Carel Heos User Manual Download Page 1

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I n t e g r a t e d C o n t r o l S o l u t i o n s & E n e r g y S a v i n g s

NO POWER

& SIGNAL

CABLES

TOGETHER

READ CAREFULLY IN THE TEXT!

Heos

High eﬃ

ciency showcase controller

User manual

Summary of Contents for Heos

Page 1: ...I n t e g r a t e d C o n t r o l S o l u t i o n s E n e r g y S a v i n g s NO POWER SIGNAL CABLES TOGETHER READ CAREFULLY IN THE TEXT Heos High eﬃciency showcase controller User manual ...

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Page 3: ... 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 t...

Page 4: ...4 ENG Heos 0300078EN rel 1 6 23 11 2017 ...

Page 5: ... Probes analogue inputs 18 6 2 Digital inputs 18 6 3 Analogue outputs 20 6 4 Digital outputs 20 6 5 Control 20 6 6 Compressor 22 6 7 Defrost 26 6 8 Evaporator fans 29 6 9 Electronic valve 30 6 10 Protection functions 31 6 11 Anti sweat heater or fan modulation 32 6 12 Condenser control 33 6 13 Anti sweat on inverter with cold plate 34 6 14 Dual temperature management 35 7 PARAMETER TABLE 36 8 SIGN...

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Page 7: ...l for BMS inside 1 2 Components and accessories Part number Description UP2AH010302SK Heos high eﬃciency showcase controller 230 Vac power supply UP2BH010302SK Heos high eﬃciency showcase controller 24V power supply UP2AH030302SK Heos for cabinets with cover 230 Vac power supply UP2BH030302SK Heos for cabinets with cover 24 V power supply PGDEH00FZ0 pGDE Heos display for panel mounting with buzzer...

Page 8: ...anical and Electrical speciﬁcations Power supply 230 Vac 10 15 UP2A 24 Vac 10 15 50 60 Hz 28 to 36 Vdc 10 15 UP2B Max power input 25 VA Insulation between power supply and instrument mod 230Vac reinforced mod 24Vac reinforced ensured by power supply of safety transformer Max voltage connectors J1 and from J16 to J24 250 Vac Minimum section of the wires digital outputs 1 5 mm2 Minimum section of wi...

Page 9: ...ax source current 10 mA max length 25 m Outputs 1 relay Programmable output voltage free con tact 240 Vac 1 A Serial data connection RS485 Modbus protocol max transmission speed 19200 bit s 24Vdc auxiliary power supply Double insulation precision 10 50mA max Maximum length 100m shielded cable Index of protection IP00 Tab 2 d CE conformity 2006 95 EC EN 61800 5 1 Adjustable speed electrical power d...

Page 10: ...d overload 150 Inom for 1 minute System SafeTorque OFF input loss of communication Frequency resolution 0 1 Hz Inputs 1 motor protector input PTC temp probe or voltage free contact max source current 10mA max length 25 m Outputs 1 relay progr output voltage free contact 240Vac 1A Serial input RS485 Modbus protocol max trasmission speed 19200 bit s 24 Vdc auxiliary power Double insulation precision...

Page 11: ...d 7 16 20 UNF Operating conditions 40T135 C Protection degree IP65 with mechanical protection IP67 with electrical connector plugged in Environmental pollution level Normal Material in contact with the ﬂuid Brass or plated steel Separation with plastic Compatible with ﬂuids R12 R22 R134A R404A R407C R410A R502 R507 R744 HFO 1234ze Not compatible with R717 ammonia not to be used with water and glyc...

Page 12: ...not used 230 Vac SSR output maximum switchable power 15VA Important Class A software the safety devices providing overload and high pressure protection must control the compressor directly and consequently need to be wired in series with compressor contactor control signal For the type of cable to use refer to power manual cod 0300048IT I O selection table Par Description Analogue inputs FA Air ou...

Page 13: ...e these functions must be managed by the supervisor P T P T T Waterloop Conden Unit BMS Cabinet Master Slave1 pLAN Network RS485 Supervisory Systems Slave2 Cabinet T T T T T P T P T Conden Unit Cabinet T T T P T P T Conden Unit Fig 2 n Note For the electrical connections see the general connection diagram in par 2 9 If a master slave network or multi evaporator pLAN is conﬁgured the controller add...

