2 a a D gt J Hc51 Return VFD V f ratio Linear O Linear 1 Squared R W 2 Programmable 3 Linear with flux optimisation boost E FEE Autorestart Notused __ ONotused Tused LEE RW gt HE32 Return VFD frequency Hz 320 Max frequency 50 Min frequency Accelerationtime Ps 320 AR Decelerationtime Es Jo 300 A RW d Inizialization Hd01 No No Yes ONolYes D RW p Hd02 Default installation No 0 No 1 Yes RAW Erase user settings and install global default values password PW2 e Input output test He01 Digital output A RW Supplyfan Ato Auto On POAuwojTOfj
102. heater3 JO hour jo 990 qi RW Reset acts on counter Gd03 o o 0 Jo 1_ ON No tY Ye D RAW Reset acts on counterGd03 0 hour o X 1 9900 J RL Reset acts on counter Gd03 To do ON No tY Yes D RW Gfa06 Thresholdheater1 o or o fo PR Reset acts on counterGd04 Ot ON NoiIY Yes D RW Thresholdheater2 JO hour jo 9900 ER Reset acts on counter Gd04 0 0 1 ON No 1 Y Yes D RAW Thresholdheater3 JO hou jo 990 RL Reset acts on counter Gdo4 jo o Jo Jr ON NojiY Yes D RAW Thresholdheater4 Ot our fo 9900 Ti RW Reset acts on counter Gdo4 Jo do j ON NojiY Ye D RAW b Probe adjustment Gfb01 Offset 0 C 9 9 9 9 A R W E N dE a 1 999 TOCAR Offset 8D AR ME NN Ee 56 ESSE ESE E ESA es JS Offset 0 ya 9 9 9 9 A R W Hume 0 0 0 0 080 0 p 851 qe Pe oss os TARSO Gfb02 offset RATER Probe RAPA TR Return humidity offset RAO 20 AJ Rw Probe J To X j9 R Jo o 3 AR offset fo J9RH 20 20 34 Rw Probe 0 96 RH 0 100 R Gfb03 Offset N Pa 200 20 __ RW Probe EC Pa 999 9999 RR Retur pressure od N N oo Offset 0 fa Jeo 20 Ti Rw Probe EP 9999 999 RR Gfb04 offset 0 0 ppm 9 9 RW Probe J J To ppm Jo 999 LZ Jl JR Offset 0 06 50
103. humidity 3 Cosi vale H Humidity probe B4 Preheating coil B5 Return temperature DI Digital inputs Cooling coil B6 Frost protection tempera DW Gee amr Differential pressure switch probe B7 Humidifier B8 Filters DO Return air flow alarm AL General alarm DO General alarm DO Retumfan Di6 Humidifieraam SI Outside damper DO3 Preheatingpump D7 Retumfilteralarm___ o o DO4 Preheatingpump2 Di8 Supplyfanthermaloverloadalrm DOS Outside air damper DI9 Return fan thermal overload alarm DOG Bypass damper DHO Dirty heat recovery unitalarm DO7 Humidifier DIT Preheating pump 1 thermal overload alam DO8 General alarm DI12 Preheating pump 2 thermal overload alam DO9 Reheating pump1 DIT3 Reheating pump 1 thermal overload alam DO10 Reheating pump 2 DI14 Reheating pump 2 thermal overload alarm 338 338 3 33 N a UNE x D Z 558 85 588 83 585 8 88 88z2r8 a aN a 2 e z O z z z z z z z zoo O 00 o OO x J11 zz 2 gt gt gt ee 2 13 J14 J15 J16 J17 J18 IMI ar IU field card serial card pCO3 Mediu Im J1 E J24 2 J3 J4 J5 J6 J7 B TEE 7 gt xT LO a Oo N Q O sx gt O lis
104. ial 2 FieldBus Field device connection There are two modes for commencing local communication between pCO Manager and the controller 1 Activate the WinLoad protocol on the required port 2 On BMS and FieldBus only irrespective of the protocol set on the pCO simply connect pCO Manager and from Connection settings select SearchDevice Auto BMS or FB In this case it will take around 15 20 seconds to go online Memory limits The periodical monitoring of the application variables is limited to a maximum of 250 WORDS freely selectable from the entire memory available to the application The virtualisation of application variables is limited to a maximum of 50 WORDS selectable from the entire memory available to the application There are no address limits for one shot read write of individual variables all memory addresses reserved for the application in all tyoes of memory available on the pCO can be used X memory T memory P memory E memory Note for further details on installing and updating the software on the pCO controller see the online help for the pCO Manager program 5 2 SmartKey The SMARTKEY programming key is used to emulate the operation of the parallel programming key on pCO models where this is not available pCOXS pCO3 with the exception of the BOOT which is not loaded by the SMARTKEY Specifically the key can clone the contents of one pCO and then download the data to another identical pCO via
105. ial connection When updating the application and the BIOS the pCO operating mode switches to low level In this special mode the logged data cannot be downloaded to the PC nor can the application be loaded in compressed format To return the unit to normal communication mode reset the pCO board If uploading the BOOT or BIOS files only the other application files then need to be uploaded again The consequences of interruption to the upload procedure depend on the instant this occurs In any case the upload needs to be repeated If pCOLoad cannot connect to the pCO a Smart Key must be used to download the BIOS and any other operating application e g pCO functional test This refreshes the pCO memory allowing connection to pCOLoad Commissioning Tool 1tool Commissioning tool is configuration and real time monitoring software used to check the operation of an application installed on a pCO for commissioning debugging and maintenance This tool can be used to set the configuration parameters set the values of volatile and permanent variables save the trend in the main values of the unit to a file manually manage the unit I Os using a simulation file and monitor restore the alarms on the unit where the device is installed The configuration functions available on the commissioning tool allow the designer to decide which variables will be monitored logged plotted or monitored by event to organise the variables into categories and to
106. idifier alarm Reheatheater1 DU Retumairfiteralam Reheatheater2 DI8B Supplyfan thermal overload alarm Reheatheater3 DO Returnfan thermal overload alarm O J Bypass damper DO Reheating heater thermal overload alarm f General alarm Return fan inverter alarm DO9 Preheating pump1 D113 Preheating pump 1 thermal overload alarm DO12 Cooling pump2 D16 Cooling pump 2 thermal overload alarm DO6 DI17 Dirty heat recovery unit alarm 5 8 8 388 8 255 5 Qo a a DO DO NO a Qoo a i L 1L x k IANA QF Q Q n ER o ooor tg8 A A q o o o E B un A 53888538 8 585 88 5895 555 EEFI J12 J13 J14 J15 L J16 J17 J18 CRE e e BO m w d 9 Fi plc ui service card J21 J22 J2 pCO3 Large field card serial card J19 J20 88288 59 8882 25 Se a Lodo gos J1 E J24 J2 E J3 J4 J5 J6 J7 ALE o J8 so g a o a Sa Ce I BE 68 ls ag 6 Sila 898 B e8rzsses BaBBasBESEE lass e 8588 TISH rc e 3 e e e e e e
107. in Max index description Gfc16 Enthalpy management Atmospheric 1090 mbar 600 1100 pressure 7 7 VO test Screens He01 to He50 can be used to test the actuators during installation see menu Gg01 Modulating fan actuators can be adjusted from 0 to 100 to achieve design air flow rates For the digital outputs 0 corresponds to OFF and 100 to ON CAREL 8 FUNCTIONS FLSTDMAHUE features advanced control functions that can be activated based on the devices installed on the air handling unit Temperature and humidity control Freecooling and freeheating Heat recovery Air quality Air cleaning purging Priority to temperature or humidity control e Set point compensation Automatic summer winter cooling heating changeover Temperature and humidity supply limits Auxiliary control loops Frost protection and room protection The possible operations are described below additional custom functions can be created using the tool programming environment modules Refer to this for further information 8 1 On Off 8 1 1 ON Before switching On the AHU temporarily goes through the Start up stage during which the controller checks for any alarms opens the dampers and when open starts the supply and return air fans ON status requires the following with a logical AND relationship digital input keypad or BMS with keypad override scheduler time bands BMS KEYBOARD AUTO DIGITAL IN
108. inter high 90 RH Winter low 100 RAW 74 Gfc04 Temperature regulation Regulation type Prop inte O Proportional RAW 75 gr EProp Integr O TT NM Autocool heat ENO No Yes ONotyes D RW 168 Supply limits None 1 4 1 None 2 High 3 R W 76 Low 4 High Lo POS AO Teee Gfc05 Cooling regulation Differential 1d da2 pc 99D A RW 110 Neutralzone o Je A Rt Integraltime i deo Js Jo X 99 X RW 77 0 S 0 Derivative time 999 R W 78 030220921 rel 1 0 28 02 2011 65 CAREL Gfc07 Gfc08 Gfc09 Gfc10 Gfc11 Gfc12 Gfc13 Gfc14 Gfc15 Gfc16 Display description Description notes y ui ted Uc gt c gt TO E e J Heating regulation DWeed To C es J p pr Neualzone C SR Rw us Integral time O po RW po Dervatvetme po o Temperature supply limits Summerhigh To C ps J Rpm fe Weten C 999 A fm qu Summerlow o C 99 J RW Rf Winterlow o C 99 Z A RW fs Different C ms OR pw qu iexatme 5 ww E Enable Gfc04 O Oi VINTO W ETE wl wo 21 N Ello e ALG eere O Def O e D o D D m C Auto cool heat yes Supply limits alto basso Yes O Noj1 Yes aid 169 Z o o o un o o o e o uN WN Oo o Type of summer setpoint em TT compensation 1 External 2 Room 3 Return Compensation delta 99 AR Compensation stat C 99 JA RW 9 c
109. ion Integrat ge ll LIA Cool heat Ha01 Preheating O p po J 1 NoYes D RW te de Fits EE Enable flow feedback 0 No 1 Yes D RW Ha10 Cooling cool heat pumps Numberofpumps RT Waminglimit ZR Enableantiblock Yes de fo 1 Jononves EY RW Ha11 Preheating pumps Numberofpumps RT Waminglimit ER Enableantiblock ites SC NoYes ER Hal 2 Reheating pumps Number of pumps RAW Warning liit T_T Enableantiblock es Notes D NRW Ha13 Humidifier Type Adiabatic 1 Isothermic On Off control j2 RA modulating Isothermic Modulating control control 3 Adiabatic On Off control 4 Adiabatic Modulating control Hal4 Heat recovery type Plate exchanger 1 None 2 Plate exchanger 3 Run around coil 4 Modulating rotary exchanger 5 On Off rotary exchanger Regulation Temperature 0 1 0 Temperature 1 Enthalpy D RW rotary exchanger 3 Modulating FEE e 0 t o meme oo prm Modulating rotary exchanger Exhaust 3 External Recoveryheater No JO 1 Tonoinxes D RW_ Ha15 Air quality Regulationtype eA 1 2 Proportional 2 P 1 TIL RAW_ EER i no i 1 ll 1 C0212 CO2 VOC13 VOC__ I_ RW o Toons o Rw Ha16 Frost protection o 1 none 2 by frost stat R W 3 by re 4 by probe frost stat Ha17 Enable unit On Off
110. ironments application of the EN 61000 6 2 standard the length of the connections must be less than 30 m This length shouldn t be exceeded in any case to avoid measurement errors 030220921 rel 1 0 28 02 2011 14 2 6 Connecting the analogue outputs Connecting the 0 to 10 V analogue outputs The pCO controller provides 0 to 10 V optically isolated analogue outputs powered externally at 24 Vac Vdc The table below shown summarises the distribution of the analogue outputs according to the version available Model Terminals reference pCO small YT 12 13 14 VGO pCO medium Y1 Y2 Y3 YA VGO pCO large Y1 132 Yo Y4 13 YO VGO PCOS 1 1Mbyte Yo 2 GO 2 7 Connecting the digital outputs The pCO controller features digital outputs with electromechanical relays For ease of installation the common terminals of some of the relays have been grouped together Electromechanical relay digital outputs The relays are divided into groups according to the insulation distance Inside each group the relays have just basic insulation and thus must have the same voltage generally 24 V ac or 110 to 230 Vac Between the groups there is double insulation and thus the groups can have different voltages There is also double insulation from the rest of the controller Reference for relays with same insulation 4 CO sal mer Type of relay pe TypeA pCO medium ier from Type of relay pCO large for 8 Toen 14 to 18 Type of rela
