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User manual - Carel Steam Humidifier Parts

1. 23 ese S2 8 SE a Possible see ies operating mode lt lt aA lt lt 22 amp UU UU VUU UU Y aa ao ao aa a lt lt lt lt lt lt lt lt lt x T y J y J Basic temperature control only with one relay only R2 The analogue output is associated with the temperature T2 al y Two stage temperature control only with two relays R1 and R2 The analogue output is associated with the temperature Two stage temperature control only with two relays R1 and R2 and automatic control of TA y J cooling heating mode The analogue output is associated with the temperature Other settings or this mode are available by parameter See the chapter on Functions H J y Basic humidity control only with one relay only R2 associated with humidification or dehumidification control The analogue output is associated with the humidity Temperature and humidity control One relay is associated with the temperature R1 the other T H y R2 associated with humidification or dehumidification control Analogue output associated with he humidity T2 H J Two stage temperature and proportional humidity control The two relays are associated with the emperature R1 and R2 the analogue output is associated with the humidity Two stage temperature and proportional humidity control with automatic control of the cooling T2A H y heating mode The two relays R1 and R2 are associated with the temperature the anal
2. clima 030220641 rel 1 0 07 12 2007 26 CAREL code parameter range default UOM note Parameter for set point compensation Parameter CSt enables and sets the gain for set point compensation according to the outside cst temperature 1to1 0 0 C If CSt 0 compensation is disabled Also see parameters Ctt and CtS Max differential for the compensated set point The maximum value for the compensated set point is limited by this parameter In heating mode if the CdF difference calculated for set point compensation is higher than CaF the instrument uses CdF as the Oto 20 20 C maximum difference from the set point Similarly in cooling mode if the difference calculated for set point compensation is less than CdF the instrument uses CdF as the maximum difference from the set point Threshold for set point compensation in heating mode Ctt Temperature set point compensation in heating based on the outside temperature measurement 0 to 25 10 0 C compensated set point setpoint set point Text Ctt CSt Compensation is activated only if Text lt set point Ctt Threshold for set point compensation in cooling mode Cts Temperature set point compensation in cooling based on the outside temperature measurement 0t0 25 10 0 C compensated set point setpoint Text set point CtS CSt Compensation is activated only if Text gt set point CtS Configuration T2A e T2A H Additio
3. Change mode manually activates the opposite function and the corresponding set point to the current night if day or day if night for the set time To change or reset the timer use the UP and DOWN buttons to increase or decrease the time Press a second time to exit and return to the main menu If sleep mode is already active pressing the button shows the time remaining on the timer E g if the clima is in Night mode moon symbol on from time band pressing this button activates daytime mode moon symbol off for the set time SE Accesses the menu for setting the clock the time bands and the default value of the timer When first pressed displays the current time RTC to display the other parameters use the UP and DOWN arrows To set a new value press SET when displaying the desired parameter and change the value using the UP and DOWN buttons Press a second time to exit and return to the main menu Accesses the menu for displaying the temperature current maximum and minimum outside from instrument power on inside and outside To display the various temperatures press the button repeatedly Their meaning is displayed in the box with the home symbol Also displays the value of the analogue output when Out is shown in the SMALL field From the main menu increases the value of the set point displayed in the LARGE field In the other menus displays the variables or the parameters or alternativel
4. 33 32 Status of RTC alarm 0 R 0 not active 1 active 34 33 Status of inside NTC sensor alarm 0 R 0 not active 1 active 35 34 Status of temperature display mode 0 R W temporary status Farh 1 Celsius 0 in RAM 36 35 Status of day night operating mode 0 R W temporary status 0 Day 1 night in RAM 37 36 Status of EEProm alarm 0 R 0 not active 1 active 38 37 Serial connection alarm if parameter Lin enabled 0 R 0 not active 1 active 39 38 High water temperature alarm for model T H rad 0 R 0 not active 1 active clima 030220641 rel 1 0 07 12 2007 34 CAREL par CAREL sup Modbus description min max def UOM R W note index index 40 39 Low water temperature alarm for model T H rad 0 R 0 not active 1 active 49 48 Reading of dipswitch 4 0 R O off 1 on 50 49 Reading of dipswitch 1 0 R O off 1 0n 51 50 Reading of dipswitch 2 0 R O off 1 on 52 51 Reading of dipswitch 3 0 R O off 1 on 53 52 Digital input reading 0 R 1 open 0 closed Tab 9 a Integer variables par CAREL a Modbus descri
5. 1 CAREL protocol 19 2 kb s 4 Modbus 9 6 kb s no parity 8 bits 2 stop 2 Modbus 9 6 kb s even parity 8 bits 1 stop 5 Modbus 19 2 kb s no parity 8 bits 2 stop Tab 4 i Temperature set point compensation based on the outside temperature For control that considers the outside temperature the outside emperature sensor can be connected to compensate the temperature SPcomp y set point Such compensation once activated is the same for all control modes day night cooling and heating Parameters Cts and Ctt define the difference between the set point and the outside temperature above which compensation is activated Parameter CSt defines the compensation factor and CdF the maximum N Cot positivo regolazisn set point compensation allowed Cooling control SP comp setpoint Text set point CtS CSt A A R E i St negativo regolazione Heating control SP comp setpoint set point Text Ctt CSt soc Nee ew The maximum correction value is limited by parameter CdF that is if the T I R gt compensation calculated is higher cooling or lower heating than CdF Ctt temperatura he controller uses CdF as the maximum compensation value a ie esterna a A A A t t t t estati he weight of the correction is defined by CSt set in tenths of C from nenn AS 1t0 1 Fig 4 j code description of the parameter range def UOM Parameter CSt ena
6. RGE field Displays the temperature humidity ode for setting the active value on the large display ight mode symbol If off daytime mode Lock mode The parameter is not accessible Active time bands Outside inside maximum minimum temperature symbol ode for setting the active value on the small display Auto operating mode SMALL field Displays the temperature humidity vonau AWN gt 10 Dehum O humid gt operation When the ramp symbol is on the corresponding mode is active 11 Heating 1 7 cooling Re operation When the ramp symbol is on the corresponding mode is active In the clima models with 2 relays the 2 segments come on independently In the clima models with 1 relay the 2 segments are either both on or off Button Meaning CLIMA controller On Off If the remote ON OFF digital input is connected the function of the button may be disabled C F Selects the temperature display mode degrees Celsius or Fahrenheit Whenever pressed switches the temperature units set Used to display and where necessary change using the UP and DOWN buttons the set point displayed in the SMALL field If held for more than 5 sec accesses the parameters menu To scroll the various parameters use UP and DOWN To edit hem press the SET button a second time and to exit the parameters menu press the PRG button Access to the parameters is protected by password if parameter PS is enabled
7. RTC fitted 0 R 0 fitted 1 not fitted 6 6 Parameter for setting day night operating mode 0 Day 1 0 R W night LE 7 7 Parameter for setting access level to parameters from user 0 R W interface 0 level 1 1 level 2 POL 8 8 Parameter for setting digital contact polarity 0 R W 0 nE 1 PO El 9 9 Enable Cooling Heating by parameter not dipswitch 0 R W 0 function disabled dIS 1 function enabled En El 0 0 Cooling heating setting if El En 0 R W if EISEn 0 Cooling E 1 Heating 1 1 1 Digital humidity sensor fitted 0 R 0 fitted 1 NOT FITTED 7 6 Operating mode for control 0 R 0 Cooling 1 Heating 18 7 Changeover status 0 7 R W W if LIn 0 not active 1 active 9 8 Cooling control status of relay 1 0 R W W if LIn 0 not active 1 active 20 9 Cooling control status of relay 2 0 E R W W if LIn 0 not active 1 active 21 20 Heating control status of relay 1 0 R W W if Lin 0 not active 1 active 22 21 Heating control status of relay 2 0 R W W if Lin 0 not active 1 active 23 22 Humidification control status 0 R W W if LIn 0 not active 1 active 24 23 Dehumidification control status 0 R W W if LIn 0 not active 1 active 25 24 Automatic control status in cooling mode 0 R W W if Lin 0 not active 1 active 26 25 Automatic control status in heati
8. R2 As for the previous model however as this model comes with an internal clock operation Standard humidistat i y Sup with time bands can also be set 2 bands a day the same for all 7 days of the week In the with RTC Di voltage freecontact event of power failures the time is stored for a maximum of 2 days AO 0 10 V voltage p Yes clock with backup 2 Al temperature instrument remote opt Performs temperature and humidity control in manual or automatic mode with time ADCF000210 sa AQ Humidity sensor bands Based on the set parameters the thresholds for the activation of the relays and the Advanced 2 DO relay outputs R1 amp R2 analogue output are selected according to the temperature measured by the instrument thermostat i h a humidistat DI voltage free contact This model has an internal clock and operation with time bands can be set 2 bands a day AO 0 10 V voltage the same for all 7 days of the week In the event of power failures the time is stored for a with RTC A clock with backup maximum of 2 days ADCF000410 2 Al temperature instrument remote opt Advanced Humidity sensor thermostat 2 DO relay outputs R1 amp R2 f A F RR humidistat with RTC DI optically isolated As for the previous model but with 24 V optically isolated digital input amp optically isolated AO 0 10 V voltage DI clock with backup ADCF000610 Advanced thermostat humidistat for radiant applications 2 Al temperature instrume
9. Wire cross section mm from 0 5 to 1 5 mm Precision of inside temperature measurement 1 C from 0 to 60 C Precision of outside temperature measurement ITC standard CAREL 10 kQ range 40T80 C precision 0 5 C sensor precision 1 C from 0 to 40 C 1 5 C from 40 to 0 C and from 40 and 80 C 0 to 10 V analogue output not isolated for proportional control precision 5 max load 5 kQ max current 2 mA Relay approval EN60730 1 NO 1 1 A 250 Vac cos 0 4 100 000 cycles UL 873 NO 1A resistive 24 Vac 30 Vdc 100 000 cycles PILOT DUTY 24 Vac peak 15 A continuous 1 A 30 000 cycles Precision of humidity measurement in models where featured range 10 to 90 3 rH at 25 C 5 rH 0 to 60 C Dimensions mm 135x86x36mm 8 2 Wiring Tab 5 a Digital input Non isolated version direct connection of the voltage free contact contact closing current 3 to 5 MA Isolated version with external power supply to 24 Vac contact class 2 safety external power supply separate from the 24 Vac power supply to the instrument Maximum length 30 m min cable cross section 0 5 mm Outside temperature sensor connection with standard CAREL sensor 10 K 25 C B 3435 Digital input connection Analogue output connection Relay output connections Maximum length 10 m min cable cross section 0 5 mm Maximum length 10 m min cable cross section 0 5 mm Maximum