Page 14: ...e size AWG22 connect the electrical loads to the relay outputs only after having programmed the controller Always carefully evaluate the maximum capacityoftheoutputrelays asspeciﬁedintheTechnicalspeciﬁcations connect the supervisor serial line to the card inserted on connector J13 Important avoid installing the controllers in environments with the following characteristics relative humidity greate...

Page 15: ... Ref Function 1 Active Master Slave board 2 Control temperature 3 Defrost probe temperature 4 Output status compressor evaporator fan light continuous cycle anti sweat heaters 5 Serial address 6 Active set point 7 of electronic expansion opening valve 8 of compressor speed Below are some examples of the INFO screens directly accessible from the main screen 3 3 PLD terminal Fig 3 b Button Function ...

Page 16: ...log Out Bab01 07 M c Dig In Bac01 20 M d Dig Out Bad01 20 M b Manual Management Bb01 06 M C Regolation C Regolation a Setpoint Ca01 05 U b Night regulation a Regulation Cba01 U b Scheduler Cbb01 03 U c Setpoint config Cc01 02 S D Functions D Functions a Compressor a Regulation Daa01 12 M b Configurazion Dab01 13 M c Power Dac01 22 M d Alarms Dad01 07 M e Diagnostic Dae01 08 M b EEV a Regolation Db...

Page 17: ...or speed based on demand from the various units served Screen WZ07 select type of unit The type of unit can be selected as SHOWCASE or COLD ROOM If COLD ROOM is selected other parameters are proposed the position of the door switch and enable disable the three temperature probes outlet defrost and intake Screen WZ08 select type of unit of measure SI or Imperial for temperature and pressure Screen ...

Page 18: ...the Master and use this to calculate local superheat This saves the cost of installing a pressure probe on each evaporator assuming that the pressure drop on of line in the corresponding section is negligible The room temperature and humidity probes must not be positioned too far from the corresponding showcases At times it is better to install more than one if the supermarket is divided into zone...

Page 19: ...ds Door switch With the door open switch active the following occur Lights on Fans oﬀ The delayed alarm counter starts parameter d8 The message DOR is shown on the PLD display For stand alone evaporator units Compressor oﬀ without deactivation ramp cooling demand is not reset but continues to be calculated For multi evaporator units Compressor cooling demand continues to be calculated however the ...

Page 20: ...eos features eight digital outputs conﬁgurable as shown in the following table List of selectable functions Par Description EA Fans 1 default DO6 Eb Fans 2 EC Lights default DO7 Ed Defrost heaters default DO8 EE Alarms EF Auxiliary output EG Anti sweat heaters EM Liquid injection solenoid EN Curtain contact Eo ON OFF Compressor Er Inverter valve output ES Fan condenser output Et Compressor output ...

Page 21: ... of the other possible sources the controller switches to daytime status In other words none of the sources has higher priority than the others rather the status depends on the most recent command Par Description Def U M Min Max r4 Set point oﬀset in night mode 3 0 5 4 C F 50 0 90 0 50 0 90 0 r6 Enable night time control on intake probe Sr 0 0 1 hS1 mS1 Start time band 1 hours minutes hE1 mE1 End ...

Page 22: ...by all the connected Slaves The Slaves will activate and deactivate control of the expansion valve according to compressor operation ON or OFF If a Slave is in duty setting mode due to a probe error the proportional component corresponding to the unit with the error will be equal to the value of parameter cI3 weighted according to the cooling capacity PE2 6 6 Compressor 6 6 1 Inverter compressor c...

Page 23: ...s the minimum compressor oﬀ time The compressor is not started again until the minimum time set has elapsed c3 sets the minimum compressor running time c3 c2 c1 time ON CMP OFF Fig 6 f Key CMP compressor On oﬀ The compressor starts whenever the request is equal to the minimum speed in the allowed range For example if the compressor has a range from 20 to 80 rps it will be started when the request ...