111. itions 2 the request of summer winter acts on the speed of the heat wheel or on the modulating bypass damper 030220921 rel 1 0 28 02 2011 45 Que the following graphs consider the outside temperature to be constant Heat recovery is activated when the return temperature is closer to the temperature set point than the outside temperature RECOVERY IN COOLING cooling request active 8 9 4 Activation ON ABILITAZIONE ENABLE diff ke gt T delta Set RetT ExtT ON ExtT RetT gt delta recov OFF ExtT RetT lt delta recov diff recov RECOVERY IN HEATING heating request active ON ABILITAZIONE ENABLE OFF m T diff recov s le gt delta recov ExtT RetT Set ON RetT ExtT gt delta recov OFF RetT ExtT delta recov diff recov Key diff recov Set point RetT Recovery delta ExtT Outside temperature Mask index Display UOM description Gfc31 Heat recovery temperature activation Delta recovery Differential 3 0 0 D ryote for heat recovery by enthalpy only applicable to the wheel the same rules apply for activation The enthalpy delta is fixed at 4 kJ kg and the differential is fixed at 2 kJ kg Based on the efficiency of the heat recovery unit a deviation delta must be set between the return and outside temperature The more efficient the heat recovery unit the lower the delta The differential diff_recov is used to s
112. ity as the priority control an adiabatic or isothermal humidifier freecooling freeheating based on enthalpy and humidity recovery using a heat wheel The commissioning procedure is based on the documented design of the air handling unit being controlled the inputs and outputs can be assigned dynamically meaning there is no fixed position for the various types of probes actuators connected with the software proposing the first position available for the type of input output e g a certain input can accept a passive NTC probe or active probe with 0 to 1 V or 4 to 20 mA output The identification of the type of AHU being controlled is not based on the choice between a certain number of pre configured units rather the selection of the devices installed on the AHU e g preheating cooling reheating coils fans pumps inverter heaters dampers humidifiers heat recovery unit and then setting their parameters This simplifies configuration as the user only sees the parameters relating to the components used Changes can be made subsequently to the configuration without needing to start again from scratch pCO 1 1Mbyte in the 1tool programming environment is called pCO1XSE 1 1 Main features In summary parameter settings divided by level user installer or manufacturer with password protected access temperature and or humidity control with differentiated set point in cooling and heating automatic cooling heating change
113. lation 1 Constant pressure 12 Air quality 3 Fixed speed Ha24 Field port Modbus master Ha29 Press Enter to configure the VFD Ha39 Enable VFD Modbus protocol Yes Maskindex Display Def Min Max UOM description Ha40 Ha50 Supply return VFD Address 0 99 Data address LO 999 N 1 2 Data value 32768 32767 Default install N 80 Ha46 Ha56 Supply return VFD motor parameters Volt lo 180 690 V Cosfi 00 03 099 Frequency 0 130 320 Hz Speed 0 300 20000 rom Current 0 2999 9999 A Currentlimit Jo Jo 9999 A Hc40 Hc50 Supply return VFD VoltatoHz jo o j4 Switch 1 16 kHz frequency V f curve midpoint Voltage o Jo 100 0 320 Frequency 0 Mask index Display description Selection Ha41 Ha51 Supply return VFD Control place 1 1 O terminal 2 Keypad 3 Fieldbus Speed reference type O Ain1 1 Ain2 2 Keypad 3 Fieldbus 4 Motor potentiometer 5 PID regulation Clockwise anticlockwise Ha42 Ha52 Supply return VFD Frequency speed Ramp flying start Ramp coasting Ha43 Ha53 Action when in fault See parameters table Ha44 Ha54 Ha45 Ha55 Hc41 Hc51 Supply return VFD V f ratio Linear squared programmable linear with flux optimisation V f Optimisation Not used automatic boost Auto restart Not used used Maskindex Display description Def Min Max UOM Hc42 Hc52 Supply return VFD Min max frequency Max Hz freq Accelerati
114. lo oe OO Minlimt Ort Male atm 1 Max ooo Min limit 100 A R W Digital inputs Hb24 Position RAW ge REEL WE Postino ER logic NC NGNO JD W Position R W e AAA o Hb25 Postino DR logic NC NGNO b W Serious alarm Resti d_ deo o Ga d de_ O RW e logic NC de NGNO JD Rw Enable Ha16 Postion ___n_r_uo io eo Logic NC NO R W Hb26 Postino d des da Aa e o O Ow logic ne dJe __ IN JD Rw Postion Pf Logic NC NO RAW Postino ER logic NC J NGNO D W Hb27 Position R W si IAN a Postion Pf Logic NC NO R W 030220921 rel 1 0 28 02 2011 76 CAREL E e 9 Display description Peon tes 9 p Ge c x a O 3 E 9 E E AE Hb28 Humidifier alarm Postino ER logic NC NGNO RW Posion Jo 99 JP qi RW logic NC 1 NGNO JD RwW Inverter return fan alarm Position EN N ME E B E Hb29 Supplyfanoverload Supply fan overload overload a E e e AAA a GN Er Logic NC NO D R W roo Er logie NC JNGNO _______ D Rw 1Postion PR HOE Nf O CO 2 Position R W ge Re ED aaa O wr Hb30 Position o 9 _ RW logie NC O NG NO RW Preheat pump 1 overload Position 0 9 Rw logie NC NG NO RW Postion NENE rr o _ _ nam Logic NC NO D R W Hb31 Position e de de da A S Il qe toge NC NG NO RW Postion Pf
115. ly fan 2 thermal overload coil temperature Return fan 1 thermal overload Return fan 2 thermal overload Cooling pump 1 thermal overload Preheat pump 1 thermal overload Reheat pump 1 thermal overload Cooling pump 2 thermal overload Set point offset from AIN Preheat pump 2 thermal overload Reheat pump 2 thermal overload Hb32 Cooling pump flow switch Preheat pump flow switch Reheat pump flow switch Dirty heat recovery unit alarm Preheat heater overload Reheat heater overload Dirty filter alarm Door contact open Hb34 Smoke fire alarm POSSIBLE OPTIONS POSSIBLE OPTIONS PCOS 1 1Mbyte fito4 pCO 1 IMbyte 1to6 pCO SMALL ito5 PCOSMALL 1 to 8 pCOMEDIUM to8 pCOMEDIUM 1t012 PCOPLARGE lto10 pCOLARGE 1 to 14 pCOel pCOel El to E4 pCOe El to E4 COe not PT1000 pCOe2 i pCOel E5 to EB E5 to E8 Temperature Belimo M1 to M8 Tito T6 A1 to A6 Serial probes Humidity BMS variables S1 to S4 H1 to H6 A1 to A6 Belimo M1 to Ma BMS variables S1 to S4 CAREL ENG Hb48 Preheat heater 3 Reheat heater thermal Ha08 Hb33 Hb48 Preheat heater 4 overload Hb49 Reheat heater 1 Dirty heat recovery Ha01 Hb33 Hc18 Hb49 Reheat heater 2 unit Hb49 Reheat heater 3 Dirty filter Hb34 Hb49 Reheat heater 4 Eno mole Hb34 Hb50 Auxiliary loop 1 On Off EE Hb34 Hb50 Auxiliary loop 2 On Off P y T General Hb40 Hb50 Auxiliary loop 3 On Off BMS fi Hbso Auxiliary loop 4 On Off a E E POSSIBLE OPTIONS POSSIBLE OPTIONS atte
116. mostat The flow alarm can be generated by a pressure switch flow switch or by a differential pressure probe Mask index Display description Selection Ha04 Fan alarms 3 Supply return Air flow 1 None 2 Supply a 3 Supply return Air flow from 0 Pressure switch 1 0 Individual 1 All Hb27 Supply flow control 20 Logic NC NO Return flow control Position Logic Hb09 Supply pressure position Position Type 4to20mA 0to1V O to 10V Min limit Max limit Hb09 Return pressure position Position Type 4to20mA Oto TV Oto 10V Min limit Max limit 4030220921 rel 1 0 28 02 2011 99 note if the alarms involve the supply fan Ha04 the control devices that are stopped are those on the supply A delay when starting and a delay in steady operation can be set for the flow alarm The alarm has automatic reset until reaching the set number of attempts and subsequently has manual reset The flow alarm stops the fan for a certain fixed time before attempting to start it again In the case of backup fans the second fan will be activated immediately if available Mask Display description Def Min Max UOM index Hc05 Flow alarm threshold oo o 55 Pa i00 0 9999 Fe Differential 300 0 959 P Hc07 Fans flow alarm Startup delay 20 i 99 s Running delay S 99 To Flow warning retries 0 0 5 8 17 Air quality 8 17 1 Definition CO2 and or VOC Volatile Organic Compound probes can be used to mo
117. mpers limits setting Fresh airdamper min o 100 Fresh air damper max 30 100 Mixingdemper min 10 WO Mixing max To exploit freecooling freeheating to the maximum a delay can be set when starting the unit for activation of the other devices in cascade control Mask Display description Def Min Max UOM index HCO3 Damper setting Coil start delay 0 0 120 min Que if air quality control is also enabled see Ha02 when both functions are active the fresh air damper will open according to the higher request in the winter season freecooling is especially useful for cooling A typical example a crowded shopping centre or conference centre To do this enable auto mode on Gfc04 and set the freecooling parameters accordingly 8 8 5 Activation by enthalpy D ryote the following graphs consider the outside enthalpy to be constant Freecooling and freeheating by enthalpy are activated when 1 the outside enthalpy is closer to the enthalpy set point than the return enthalpy or alternatively 2 the outside and return enthalpy straddle the set point FREECOOLING ENTHALPY A ON ABILITAZIONE Mi ENABLE ABILITAZIONE ENABLE OFF as OPP Set 4 i E Set Ret enth 3 4 E Ext enth Ret enth ON Ret Enth Ext enth 4 OFF Ret Enth Ext Enth O Ext enth 030220921 rel 1 0 28 02 2011 44 FREEHEATING ENTHALPY ON
118. mpts for pumps CONTOS TABE OSSES 6 3 1 Configuring alarms AN OUE DIST Configuration of alarms the function of the contact alarm delay and Het LDERCHDHON Ref Description type of alarm must be completed during installation The following nie ELI table shows the settings Hb52 Return fan 1 di Hb53 Humidifier i Hb54 Supply fan 2 b Au Hb55 Estan T Normally closed NC Hb56 Supply fan star delta Hb57 Return fan star delta Type of alarm Enabling Config Delay Hb58 Bypass damper Generic Hc20 Hb59 Cooling valve or Hb39 Heat wheel heat recovery Serious i Hb60 General alarm Supply filter 1 eater Supply fiter 2 Hos Serious alarm eum fite horno Hboe ue nor alem Suppl fw ch Sous heater Return flow switch Ha01 Ha04 Hb27 and Hb63 Unit status ON OFF steady Hoe iter alarm um Hb65 Auxiliary 2 Heat recovery unit defrost HcO7 E ie Pump 1 thermal EE seel a o ar oni HELP ame reheat pump 1 N Cooling pump 2 Preheat pump 2 Pump 2 thermal Reheat pump 2 overload Hb45 Floating valve opening dli cooling heating cooling Floating valve opening preheat Coil flow switches NEG MEE Floating valve opening i Floating valve dosing See Fan thermal overloads AO Hb46 Floating valve closin supply 2 AL Ho29 bull a ME Backup Ha04 Hb47 Cooling heating cooling Hb47 Cooling heating cooling Backup Ha04 dl Fumie Cooling heating cooling Supply inverter step 3 Return inverter Preheat heater 1 Preheat heater Ha05 Hb33 Preheat heater 2