10. voltage in the optically isolated version Voltage free contact POL NE active when the input is closed nE PO nE PO active when the input is open Optically isolated NE active when voltage is present at the input PO active when voltage is not present at the input Tab 4 e Sensor calibration To make up for any errors due to the length of the cables or the sensors connected the controller features two parameters for calibrating the values read by the sensors The following parameters are involved code description of the parameter range def UOM AN Inside temperature calibration digital sensor or NTC CAL Int 18 Within a maximum of 10 C nom a E EN Outside temperature calibration NTC sensor e 5 CAL Est FI Within a maximum of 10 C 10to 10 0 0 Digital humidity sensor calibration CAL HUn gt Within a maximum of 15 rH en E om Tab 4 f AUTO humidity control In addition to the modes featured by the control algorithms the humidity can be controlled automatically based on the reading of the outside temperature sensor The aim of this type of control is to simplify the setting of the clima changing the humidity control according to the outside environmental conditions and therefore minimise the discomfort of the user when moving into out of the air conditioned environment This operating mode is selected by setting parameter AUT According to the level set using the up down buttons with a value from 1 to 7 a d
11. 0 rH dFd O Dehumidification differential for the activation of the relay 1 to 20 5 0 rH Parameter to define the humidification dehumidification status in day and night mode Activates or deactivates humidification or dehumidification control based on DIP 4 with the time bands The parameter can have the following three values 0 Time bands disabled The humidification dehumidification control is always active if featured and is configured in relation to dip4 SFH 1 Time bands enabled No When switching to the daytime band humidification dehumidification control depends on dip4 is 0to2 0 O activated When switching to the night band humidification dehumidification control depends on dip4 is deactivated 2 Time bands enabled When switching to the daytime band humidification dehumidification control depends on dip4 is deactivated When switching to the night band humidification dehumidification control depends on dip4 is activated Humidity set point automatically compensated by the outside temperature AUt If humidity control is featured the ambient humidity is controlled with an automatic set point defined OFF Mo from 1H to 7H using the buttons as specified in the corresponding table see page 15 OFF ees 1H to 7H s If set to OFF the mode is disabled Setting one of the levels in the table the controller independently sets a humidity set point in relation to the outside temperature
12. 1VA 50 60Hz supply 99 yey Power Analog output Output 2 1 1 A R1 Output 1 1 1 A Power vAs0 60Hz Supply 293542 Analog output Fig 2 d clima 030220641 rel 1 0 07 12 2007 10 CAREL Models with one relay only Code Description ADCA000100 temperature control ADCA000110 temperature control ADCDO000100 humidity control ADCDO000110 humidity control Tab 2 b Models with two relays and voltage free digital input Code Description ADCA000210 temperature control ADCF000210 temperature amp humidity control Tab 2 c Models with two relays and optically isolated digital input Code Description ADCA000410 temperature control ADCFO00410 temperature amp humidity control ADCF000610 Temperature amp humidity control of radiant floors proportional mode relay 2 used for humidity relay 1 used for temperature AO analogue output for water mixing valve control remote NTC for water temperature floor Tab 2 d CAREL 3 USER INTERFACE AND MODES 3 1 Display and buttons 3 2 Description of the buttons The figures below show the display and the representation of the corresponding symbols side programming buttons immediately change LCD display the current set point I IEH 38 Ei BE Fig 3 a Description of the display o ole Fig 3b Key gt
13. INSTALLATION Below is a description of the recommended operations for correct A Important Make sure all the power supply lines have been installation connected both low voltage 24 Vac dc and where necessary high voltage for the relays 230 V before reconnecting the front part of the instrument using Front Rear flat cable 2 1 Assembly Note For the purposes of electrical safety EN60730 1 once the Open the product by detaching the front part from the mounting base controller has been installed tighten the plastic tab in the housing for as shown in Fig 2 a opening the instrument e Using a screwdriver remove the screw holding the tab in the opening Once having removed the screw slide the plastic tab as shown in the Accessories and dipswitches Fig 2 b figure so as to remove it from the instrument and be able to lever the Connector Function JI Supervisor serial connection using code IROPZ48500 Key connector for copying the parameters The serial connection if used must be momentarily disconnected J2 Used to connect the remote temperature and humidity sensor ADCF006500 Also use the centre screw for the lug connected to the cable shield catch To open the instrument press the tab on the front by inserting a flat head screwdriver into the slit in the middle on the bottom of the case and at the same time flip the front panel upwards FLAT The flat front rear connection cable must be reco
14. make modifications or changes to its products without prior warning clima 030220641 rel 1 0 07 12 2007
15. of the parameter range def UOM Control cooling heating operating mode El Enables the possibility to define the operating mode cooling heating by parameter rather than by DIP 4 dis E dis amp E dIS Parameter El is disabled cooling heating mode is selected by DIP 4 on the rear Oe i En Parameter El is enabled cooling heating mode is selected by parameter El Programming operation cooling heating El Select cooling heating operation xk Selects the mode cooling or heating This parameter is only active if this mode is enabled by the previous El E parameter E The instrument works in cooling mode The instrument works in heating mode Tab 4 1 Remote temperature humidity sensor For the models without the humidity sensor already installed a remote sensor for ducts temperature humidity can be connected up to a maximum distance of 3 m The sensor is purchased separately code ADCF006500 This code includes the wired cable in the maximum available length 3 m The remote temperature humidity sensor can be installed on all ADCA codes Note The remote temperature humidity sensor cannot be connected to controller codes ADCF and ADCD that already have a built in humidity sensor as this would cause the temperature and humidity measurements to freeze To retrofit a clima model ADCF or ADCD already installed with a remote sensor open the controller and remove the plug in card with the temperature humidity sensor
16. of the room temperature limits tAH or tAL the initial conditions are restored for tHH Note When the temperature is read A on the SMALL field the H20 symbol is shown to indicate that this is the system water temperature Note Parameter LE 1 or 2 has no influence on the settings of the parameters 25 Cooling control logic A Output s S s Y a 4 C Temp acqua e Set point calcolato Fig 5 r RI per consenso Tacqua tHH 30 C set calcolato per l acqua 20 C tHL 10 C gt set point 23 C tAH 30 C k dir J Tamb Fig 5 5 The same rules apply as for heating control with the following differences The values of the parameters are different for cooling in particular tHH and tHL The control of the modulating valve is reversed with reference to the water temperature set point if the temperature is greater than the set point the valve is open The compensation of the temperature limit is activated using tHL rather than tHH and the logic is reversed tHL is increased rather than decreased There is also another limit on the water temperature set point based on the estimated dewpoint the set point is limited to values greater than Temp_dew ddP dewpoint diff parameter Note the value of tHL is not modified as a parameter rather an offset is added or subtracted The purpose of the minimum set point compensation f
17. on products with two relay outputs for temperature control ADCA and is used to have three different types of automatic cooling heating control Typical applications air conditioner plus boiler air conditioner heat pump condensing unit Once having selected the basic configuration using the dipswitches the three operating modes available are selected by parameter Adc Dipswitch configuration dip1 OFF dip2 ON dip3 ON Configuration 1 AdC 1 For the control of a classic system with air conditioner boiler The controller sends to the start signal to one or other appliance Automatic operating mode is signalled on the display by the AUTO symbol next to the set point The analogue output is defined for one function only heating or cooling The selection is made using dipswitch 4 located on the rear The figure illustrates operation DIP 4 ON Output Temp Set point temperatura inverno estate Fig 5 i DIP 4 OFF Output R2 dF2 dS1 dS1 I gt Set point temperatura inverno estate Fig 5 Cooling heating control for air conditioner boiler systems The analogue output is associated with cooling or heating control as set ny DIP 4 when LE 2 Parameters involved Value or Code Description Default LE link ifLE 1 day set point 3 6 nn Er cooling amp heating 200 1 7 night set point P RD a ans amp heating 1
18. value and these values can be restored by running the Factory set operation The default values are the same for all eight modes See the table of parameters for details of the default values and settings Initially at least the following parameters need to be checked set SET POINT depending on the operating mode different set points are sued To set these access SET button 5 seconds the mode for setting the parameters and set the corresponding values For the current mode only the value can be accessed directly using UP DOWN or set UP DOWN for the SMALL field The following set points need to be defined e set point for temperature control Daytime def 20 0 C and night se Daytime def 24 0 C and night se set point for humidity control Humidification set point def 30 0 RH Dehumidification set point def 70 0 RH def 18 0 C def 26 0 C in heating in cooling poin poin Clock TIME BANDS Prg O clock Press the corresponding button to display and if necessary set the default duration ofthe change mode timer display or set the RTC clock and set the Day and Night time bands rtC clock hh mm SLP manual changeover duration def 8 hours dAy start day band def 08 00 nit start night band def 20 00 Once having displayed the desired parameter using the UP DOWN buttons press SET and the parameter starts flashing Edit the value usi
19. 0 rH Tab 5 i Configuration 2 AdC 2 DiP 4 has no effect For the control of a classic reverse cycle air conditioning system with automatic cooling heating changeover and proportional humidity control using the CAREL compactSteam humidifier Automatic operating mode is signalled on the display by the AUTO symbol next to the set point There are two set points one for cooling and the other for heating and both can be set The mode switches between cooling and heating automatically according to the room temperature measured The two set points are set by pressing the SET button or the UP or DOWN button first the cooling set point is displayed and then the heating set point the controller automatically checks that there is a difference of at least 1 C between the two set points Relay 1 controls the heating cooling signal The analogue output controls humidification Relay output 2 manages the changeover in mode See the following graph for the description of this operating mode A Output Output m l dF2 as Temp Set point inverno Set point estate A Output gt dSA UR Set point umidifica R2 Set point inverno Set point estate Temp Fig 5 n Parameters involved Value or Code Description Default LE link if LE 1 Bog day set point in cooling 24 0 C 1 Y night set point in cooling 26 0 C 1 A day set po