Page 24: ...rofevaporators The procedure is performed as shown in the ﬁgure time EEVS2 EEVS1 EEVM OIL CMP speed cIb cIA cIS close close PEV close close PEV close close PEV cIS cIS Fig 6 j The total procedure lasts cIS x no of evap and is divided into equal sections corresponding to the number of evaporators In each section the valve on that evaporator is active PEV while the others are closed When the valves ...

Page 25: ...anaging the high and low pressure but rather only the possibility to manage a digital alarm for example thermal overload selected from the digital or and universal channels on screens Bac15 to Bac19 alarm discharge temperature management by probes selectable Baa17 21 with threshold setting on the mask Dad07 The position of the digital outputs is selected on screens Dad15 to Dad19 On screen Dab13 a...

Page 26: ...1 Fd Fan oﬀ time in post dripping 60 s 0 240 Dripping time after defrost param dd This parameter is used to stop the compressor and the evaporator fans following a defrost so as to allow the evaporator to drip The value of the parameter indicates the oﬀ time in minutes If dd 0 no dripping time is enabled and at the end of the defrost control resumes immediately without stopping the compressor and ...

Page 27: ... 1 time DEF FAN 4 WV EEV CMP speed Min Speed Fixed Fixed Min Speed Defrost Speed Fig 6 r Key CMP Compressor EEV Expansion valve FAN Fan DEF Defrost 4WV Reversing valve Maximum time between consecutive defrosts parameter dI Parameter dI screen Dca03 is a safety parameter used to perform cyclical defrosts every dI hours even without the Real Time Clock RTC It is also useful if the pLAN or RS485 seri...

Page 28: ...n and a defrost is activated The time is reset if the temperature returns above the threshold The probe used is set by parameter dA1 In addition at start up the time dA2 must elapse before the running time procedure is activated Par Description Def U M Min Max d11 Defrost Running Time temperature threshold 4 0 24 8 C F 50 0 58 0 30 0 86 0 d10 Defrost time in Running Time mode 0 function disabled 0...

Page 29: ...easured by the defrost and control probes Fan behaviour is set by par F0 Note during the dripping time and post dripping time if set the evaporator fans are always OFF Fixed speed fans Below are the parameters involved in managing ﬁxed speed fans related by default to relay 6 and an example of the trend based on the diﬀerence between the evaporator temperature and the value of the virtual probe F0...

Page 30: ...er P3 superheat set point The opening of the valve is controlled simultaneously yet independently from normal temperature control When there is a refrigeration call the compressor is operating control of the electronic valve is also activated and then managed independently of compressor speed If the superheat value read by the probes is greater than the set point the valve is opened proportionally...

Page 31: ...on is increased If the device remains in low superheat status for a certain period a low superheat alarm is activated with the display showing the message LSh The low superheat signal features automatic reset when the condition is no longer present or the controller is switched oﬀ standby Par Description Def U M Min Max P7 LowSH low superheat threshold 2 0 35 6 C F 0 0 32 0 30 0 86 0 P8 LowSH EEV ...

Page 32: ...in degrees saturated below which the LOP protection is activated The protection is deactivated immediately when the pressure exceeds this threshold PL2 represents the integral constant used during the activation of the LOP protection This integral time is summed to normal PID control PL2 0 LOP protection and alarm disabled PL3 represents the alarm activation delay after exceeding the LOP threshold...

Page 33: ...value rHd Anti sweat heater modulation diﬀerential Max Maximum anti sweat output value OUT Anti sweat controller Min minimum output ﬁxed at 10 Max maximum output ﬁxed at 100 The action is only proportional if the estimate of the glass temperature is used and proportional and integral Tint 240 s constant if the actual glass temperature probe is used The aim of the integral action is to bring the gl...

Page 34: ...olling the fan 0 10 Vdc or by digital output set in the I O conﬁguration menu so as to stabilise the condensing temperature 0 10 V Tcond Cooled GAS Hot GAS Fig 6 ag Below is the control diagram based on condensing temperature pressure Fan Speed 100 Setpoint Temp cond Diff Fig 6 ah Par Description Def UoM Min Max co4 Condensing temp set point 20 0 68 0 C F 10 0 50 0 55 0 131 0 co5 Cond control prop...