119. ms see the dedicated VFD_NXL manual 030220720 and the programming manual code 030220725 2 9 Connecting serial devices with Modbus Belimo protocol See paragraphs 6 6 and 6 8 The serial probes must be installed according to the following diagram and require the field serial card PCO100FD10 to be inserted in the special slot Field Bus The power Supply must be 24 Vac To connect Belimo devices use card PCO100MPBO The following figure shows two alternative connection possibilities ora eee PUMA DP PCO100MPBO 030220921 rel 1 0 28 02 2011 15 2 10 Remote terminal with pLAN network If the pCO boards are connected in a pLAN network the terminal can be installed up to 50 m away using a telephone cable while if using a shielded twisted pair cable TCONN6JOOO and separate power supply it can be installed up to 500 m away Note if the terminal is used in a residential environment the cable must always be shielded The maximum distance between the pCO and the user terminal is shown in the following table type of cable power supply power supply distance telephone taken from pCO 150 mA AWG24 taken from pCO 150 mA shielded cable AWG20 22 500m separate power supply via shielded cable TCONN6JOOO The maximum distance between two pCO3 controllers with AWG20 22 shielded cable is 500 m Note for further details and for the connection diagrams see the pCO sistema manual 030220335
120. mum 0 V 0 Maximum A RAW Maximum EV Minimum ft CA RW Hb56 Postion ER Minimum EV Maximum TA JRW Maximum do v Minimum 0A RW Hb57 Postion Et RW Minimum EV Maximum A JRW Maximum 0 V Minimum 10 A RAW Hb58 Postino ER Minimum o v jo Maximum A JRW Maximum EV Minimum 10 CA RW Hb59 Cooling Cool heat valve position Postino ER Minimum EV Maimm TA JRW Maximum Minimum 10 CA JRW Hb60 Position 0 99 R W Minimum Jo v To Maximum JA RW Maximum 0 V Minimum 10 A RAW 030220921 rel 1 0 28 02 2011 80 CAREL Display description Mask Index Hb61 eheating valve osition Minimum Maximum Hb62 Modulating reheaters position osition Minimum Maximum Hb63 otary recovery osition Minimum Maximum Hb64 egulation loop 1 osition Minimum Maximum Hb65 egulation loop 2 osition Minimum Maximum Hb66 egulation loop 3 osition Minimum Maximum Hb67 egulation loop 4 osition Minimum Maximum Hb99 Positions delete igital inputs nalog inputs igital outputs nalog outputs c Factory settings Hc01 Main regulation probe selection emperature umidity Hc02 Dampers limits setting resh air damper n ax Mixing damper n ax Hc03 Damper settings Coil start delay when freecooling freeheating active pening time losing delay HcO4 Fans Star Delta timing tar Line tar tar Delta Hc05 Flow alarm threshold upply eturn Differential Hc06 ans timing top delay
121. n door alarm unit antifreeze and room protection up to 4 independent auxiliary control loops each with its own PI control and control probe for example to manage a second humidifier input output test to check correctness of wiring during installation connection via FieldBus port and corresponding RS485 serial card accessory to serial probes inverters pCOe expansion card connection via BMS port and corresponding RS485 serial card accessory to a Supervisory system PlantVisorPro PlantWatch transferring the readings of 4 probes 1 2 Accessories available for FLSTDMAHUE Below is a list of devices suitable for use with FLSTDMAHUE CAREL features passive active and serial temperature humidity and differential pressure probes for room or duct installation specifically for the air handling unit appliance See the CAREL price list for the complete list 1 2 1 Room temperature and humidity sensor a TEMPERATURE SENSORS Code Type Range DPWT011000 DPWT010000 Oto1V 4to 20mA 10T60 C DPWT014000 Opto RS485 serial TEMPERATURE AND HUMIDITY SENSORS Code Range DPWC112000 Oto 10V 0to 10V DPWC115000 NTC O to 10V DPWC110000 Oto 1V 4to 20 mA hs dc DPWC1 14000 Opto RS485 serial DPWC111000 NTC O to 1 V 4 to 20 mA DPPC112000 10V O E o vo E L 10T60 C 10 to Oto1V 4to20mA 4 to ZUM 90 RH NTC O to 1 V 4 to 20 mA CAREL 1 2 2 Duct temperature and humidity sensor TEMPERAT
122. nabled manually forces fresh air into the room for a set time 8 18 2 Enabling The following are possible 1 enable the purge function manually only if the mixing damper is installed and the function is enabled 2 automatically activate the function at start up based on the scheduler Mask Display description Selection index Hal5 O No 11 Yes Gg02 Air quality No Yes Stop purging No Yes min Repeat at start up No Yes Mask Display description Def Min Max UO index M Hc19 Cleaning time 10 0 300 min 8 18 3 Control During the purge function the fresh air damper is fully opened to assist the inlet of fresh air and the fan is operated at maximum speed Eie in the status of frost protection the function is disabled 8 19 Frost protection 8 19 1 Unit frost protection This can be activated by thermostat probe or thermostat and probe together If activated by thermostat the Frost protection alarm digital input is configured on Hb25 if activated by probe the frost protection probe analogue input is configured on Hb11 the set point and differential are set on Gfc33 ON OFF diff gt I Set Key Set Frost protection set point B Frost protection probe diff Frost protection differential Mask index Display description Selection Ha16 Frost protection 1 none 2 by frost stat 3 by probe 4 by probe frost stat Hb11 Frost temperature position zO position type NTC
123. nd on the type of air handling unit and involve these steps 1 Check correspondence between the design AHU its recommended to refer to a complete hard copy drawing and the AHU managed by the pCO board with the default parameters See the Hardware installation chapter Dir selecting the devices on screens Ha01 and Ha02 defines the AHU and determines which of the following screens or configuration menus for the inputs and outputs Hb are displayed 30 030220921 rel 1 0 28 02 2011 CAREL 6 2 Configure devices Ha From screen Ha03 on the selected devices type of control and corresponding probes are configured These settings must be coherent both with the electrical connections made and the software loaded on the pCO board during installation Ha03 fan type with inverter or on off control see paragraph 8 14 Ha04 fan alarms thermal overload and or flow Ha05 preheating device floating valve modulating valve heaters Ha06 cooling device floating valve modulating valve floating valve direct expansion steps Ha07 heat cool coil Ha08 reheating device floating valve modulating valve heaters Ha08 reheating operation for compensation integration integration compensation Ha09 enable pumps on cooling preheat and reheating coils Ha13 type of humidifier isothermal or adiabatic ON OFF or modulating Ha14 type of heat recovery unit cross flow run around coil or modulating heat wheel
124. nd the switching threshold on Gc03 Selection Mask index Display description Gc0 1 Season selection from H O temperature Mask Display Def Min Max UOM index description Gc03 Season threshold Summer 25 99 9 99 9 C 8 13 Pump management Up to two pumps are managed with rotation and alarms The corresponding functions concern 1 automatic rotation between the pumps to equally share the work load and operating hours between pumps This is activated e when a certain period of time expires when a thermal overload alarm is activated or there is no flow on one of the two pumps 2 antiblock management with temporary activation of the pump when the system is not used for long periods 3 frost protection by starting the pump to circulate fluid The pumps are enabled as devices and consequently the number needs to be defined For the explanations of the other parameters see Rotation between two pumps and Pump alarms 030220921 rel 1 0 28 02 2011 49 Mask index Display description Selection Ha09 E ni a q 1 Yes Cooling Cool heat Preheating JoNo 1 Yes 0 No 1 Yes Mask index Display description Def Min Max U M Ha10 Cooling cool heat pumps Numberofpumes PT PI amg Pop po Ewbeawbok fe p Hal Preheating pumps Numberofpumps PO PT Wamimt ppp Enable amblodk fe p fp Hal2 Reheating pumps Numberofpumps P PI Wamimt Pop D frableantblock ps p p Hc17 Pumps Fomina pop pe
125. nd then on the following screen enable language selection when starting G b Information information relating to the application code and version on the first screen available while the second shows the information concerning the pCO board hardware G c Summer Winter the season can be selected via Keypad the following screen is used to select the current season summer or winter Digital input summer winter changeover depends on a previously configured digital input Hb24 BMS season changeover is managed by the supervisor Keypad BMS the season changeover control is the most recent between keypad or BMS AUTO if FIX DAYS is selected on the following screen the start summer and start winter dates can be set while if on the other hand AUTO is selected as well as the start summer and start winter dates temperature thresholds can be set to change season automatically See paragraph 8 7 G d Working hours displays the operating hours of the main devices on the AHU fans humidifier pumps heaters that may require periodical maintenance Note from this point on in the submenu password PW1 must be entered to browse the screens Ge BMS configuration this section is used to set all the parameters required for connection to a supervisory system such as the protocol communication speed and address The BMS offline alarm can be enabled to signal communication failures during operation and finally the c
126. nitor air quality and if necessary increase the flow rate of fresh air to increase the concentration of oxygen 8 17 2 Enabling The air quality control function can only be enabled if the mixing damper is fitted or the fan features modulating operation The type of control can be selected between proportional or proportional integral Mask Display description Selection index Ha02 Dampers type Fresh air mixing Fresh RR air mixing exhaust Enable air quality Yes management Ha03 inverter Air quality Ha15 Air quality Proportional P CO2 CO2 VOC VOC ERE Position 0 Hb14 VOC air quality Position 0 Que e if both probes CO2 VOC are set the active request will be the higher of the two e setting fan control to air quality automatically enables the function With other settings to enable quality control set the corresponding parameter on Ha02 8 17 3 Control Once the type of probe has been selected the set point and differential need to be defined for each function For P l control also set the integral time Mask Display Def Min Max UOM index description Gfc30 Air quality with CO2 Setpoint 1200 0 5000 ppm Differential 200 0 5000 C Air quality with VOC Setpoint 50 o 100 Differential 10 O 100 Hc19 Integral time 300 9999 S 0 Diff COAVOC gt Set Key CO2 VOC Air quality request CO2 VCC air quality set point Diff CO2 VCC air