20. 07 20 CAREL 5 5 T2 H two stage temperature and humidity control 5 6 T2A automatic temperature control only This is used in applications with two outputs dedicated to temperature control to send a start signal to an air conditioner or heat pump boiler with two steps The analogue output is for humidification control when the controller is in heating mode If the controller is in cooling operation humidity control is disabled and if attempting to change the set point the lock symbol is shown Dipswitch configuration dip1 ON dip2 OFF dip3 ON Control is available in both cooling and heating dip4 A Output Output gt dF2 l diF I as Temp I lt gt Pe Set point inverno Set point estate A a Output IN iN l N i Sent g dFH LASA UR Set point umidifica Fig 5 h Temperature and humidity control mode when LE 2 Parameters involved Code Description Default LE value ornk ifLE 1 E day set point in cooling 24 0 C 1 I night set point in cooling 26 0 C 1 s day set point in heating 20 0 C 1 A J night set point in heating 18 0 C 1 dIF relay 1 differential 1 0 C 1 dF2 relay 2 differential 1 0 C 2 dlF dS1 relay offset 0 0 C 2 0 dSA analogue output offset 0 0 rH 2 0 D humidification set point 50 0 rH 1 dFH humidification differential 5 0 rH 1 Tab 5 e This control mode is available
21. 1 Configuring the operating Modes cssssssssssesssseessusssesssnsesesseseeseeeee 13 4 2 Main parameters to be Set 14 E 14 5 FUNCTIONS 19 5 1 T temperature control with single output 19 5 2 T2 temperature control with double output 5 3 H humidity control 5 4 T H temperature plus humidity control 5 5 T2 H two stage temperature and humidity control 5 6 T2A automatic temperature control only 5 7 T2A H automatic temperature and humidity control 22 5 8 T H radiant ON OFF ON OFF mode for radiant floor systems 24 5 9 Proportional control mode for radiant floor systems code ADEFODOGIO nee 24 6 TABLE OF PARAMETERS 26 6 1 Description of the parameters for the standard version 26 6 2 Additional parameters in version T H for proportional controlo FaACIANES YSTEMS isaac liisciitida 29 7 ALARMS AND SIGNALS 29 7A Table ot alaiNS nananana a nN coeds 29 8 TECHNICAL SPECIFICATIONS 30 8 1 Technical Specifications cssssssscsssseesussssesssssessussssssusssseusnssseusssseesseseee 30 82 MINNE isc inci in az tii 30 9 APPENDIX 31 9 1 Supervisor parameters for CAREL and Modbus protocol AAA aiai 5 clima 030220641 rel 1 0 07 12 2007 CAREL 1 INTRODUCTION The thermostat humidistat terminal is an instrument that can according to the model chosen control the ambient temperature and humidity It can be used in various operating modes which are des
22. 4 a The activation outputs relays are assigned to temperature and humidity control as per the table below Relay 1 Relay 2 Model a temperature T temperature temperature T2 T2A 7 humidity H temperature humidity T H T2 H T2A H T H rad Tab 4 c The activation outputs relays are assigned to temperature and humidity control as per the table below Table of manufacturer default settings Purchase Control set Dip1 Dip2 Dip3 Dip4 Model code ADCA000100 T OFF O OFF OFF Basic temperature control only with one relay only Analogue output associated with the ADCA000110 emperature ADCA000210 T2A OFF O O OFF Two stage temperature control only automatic cooling heating with 2 relays ADCA000410 The analogue output can be configured for cooling or heating ADCD000100 H O OFF OFF O Basic humidity control with one relay only Analogue output associated with the humidity ADCD000110 ADCF000210 T2A H O O O O Two stage temperature and humidity control automatic cooling heating with 2 relays associated ADCF000410 with the temperature Analogue output associated with the humidity ADCF000610 radiant prop OFF O OFF O T H control for radiant systems proportional control model 13 Tab 4 d clima 030220641 rel 1 0 07 12 2007 4 2 Main parameters to be set AThe parameters for each operating mode also feature a default
23. 7 x N Y T ar gt i T gt dFA dSA Temp dSA dFA Temp Set point inverno Set point estate R2 i Temp Set point inverno Set point estate Fig 5 1 Parameters involved Value or Code Description Default LE link if LE 1 H day set point in cooling 24 0 C 1 3 J night set point in cooling 26 0 C 1 A day set point in heating 20 0 C 1 A JJ night set point in heating 18 0 C 1 dFA analogue output differential 1 0 C 1 dsA analogue output offset 0 0 C 2 Tab 5 h 5 7 T2A H automatic temperature and humidity control Value or Code Description Default LE link if LE 1 day set point in cooling 24 0 C 1 I night set point in cooling 26 0 C 1 A day set point in heating 20 0 C 1 4 3J night set point in heating 18 0 C 1 dIF relay 1 diff in cooling mode 10 C 1 dF2 relay 1 diff in heating mode 1 0 C 2 diF dFA analogue output differential 10 C 2 diF dS1 relay offset 05 C 2 0 dsA analogue output offset 0 0 C 2 0 Tab 5 g Configuration 3 AdC 3 DiP 4 has no effect The typical application in this case is a condensing unit reverse cycle with ON OFF control of the outlet fan and automatic changeover Automatic operating mode is signalled on the display by the AUTO symbol next to the set point Like in the previous configuration there are two set points one for cooling an
24. 89 1 7 dlF relay 1 differential 1 0 C 1 dF2 relay 2 differential 1 0 C 2 diF dFA analogue output differential 1 0 C 2 diF dS1 relay 1 amp 2 offset 05 C 1 dsA analogue output offset 0 0 C 2 dS1 Tab 5 f clima 030220641 rel 1 0 07 12 2007 Configuration 2 AdC 2 DiP 4 has no effect Used to control a classic system with air conditioner heat pump and heating cooling call Automatic operating mode is signalled on the display by the AUTO symbol next to the set point Two set points need to be defined one for cooling and the other for heating The mode switches between cooling and heating automatically according to the room temperature measured The two set points are set by pressing the SET button or the up or down button first the cooling set point is displayed and then the heating set point the controller automatically checks that there is a difference of at least 1 C between the two set points Relay 1 controls the heating cooling signal Relay 2 on the other hand manages the changeover See the following graph for the description of this operating mode when LE 2 Output Output Set point invernale Set point estivo ON invernale OFF estivo Temp Set point invernale Set point estivo Fig 5 k Parameters involved CAREL Relay 1 FAN control based on the status ON OFF of the clima controller i Output Output IN Y po
25. 9 c Note All the analogue variables set point differential sensor calibration are expressed in tenths if read with the CAREL protocol while they are expressed in hundredths if read with the Modbus protocol example 24 3 C CAREL supervisor 243 Modbus supervisor 2430 9 2 Software updates From release 2 3 to 2 4 Resolved the communication problem between multiple instruments connected in a supervisor network with CAREL protocol From release 2 4 to 2 5 Resolved the communication problem involving the digital variables using the Modbus protocol Changed the maximum allowable limit of the temperature set point rom 40 C to 50 C From release 2 5 to 2 6 Increased the speed for reading the temperature humidity sensor Rearranged operation of T2A mode with AdC 2 and AdC 3 Changed the alarm signals Improved errors management in Modbus clima 030220641 rel 1 0 07 12 2007 36 CAREL Note 37 clima 030220641 rel 1 0 07 12 2007 Note CAREL CAREL S p A 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 CAREL reserves the right to
26. TC temperature sensor 40 70 C IR IES not added z 2 30 remote NTC temperature sensor 40 80 2 C IR ne Cali on values not added 3 31 minimum inside temperature recorded from unit ON 40 70 C IR pe aeiae valet not added 4 32 maximum inside temperature recorded from unit ON 40 70 C IR ner alioration vales not added 5 33 minimum outside temperature recorded from unit ON 40 80 C IR MEAN value is not added 6 34 maximum outside temperature recorded from unit ON 40 80 C IR lado not added he calibration value is _ rer A 7 35 digital temperature sensor 0 70 C IR rotadded 8 36 digital humidity sensor value 0 99 7 rH R 13 41 analogue output value 0 100 R 14 42 PWM value for cooling 0 100 R W IW if Lin 1 clima 030220641 rel 1 0 07 12 2007 32 CAREL par CAREL aoe Modbus description min max def UOM R W note index index 15 43 PWM value for heating O 100 R W W ifLin 1 16 44 PWM value for humidification o 100 R W W if Lin 1 E 22 1 day temperature set point in cooling 10 40 24 C R W BG D 23 2 night temperature set point in cooling 10 40 26 C R W 4 24 3 day temperature set point in heating 10 40 20 C R W A J 25 4 night temperature set point in heating 10 40 18 C R W dIF 26 5 temperature dif
27. arned of the possibility of such damage DISPOSAL The product is made from metal parts and plastic parts lIn 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 sys ems 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 nega on the environment ive effects on human health and 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 be disposed of separately 5 in the event of illegal disposal of elec penalties 3 August 2005 and that it must rical and electronic waste the clima 030220641 rel 1 0 07 12 2007 CAREL Contents 1 INTRODUCTION 7 1 1 Models avallable u 4 een 7 2 INSTALLATION 9 IN ASSCHHDIV rn re rennen 9 D Y DIMENSIONS sinian 9 2 3 Electrical connections nennen 10 3 USER INTERFACE AND MODES 11 3 1 Display and DU sau 11 3 2 Description of the buttons nnenneennneennnnneennnneen 11 4 CONFIGURATIONS 13 4
28. 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 inthe 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 installation use or impossibility to use the product even if CAREL or its subsidiaries are w
29. bles and sets the gain for set point compensation according to the outside temperature If CSt P CSt ae 1t0 1 0 0 E 0 compensation is disabled Also see parameters Ctt and CtS The maximum value for the compensated set point is limited by this parameter In heating mode if the difference CdF calculated for set point compensation is higher than CdF the instrument uses CdF as the maximum difference Oto20 20 C from the set point Similarly in cooling mode if the difference calculated for set point compensation is less than CdF the instrument uses CdF as the maximum difference from the set point Temperature set point compensation in heating based on the outside temperature measurement compensated Ctt set point set point set point Text Ctt CSt Oto 25 10 0 E Compensation is activated only if Text lt set point Ctt Temperature set point compensation in cooling based on the outside temperature measurement compensated cts set point set point Text set point CtS CSt Oto 25 10 0 E Compensation is activated only if Text gt set point CtS Tab 4 clima 030220641 rel 1 0 07 12 2007 16 CAREL Control the outputs via RS485 serial connection The status of the analogue output and the relays on the instrument can be controlled via a serial connection to a supervisor The variables are read only if LIn no or read write if LIn yES The variables are described in the table of supervisor