Page 35: ...0 or on the keypad via screen Df04 the function is enabled and the type of selection keypad supervisor or digital input is set on screen Df03 In the event of changes to the cabinet circuit a digital output set on screen Bad20 can be used the active set used A or B for the digital output is always selected on screen Df03 The parameters setA and setB are programmed on screens Df05 13 for setA and sc...

Page 36: ... R W Ab01 J1 Run local defrost from keypad 0 0 1 0 NO 1 YES R W J2 Run network defrost from keypad 0 0 1 0 NO 1 YES R W Defrost temperature C F R Ab03 J4 Management of light digital input 0 0 1 0 SWITCH LIGHTS ON 1 SWITCH LIGHTS OFF R W Ab04 J5 Enable force water valve 0 0 1 0 NO 1 YES R W J6 Maximum valve forcing time 480 min 0 999 R W Baa01 FA Select outlet temperature probe position Sm 1 0 10 0...

Page 37: ... HT 2 PT1000 R W Liquid temperature probe reading C F R Liquid temperature probe oﬀset 0 0 0 0 C F 50 0 90 0 50 0 90 0 R W Baa09 FI Select room temperature probe position 0 0 15 0 1 U01 10 U10 11 SPV 12 MST 13 SL1 R W Select type of room temperature probe 0 0 2 0 NTC 1 NTC HT 2 PT1000 R W Room temperature probe reading C F R Room temperature probe oﬀset 0 0 0 0 C F 50 0 90 0 50 0 90 0 R W Baa10 FL...

Page 38: ...W Baa16 FO Condenser air outlet temperature 0 0 14 0 1 U01 10 U10 11 SPV R W Select type of condenser air outlet temperature 0 0 2 0 NTC 1 NTC HT 2 PT1000 R W Condenser air outlet temperature C F R Condenser air outlet temperature probe oﬀset 0 0 0 0 C F 50 0 90 0 50 0 90 0 R W Baa17 FE Select discharge temperature probe position comp 1 6 0 10 0 1 U01 10 U10 R W Select type of discharge temperatur...

Page 39: ...PEN R Select remote alarm input logic 0 0 1 0 N C 1 N A R W Remote alarm input function 0 0 1 0 NOT ACTIVE 1 ACTIVE R Bac02 b2 Select delayed remote alarm input position 0 0 5 0 1 DI1 4 DI4 5 MST R W Delayed remote alarm input status 0 0 1 0 CLOSED 1 OPEN R Select delayed remote alarm input logic 0 0 1 0 N C 1 N A R W Delayed remote alarm input function 0 0 1 0 NOT ACTIVE 1 ACTIVE R Bac03 b3 Selec...

Page 40: ...IVE R Bac16 bF Select position of alarm input on compressor 2 0 0 5 0 1 ID1 4 ID4 5 U01 14 U10 R W Status of alarm input on compressor 2 0 0 1 0 CLOSED 1 OPEN R Select alarm input logic on compressor 2 0 0 1 0 N C 1 N O R W Alarm input function on compressor 2 0 0 1 0 NOT ACTIVE 1 ACTIVE R Bac17 bG Select position of alarm input on compressor 3 0 0 5 0 1 ID1 4 ID4 5 U01 14 U10 R W Status of alarm ...

Page 41: ...i sweat heater output function 0 0 1 0 NOT ACTIVE 1 ACTIVE W Bad08 EM Select liquid injection solenoid output position 0 0 8 0 1 DO1 8 DO8 9 Y1 10 Y2 11 Y3 R W Liquid injection solenoid output status 0 0 1 0 CLOSED 1 OPEN R Select liquid injection solenoid output logic 0 0 1 0 N A 1 N C R W Liquid injection solenoid output function 0 0 1 0 NOT ACTIVE 1 ACTIVE W Bad09 EN Select curtain contact outp...