127. nverters If the fans are controlled by inverter three types of control can be selected Mask index Display description Selection Ha03 Fan type 1 Static pressure 2 Air quality 3 Fixed speed 1 Static pressure on unit power up the fan operates at minimum speed and then tries to reach the differential pressure set point with the PID parameters set 030220921 rel 1 0 28 02 2011 Mask Display Def Min Max UOM index description Gfc17 Supply inverter Minimum fixed 30 100 e all E lll Max power o o 100 PRetuninvener Minimum fixed pow JP m Maxpower 100 0 100 Gfc18 Supply flow control Setpoint 1500 0 2000 Pa Differential 300 0 100 rintegraltime 300 0 1000 Derivative time io o 999 Gfc19 Return flow control Setpoint Tiso 0 2000 Diferential 30 o 100 itegialtime xo o froo Derivative time 9999 S Supply fan inv Return fan inv Max power Min power diff Supply pressure lt an Return_Pressure Key Supply_pressure return pressure Supply_fan_inv Return_fan_inv Supply return pressure Supply return fan inverter request Minimum power Maximum power Min_power Max_power 2 Air quality on unit power up the fan tries to satisfy the request Supply_fan_inv Return_fan_inv Max_power Min_power 0 100 Req Air Quality 3 Fixed speed control is completely disabled and the fan
128. o El ConnessioneRemota IndirizzaD ispositivo MumeroT elefanico PasswardDispositieo E DatiConnessione MumeroPorta COM 4 TipoModem Power down the controller and then power up again click the button to make the connection once connected the ONLINE icon will flash in the bottom left corner Commissioning LogEditor Select the directory where the application files are located and select Upload to load the application to the pCO controller ageer e CAL ett AVORTIAHY BencarolSergents dall Occolre FLSTORAHUE _1 1802_2010_05_14 Bin Moschee He BP v R STDeAHUEnOD AGI EN ae v fL STOmAHUEGO P301 IT AD v FL TOmAMUEQUZ P301 ES Strobeg fle BUB BIN BLS v RASTIMAHLE BIN Preset parametri Vr DEV DI FLSTDMAHLE DEV DI PLSTDmAMUEDOO Padi EM DEV TT FUSEDEAFLEUDI PGD1 IT DE V 7 RLSTDeAHUEDOC PODI FSDEV Logan 7 Variab pubbliche fle PT 7 Configurazione pCO log fle LET Agpunptie dev 7 Aggiorna risorse grafiche ORT 7 Abiita upload rippato 030220921 rel 1 0 28 02 2011 89 11 3 Commissioning Use the mouse to select commissioning at the bottom left A new work area will be displayed Select the directory where the 2cf files are located Commissioning hd LogEditor ci MRrettiavoriatu_boscanstsargenti dall occorse lit dmahus xl Data creazione octobre 2050 14 56 21 Data Ultima modifica 25 ottobre 2050 9
129. o move to category C Clock scheduler 4 press Enter to display the first screen COT 5 Press Enter to modify the current time using UP DOWN 6 Confirm by pressing Enter and move to the minutes 7 repeat steps 5 and 6 three times to modify the date day month year 8 press Esc to exit the parameter setting procedure Que the clock must be enabled on screen Hc20 if the clock card is installed on the pCO EXAMPLE 2 Setting the time bands 1 press Esc one or more times to move to the standard display 2 press Prg the display shows the main menu 3 Press UP DOWN to move to category C Clock scheduler 4 press Enter and UP DOWN to display the second screen C02 Enable bands and choose YES 5 choose the day of the week the time each band starts F1 F2 F3 F4 and the corresponding operating mode 6 if necessary copy the settings from one day to another CAREL A Comfort Precomfort Economy Economy gt F1 F2 F3 F4 l Que the set point for Comfort Precomfort and Economy modes can be set on screens BO2 BO3 BO4 respectively Setting the Service parameters The Service parameters letter G concern 1 parameters modifiable without password a Change language b Information application BIOS and BOOT version c Summer winter summer winter changeover mode keypad digital input BMS auto water temperature d Working hours read device opera
130. obe no 1 to 6 Address 128 to 159 Type Temperature Temperature humidity Hb01 to Hb08 Analogue inputs Supply return outside room temperature Supply return outside room humidity position gt 0 Min limit max limit Sei default installation refers to the default configuration of serial probe parameters shown on the probe instruction sheet also set the address protocol and communication speed using the dipswitches on the serial probe the position of the serial probes is defined as follows Serial Temperature T1 to 16 Al to A6 probes Humidity H1 to H6 Al to A6 with the following meanings Al Average between all probes A2 Average between 1 2 A3 Average between 1 2 3 A4 Average between 3 4 A5 Average between 4 5 or 4 5 6 A6 Average between 5 6 6 7 VFD inverter connection The inverter is used to manage the fan speed for constant pressure and fixed speed control modes After having inserted the serial card PCO100FD10 in the slot marked field card up to 2 VFD inverters can be connected for the control of supply and return air fans which must be selected on screen Ha03 Note serial network connection is also useful for ON OFF or fixed speed fan control as the inverter parameters can be set directly from the terminal VFD VFD Inverter 1 Inverter 2 410111916 A Rm 030220921 rel 1 0 28 02 2011 54 Maskindex Display description Selection Ha03 4 Inverter Fan regu
131. of electrical and electronic waste the penalties are specified by local waste disposal legislation Contents 1 Jl 12 2 1 2 2 2 5 2 4 20 2 6 2 7 2 8 2 9 2 10 2 11 3 1 32 5 5 4 1 42 43 44 4 5 4 6 4 7 4 8 5 1 5 2 5 5 6 1 6 2 6 3 6 4 6 5 6 6 6 7 6 8 6 9 Ta 7 2 7 3 7A 75 7 6 1 1 8 1 8 2 8 3 8 4 8 5 8 6 8 7 8 8 8 9 8 10 8 11 8 12 8 15 8 14 A A o E O do O ea O io O to idee Do ee 7 MACA OS Se a ne ee 7 Acces one aD OE SHON ARO EE Sint GE EE EE EE GEE IE EE ret le I EA MAE A MD LAUR CL A 7 a e e e UE E o O II A 11 Nes RO OA arte 1 Destipiioekiie et also Hie DEL pesa lella 1 olii EO RE IE OO in ia 12 EME olies lose DAE EE SE EE d Ebo Eae mtcr vm TEN D MT en er AD LU dS 13 CONEA die die Ici iii 13 CONE ape canal o ira asta 14 Comnecins die die OUD USE N N A ED ED ARA 14 Connedine metan Vea 15 Connecting serial GEVIC CS with Modbus Bello Protocol sen ES EG EG N EG Ee O 15 Remote termina Wit DEAN OI E 15 Bone siele ie DM T RA ES RR OE M 15 VOER INTEREAGE ee ee GE TO SE Ge N Ge ee GE GE EG ET 20 Giel ed EES SEE EE EE EE EE GE EG EE EG GE GE EG EE EE EE DE De 20 Display ona GE E E T AE EE EE RE EE O EEEO 20 OI WII e CREA CT 20 DESCRIP MON OF THEMENU aura 25 A d BA RE Oo mee 25 Et PELI A DN EN E SD ie 24 C COK SCHECUIER cok aiid alah erstes ci DL DL M M DE DLE DAL LL LM IK Le c mL DL Lcid EE ME E Ted ae 24 D PU OD
132. oling Cool heat Pre heating Re heating ump 2 Cooling Cool heat Pre heating Re heating Cooling floating valve open Cooling floating valve close Cool heat floating valve open Cool heat floating valve close Preheating floating valve open Preheating floating valve close Reheating floating valve open Reheating floating valve close Regulation loop 1 E gt E gt O E O E BREE 3 3 3 E TH RI p Max O On On On Enable Ha01 Ha09 Config Hb43 Enable Ha01 Ha09 Config Hb43 Enable Ha01 Ha09 Config Hb43 0 Off 1 On 0 Off 1 On 0 Off 1 On O E O E On On On On On On On On On On On On Enable Ha01 Ha09 Config Hb44 Enable Ha01 Ha09 Config Hb44 Enable Ha01 Ha09 Config Hb44 Enable Ha01 Ha06 Config Hb45 Enable Ha01 Ha07 Config Hb46 Enable Ha01 Ha06 Config Hb45 Enable Ha01 Ha07 Config Hb46 Enable Ha01 Ha05 Config Hb45 Enable Ha01 Ha05 Config Hb46 Enable Ha01 Ha08 Config Hb45 Enable Ha01 Ha08 Config Hb46 Enable Ha19 Config Hb50 Regulation loop 2 Enable Ha19 Config Hb50 Regulation loop 3 Enable Ha19 Config Hb50 Regulation loop 4 Enable Ha 19 Config Hb50 0 0ff 1 On 0 Off 1 On 0 Off 1 On 0 Off 1 On 0 Off 1 On 0 Off 1 On 0 Off 1 On 0 Off 1 On 0 Off 1 On 0 Off 1 On 0 Off 1 On 0 Off 1 On On 0 Off 1 On On 0 Off 1 On On 0 Off
133. ometer 5 PID regulation Rotation type Clockwise 1 0 Clockwise 1 Counter R W clockwise Ha42 Supply VFD Motor control mode Frequency O Frequency 1 Speed R W Star funtion e pa O Ramp 1 Flying start EEUE Stop function Coasting o 1 OCoastingi Ramp I RW Ha43 Supply VFD 1 ian O None 1 Warning 2 Fault 1 I x 40331003 1 415 none 3 stop function 3 Fault R W coasting Ha44 Supply VFD l O None 1 Warning 2 Fault e none 3 stop function 3 Fault R W 164 7329350 coasting Ha45 Supply VFD O None 1 Warning 2 Fault Action when in fault nia d RAN 453454 one stop function 3 Fau coasting O None 1 Warning below limit 2 Warning above fee TOM limit 3 Fault below limit AN 4 Fault above limit Ha46 Supply VFD motor parameters LY EN pet AA AAA Cosfi 0 30 0 99 E His oo er Speed o mm 30 200 RW Current 0 A 9999 999 JA J A Rw Curntlimt ooo 0 o 999 J A RW Ha50 Return VFD Address a eal A d l RR Data address CTC 999 RW Datavalue Jo loss 3277 Cid EE RW To Defaultinstall IN JN S j ONNoiS Ys TT RW Ha51 Return VFD Control place I O terminal 1 a 1 I O terminal 2 keypad 3 R W Fieldbus Speed reference type Ain 5 0 Ain1 1 Ain2 2 Keypad 3 R W Fieldbus 4 Motor potentiometer
134. ommissioning service can be activated requiring connection to a computer running the pCO manager program G fa Working hour set used to set the operating hour threshold for the main devices on the unit fans humidifier pumps and heaters When the operating hours are exceeded a warning is shown that must be reset by accessing this screen See the chapter on alarms CAREL Gf b Probe adjustment used to set an offset to add too or subtract from the probe reading in question temperature humidity differential pressure air quality Once having confirmed the offset value Cal pressing automatically updates the value of the corresponding probe shown to the side G f c Thermoregulation this branch includes all the parameters relating to temperature control and that can be modified during installation or service except for the manufacturer parameters which are located in branch H c Main mask information these are the two variables available on the Standard display Temperature humidity limits set these are the minimum and maximum limits for setting the corresponding set points B Setpoint gt B02 Comfort B03 Pre comfort BO4 Economy in Economy Pre comfort and Comfort modes both summer and winter For the explanation of the following screens relating to the control algorithms see the Functions chapter G f d User service change PW1 this is used to load the unit configuration saved H Manufacturer
135. ompensationend oo C es h wto Type of winter setpoint E l Bigi compensation 1 External 2 Room 3 Return Compensationdeka SCS c bo hbo ra Compensation start E 999 FAR paa Compensationend C 999 pos JA RW fz 1 Proportional Integral 2 PID Autohum dehum Po No es oiNojtves fp RW 170 13 low 4 high low Differential MRH po ho RW pe Newz TS Po pm po m Bw E Integral time po s X 5p pa Rw es pervatvetme bo o E B B 1 d Ew PP Dffeenia 9 p poa p fc mw po Mumlzn po pm po o Rw p Integraltime BOO s p po Rw pa Derivativetime Po p p 9pgo Rw p Humidity supply limits Enable Hc01 Humidity probe supply Highlimt hoo pm p fc __ Rw ps lw pr p o 1 Wa Diewe B om p oo Bw pe tegalim Os p ft RW GN EEN EE EE N ud 1 Humidity dampers settings Temperature differential AE E be e A w s Enthalpy ciferenta bo fg bo pos o w fi Atmospheric pressure 1090 mbar 600 1100 RAW 98 030220921 rel 1 0 28 02 2011 66 Address CAREL wy c O I Display description REPO 2 E A T ics E lg HE t s U c gt S to O D gt 5 E cc Uc Gfc17 Min fixed pover o 3 Jo Maxpower JA RW 12 Max power T Jio Mnpower 100 TA Rw 128 Min fixed power 30 0 Max power A RAW 129 Max power 10 Minpowr 100 A RW 13 Gfc18 setpoint 500s Pa JO 2000