30. clima CAREL thermostat humidistat A E Eno User manual LEGGI E CONSERVA gt QUESTE ISTRUZIONI 4 READ AND SAVE THESE INSTRUCTIONS Technology amp Evolution CAREL IMPORTANT CAREL bases the development 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 he product respond 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 with the product or can be downloaded even prior to purchase from the website www ca
31. corded from unit ON 40 80 C IR ass not added 6 40 maximum water temperature recorded from unit ON 40 80 C IR De o Meenen oi not added 7 41 digital temperature sensor 40 70 C IR AS not added 8 42 digital humidity sensor value 0 99 rH R 13 47 analogue output value 0 100 R 14 48 PWM value for cooling 0 100 R W Wif LIn 1 15 49 PWM value for heating 0 100 R W W if LiIn 1 16 50 PWM value for humidification o 100 R W W if LIn 1 21 55 set point calculated for radiant system water 5 80 C IR 22 56 dewpoint calculated C IR 23 57 maximum temperature limit for water set tHH calculated tHL tHH R 24 58 minimum temperature limit for water set tHL calculated tHL tHH C R Be 25 1 day temperature set point in cooling 10 40 24 C R W 35 clima 030220641 rel 1 0 07 12 2007 CAREL par CAREL ar Modbus description min max def UOM R W note index index ke D 26 2 night temperature set point in cooling 10 40 26 C R W amp 27 3 day temperature set point in heating 10 40 20 C R W 4 D 28 4 night temperature set point in heating 10 40 18 C R W dIF 29 5 temperature differential dlF 0 10 1 C RW dS1 30 6 temperature differential dS1 10 10 0 C RW dSA 31 7 temperatu
32. cribed below Change night day mode manually I NIGHT This activates the opposite function to the current night if day or day if night for the set time Pressing the NIGHT button once accesses the timer menu and displays the duration To change the duration of the temporary mode use the UP DOWN buttons Tochangethe value ofthe timer permanently accessthe Prg menu and set parameter SLP To set the current timer to zero and return the instrument to the original mode press the NIGHT button the remaining time is displayed then press DOWN until reaching the value 0 The instrument after having briefly displayed the message OFF SLP automatically returns to the main menu Once having set the timer pressing the NIGHT button displays the time remaining on the timer This value can be changed at any time To exit the menu press the NIGHT button again Example of operation with time bands RTC fitted and configured the time is 15 55 the symbol is on dAy 8 00 nit 16 00 At 16 00 the controller will switch to Night mode with a lower in heating or higher in cooling temperature setting Assuming the user wants to extend Day mode for a further 3 hours having to work late in the office The following operations are required press the NIGHT button set the timer to 3h and 00 using the DOWN button press the NIGHT button to confirm the setting The clima returns to Day mode with the corresponding set point It w
33. cribed in this manual Depending on the model the following functions components condensing units Two relay outputs with class 2 insulation from the rest of the instrument for controlling the actuators Advanced algorithms for operation in heating cooling or automatic are included mode Special functions for the control of underfloor heating radiant Built in NTC temperature and humidity sensor with digital measurement floors in cooling mode and temperature compensation functions Available on all humidistat codes not available on thermostat only Timer and RTC clock for day and night operation codes Display in degrees Celsius Fahrenheit Remote NTC temperature sensor with specific temperature Serial option for remote control by supervisor compensation functions in the controller Digital input from voltage free or 24 Vac contact with control function for alarms on off etc 0 to 10 V output for controlling humidifiers air conditioners or 1 1 Models available CLIMA controllers The clima controller is available in various hardware models which correspond to different possible combinations and operating modes The following tables describe the possible operating modes for the various hardware models and the specific features of each model The various operating modes can be selected using the dipswitches at the rear of the instrument as explained in chapter 4 Configuring the operating modes
34. d the other for heating both of which can be set The mode switches between cooling and heating automatically according to the room temperature measured The two set points are set by pressing the SET button or the up or down button first the cooling set point is displayed and then the heating set point the controller automatically checks that there is a difference of at east 1 C between the two set points Relay 1 is controlled directly by the ON OFF button on the instrument when the instrument is off relay 1 is off when the instrument is on the relay is always active Relay 2 on the other hand manages changeover The analogue output is dedicated to heating cooling control clima 030220641 rel 1 0 07 12 2007 22 This operating mode can be used to perform two types of control be selected by parameter Adc e automatic cooling heating selection for systems with air conditioner and boiler with humidifier control e reverse cycle systems with heating and cooling set point and humidifier control Dipswitch configuration dip1 ON dip2 ON dip3 ON CAREL Configuration 1 AdC 1 DiP 4 has no effect The typical application is the control of a classic system with air conditioner boiler and humidity control using a CAREL proportional humidifier for example the compactSteam series Dehumidification is performed using the air conditioner making sure that the temperature conditions are within the comfort li
35. de is available in both cooling and heating mode the selection is made using dipswitch 4 or from the supervisor serial connection or digital input Depending on the value of LE level either only the basic parameters LE 1 or all LE 2 can be set LE 1 LE 2 Output 10 e IN R2 N N Soy l rl dFA T asa g on no Temp diF dS1 ie ae Set point Fig 5 b Single stage temperature control only in heating mode In cooling mode the situation is diametrically opposite with reference to the set point Parameters involved Value or Code Description Default LE link if LE 1 kE day set point in cooling 24 0 C 1 3 night set point in cooling 26 0 C 1 amp day set point in heating 20 0 C 1 A D night set point in heating 18 0 C 1 diF temperature differential 10 C 1 dFA analogue output differential 10 C 2 diF dS1 relay offset 0 0 C 2 0 dSA analogue output offset 0 0 C 2 0 Tab 5 a O Note When LE 1 proportional and ON OFF control overlap therefore modifying parameter dIF changes the differential for both Note Passing to level 2 allows the two types of control proportional and ON OFF to be positioned independently Parameters dSA and dS1 can have both positive and negative values allowing the two types of control proportional and ON OFF to be set as desired 5 2 T2 temperature control with double output Two sta
36. e is stored for a maximum of 2 days ADCA000210 Advanced thermostat with RTC 2 Al temperature instrument remote opt 2 DO relay outputs R1 amp R2 DI voltage free contact AO 0 10 V voltage clock with backup Performs temperature control only in manual or automatic mode with time bands Based on the set parameters the thresholds for the activation of the relays and the analogue output are selected according to the temperature measured by the instrument This model has an internal clock and operation with time bands can be set 2 bands a day the same for all 7 days of the week In the event of power failures the time is stored for a maximum of 2 days ADCA000410 Advanced thermostat with RTC amp optically isolated DI 2 Al temperature instrument remote opt 2 DO relay output R1 amp R2 DI optically isolated AO 0 10 V voltage clock with backup As for the previous model but with 24 V optically isolated digital input 2 Al temperature instrument remote opt Humidity sensor Performs temperature or humidity control in manual mode according to the operating ADCD000100 un A opt DO relay output R2 mode selected If the T operating modes are selected the humidity sensor is used for Standard humidistat DI voltage free contact display only and vice versa if selecting H mode AO 0 10 V voltage 2 Al temperature instrument remote opt ADCD000110 a
37. ed EHi high temperature or ELo low temperature and the actuator is deactivated relay For the control mode see the modes T and T H the specific additional parameters are as follows DIP 4 ON A A DIP 4 OFF Output Output dir I ds Ternp as dir Temp anne Kenn Set point invernale Set point estivo A A Output Output Set point umidifica Set point deumidifica Fig 5 0 Temperature top and humidty control mode bottom when LE 2 Parameters involved Value or Code Description Default LE link if LE 1 XK day set point in cooling 24 0 C X J night set point in cooling 26 0 C A day set point in heating 20 0 C 4 D night set point in heating 18 0 C dIF relay differential 1 0 C dS1 relay offset 0 0 C 2 0 dsA analogue output offset 0 0 rH 2 0 ELo max water temp in heating 40 0 C EHi max water temp in cooling 10 0 C Q amp S humidification set point 50 0 rH O dehumidification set point 70 0 rH dFH humidification differential 5 0 rH si dFd dehumidification diff 5 0 rH Tab 5 k clima 030220641 rel 1 0 07 12 2007 24 CAREL 5 9 Proportional control mode for radiant floor systems code ADCF000610 The control functions use e built in temperature sensor for the room temperature measurement e humidity sensor to avoid condensation in cooling mode remote temperature sensor for measuring
38. el purchased Settings allowed for each model Dip1 Dip2 Dip3 Model ADCA000100 ADCA000110 ADCDO000100 ADCD000110 ADCA000210 ADCA000410 ADCF000210 ADCF000410 ADCF000610 A Important The configurations not allowed for the specific hardware can be selected yet obviously should be avoided as not all the operations are available the installer is responsible for checking that this will not cause operating problems in the installation See the chapter on Functions for a detailed description of each individual operating mode OFF OFF 4 lt EN A L Basic temperature control only with one relay only R2 The analogue output is associated with the temperature OFF OFF ON T2 lt Two stage temperature control only with two relays R1 and R2 The analogue output is associated with the temperature OFF ON ON T2A y y Two stage temperature control only with two relays R1 and R2 and automatic control of cooling heating mode The analogue output is associated with the temperature Other settings for this mode are available by parameter See the chapter on Functions ON OFF OFF H y y Basic humidity control only with one relay only R2 associated with humidification or dehumidification control The analogue output is associated with the humidity OFF T H y Temperature and humidity control One relay is associated with the temperature R1 the ot
39. et point depending on the control 0 1 to 10 1 0 C mode cooling or heating Temperature differential for relay 2 dF2 This is an absolute value and is added to or subtracted from the set point depending on the control 0 1 to 10 1 0 C mode cooling or heating Temperature offset for relay 1 dS1 This value is added to or subtracted from the set point based on the active control mode May be positive 10to 10 0 5 C or negative so as to offer complete flexibility in the position of the step Analogue output differential dFA This value is added to or subtracted from the set point according to the control mode selected cooling or 0 to 10 1 0 C heating Analogue output offset from to the set point se dSA This value is added to or subtracted from to the set point according to the operating mode cooling or 10 to 10 0 0 rH heating aximum water temperature for ON OFF radiant floor heating control mode 8 all dipswitches off The z EHI A i 10 to 80 40 C screen shows alarm EHI and the relay output is deactivated irrespective of the control mode inimum water temperature for ON OFF radiant floor cooling control mode 8 all dipswitches off The y ELo A E 0 to 50 10 C screen shows alarm ELo and the relay output is deactivated irrespective of the control mode I Humidification set point 10to 70 50 0 rH O Dehumidification set point 10to 70 70 0 rH dFH D Humidity differential for the activation of the analogue output and the relay 1t0 20 5