Page 42: ...f compressor output 4 0 0 1 0 NOT ACTIVE 1 ACTIVE W Bad19 EX Select position of compressor output 5 0 0 8 0 1 DO1 8 DO8 9 Y1 10 Y2 11 Y3 R W Status of compressor output 5 0 0 1 0 OPEN 1 CLOSED R Select logic of compressor output 5 0 0 1 0 N O 1 N C R W Function of compressor output 5 0 0 1 0 NOT ACTIVE 1 ACTIVE W Bad20 EY Select dual temperature valve output position 0 0 8 0 1 DO1 8 DO8 9 Y1 10 Y2...

Page 43: ... KpP Pressure control proportional coeﬀ 10 bar 1 200 R W tiP Compressor control integral time 500 s 0 999 R W Ca05 r0 Control oﬀset with probe error intake outlet 5 0 9 0 C F 0 0 0 0 20 0 36 0 R W Ca06 Enc Enable cut oﬀ 0 0 1 0 NO 1 YES R W cof Cut oﬀ oﬀset 2 0 3 6 C F 0 99 9 179 8 R W Cba01 r4 Set point oﬀset in night mode 3 0 5 4 C F 50 0 90 0 50 0 90 0 R W Pressure set point oﬀset in night mode...

Page 44: ... 6 s 0 999 R W Daa10 coA Cond control safety set point 42 0 107 6 C F 30 0 86 0 55 0 131 0 R W cob Cond control safety diﬀerential 5 0 9 0 C F 0 0 0 0 9 9 17 8 R W Daa11 coE Enable inverter anti sweat 0 0 1 0 NO 1 YES R W coc Inverter anti sweat temperature threshold 15 0 59 0 C F 0 0 32 0 50 0 122 0 R W cod Inverter anti sweat temperature diﬀerential 3 0 5 4 C F 0 0 0 0 10 0 18 0 R W Daa12 com Mi...

Page 45: ...ad06 dtt Low inverter temperature threshold 2 0 3 6 C F 99 9 147 8 99 9 212 0 R W dtE Inverter temperature diﬀerential 3 0 5 4 C F 0 0 0 0 10 0 18 0 R W Dad07 Hdt Threshold high alarm discharge temperature comp 90 0 194 0 C F 0 0 32 200 0 392 0 R W Hdd Diﬀerential discharge temperature 5 0 9 0 C F 0 0 0 0 20 0 36 0 R W dHd Delay alarm discharge temperature 30 s 0 999 R W Dae08 Operating hours comp...

Page 46: ...gas defrost 2 min 0 99 R W Dcb01 4 td1 8 Scheduled defrost day 0 0 11 0 NONE 1 MON 2 TUE 3 WED 4 THU 5 FRI 6 SAT 7 SUN 8 MON FRI 9 MON SAT 10 WEEKEND 11 ALWAYS R W tt1 8 Scheduled defrost hours 0 0 23 R W tt1 8 Scheduled defrost minutes 0 0 59 R W tP1 8 Enable Power Defrost 0 0 1 0 NO 1 YES R W Dcc01 d7 Enable skip defrost 0 0 1 0 NO 1 YES R W dn Nominal defrost duration for skip defrost 45 min 0 ...

Page 47: ...e 120 min 0 480 R W Df12 21 F1 Fan activation threshold 5 0 23 0 C F 50 0 58 0 50 0 122 0 R W F3 Enable fans oﬀ during defrost 0 0 2 0 ALWAYS ON 1 ALWAYS OFF 2 ALWAYS ON OFF IN dd R W Df13 22 AH High temperature alarm threshold Al 1 10 0 50 0 C F 50 0 58 0 50 0 122 0 if A1 1 ABSOLUTE R W 10 0 18 0 C F 0 0 0 0 50 0 90 0 if A1 0 RELATIVE R W AL Low temperature alarm threshold Al 1 4 0 39 2 C F 50 0 ...

Page 48: ... 1 1 0 9 0 VIRTUAL PROBE 1 OUTLET PROBE 2 DEFROST PROBE 3 INTAKE PROBE 4 SUCTION PROBE 5 SATURATION PROBE 7 AUX 1 PROBE 8 AXU 2 PROBE 9 TEMP DEWP PROBE R W AH High temperature alarm threshold Al 1 10 0 50 0 C F 50 0 58 0 50 0 122 0 if A1 1 ABSOLUTE R W 10 0 18 0 C F 0 0 0 0 50 0 90 0 if A1 0 RELATIVE AL Low temperature alarm threshold Al 1 4 0 39 2 C F 50 0 58 0 50 0 122 0 if A1 1 ABSOLUTE R W 4 0...