136. on time 3200 S Deceleration time 1 0 1 3200 S Dior the control place parameter establishes the source of the signal to the start stop the fan The speed reference parameter establishes the source of the speed frequency reference See the VFD inverter manual for on off fans the VFD can be configured to set the parameters from the display CAREL 6 8 Belimo actuator connection After having inserted the serial card PCO100FD10 in the slot marked field card for the pCO1XS code PCO1MPOCXO is available with integrated Belimo card up to 8 Belimo actuators dampers valves etc can be connected and must be selected on screen Ha27 The Belimo protocol must be set on screen Ha24 Each Belimo actuator can be connected to an NIC probe oneOto 1 VorOto 10 V input one digital input Attuatore Actuator Belimo 2 8 GHD The following parameters are selected on the screens for each actuator actuator address setting procedure manual or automatic type of probe connected and the minimum maximum limits function of the probe In addition the adaptation procedure needs to be run to align the position Mask index Display description Selection Ha24 Protocol e Salmo Ha27 Belimo devices Number of actuators 0to8 Ha28 Press Enter to configure Belimo actuators gt Ha60 Ha60 Belimo 1 to Belimo 8 Ha60 Ha63 to Actuator type read only 1 None 2 Air Ha81 actuator 3 Valve actuator 4 V
137. onfiguration and then enter the new configuration 4 Set device control parameters menu Ho 4 Access menu H Manufacturer 2a Configuration to select Ha01 the main devices on the AHU number of fans number of START heating coils enable humidifier enable heat recovery unit Ha02 type of dampers enable freecooling freeheating by temperature enthalpy air quality control 5 Again in menu H Manufacturer 2a Configuration configure the Ha type of devices modulating valve floating valve heaters no of pumps for each coil type of air quality control and other functions such as purging type of frost protection etc See the table of parameters for the list of devices on the Ha screens that are displayed according to Hb the selections made on Ha01 and Ha02 EXAMPLE the default configuration of the pCO Large includes a heat i recovery unit with bypass damper If the AHU is designed for an application in which neither freecooling nor the possibility of frost Hc forming on the heat recovery unit are envisaged this device may not exists and therefore can be excluded thus freeing an output Simply i access the Configuration menu screen Ha14 and disable the bypass d o EU gt amper 6 1 Select devices Ha Once the application program has been installed and the electrical connections have been completed see the Hardware installation chapter the operations required for commissioning the controller depe
138. ool heat is active Gfc04 both heating and cooling are possible in summer and winter Mask Display description Selection index Gc01 Season selection from Keypad Digital input B M S Keypad B M S Auto H O Temperature Gc02 Auto Fix days Gfc04 Temperature regulation Auto cool heat No Yes For automatic season changeover on screen Gc01 and Gc02 the season must be selected as Auto Automatic selection allows the changeover to be managed actively in the sense that for one month before and one month after the set date the season changeover can be brought forward or postponed if the outside temperature remains above or below a certain level for a certain set time in hours both to enter and exit the function eliminating swings in system operation This allows a temporary change in season and corresponding set point without having to act manually to adapt for days with uncharacteristic outside temperatures for that period After Delay change change to Summer change to winter immediately Summer start 1 month Summer summer After Delay change change to Winter Thr winter 7 7 Try to change in change to change to summer but the summer summer ext temp 1s to low 1mmediately immediately Mask Display Def Min Max UOM index description Gc02 Set season dd mm dd mm Thresholdsummer 25 999 999 Threshold winter 10 999 999
139. ort mode is half way between Economy and Comfort 4 3 C ES Clock Scheduler The following values can be set current time and date enable and program the time bands The time bands are programmed on a weekly basis with four time bands available for each day of the week starting from times F1 F2 F3 F4 Each time band can be assigned an operating mode choosing between OFF Economy Pre Comfort and Comfort The settings can be copied from one day to another A Comfort Economy Economy F1 F2 F3 F4 Key F1 to F4 Start time band 1 to 4 t time A Operating mode Note the set points can be set independently for each operating modes holidays three holiday periods can be set with start and end sate and operating mode Economy Pre comfort Comfort 030220921 rel 1 0 28 02 2011 24 special days up to six special days can be selected defining the operating mode Note the auto option involves normal operation based on the time band settings enable daylight saving selecting the start and end date and time for the period A transition time can be set between 0 and 240 minutes GO Note if set point from digital input is enabled screens Ha18 and Hb24 double set point the input can be used to switch from Comfort to Economy mode In that case screens C02 C03 C04 are not shown when programming the time bands holidays and special days 4 4 D E Input Outpu
140. over set point compensation in cooling and heating selection of up to four daily time bands with settings for each operating mode holiday and special day function with reduced set point cascaded control of heating cooling devices so as to maximise energy saving operation in comfort precomfort or economy mode if time bands are enabled management of pumps including in tandem for preheating cooling reheating coils with rotation backup overload alarms and anti blocking for each pump minimum water temperature limit settable for opening the coil valves dehumidification by cooling including with dewpoint control dewpoint and reheating coil bands for activating the preheating and reheating devices can be overlapped to supplement each other ON OFF or modulating control of isothermal or adiabatic humidifiers e freecooling and freeheating based on temperature or enthalpy heat recovery with cross flow heat recovery unit run around coil or heat wheel based on temperature or enthalpy 030220921 rel 1 0 28 02 2011 DPPC1 10000 DPPC1 11000 control by inverter of fans at constant pressure or constant speed management of fans including in tandem with rotation and backup functions air quality control with CO2 and VOC volatile organic compounds probes safety protectors for antifreeze dirty filters smoke fire no air or water flow humidifier alarm inverter alarm ope
141. p procedure the warning is reset only flow is measured and the pump is on if the number of attempts to restore flow is 0 the alarm is activated immediately and no attempt is performed to restore flow also see the documents on pump module in 1tool CAREL up EXAMPLE ON REQ OFF Stop Time by Warning Stop Time by Warning Stop Time by Warning ON PUMP1 OFF ON NO FLOW OFF ON WARNING OFF ON ALARM Reset warning OFF E gt Del_Startup_Flow Del_Run_Flow i Del_Startup_Flow i Del_Startup_Flow First warning j Second warning e gt lt Key REQ Request Del Startup flow Flow alarm delay in start up PUMPI Pump pDel_Run_Flow Flow alarm delay in steady operation ALARM Alarm The heaters may be on off or modulating for the selection see parameter Ha05 8 14 Cooling devices The following cooling devices are managed Ha06 Mask ind Displ Selecti e valves 0to 10 V with one analogue output AE oh SEEN e floating valves with two relays outputs one for the open Ha05 Heaters type On Off Modulating On Off binary command and one for closing e direct expansion stepped control calling the condenser The type of control depends on the number of heaters only without management of the refrigeration cycle 1 Modulating see the graph in the previous paragraph Out Out 1 ON OFF BEER 2 ON OFF binary for 2 heaters only if
142. phs show that the valves do not open inside the neutral zone around the set point therefore the heating or cooling action is not performed 8 4 Humidity control 8 4 1 Enabling The following must be enabled or selected 1 the humidifier Ha01 2 the type of humidifier Ha13 and in the event of adiabatic humidifier the supply temperature lower limit Gfc35 3 the probe used for humidity control Hc01 4 for adiabatic humidifiers the air preheating probe Gfc25 Gfc27 5 the type of control proportional proportional integral proportional integral derivative on Gfc10 6 the PID control parameters for humidification and dehumidification and the corresponding neutral zone Gfc12 Gfc1 1 the humidity set point limits in summer and winter paragraph 8 2 8 humidification in summer or dehumidification in winter according to request auto hum dehum Gfc10 9 whether the reheating coil acts to supplement the preheating coil integration or also to compensate for the reduction in temperature due to dehumidification Gfc28 SS o Note e control normally performs humidification in winter and dehumidification in summer Only if auto hum dehum is set Gfc10 humidification is also performed in summer and dehumidification in winter e the minimum opening in dehumidification mode may be different from that in cooling because represents the minimum passage of water that manufactures dehumidification CAREL WINT
143. play is an electronic device that allows graphics management using the icon based display as well as supporting international fonts CAREL ENG 1 2 15 VFD inverter 1 2 18 Analogue output module code CAREL VFD inverters are available in various sizes for controlling fans CONVO 10A0 AE E RI fixed speed 5ee Connecting the VFD This converts the PWM signal for solid state relays SSR into a inverter standard 0 to 10 Vdc or 4 to 20 mA signal For pCO 1 1Mbyte models only output Y3 di o i 1 2 16 pCOe expansion card The expansion card code PCOE004850 is an electronic device part of the pCO sistema family designed to increase the number of inputs and outputs available on pCO controllers pag 1 2 17 Belimo actuators The MP Bus card can be used to control up to 8 Belimo valve and damper actuators each where necessary with their probe or digital input meaning significant savings in wiring required during installation 030220921 rel 1 0 28 02 2011 10 CAREL up 2 HARDWARE INSTALLATIO 2 1 DIN rail assembly and dimensions A A 45 110 Y PA 2 oCO3 SMALL DCO3 MEDIUM 0CO3 LARGE pCO 1 1Mbyte Em A mm DS 315 315 140 P 2 2 Description of the terminals on the pCO Large np 24 Vis 50 to 60 Hr ma power 49 VAINA field card 1 2 OF J5 pm ali 8 8 35358 2Qdvoeoozsc e 2 3 analis mam maa anallaa aa ala aa aal aa ana al A AD PP C DI 2 AI 9 reserved 8