40. ferential dIF 0 10 1 C RW dF2 27 6 temperature differential dF2 0 10 1 C RW dS1 28 7 temperature differential dS 10 10 an C R W dFA 29 8 temperature differential dFA 10 10 1 C RW dSA 30 9 temperature differential dSA 10 10 a C R W Se 31 0 humidification set poin 10 70 50 rH R W in p O 32 1 dehumidification set point 10 70 70 rH R W dFH 33 2 humidification differential dFH 1 20 5 rH R W dFd 34 3 dehumidification differential dFd 1 20 3 rH R W CAL Int 35 4 inside temperature calibration 10 10 0 C RW CAL ESt 36 5 outside temperature calibration 10 10 0 C RW CAL HUn 37 6 humidity sensor calibration 15 15 0 rh R W cts 38 7 threshold for set point compensation in cooling 0 25 10 C RW Ctt 39 8 threshold for set point compensation in heating 0 25 10 C RW CdF 40 9 max differential for set point compensation 0 20 2 C RW CSt 41 20 parameter for set point compensation 1 1 0 R W EHi 42 21 maximum water temperature for model T H radiant 10 80 40 C R W ELo 43 22 minimum water temperature for model T H radiant 0 50 10 C R W Tab 9 c Note In the supervisor parameters the set point for the automatic modes day and night is saved to both values cooling heating when setting simply change the heating set point only and the setting will be automatically copied to the corresponding cooling set point Note All the analogue variables set point differential sensor calibration are expressed in te
41. fferential 5 0 rH 1 6 5 night set point in heating 18 0 C 1 z dFd dehumidification differential 5 0 rH 1 dSA analogue output offset 0 0 rH 2 0 dIF relay 1 differential 1 0 C 1 Tab 5 c dF2 relay 2 differential 1 0 C 2 diF dFA analogue output differential 1 0 C 2 2 dIF dS1 relay offset 0 0 C 2 0 dsA analogue output offset 0 0 C 2 0 Tab 5 b qe 5 4 T H temperature plus humidity O Note When LE 1 proportional and ON OFF control overlap control therefore modifying parameter DIF changes the differential for both This type of control is only possible on the models fitted with digital temperature humidity sensor ADCF Note Passing to level 2 allows the two types of control It is used in simple applications with one stage for the temperature proportional and ON OFF to be positioned independently and one for the humidity to send a start signal to an air conditioner or Parameters dSA and dS1 can have both positive and negative values heat pump boiler via the relay The analogue output is only activated in allowing the two types of control proportional and ON OFF to be set as humidification mode desired Dipswitch configuration dip1 ON dip2 ON dip3 OFF 5 3 H humidity control Control is available in both cooling and heating dip4 This type of control is only possible on the models fitted with digital DIPA ON i i DIP 4 OFF humidity sensor ADCD ADCF Output Output It is used in simple app
42. floor temperatures the maximum water emperature is compensated which may be lower than the maximum value set for tHH This occurs when the system responds during heating with excessively fast variations of the room emperature In the figure this operation is indicated by the dashed ine the line at the bottom for example defines a water set point of around 29 C rather than 34 C for the same room temperature The calculation of the maximum value for tHH is based on parameter r which defines an observation time in minutes on the value of the integral error e If within the time tr control is active valve open and there is an increase in temperature greater than 0 5 C gt tHH is decreased by 1 C If always in the observation period tr the variation was less than 0 5 C but the integral error is positive gt 20 of dIF gt tHH is again decreased by 1 C If on the other hand the variation is less than 0 5 C but the integral error is negative gt 20 of dIF gt tHH is increased by 1 C e Recommended value of tr 30 min yet this depends on the inertia of the system and the integral error set tln sends the signal to Note the value of tHH is not modified as a parameter rather an offset is added or subtracted The purpose of the maximum set point compensation for the water temperature is to make the system work with the lowest possible floor temperature In operating conditions outside
43. from the PCB as shown in the figure Dip switches J1 per opzione seriale o chiave di programmazione Sonda interna da rimuovere clima 030220641 rel 1 0 07 12 2007 CAREL Password On all models a password can be set for accessing the parameters using Note Make sure the password is kept in a safe place as without it parameter PS Once the value of parameter PS has been set other than the parameters can no longer be accessed The value can only be zero this value must be entered in order to access the parameters reset from the supervisor or using the parameter copying key code description of the parameter range def UOM Password for accessing the parameters PS Set to 0 no password is required to access the parameters 0 to 999 0 7 Set other than zero the same value must be entered to access the parameters Tab 4 m Antifreeze To prevent the formation of ice and frost the controller features the antifreeze function which activates the relay dedicated to the temperature function regardless of the control mode when in heating operation Antifreeze is available in all control modes apart from humidity only and the corresponding relay is activated when the temperature falls below 5 C The function is also active when the instrument is off and is enabled 20 seconds after shutdown clima 030220641 rel 1 0 07 12 2007 18 CAREL 5 FUNCTIONS This chapter describes the temperatu
44. ge temperature control only used to send a start signal to an air conditioner or heat pump boiler with two step operation The analogue output can be used alternately or together with the relay output to control a modulating hot or cold water valve e as an additional proportional control step to the relay Dipswitch configuration dip1 OFF dip2 OFF dip3 ON This control mode is available in both cooling and heating mode the selection is made using dipswitch 4 or from the supervisor serial connection or digital input LE 1 Output 10V ov Temp Set point Fig 5 c LE 2 Heating Output INS R2 In l N 5S l l E Y a i e dFA nn dSA dF2 diF i dS1 Set point Fig 5 d Two stage temperature control only in heating mode In cooling mode the situation is diametrically opposite with reference to the set point clima 030220641 rel 1 0 07 12 2007 CAREL Parameters involved Parameters involved Value or Value or Code Description Default LE linkif LE Code Description Default LE link if LE 1 1 2 3 day set point in cooling 24 0 C 1 5 Q5 humidification set point 50 0 rH 1 3 night set point in cooling 26 0 C 1 i 6 dehumidification set point 70 0 rH 1 A day set point in heating 20 0 C 1 i dFH humidification di
45. her R2 associated with humidification or dehumidification control Analogue output associated with the humidity O OFF ON T2 H y Two stage temperature and proportional humidity control The two relays are associated with the temperature R1 and R2 the analogue output is associated with the humidity ON T2A H y Two stage temperature and proportional humidity control with automatic control of the cooling heating mode The two relays R1 and R2 are associated with the temperature the analogue output is associated with the humidity Other settings for this mode are available by parameter See the chapter on Functions T H radiant ON OFF output R2 output R2 output R1 output OFF RI OFF OFF output R1 odel for radiant systems with ON OFF control Temperature control only or temperature and humidity control according to the model purchased If humidity control is available the analogue output is associated with this Based on radiant model selected see tab 4 q T H radiant proportional odel for radiant systems with proportional control Temperature and humidity control Dipswitch configurations The 4 dipswitches are used to set the instrument for the required control mode Dip 1 2 3 Control mode as per the above table Din 4 OFF cooling dehumidification P ON heating humidification Tab 4 b Tab
46. humidity sensor fitted 0 R 0 fitted 1 NOT FITTED EdP 2 2 Enable dewpoint calculation 0 R W 0 no 1 yES 7 6 Operating mode for control 0 R 0 Cooling 1 Heating 8 7 Changeover status 0 R W WifLln 0 not active 1 active 9 8 Cooling control status of relay 1 0 R W W if LIn 0 not active 1 active 20 9 Cooling control status of relay 2 0 R W W if LIn 0 not active 1 active 21 20 Heating control status of relay 1 0 R W W if LIn 0 not active 1 active 22 21 Heating control status of relay 2 0 R W W if LIn 0 not active 1 active 23 22 Humidification control status 0 R W WifLln 0 not active 1 active 24 23 Dehumidification control status 0 R W WifLln 0 not active 1 active 25 24 Automatic control status in cooling mode 0 R W W if LIn 0 not active 1 active 26 25 Automatic control status in heating mode 0 R W W if LIn 0 not active 1 active 27 26 Status of relay 1 0 R open 1 closed 28 27 Status of relay 2 0 R open 1 closed 29 28 Status of external alarm if ALE is displayed 0 R not active 1 active 30 29 Status of external NTC sensor alarm water system 0 R not active 1 active 31 30 Status of digital sensor T H 0 R 0 not active 1 active 32 31 Control status with antifreeze 0 R 0 not active 1 active
47. ifferent humidity set point trend is defined To disable this operating mode in the parameters menu set the value of Aut 0 AUTO mode for the humidification control is only possible if the outside temperature sensor is installed code description of the parameter range def UOM Humidity set point level compensated according to the outside temperature If humidity control is featured the ambient humidity is controlled with an automatic set point defined from 1H OFF Aut D gt to 7H using the buttons as specified in Table 4 g 1Hto7H OFF If set to OFF the mode is disabled Setting one of the levels shown in the table the controller independently sets a humidity set point in relation to the outside temperature measurement Table humidity set point according to the setting of AUT outside temperature in degrees C Level Below 23 C 23 Cto 17 C 17 Cto 12 C 12 Cto 6 C 6 Cto 1 C 1 C to 4 C 4 Cto 10 C Above 10 C 1 10 10 10 10 15 20 25 10 2 10 10 10 15 20 25 30 10 3 10 10 15 20 25 30 35 10 4 10 15 20 25 30 35 40 10 5 10 20 25 30 35 40 45 10 6 10 25 30 35 40 45 45 10 7 10 30 35 40 45 45 45 10 Tab 4 9 15 clima 030220641 rel 1 0 07 12 2007 CAREL Average of the temperature readings between the built in sensor and the remote sensor This temperature control mode is based not only
48. ill automatically return to Night mode according to the time bands when the timer reaches zero CAREL Functions that can be associated with the digital input According to the model chosen the digital input can be connected to a voltage free ON OFF contact e a24Vac voltage signal with optically isolated reference The digital input can be used for the functions listed in the table These are function it has been enabled for That is if dl 3 the digital input is used to select Day Night mode pressing the NIGHT button will have no affect If attempting to control the function enabled by the digital input using a button the clima will show the LOCK symbol to indicate that the operation is disabled The humidifier alarm dl 4 is immediate with selected by setting parameter dl from the parameters menu Parameter i POL is used to define the polarity of the contact automatic reset and signal only no action on the outputs The digital input has priority over all other settings as regards the code description of the parameter range def UOM Digital input configuration OFF disabled 1 select remote cooling heating al 2 remote ON OFF BERS QU 3 select day night alternative set point 4 remote alarm for example from compactSteam Digital contact polarity Used to choose whether to consider the digital input active when closed or open or alternatively whether or not there is