Page 49: ...alarm 5 control probe reading and set point superheat reading and set point discharge temperature value envelope zone evaporation and condensing pressure values converted to temperature The last screen displayed is used to reset the log Note A maximum of 50 alarms can be logged after this limit any new events overwrite the oldest ones which are therefore deleted Alarms history Fd01 rE 15 49 05 06 ...

Page 50: ...escription Def UM Min Max AH High temperature alarm threshold Al 1 10 0 50 0 C F 50 0 58 0 50 0 122 0 10 0 18 0 C F 0 0 0 0 50 0 90 0 AL Low temperature alarm threshold Al 1 4 0 39 2 C F 50 0 58 0 50 0 122 0 C F 0 0 0 0 50 0 90 0 A1 Type of alarm thresholds relative to the control set point or absolute 0 RELATIVE 1 ABSOLUTE 0 0 1 A0 Temperature alarm diﬀerential 2 0 3 6 C F 0 1 0 2 20 0 36 0 Ad Hi...

Page 51: ...meout Auto d8 OFF Fans ON LSA Low suction temperature alarm x Auto P12 ON Compressor OFF Mnt Crt Cold room maintenance timeout Auto Imm OFF UI Power device no oﬄine x Auto Imm ON Compressor OFF GAI UIE Power no x AI9 Imm ON Compressor OFF ISF Failed compressor start att max Auto Imm OFF AEI Envelope zone alarm x AI8 Imm OFF Compressor may stay OFF if occurs more than once in set time Hid High disc...

Page 52: ...his case proceed as follows Procedure 1 Press the UP DOWN and Enter buttons together to access the screen for setting the terminal s address Display address setting 02 I O Board address 07 2 Set the address of the display 0 for point to point connections Conﬁrm by pressing Enter Display address setting 00 3 Power oﬀ the controller Slave1 Fig 9 a 4 Power on the controller while holding the Alarm an...

Page 53: ...ates data transfer in progress The programming key is compatible starting from BIOS version 3 43 and BOOT version 3 01 For more detailed information on programming the key see the pCO Manager program manual Using the Smart Key with the pCO μPC Switch oﬀ the pCO remove any peripherals connected in the pLAN and plug the key into the telephone connector on the controller When switching on again all t...

Page 54: ...tself or as part of the 1Tool programming environment Installing pCO Manager Go to http ksa carel com and in section pCO Sistema select pCO_manager After you accept the general conditions of the software s free use licence a window will open from which you can download the ﬁle pCO_manager zip Install the program on your computer Connecting the PC to the pCO controller Connect a cable with USB RS48...

Page 55: ...cess proﬁles monitoring groups nomeﬁleCommissioningLog CSV FilenameCommissioningLog CSV ﬁle used for the commissioning log containing data of the variables logged during monitoring Therefore to conﬁgure Commissioning the following ﬁles are required 2CF 2CD and if necessary the DEV ﬁle which can be imported or exported For monitoring purposes in addition to the ﬁles above it might also be necessary...

Page 56: ...essure control added for ON OFF compressors in multi evaporator systems Control adapted for extension of envelope on Toshiba compressors New version 1 1018 New warning Modify alarms management New version 1 1027 Added management of ON OFF multi compressors New version 1 2 Added pump down management New version 1 3 Defrost on multi evaporator changed Various updates New version 1 4 Dual temp functi...

Page 57: ...57 ENG Heos 0300078EN rel 1 6 23 11 2017 Notes ...

Page 58: ...58 ENG Heos 0300078EN rel 1 6 23 11 2017 Notes ...

Page 59: ......

Page 60: ...CAREL INDUSTRIES Headquarters Via dell Industria 11 35020 Brugine Padova Italy Tel 39 049 9716611 Fax 39 049 9716600 e mail carel carel com www carel com Agenzia Agency Heos 0300078EN rel 1 6 23 11 2017 ...

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