144. qc FE jf N EN tem pe rature A R 17 External humidity n rH 0 100 030220921 rel 1 0 28 02 2011 58 Address CAREL Mask Index J S CO DO4 DO5 DO6 DO7 DO8 DO9 D10 D11 D12 D13 D14 Dis D16 2 Display description Description notes x S G v DE _ i 38 s l s 5 E JE m Frosttemperature Ci pos po 5 R hs Off coiltemperature fe pos po po Ao Rn Fr Exhaust temperature Enable Hab Hal4 defrost probe exhaus Hors fo s pos R po 002 pm fp 3 m B o o B pode RR A Cooling cooV heat___ Enable Hc11 Hc14 Config Hb16 F fpe poo pos KM R e Pre hesing EnableHegContigHby fc fes pes A k i L Re heatng Enable Hc16 Config Hbt8 FCF OM R pa L Setofset Enable Ha19 Config Hb23 F C 1999 pos ARS Regulation oop Enable Ha19 Config F H fo axo h k po L Regulationloop2 EnableHalS Config Ho20 ko 320 pro Ao R p L Regulationloop3 EnableHalS ConfigHo21 p F 320 820 Ao R ps L Regdaonicopi Enable Ha19 Confia Hbaz f E xo fp A Rb Enthalpy Supply Embemm E Ee p pe hR RI Retum lEnableHa02 E Kg po 999 J A ph R Fr Room lEnableHa02 E Kop ges XJ OA R Fr emi Rinabletao E Ee p pos Jh R t Setpoint Enable Haoo E Kg po pos A R H Digital inputs Remote OOF EmbieHaTncomgnba PE p p pecosedioopen PR E
145. quality differential Based on the request first the fresh air damper output will be increased and then the fan output cascade control A OPEN Req Damper Req Fans 0 Req gt lt gt Set 50 100 Key Set Air quality set point Req_Fans Fan request Req Damper Fresh air damper reguest Reg Air guality reguest Note the fan request from O to 100 96 varies the fan speed between minimum and maximum The maximum and minimum limits for the mixing and fresh air dampers are set on Hc02 Based on the percentage of the air quality request the dampers will operate with the following trend The exhaust damper if available follows the trend of the fresh air damper For ON OFF dampers maximum corresponds to ON and minimum to OFF A 100 Max Mix Damper Max Ext Damper Min Ext Damper Min Mix Damper 100 Req Key Req Air quality request Min_Mix_Damper Mixing damper minimum limit Max_Mix_Damper Mixing damper maximum limit Min_Ext_Damper Fresh air damper minimum limit Max_Ext_Damper Fresh air damper minimum limit Que opening the fresh air damper involves proportionally closing the mixing damper respecting the corresponding minimum and maximum limits If a freecooling freeheating request is also active the fresh air damper will open based on the higher of the two 030220921 rel 1 0 28 02 2011 54 8 18 Purging 8 18 1 Definition Air purging once e
146. raph 6 3 4 5 E EEI Data logger From the main menu E the logged alarms can be displayed in sequence the alarm is saved with its number in the log the time date code description and the supply TS and return TR temperature measured when the alarm was activated to cancel the alarms access the Service menu with password G Service gt f Service settings d User service Change PW1 gt Delete data logger The Alarm button on the other hand is used to mute the buzzer if fitted display currently active alarms and reset them obviously these remain in the log and at the end of the list go directly to the data logger Que also see the chapter on alarms the alarm log cannot be accessed directly by pressing the alarm button 1 030220921 rel 1 0 28 02 2011 4 6 F amp Board switch The main menu F displays the graph of controllers connected in the DLAN network To switch from one controller to another scroll to the go to unit field and enter the address of the unit to connect to as soon as the connection has been established the address is shown in the unit address field and on the graph 4 7 G R Service The main menu G provides access to a submenu divided into two parts the first a b c d is not password protected and can be used to display and set the following G a Change language select one of the languages loaded in the application program Italian English a
147. rd code PCO1MPOCXO 6 5 pCOe expansion card connection After having inserted the serial card PCO100FD10 in the slot marked field card up to 2 pCOe expansion cards can be connected and must be enabled on screen Ha26 Each pCOe card can be connected to e 4 Carel NTC probes 50T90 C R T 10 kQ at 25 C or active probes 0 to 1 Vdc 0 to 10 Vdc 4 to 20 mA selectable via software in groups of two B1 B2 and B3 B4 4 digital inputs 1 analogue output 4 digital outputs Serial Address i inni ON 1 A i nun PEL Wy GN HE RY it Each expansion card must be set with a unique network address using the dipswitches The configuration screens are used to select the card address the functions of the probes Mask index Display description Selection Ha26 pCOe number 1302 pCOe 1 address 1to5 pCOe 2 address 1165 Hb01 to Hb08 Analogue inputs Supply return outside room temperature Supply return outside room humidity position 0 type 4 to 20 mA 0to1V 0to10V 4030220921 rel 1 0 28 02 2011 29 p NM the position of the probes connected to pCOe is defined as follows pCOe 1 El E2 E3 E4 peoe pCOe2 E5 E6 E7 E8 e E1 to E8 identify both analogue and digital inputs 6 6 Serial probe connection After having inserted the serial card PCO100FD10 in the slot marked field card up to 6 serial probes can be connected and must
148. s setting of temperature and humidity control probes minimum and maximum limits for opening the dampers fan activation delay coil activation delay on unit startup travel times of three position valves temperature limits for activation of preheating reheating and cooling coils delay time for activation of alarms and inverter VFD configuration parameters for the supply and return fan See the chapters on commissioning and description of the functions 030220921 rel 1 0 28 02 2011 22 Procedure The setting display procedure is similar to the one for the user parameters however password PW2 must be entered to access category H parameters A Important the Manufacturer parameters can only be modified when the controller is OFF Note the manufacturer password PW2 can be changed on screen Hd03 entering the manufacturer password PW2 also allows access to the parameters protected by service password PW1 CAREL ENG 4 DESCRIPTION OF THE MENU Press the Prg button to access the main menu Select the category of parameters using UP DOWN and confirm by pressing Enter If the password is required enter each figure using the Up Down buttons and confirm by pressing Enter After a certain time if no button is pressed the password will need to be entered again On Off Unit e Setroint Clock Scheduler os H id PA c3 Input DutFut Data logger E F Tl Board switch G 3 Service a Change lan9ua9e
149. s once the cursor will move to the Display address setting field 2 Select the desired value using N and v and confirm by pressing again 3 If the value selected is different from the value saved the following screen will be displayed and the new value will be saved to the permanent memory on the display If the address field is set to 0 the terminal communicates with the pCO board using the Local terminal protocol and the I O Board address field disappears as it no longer has any meaning To modify the list of the terminals private and shared associated with a pCO board carry out the following operations in sequence 4 Enter configuration mode see above pressing 4 Vand together for at least 5 seconds 5 Press twice the cursor will move to the I O Board address field 6 Select the address of the pCO board in question and confirm by pressing v 030220921 rel 1 0 28 02 2011 29 Then the pCO controller will start the configuration procedure opening a screen similar to the following 7 Press again the configuration screen will be shown similar to the one below 8 Configure the terminals as desired Pressing moves the cursor from one field to the next while Tana Y change the value of the current field P xx represents the address of the selected pCO board in the example in the figure this is board 1 9 To exit the configuration procedure and save the data
150. select Ok set Yes and confirm by pressing During the configuration procedure if the terminal remains inactive no button is pressed for more than 30 seconds the pCO board automatically interrupts the procedure without saving any changes A important if during operation the terminal detects inactivity on the pCO board it is connected to the display is cancelled and a message similar to the one shown below is displayed If the terminal detects inactivity of the entire pLAN network that is it does not receive any messages from the network for 10 seconds consecutively the display is cancelled completely and the following message is shown CAREL up 6 SOFTWARE CONFIGURATION A important some of the following operations are often carried 2 If the design AHU is similar to the default AHU try adding or out during installation as the devices are connected in the field and removing devices or probes until achieving a complete match configured 3 If the design AHU is very different from the unit managed by the The software configuration procedure includes these steps default parameters delete all the configured analogue and digital 1 Select devices screens Ha01 Ha02 inputs and outputs To do this access menu H Manufacturer gt b 1 O 2 Configure devices screens Ha03 Ha30 configuration gt Hb99 Positions deletes to delete the default 3 Assign inputs outputs menu Hb c
151. t Quos after configuring the software see the corresponding chapter menu D is used to see what inputs and outputs have been configured The first row on the screens in menu D indicates the type input or output analogue or digital to make browsing simpler 1 Type of input 3 Description of the input 2 Terminal number on board 4 Value measured analogue inputs temperature humidity differential pressure and air quality probes digital inputs status of pressure switches flow switches connected to the supply and return filters open closed flow switches connected to supply and return air fans safety thermostats for pumps fans heaters alarms on the inverter connected to the supply return air fan dirty heat recovery unit alarm remote On Off controls change season summer winter display air quality request and purge request digital outputs activate deactivate the supply return air fan defrost heater heat recovery unit humidifier general alarm bypass damper reheating heaters pumps D ryote the status of the digital input ON OFF also depends on whether its configured as normally open NO or normally closed NC in menu Hb analogue outputs control signals for modulating actuators supply return air fan dampers humidifier valves See the list of parameters A Important the menu D only shows the inputs outputs that have been enabled ie position O assigned in menu Hb See parag