49. int El built in NTC temperature sensor fault automatic stops all outputs E2 remote temperature sensor fault automatic stops compensation if active and control on average if enabled Ert RTC alarm automatic EHi high control temperature alarm radiant automatic stops all outputs oor ELo ow control temperature alarm radiant automatic stops all outputs oor ELn serial connection alarm automatic only active if I Os managed via serial connection ALE external alarm from digital input automatic signal only alarm from external contact humidifier Tab 7 a 29 clima 030220641 rel 1 0 07 12 2007 8 1 Technical specifications CAREL 8 TECHNICAL SPECIFICATIONS Power supply 24 Vac 10 to 15 50 60Hz 1 VA 22 to 35 Vdc 0 5W Class 2 safety power supply Min cable cross section 0 5 mm Power supply compatible with compactSteam G GO Operating temperature 0T60 C 10 to 90 rH not condensing Storage temperature 20170 C 10 to 90 rH not condensing Environmental pollution normal Pollution degree 2 Software class and structure A Type of action 1C Index of protection P20 Ball pressure test temperature on plastic of front casing 125 C Classification according to protection against electric shock 2 to be integrated into class 1 or 2 appliances Period of stress across the insulating parts ong Immunity against voltage surges category 2
50. int in heating 20 0 C 1 4 D night set point in heating 18 0 C 1 dIF relay 1 diff in cooling mode 1 0 C 1 dF2 relay 1 diff in heating mode 1 0 C 2 diF dS1 relay 1 offset 0 5 C 2 dsA analogue output offset 0 rH 2 0 No humidification set point 50 0 rH 1 dFH analogue output differential 5 0 rH 1 Tab 5 j clima 030220641 rel 1 0 07 12 2007 5 8 T H radiant ON OFF ON OFF mode for radiant floor systems ON OFF control mode in radiant systems is available for all models of clima ADCA ADCD ADCF both with temperature control only and temperature plus humidity modes T or T H and is likewise available for the specific model for radiant systems ADCF000610 Temperature control uses one relay only R1 for models ADCA000210 ADCA000410 and all models ADCF R2 for models ADCA000100 ADCA0001 10 and all models ADCD The second relay R2 if available is associated with humidity control as is the analogue output Dipswitch configuration dip1 OFF dip2 OFF dip3 OFF The remote sensor is used to control the water outlet temperature and this must be installed otherwise an error is signalled For control two parameters are used that define two thresholds for the water temperature maximum temperature in heating mode EHi minimum temperature in cooling mode ELo To protect the system against critical operating conditions if such limits are exceeded an alarm is signall
51. length 30 m cable cross section from 1 5 to 2 5 mm class 2 reinforced insulation from the instrument Basic insulation between the relays Use copper wires approved for a temperature of 75 C Minimum cross section AWG 22 14 rigid or flexible To tighten the terminals apply a torque of 7 Lb In for the black terminals SAURO To use the instrument in compliance with UL 873 a load with a maximum voltage 24 Vac class 2 can be connected to the relay output UL specifications for connections Tab 5 b Warning All the connections except for the relays must be connected to very low voltage circuits with reinforced insulation clima 030220641 rel 1 0 07 12 2007 30 CAREL 9 APPENDIX 9 1 Supervisor parameters for CAREL and Modbus protocol Unit code 57 all codes except for ADCF000610 Digital variables par CARELsup Modbus description min max def UOM R W note index index 1 1 Unit on or off 0 0 R W 0 off 1 on Lin 2 2 Control actuators relays analogue output from serial 0 0 R W 0 function disabled 1 function enabled Unt 13 3 Parameter for setting temperature display mode Farh 1 0 R W Celsius 0 4 4 RTC status not enabled 0 R W 0 RTC operation ok 1 RTC off 5 5
52. lications to send a start signal to a humidifier or dehumidifier The analogue output can only be used for humidification control Examples of using of the analogue output v T dif ds1 Temp ds1 de Temp e for proportional humidity control by CAREL humidifiers for example u q XA com pactStea m Set point invernale Set point estivo as an additional step to the relay for humidity control i i Dipswitch configuration Output Output dip1 ON dip2 OFF dip3 OFF The control mode is selected using dipswitch 4 located on the rear ls dip4 ON for humidification dip4 OFF for dehumidification Set point umidifica Set point deumidifica Fig 5 9 LE 1 Temperature top and humidty control mode bottom when LE 2 DIP 4 ON DIP 4 OFF Output Output ar Parameters involved Value or Code Description Default LE link if LE UR i ES day set point in cooling 24 0 C Set point umidifica Set point deumidifica 2 D night set point in cooling 26 0 C _ Fig 5 e amp day set point in heating 20 0 C LE 2 4 J night set point in heating 18 0 C DIPS ON Output Output Er dIF relay differential 1 0 E dS1 relay offset 0 0 C 2 0 dSA analogue output offset 0 0 rH 2 0 amp D humidification set point 50 0 rH SUR amp dehumidification set point 70 0 rH dFH humidification differential 5 0 rH Set point umidifica Set point deumidifica dFd dehumidification diff 5 0 rH Fig 5 f Tab 5 d clima 030220641 rel 1 0 07 12 20
53. mits There are two humidity set points one for humidification and the other for dehumidification the changeover points for automatic humidification dehumidification operation are also defined There is just one temperature set point for both cooling and heating the changeover cooling heating occurs based on the activation points of the two outputs Dehumidification can only be activated if the humidity exceeds the dehumidification set point plus the differential dFd and furthermore Temp gt Set dS1 dF2 It is deactivated if the humidity is below the dehumidification set point and in furthermore Temp lt Set dS1 dF2 0 5 C See the following graph for the description of this operating mode Output Output Output Nov T N UR dFH dSA Set point umidifica Set point deumidifica Si attiva solo se temp gt Set dS1 dF2 Si disattiva OFF se temp lt Set dS1 dF2 0 5 Fig 5 m Parameters involved Value or Code Description Default LE link if LE 1 day set point same 20 0 C D night set point same 18 0 C dir relay 1 differential 10 C dF2 relay 2 differential 1 0 C 2 diF dS1 relay offset 05 C dsA analogue output offset 0 rH 2 0 Alo humidification set point 50 0 rH 16V dehumidification set point 70 0 rH dFH humidification differential 5 0 rH dFd dehumidification differential 5
54. nal modes for the automatic operation For temperature control only T2A Configuration 1 temperature control with set point and dead band only 2xdS1 1 to 3 7 Configuration 2 temperature control only with automatic changeover of the set point Adc Configuration 3 temperature control only with cooling and heating set point automatic changeover 1 and manual ON OFF control for outlet fan For temperature humidity control T2A H Configuration 1 temperature control with set point and dead band only 2xdS1 Two set points for humidity 1to2 Configuration 2 temperature and humidity control with cooling and heating set point and automatic changeover Active display configuration dyS 1t04 1 z Used to set the values shown in the large and small fields on the display Current time i i ue 00 00 h rtc The large field displays the hours and the small field the minutes 23 59 Duration of manual day night mode changeover O 0to12 8h h SLP The large field displays the hours and the small field the minutes 15 minute steps Day band threshold y i N 8 00 h dAy The large field displays the hours and the small field the minutes 15 minute steps 23 59 nit ight band threshold i O i ae 20 00 h by The large field displays the hours and the small field the minutes 15 minute steps 23 59 Digital input configuration OFF disabled di 1 select remote cooling heating OFF t
55. ng mode 0 7 R W W if LIn 0 not active 1 active 27 26 Status of relay 1 0 R 0 open 1 closed 28 27 Status of relay 2 0 R 0 open 1 closed 29 28 Status of external alarm if ALE is displayed 0 R 0 not active 1 active 30 29 Status of remote NTC sensor alarm 0 R 0 not active 1 active 3 30 Status of remote digital sensor T H 0 R 0 not active 1 active 32 31 Control status with antifreeze 0 R 0 not active 1 active 33 32 Status of RTC alarm 0 R 0 not active 1 active 34 33 Status of inside NTC sensor alarm 0 R 0 not active 1 active 35 34 Status of temperature display mode 0 R W temporary status Farh 1 Celsius 0 in RAM 36 35 Status of day night operating mode 0 R W temporary status 0 Day 1 night in RAM 31 clima 030220641 rel 1 0 07 12 2007 CAREL par CAREL sup Modbus description min max def UOM R W note index index 37 36 Status of EEProm alarm 0 R 0 not active 1 active 38 37 Serial connection alarm if parameter Lin enabled 0 R 0 not active 1 active 39 38 High water temperature alarm for model T H rad 0 R 0
56. ng the UP DOWN buttons and then press SET To exit the menu press the PRG button again To disable the time bands function set parameter rtC off Select parameter rtC using PRG CLOCK and set the value using the DOWN button When reaching 00 00 using the DOWN button the function will be off When parameter rtC is set to offthe operating mode is always daytime and consequently only the daytime set points are used the night settings are only used when the NIGHT button is pressed manually changing mode The same is true for models without the RTC function When the time bands are set the CLOCK symbol is shown on the display e PARAMETERS check set the other parameters dIF dS1 based on the mode used The controller is then ready for operation Start control by pressing the ON button or activating the digital input if featured Note The values ofthe parameters are specific for each individual operating mode T T2 T2A the user can therefore defined a different set of parameters for each of the 8 control modes The specific set of parameters will be loaded by the clima when changing the configuration of the dipswitches clima 030220641 rel 1 0 07 12 2007 14 CAREL 4 3 Additional functions The controller as well as the control algorithms for the various types of applications air conditioners boilers heat pumps condensing units features a series of additional functions as des
57. nnected Front rear in the position defined by the plastic part to ensure correct polarity Dipswitches For configuring operation and cooling heating humidification dehumidification modes Tab 2 a s Dip switches J1 per opzione seriale o chiave di programmazione 2 2 Dimensions For installation see the drilling template included in the packaging A 3 v clima Fig 2 a l l Once having completely removed the cover of the instrument the two Y parts remain connected by a flat cable that can be disconnected from 135 i 36 i the front panel lt Fasten the bottom of the clima to the wall using the screws contained in the packaging For drilling use the template on the rear of the Fig 2 c packaging To connect the wires to the terminal block remove the terminal covers by squeezing the two fins e Make the required connections according to the model chosen running the connection cables through the hole in the middle of the bottom shell and connecting them to the terminal block observing the indications on the label Separate the connection and control cables from the relay cables The wiring diagrams are shown in paragraph 2 3 9 clima 030220641 rel 1 0 07 12 2007 2 3 Electrical connections Output 2 24V 1VA 50 60Hz Supply 77 354 Power Analog output Output 2 Output 1 24V
58. not active 1 active 40 39 Low water temperature alarm for model T H rad 0 R 0 not active 1 active 49 48 Reading of dipswitch 4 0 R 0 off 1 on 50 49 Reading of dipswitch 1 0 R 0 off 1 on 51 50 Reading of dipswitch 2 0 R 0 off 1 on 52 51 Reading of dipswitch 3 0 R 0 off 1 on 53 52 Digital input reading 0 R 1 open 0 closed Tab 9 a Integer variables par CAREL sup Modbus description min max def UOM R W_ note index index internal RTC reading in minutes 7 1 e g 13 13 equals 793 min A 1433 7 rnin R W status of the mode changeover timer a i day if in night mode night if in day mode Q min RA AUt 7 30 parameter AUt 0 7 0 R W dl 8 31 parameter dl 0 4 0 R W dyS 9 32 parameter dyS 1 4 1 R W AdC 0 33 parameter AdC for automatic model selection 1 3 1 R W duration of the mode changeover timer w 1 u day if in night mode night if in day mode a 12 S jh RW 2 35 day band threshold 0 1439 480 min R W 3 36 night band threshold 0 1439 1200 min R W Add 4 37 485 serial address 1 207 1 R LOC 5 38 parameter LOC 0 2 0 R W nEd 6 39 parameter nEd 0 100 0 R W 7 40 model of unit used 0 7 R SFH 8 41 parameter SFH 0 2 0 R W PS 9 42 parameter PS if 0 no password 0 999 0 R W SEr 20 43 parameter SEr 0 5 1 R W Tab 9 b Analogue variables e par CAREL ed Modbus description min max def UOM R W note index index 1 29 built in N
59. nt remote opt Humidity sensor 2 DO relay outputs R1 amp R2 DI optically isolated AO 0 10 V voltage clock with backup Performs proportional control using a temperature modulating valve in radiant systems floor ceiling The built in sensor is used to control the room temperature and the remote sensor to control the water outlet temperature Relay R2 is dedicated to humidity control relay R1 is dedicated to ON OFF room temperature control Options for CLIMA to be ordered separately Purchase code Functions performed Tab 1 b ADCF006500 Remote temperature humidity sensor in the version for duct applications Includes 3 metre connection cable Note The remote temperature humidity sensor must be used as an alternative to the built in temperature humidity sensor Use specific HW models ADCA or remove the built in sensor as explained in the paragraph Remote temperature humidity sensor page 17 IROPZ48500 Adapter for the RS485 serial connection used to connect the controller to a supervisory network CAREL or Modbus protocol IROPZKEYOO Key with battery for copying the parameters Up DownLoad used to duplicate the Setup Parameters for all eight models selected by dipswitch with specific values for each model IROPZKEYAO Key with power supply from mains for copying the parameters Up DownLoad clima 030220641 rel 1 0 07 12 2007 Tab 1 c CAREL 2
60. nths if read with the CAREL protocol while they are expressed in hundredths ifread with the Modbus protocol example 24 3 C CAREL supervisor 243 Modbus supervisor 2430 33 clima 030220641 rel 1 0 07 12 2007 CAREL Unit code 58 code ADCF000610 only Digital variables par CAREL sup Modbus description min max def UOM R W note index index 1 1 Unit on or off 0 0 R W 0 off 1 on Lin 2 2 Control actuators relays analogue output from serial 0 0 R W 0 function disabled 1 function enabled Unt 13 3 Parameter for setting temperature display mode Farh 1 0 R W Celsius 0 4 4 RTC status not enabled 0 R W 0 RTC operation ok 1 RTC off E 5 5 RTC fitted 0 R 0 fitted 1 not fitted 6 6 Parameter for setting day night operating mode 0 Day 1 0 R W night LE 7 7 Parameter for setting access level to parameters from user 0 R W interface 0 level 1 1 level 2 POL 18 8 Parameter for setting digital contact polarity 0 R W 0 nE 1 PO El 9 9 Enable Cooling Heating by parameter not dipswitch 0 R W 0 function disabled dIS 1 function enabled En El 0 0 Cooling heating setting if El En 0 R W if EISEn 0 Cooling E 1 Heating 1 1 Digital
61. o4 OFF g 2 remote ON OFF 3 select day night set alternativo 4 remote alarm from Compact Steam Digital contact polarity Used to choose whether to consider the digital input active when closed or open or alternatively whether or not there is voltage in the optically isolated version Voltage free contact POL nE active when the input is closed nE PO nE 2 PO active when the input is open Optically isolated nE active when voltage is present at the input PO active when voltage is not present at the input Control cooling heating operating mode El Enables the possibility to define the operating mode cooling heating by parameter rather than by DIP 4 dls En dis 2 4 e dlS Parameter El is disabled cooling heating mode is selected by DIP 4 on the rear En Parameter El is enabled cooling heating mode is selected by parameter El Select cooling heating operation El Selects the mode cooling or heating This parameter is only active if this mode is enabled by the previous 4 By ea parameter EI E i E The instrument works in cooling mode The instrument works in heating mode 27 clima 030220641 rel 1 0 07 12 2007 CAREL code parameter range default UOM note Instrument output control mode Enabling this parameter allows the outputs to be controlled directly via the serial connection Warning if Lin enabled no contr
62. ode when switching the instrument on Parameter for control with average value sensor values Defines the average control temperature Tm based on the weighted average of the inside temperature nEd TI and outside temperature TE Oto 100 0 0 Both the measurements must be valid and Tm is achieved with the following formula Tm TI 100 nEd TE nEd 100 The average temperature calculated is used for control and display RS485 serial address the external option code IROPZ48500 is required The address can be read by the Add ae 1 to 207 1 gt supervisor and can only be changed with direct access on the instrument Select serial communication protocol 0 CAREL protocol 9 6 kb s 1 CAREL protocol 19 2 kb s SEr 2 Modbus 9 6 kb s even parity 8 bits 1 stop 0Oto 5 1 3 Modbus 19 2 kb s even parity 8 bits 1 stop 4 Modbus 9 6 kb s no parity 8 bits 2 stop 5 Modbus 19 2 kb s no parity 8 bits 2 stop Password for accessing the parameters PS Set to 0 no password is required to access the parameters 0 to 999 0 7 Set other than zero the same value must be entered to access the parameters FAC Factory set no yES no SET Reset the default values manufacturer on the instrument for the current mode Tab 6 a Note th fields e symbol means that the parameter is shown on 2 clima 030220641 rel 1 0 07 12 2007 28 CAREL 6 2 Additional parameters available in version T H for proportional control of
63. ogue output is associated with the humidity Other settings for this mode are available by parameter See the chapter on Functions Model for radiant systems with ON OFF control T H radiant ON y y y y y Temperature control only or temperature and humidity control according to the model OFF purchased If humidity control is available the analogue output is associated with this T H radiant y Model for radiant systems with proportional control proportional Temperature and humidity control Tab 1 a 7 clima 030220641 rel 1 0 07 12 2007 Table of hardware codes Purchase code Hardware features CAREL Functions performed ADCA000100 Standard thermostat 2 Al temperature instrument remote opt DO relay output R2 DI voltage free contact AO 0 10 V voltage Performs temperature control only in manual mode Based on the set parameters the thresholds for the activation of the relays and the analogue output are selected according to the temperature measured by the instrument or the remote temperature sensor ADCA000110 Thermostat standard with RTC 2 temperature instrument remote opt O relay output R2 voltage free contact O 0 10 V voltage ock with backup a gt oo gt As for the previous model however as this model comes with an internal clock operation with time bands can also be set 2 bands a day the same for all 7 days of the week In the event of power failures the tim
64. ol is performed independently by the instrument no yES no If active and the supervisor does not query the instrument for more than two minutes the outputs are automatically disabled and the no link error ELn is signalled on the display no The function is disabled yES The function is enabled SALE Int Inside temperature calibration digital sensor or NTC 10t0 10 00 C E J Within a maximum of 10 C CAL ESt Outside temperature calibration NTC sensor 10t010 00 C A Within a maximum of 10 C N CAL HUn Digital humidity sensor calibration Bie O Within a maximum of 15 rH sn 2 an Parameter access level LE Level of access the control parameters for the active mode 12 1 _ Level 1 basic access only the essential parameters for correct operation Level 2 advanced access used to set all the parameters for the selected control mode Lock The lock parameter used to disable some functions of the instrument as per the following settings LOC LOC OFF 8 LOC 1 The UP DOWN and time bands buttons are disabled OFF to 2 OFF LOC 2 Only the time bands button is disabled n these cases the LOCK symbol is shown on the display whenever attempting to perform an unauthorised operation Temperature display mode edil Sets the temperature display mode in degrees Fahrenheit or Centigrade Unlike direct selection using the C F C J L button if changing the temperature display mode using parameter Unt this becomes the default display m
65. on the reading of the This operating mode is only possible if is the remote sensor is installed built in sensor TI but also the outside temperature sensor TE It is in otherwise the instrument shows a remote sensor error and only uses the essence a weighted average ofthe two temperature measurements built in sensor for control The average value is both used for control and shown on the display Tm TI 100 nEd TE nEd 100 Def 0 built in sensor only code description of the parameter range def UOM Parameter for control with average value sensor values Defines the average control temperature Tm based on the weighted average of the inside temperature TI and outside temperature TE Both the measurements must be valid and Tm is achieved with the following formula 0 to 100 0 0 Tm TI 100 nEd TE nEd 100 The average temperature calculated is used for control and display nEd Tab 4 h RS485 serial communication protocol The controller features serial communication to the supervisor using The transmission speed and communication protocol settings are shown CAREL protocol V3 0 and higher and the Modbus RTU protocol To in the table connect to the supervisor over RS485 option IROPZ48500 is required code description of the parameter range def UOM Select serial communication protocol SEr 0 CAREL protocol 9 6 kb s 3 Modbus 19 2 kb s even parity 8 bits 1 stop 0to5 1 E
66. or the water temperature is to make the system work with the lowest possible floor temperature so as to maximise cooling In operating conditions outside of the temperature limits greater than tAH or less than tAL the initial conditions are restored for tHL Humidity control for proportional radiant operation Code ADCF000610 also uses the humidity sensor for two functions In cooling mode it is used for the estimate the dewpoint Itcan also be used for ambient humidity control via relay 2 connecting an external humidifier dehumidifier clima 030220641 rel 1 0 07 12 2007 CAREL 6 TABLE OF PARAMETERS 6 1 Description of the parameters for the standard version The parameters available depend on the clima model used and the level set LE 1 or 2 code parameter range default UOM note sE day temperature set point in cooling 0to 50 24 0 E Xe D night temperature set point in cooling 10 to 50 26 0 day temperature set point in heating 10 to 50 20 0 mG 4 D night temperature set point in heating 0 to 50 18 0 oe amp gt single day temperature set point for automatic modes 10 to 50 20 0 A ike single night temperature set point for automatic modes 10 to 50 18 0 C Temperature differential for relay 1 diF This is an absolute value and is added to or subtracted from the s