152. tar delta Config Hb37 Off Off On 0 Offi 1 On Supply fan sta On OOR On TEE Off of On oomion Return fan line Enable Ha01 Ha03 Star delta Off Off On 0 Off 1 On Config Hb38 Return fan star On 0 Off 1 On Return fan delta Off Off On 0 Off 1 On Unit status On Of On OOR TON Humidifier On OOR TOn Rotary recovery Run around coil Off Off On 0 Off 1 On Recovery heater On 0 Off 1 0n Global alarm Off Off On DON TON Serious alarm On 0 Off 1 On Minor alarm Off Off On 0 Off 1 On Filter alarm On OO 1 0n Fresh air damper On 00m TOR By pass damper on OR Ton Re heater 1 On OO 1 0n Re heater 2 Off Off On OOR 1 On Rerheater3 on OR Ton Re heater 4 Off Off On OO 1 On Pre heater 1 On 0 0ff 1 On Pre heater 2 Off Off On 0 Off 1 On Pre heater 3 On OO 1 0n preheater on OR Ton Cooling step 1 Enable Ha06 Dir Expans Config Hb47 Off Off On OON TOR Cooling step 2 Enable Ha06 Dir Expans Config Hb47 On OOM ON O O E On On On On n 0 Off 1 On 0 Off 1 On 0 01 TON 0 Off 1 On 0 Cool 1 Heat Cooling step 3 Enable Ha06 Dir Expans Config Hb47 Cool heat step 1 Enable Ha01 Ha07 steps Config Hb47 Cool heat step 2 Enable Ha01 Ha07 steps Config Hb47 Cool heat step 3 Enable Ha01 Ha07 steps Config Hb47 Cool Heat Enable Ha01 Config Hb42 ump 1 Co
153. te the setup of the devices The Commissioning procedure is activated on the screen Ge03 after having fitted the BMS RS485 card on the controller and established the connection to a personal computer running the pCO Manager program see the appendix 7 1 Loading the configuration If necessary load the configuration saved following the software configuration procedure on screen Gfd01 Once the parameters have been loaded the following operations are possible 1 verify correspondence of the I Os to the design AHU 2 set the PID parameters for temperature and humidity control air quality and advanced control functions cascade supply limits Compensation etc See the Functions chapter 3 set the auxiliary control loops if featured 4 set the baud rate and serial address for Fieldbus and BMS serial communication 5 calibrate the probes 6 manually calibrate the fans coil actuators humidifier and activate purging Note see the screens in menus Ga Gb Gc Gfc Ge Gg and the Functions chapter 7 2 Commissioning A Warning before performing any operation on the pCO board disconnect power to the device by moving the main switch on the electrical panel to OFF To configure the parameters using PCO Manager 1 Disconnect any BMS cards other than the RS485 card e g LON 2 Connect the BMS RS485 card 3 Activate the Commissioning service on screen Ge03 5 Perform the commissioning procedure
154. tection The room probe must be enabled on Hb04 The set point is then set on Gfc34 The differential is fixed at 3 C ON OFF MES Set Key Set Room frost protection set B Room probe point Mask Display description Selection index Hbo4 Position O Gfc34 Room frost protection enable No Yes Mask Display Def Min Max UOM index description Gfc34 Setpoint 5 99 9 99 9 If the room temperature is less than the set point and the controller is OFF a the display shows frost protection as being active b the controller starts operating as if it were ON based on the control probe reading 030220921 rel 1 0 28 02 2011 8 20 Auxiliary control Four auxiliary control loops can be enabled each with its probe P Pl or PID control and activation The set points differentials and integral times can be displayed on screens B11 to B14 Mask index Display description Selection Ha19 Auxiliary regulation loop None 1 to 4 Ha20 to Ha23 Regulation loop 1 Regulation type Direct inverse Output type Modulating on off on off modulating Other management None on with supply fan Force with frost protection Hb19 to 22 Regulation probe loop 1 to 4 E Type NICIPT100010to 1 V1O to 10 Vi4 to 20 mA Gfc36 to 39 Regulation loop 1 to 4 Setpoint Differential Integral time 55 Mask Index CAREL 9 PARAMETERS TABLE Display description Description notes Def UOM Min Max Value
155. ter4 Ti Ato Auto On OAutoptoffi20n_ RAW He06 Pre heater 1 Auto Auto On O Auto 1 Off 2 On R W Preheater2 TC Auto Auto On OAuoitofizOon RW Preheater3 Auto Auto On OAuoitofizOn RW Pre heater4 TC Auto Auto On JjOAwojiOfi2On RW He08 Pump 1 Cooling Cool heat Auo Auto On OAuoitofizOn RW Preheating do Auto p Auo On jOAwojiOffiZOn RW Reheating TC Auto Auto On JjOAwojiOfi2On l RW Heo9 Pump 2 E p Auto On OAwojiOfi2On RW Preheating Auto On OAutopt Ofi20n_ 1 RW Reheating Auto Auto On O Auto 1 Off 2 On RAW 030220921 rel 1 0 28 02 2011 83 Addracc CAREL ENG Description description Display description lt 3 pw P notes s v E ET O c E 2 3 la 5 z gt S e He10 Digital output m MO Pierre valve open EN NN LG GN N N E valve dose AA Jw EA O ici Preheating floating valve close Auto Auto On O Auto 1 Off 2 On R W Reheating floating valve open Auto Auto On O Auto 1 Off 2 On R W Fichesting foana valve doses Le Am Ls onto roro TT TR Hell Regulationloop1 Auto Auto On OAuwojTOfj2On Rw Regulationoop2 ff Auto suo Ont 0A AT On RAW Regulation loop 3 Auto Auto O Auto 1 Off 2 On R W masa e Re n prine cor 200 E 8 Hel 2 Supplyfan Auto 100 Out 7 09 101 100
156. the RS485 serial card can be connected to a supervisor PlantVisorPro PlantWatchPro that sends the values of up to 4 probes The BMS serial protocol must be set Ha24 to BMS while the BMS configuration Ge01 must be set by selecting the protocol e g Modbus communication speed and network address Supervisor probes must be enabled Ha30 and the backup probes used after a certain timeout following interruption to communication defined and finally the functions assigned on the Hb screens The supervisor probes are identified by letters S1 to S4 q the values of the probes and digital inputs can be written by the supervisor however analogue inputs can be set as backup only for the probes not for the digital inputs LUI Mask Display description Selection index Ha24 Protocol Field port Modbus master Belimo Ha30 Enable BMS probes and No Yes digital inputs Backup probe 1 None AIN1 to AIN10 Backup probe 2 None AIN1 to AIN10 None AIN1 to AIN10 Backup probe 4 None AIN1 to AIN10 Ge01 BMS configuration Modbus LON CAREL Baud rate 1200 2400 4800 9600 19200 Address 0 to 207 Ge02 BMS offline alarm enable No Yes O to 900 s 030220921 rel 1 0 28 02 2011 36 CAREL 7 COMMISSIONING Commissioning refers to installation of the electrical panel in the field and setting the air handling unit application software parameters as well as all the operations needed to comple
157. the heaters are suitably sized 10V FI R1 with power P and R2 with power 2P the controller can deliver JN eee capacity in steps from 0 to 3P figure st i PREHEATING HEATERS 0v Type ON OFF Modulating ON OFF binary 0 100 Req_cool 0 33 66 Req_cool Key ON OFF BINARY CONTROL FOR 2 HEATERS Out Req_cool Cooling request Stl to 3 Step 1 to 3 A P Capacity R1 R2 3P o Note the total cooling request is divided between the various er cascade control devices based on the PID control parameters and is P affected by the supply limits 0 33 66 Req_heat 8 15 Heating devices Key J P Heater 1 2 The following heating devices are managed Ha05 Ha08 Red heat Heating request e valves Oto 10 V with one analogue output e floating valves with two relays outputs one for the open command and one for closing e heaters If control is modulating and there is one heater this will be controlled by a digital output plus 1 analogue output for modulation while if there are from 2 to 4 heaters with the same power rating modulation will only be applied to one heater 1 digital output 1 analogue output and the remaining heaters will be controlled by digital outputs only note the total heating request is divided between the various cascade control devices based on the PID control parameters and is affected by the supply limits 030220921 rel 1 0 28 02 2011 50 CAREL ENG OUTPUTS FOR MODULATING HEATE
158. the limiting action acts on the request signal Therefore the devices involved depend on the cascade control function Display UOM description Humidity supply limits Highlimit 100 JO 100 lowlimt fo o 100 Differential 4 0 96 RH Integral time 150 10 999 S Gfc13 8 11 4 Temperature humidity limits with contrasting action Example of operation in heating mode winter the temperature measured by the control probe moves away from the set point A and reaches point B the heating coil is then activated at 60 If the temperature measured by the supply probe reaches point C a control function is activated that limits the request signalled to the heating coil to 10 60 50 B Req heat Rea lim heat 100 100 0 0 A gt i gt diff heat INZ heat Reg temp o Cam Supply temp Set High limit temp 60 50 10 Key Req lim heat Heating request Reg temp Control probe NZ heat Neutral zone in Supply probe temp temperature Diff heat Heating Diff Supply limit differential differential If double action is enabled the action of the heating device will be limited until complete deactivation after the differential when the cooling device will be activated The function is similar in 1 cooling 2 humidification 030220921 rel 1 0 28 02 2011 48 Mask index described in point 8 10 For example on an AHU in heating operation with auto mode en
159. ting coil settings when humidifying setpoint pp 29 NC 999 99 N A RW 13 Differential 2 ES 0 99 9 A RAW 134 Gfc28 Reheating coil compensation setting Setpoint 999 999A RW 13 Differential 9A RW 136 Gfc29 Minimum reheat valve 100 R W 120 AAA Jh e Unit off 0 06 0 100 R Onlyantiblock ENO No Ves j ONolYs D JR Gfc30 Setpoint 200 ppm Jo dso ER 124 Differential 200 poem Jo 5000 4 RW 12 Air quality with VOC Setpoint OH RW 125 Differential 10 0 100 R W 127 030220921 rel 1 0 28 02 2011 67 CAREL ENG N n b Display description Description notes A E a m E a 5 535 gt 52 Gfc31 Heat recovery temperature activation Deltarecovery do C jo 99 TA RW 137 Differential recovey 3 o 999 A RW 138 Differental KR 9A RW 139 Gfc32 Heat recovery defrost setpoint 999A RAW 140 Differential A joo 9 A RW 14 Heater offset FS fff A 142 Wheel min speed 100 100 R W 128 Gic33 Frost settings Setpoint 999999 Aw Differential 9A RW 144 Gfc34 Roomfrostprotectionenable JO qo 1 OmNoftYe D RW 172 Threshold 8D 999 AA RW 145 Gfc35 Adiabatic humidifier Supply low temperature limit Enablelimit No JNo Yes X Not Yes D RW 17 epe eee oe o e ao 146 Differential 99 9 A RW 147 Gfc36 Regulation loop 1 setpoint 8200 300 LA Rw 148 Differential o q 320 3200 TA Rw 149 ntegraltim
160. ting hours 2 parameters accessible with password PW1 default 21234 e BMS configuration choose the BMS communication protocol CAREL LON Modbus communication speed baud rate network address and activate commissioning service Ge03 f Service settings include device operating hour settings probe calibration temperature control and change password PW1 g Manual management procedure for manually activating the devices so as to prepare for commissioning Procedure The setting display procedure is similar to the one for the user parameters however password PW must be entered to access category G parameters Note e if no button is pressed after around 5 min the display automatically returns to standard mode e the service password PW1 can be changed on screen Gfd03 e once entered the password remains active for a certain time after which it needs to be entered again Setting the Manufacturer parameters The Manufacturer parameters letter H are only accessible after entering password PW2 default 21234 and concern a Selection and configuration of the devices on the AHU b I O configuration configuration of inputs and outputs in other words assignment of the position of the probes e g supply return room temperature digital inputs eg remote ON OFF summer winter changeover alarms digital outputs e g fans pumps heaters and analogue outputs e g fans dampers humidifier c Factory setting