67. ption min max def UOM R W note index index internal RTC reading in minutes f au e g 13 13 equals 793 min 2 1433 E min R W status of the mode changeover timer i 3 day if in night mode night if in day mode bl den min RA AUt 6 30 parameter AUt 0 7 0 R W dl 7 31 parameter dl 0 4 0 R W dyS 8 32 parameter dyS 1 4 1 R W duration of the mode changeover timer gt 2 day if in night mode night if in day mode 9 G a ai 0 34 day band threshold 0 1439 480 min R W 1 35 night band threshold 0 1439 1200 min R W Add 2 36 485 serial address 1 207 1 R LOC 3 37 parameter LOC 0 2 0 R W nEd 4 38 parameter nEd 0 100 0 R W 5 39 configuration set by dipl 2 8 3 0 7 0 R W SFH 6 40 humidification dehumidification amp day night status parameter 0 2 0 R W PS 7 41 parameter PS 0 999 0 R W tin 8 42 parameter tin 1 100 10 min R W tr 9 43 parameter tr OFF 0 0 255 0 min R W SEr 20 44 parameter SEr 0 5 1 R W Tab 9 b Analogue variables par CAREL MP Modbus description min max def UOM R W note index index 1 35 inside NTC temperature sensor 40 70 C IR ne calibration value is not added 2 36 remote NTC temperature sensor water system 40 80 C R he calibration value is not added 3 37 minimum inside temperature recorded from unit ON 40 70 C IR Cc not added 4 38 maximum inside temperature recorded from unit ON 40 70 C IR NEL ll dali not added 5 39 minimum water temperature re
68. qua 34 C 29 C pe tHL 23 C I l tAL 16 C set point 20 C tAH 24 C l dir Fig 5 q Tamb CAREL Control calculation 1 Based on the proportional error Temperature measured set point and the integral error the clima automatically calculates the water outlet set point The calculation uses the parameters corresponding to the active operating mode cooling or heating active tHH tHL tAH tAL where dIF tAH tAL he control interval integration time oom temperature The integral error is only calculated within tAH tAL according to parameter tln The figure shows an example where when the room set point and the total error is null the water outlet set point is 34 C for radiant floors 2 The ON OFF output R1 is activated when the room temperature s less than the maximum limit tAH This outpu activate the system controller 3 The water outlet temperature is controlled based on the set point calculated in point 1 and with a fixed differential of 4 C The control functions use the remote sensor installed on the outlet manifold If the water temperature is greater than or equal to the set point calculated the valve is closed If the water temperature is less than set point 4 the valve is completely open In intermediate situations the valve is open proportionally to the deviation from the set point calculated 4 To avoid excessive
69. radiant systems cod ADCF000610 code parameter range default UOM notes tHH fe High water temperature limit in heating 15t080 45 0 C tHL a Low water temperature limit in heating 15to80 230 T tHH E High water temperature limit in cooling 5 to 35 30 0 E tHL ae Low water temperature limit in cooling 5 to 35 10 0 C tAH High room temperature limit in heating 15to40 1240 eC tAL A Low room temperature limit in heating 15 to 40 16 0 eC tAH 6 High room temperature limit in cooling 5 to 35 30 0 ya tAL Xe Low room temperature limit in cooling 5 to 35 16 0 C tin Integration time in minutes to calculate integral error in the water temperature control algorithm 1 to 100 10 min i Observation time for compensation of the water temperature limit OFF to 255 OFF min OFF compensation not enabled ddP Dewpoint delta for adjusting the water temp set point 20 20 0 0 E EdP Enable water temp set point limit to avoid condensation no yES no Tab 6 b 7 ALARMS AND SIGNALS Below is the table of alarms Note When the value is not shown in the SMALL or LARGE field three dashes are displayed 7 1 Table of alarms code on description reset effect display EE system memory error manual stops all outputs Eth emperature humidity sensor fault automatic stops all outputs and disables the calculation of the dewpo
70. re and humidity control modes available The control modes for the different models of clima are based on a set of parameters divided into two levels Level 1 basic main settings always required Level 2 advanced used to customise the features of the controller O Important note Some parameters included in the advanced level are forced to take on default values in the basic level or are linked to other parameters in the basic level This rule especially applies to the control differentials In each operating mode the links between the various basic and advanced levels are specified Note Parameters with forced values are NOT visible from the supervisor e if level 1 is active the level 2 parameters are not used but rather replaced by the default values or by the link value with the level 1 parameters the supervisor can read and set the level 2 parameters that are however not effectively used for the control functions e the level 2 parameters are effectively used when level 2 is activated 5 1 T temperature control with single output This is used in simple applications to send a start signal to an air conditioner or heat pump boiler via the relay The analogue output can be used alternately or together with the relay output to control a modulating hot or cold water valve e as an additional proportional control step to the relay Dipswitch configuration dip1 OFF dip2 ON dip3 OFF This control mo
71. re differential dSA 10 10 0 0 C RW tie 32 8 humidification set point 10 70 50 rH RW 00 33 9 dehumidification set point 10 70 70 rH R W dFH 34 0 humidification differential dFH 1 20 5 rH R W dFd 35 1 dehumidification differential dFd 1 20 5 rH R W CAL Int 36 2 inside temperature calibration 10 10 0 C RW CAL ESt 37 3 outside temperature calibration 10 10 0 C RW CAL HUn 38 4 humidity sensor calibration 15 15 0 rH R W cts 39 5 threshold for set point compensation in cooling 0 25 10 C RW Ctt 40 6 threshold for set point compensation in heating 0 25 10 C RW CdF 41 7 max differential for set point compensation 0 20 2 C RW CSt 42 8 parameter for set point compensation al 1 0 R W EHi 43 9 maximum water temperature for model T H radiant 10 80 40 C RW Elo 44 20 minimum water temperature for model T H radiant 0 50 10 C RW tHH A 45 21 High water temperature limit in heating 15 80 45 R W cs 46 22 Low water temperature limit in heating 15 80 23 C R W tHH Xe 47 23 High water temperature limit in cooling 5 35 30 C R W tHL ike 48 24 Low water temperature limit in cooling 3 35 0 C R W tAH 4 49 25 High room temperature limit in heating 15 40 24 C R W E 50 26 Low room temperature limit in heating 15 40 6 C R W tAH 4 51 27 High room temperature limit in cooling J 35 30 C R W tAL J 52 28 Low room temperature limit in cooling 3 35 6 C R W ddP 53 29 Dewpoint delta for adjusting the water 20 20 0 Cc IRW emp set point Tab
72. rel 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 ypes of liquids or condensate contain corrosive minerals that may damage he 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 emperatures 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 imits specified in the manual do not attempt to open the device in any way other than described in the manual donot drop hit or shake the device
73. the heating cooling water temperature which must be installed otherwise an error is signalled ON OFF output R1 as the general signal for controlling the zone valve valves proportional 0 to 10 V output for the control of the mixing valve ON OFF output R2 for humidity control The dipswitch settings for this specific model of clima allow operation to be selected between ON OFF and proportional with different parameter configurations saved by setting the individual DIP configurations as shown in the table these can then be recalled by the user based on the selected set of parameters The table summarises the configurations that can be selected Dip1 Dip2 Dip3 Model Set param OFF OFF OFF T H radiant ON OFF 0 O OFF OFF T H radiant ON OFF 1 OFF O OFF T H radiant Proportional 2 O O OFF T H radiant Proportional 3 OFF OFF ON T H radiant Proportional 4 O OFF ON _ T H radiant Proportional 5 OFF O ON _ T H radiant Proportional 6 O O ON T H radiant Proportional 7 Tab 5 1 DIP 4sets cooling dehumidification mode OFF or heating humidification ON as for the standard models Heating control logic The illustrates operation in heating mode A Output IN x N x N gt gt 4 C Temp acqua et Set point calcolato Fig 5 p Tacqua tHH 45 C RI per consenso set calcolato Le per l ac
74. variables and must be used according to the current mode T T2 T2A the status on the LCD automatically shows the outputs code description of the parameter A Important This function if enabled completely replaces the control performed by the instrument In this operating mode together with the outputs the symbols displaying the operating status of the instrument are also activated according to the current mode Note If the instrument is not queried for more than two minutes override mode is disabled e all the outputs are disabled e the no link error ELn is signalled on the display range def UOM Enabling this parameter allows the outputs to be controlled directly via the serial connection Warning if enabled no control is performed independently by the instrument Lin If active and the supervisor does not query the instrument for more than two minutes the outputs are no yES no no The function is disabled yES The function is enabled automatically disabled and the no link error ELn is signalled on the display Tab 4 k Control cooling heating mode via RS485 serial connection This function allows the operating mode cooling heating to be selected by parameter including via serial connection rather than on the dipswitches If the function is enabled the dipswitch setting is ignored and the operating mode is defined using parameter El code description
75. y sets the value after having pressed SET From the main menu decreases the value of the set point displayed in the LARGE field In the other menus displays the variables or the parameters or alternatively sets the value after having pressed SET Tab 3 a clima 030220641 rel 1 0 07 12 2007 The values displayed in the LARGE and SMALL fields Fig 3 b depend on the setting of parameter dyS as shown in the following table CAREL dyS temperature only LARGE FIELD SMALL FIELD Valid for control emperature temperature set point T T2 T2A 2 emperature set point temperature 3 emperature set point 4 emperature dyS humidity only LARGE FIELD SMALL FIELD Valid for control humidity humidity set point H humidity set point humidity 3 humidity set point 4 humidity dyS temperature and humidity LARGE FIELD SMALL FIELD Valid for control humidity temperature T H T2 H T2A H T H radiant 2 temperature humidity 3 temperature set point humidity set point 4 humidity set point temperature set point Configurations for displaying temperature and humidity clima 030220641 rel 1 0 07 12 2007 12 Tab 3 b CAREL 4 CONFIGURATIONS 4 1 Configuring the operating modes Before closing the instrument again the chosen model must be configured See the table of settings allowed for the possible configurations according to the mod

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