161. tino PR Type Ur AE TON R W Min limit U R Max limit R W EP NT EC EIN i Hb08 Position 99 __ RW Decl V 12a TET R W Min limit U R Max limit R W din EUR Mini 100 ta Hb09 Supply pressure position Postino d des ee Je J o i wN Type 20 Va OV R W Min limit Max limit R W ep Me EI Hb10 Position 9 __ NRW EE 2 a IV SO ADV R W Min limit Max limit R W EER tese iio mr Hb11 Postino ER Type DINTC TL 1 Pt1000 20 TY R W Min limit Max limit R W Max limit c T limit 200 gt R W 030220921 rel 1 0 28 02 2011 74 CAREL ENG o Display description ot e a x Sy 2 z 5 39 pole Hb12 Off coiltemperature N Position ED RT Type UNITE IPOD 20 IA 19 3 Minlimt gt gt gt Jo J P 0 JMelimt A RW Maxlimit o qo Mintmi 200 AR Hb13 Poston DR Type 20 1V130 10V1 A RAW Mnim o To fem 9 Maxime o A RM Maxlimit 2000 ppm Milimt 5000 AR Hb14 VOCairqualityposition Hp o Too Position Ee Ed aa Type 20 511298 VEG R W 4 4 20MA Min limit o A MI ai im Max limit 100 Milit 100 TA RW Hb15 Exhaust temperature Position Lo eo ge Jg pee p T mi Type O NTC 1 Pt1000 R W Ee E a TNA LL l e Min limit pO Do Fe M w Max limit pr Minlimt 100 RW Hb16 Cooling coil water Ha06 Ha09 Hc11 temperature
162. trol according to the following graph where the total request is 50 Reg hum Reg lim hum 100 100 100 0 0 diff_ hum iNZ hum Reg hum j diff j Supply hum Set Low limit hum 0 50 50 Key Req lim hum Additional Reg hum Control probe humidification inl humidity request humidification humidity differential differential Low limit hum Low humidity limit CAREL The behaviour is similar in dehumidification mode Mask index Display description Selection EG Gfc07 Temperature su pp ly limits 100 100 Enable double action No Yes 50 Req heat 100 0 S NZ dehum _ if hum Rea hi 25 Supply h High limit hum 0 Supply_temp 0 50 50 i eq_cool Key 100 Reg lim dehum Dehumidificati Reg hum Control probe on request for humidity limit NZ dehum Neutral zone in Supply hu Supply probe 0 dehumidificati m numidity d on diff diff Supply_temp Diff_dehum Dehumidificati Diff Supply limit on differential differential High limit temp High limit hum High humidity limit Key Reg heat Reg temp Control probe Mask Display description Selection request temperature index Diff Supply limit Supply_temp Supply probe Humidity regulation differential temperature High_limit_temp High temperature limit Auto hum dehum Supply limits No Yes None High Low High low e Note
163. unction can be activated Gfc04 only if the control probe is the return probe or room probe The algorithm is used to correct the action of the main control function to return within acceptable values for the supply temperature For example if the fresh air damper opens to satisfy a air quality request this attenuates the request on the actuators e g heating coil humidifier so as to mitigate the effect on the supply temperature and humidity Without this function the supply air may cause discomfort e g too hot or too cold near the air inlets The function can be activated on either the minimum or maximum temperature or humidity There are two possible cases action concordant with or contrasting against control 8 11 2 Temperature limits with concordant action Example of operation in heating mode winter when the control set point is reached and the heating coil stops heating an air quality request causes the fresh air damper to open and consequently the air supply temperature decreases To prevent the temperature measured by the control probe from changing further when the air supply temperature is less than minimum allowed limit the heating coil is activated with proportional or PI control according to the following graph where the total request is 50 Req heat 1 Req lim heat 100 100 0 diff heat NZ heat Reg_temp dit Supply_temp Set Low limit temp 0 50 50 Key Control probe h
164. urn air fans in the latter case an activation delay can be set for the return fan after the supply fan Hc06 coil type none cool pre reheat cool heat cool preheat cool reheat heating cooling heating cooling reheat enable humidifier and heat recovery unit Note if the heating cooling is used enable the heat cool output on Hb42 for changeover based on demand and the switching delay set on Hc12 Ha02 damper type fresh air only On Off or modulating fresh air mixing fresh air mixing exhaust fresh air modulating exhaust enable freecooling and freeheating by temperature or enthalpy enable air quality control 030220921 rel 1 0 28 02 2011 26 Ha03 select the type of fan control see paragraph 8 14 Ha04 type of fan alarms see paragraph 8 14 Ha05 select preheating device modulating valve control with O to 10 Vdc input once selected a minimum value gt 0 V and a maximum value 10 V can be set floating valve the floating valve motor travel time needs to be defined Hc08 1 to 3200 s heaters see paragraph 8 13 select probe used for humidification paragraph 8 4 Ha06 select cooling device modulating valve floating valve the floating valve motor travel time needs to be defined Hc08 1 to 3200 s direct expansion from 1 to 3 steps can be selected The demand managed by the steps is divided into equal parts based on the number of steps selected On
165. using pCO Manager See the appendix 6 At the end the operations stop the Commissioning service 7 Reconnect the BMS card and restore power 030220921 rel 1 0 28 02 2011 io the commissioning service automatically sets the BMS protocol to Winload Once the procedure has ended the protocol automatically returns to BMS allowing reconnection to the supervisor 7 3 Probe calibration In menus Gfb01 to Gfb08 calibrate the probes if necessary and check the correct reading against a sample probe See the parameters table 7 4 Setting the control parameters To set the control parameters see the Software configuration and Functions chapters The parameters can be modified from the terminal or a personal computer using the pCO Manager program See the appendix 7 5 Setting the hour counters On screens Gfa01 to Gfa06 see the parameters table a maximum number of operating hours before maintenance is required can be set for each device On exceeding the maintenance hours a warning is signalled on the display and recorded in the alarm log without affecting control Access screens Gfa01 to Gfa06 again to reset the warning The purpose is to allow service personnel to be notified to ensure preventive maintenance 7 6 Enthalpy management Enter the atmospheric pressure for parameter Gfc16 to allow the controller to correctly calculate the values on the psychrometric chart Mask Display Def UOM M
166. uts down the unit serious stops the unit immediately Output alarms general minor serious minor see table of alarms serious see table of alarms and filters supply 1 supply 2 return filters There are three types of alarms e with manual reset e with automatic reset the alarm is resets and the unit restarts automatically when the alarm condition has been resolved e with semiautomatic reset reset is automatic but the alarm signal 9 S remains active When an alarm occurs the bell button flashes with a red light and the buzzer sounds To mute the buzzer press the bell button while to reset the alarms press and hold the bell button for 3 s Key 1 Supply probe 2 Return probe 10 2 Alarm log The 50 most recent alarms are saved in a FIFO alarm log The last alarm activated is added to the bottom of the alarm log To access the log from the standard display 10 3 Alarm table Code Description Type of reset Effect on control Serious alarmi G Minor L A01 Supply temperature probe Stop temperature limit function stop reheating if Sreg return Serious A02 Return temperature probe Stop set point compensation function and heat recovery Serious A03 Outside temperature sensor Automatic Stop set point compensation function and heat recovery Minor A04 Humidity probe supply Stop humidity limit function Serious A05 Petan humidity probe ee Stop heat recovery by enthalpy freecooling by enthalpy if Serious return probe
167. witch off the devices in advance so as to reduce energy consumption above all relating to operation of the heat wheel or pump for the run around coil heat recovery unit For heat recovery units consisting of a plate heat exchanger on the other hand flow through the heat exchanger increases pressure drop and consequently fan power consumption 8 9 5 Control Control by temperature depends on the set point and the temperature differentials based on the percentage of request reserved for the heat recovery unit See the paragraph Cascade control As regards control by enthalpy the control differential needs to be set based on which the heat wheel rotation speed will vary For run around coil heat recovery units the pump will be on or off according to the activation graphs shown in the previous paragraph CAREL 100 0 diff enth E Set enth Key Wheel speed Heat wheel speed diff enth Enthalpy control differential Set enth Enthalpy set point E Enthalpy Mask index Display Def Min Max UOM description Gfc31 Enthalpy regulation Differential 5 0 99 9 kJ kg 8 9 6 Heat recovery unit frost protection function The heat recovery unit frost protection function prevents problems due to frost forming on the heat recovery unit The actions undertaken depend on the type of heat recovery unit in any case the bypass damper is fully open Given that the exhaust air has a defrosting effect e the run around
168. y PCOS 1 1Mbyte M TA Type of relay a A Type A Type A SPDT 2000 VA 250 Vac 8 A resistive 2 5 A resistive 2 A FLA 12 A LRA 250 Vac C300 pilot duty 30000 cycles 2 A resistive 2 A inductive cosp 0 6 2 2 A 100000 cycles Relay ratings Approval 60730 1 Remote connection of digital outputs The sizes of the cables for the remote connection of the digital outputs are shown in the following table Size mm Current A If the product is installed in industrial environments application of the EN 61000 6 2 standard the length of the connections must be less than 30 m Note for further details and for the connection diagrams see the pCO sistema manual 030220335 CAREL 2 8 Connecting the fan inverter via analogue input To connect the inverter for fan control to the serial network see paragraph 6 7 Alternatively the fan inverter can be connected even if the MP Bus card is used to control Belimo actuators Connect the modulating analogue output on the pCO eg Y4 the alarm signal digital input e g ID2 and the enabling signal digital output e g NO1 The inputs must be pre configured on the screens in menu Hb VO configuration The figure illustrates the connection to the Carel VFD NXL for other inverters see the corresponding manual pco IDC1 ID2 y 24 Vac G All All ROI RO 24V DINI VFD NXL Fig 2 g Dior for further details and for the complete connection diagra

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