User`s Guide
Contents
1. value can be changed After the settings are being completed Exit is to be selected and button m 1S to be pressed to save the changes Description Symbols Limitations Factory Current settings value notes Outdoor temperature To Tod 0 30h Oh reaction time Temperature Tcur 20 20 C 10 C curve Return water temperature Trev s 20 70 C 30 C assignation Room thermostat optimization Rreg_opt 0 60 min 15 min time Ccirculation forbidden pump Over_Tma oFF paspemeno oun stopping if xP the heating water exceeds its assignation with 10C 4 3 Weekly timer By means of buttons A or the menu can be reviewed until on the indication appears weekly timer as afterwards button g is to be pressed Prog2 Teco from 66399 Symbol is to be moved by means of A or W buttons in order to select the parameter 9 which is to be adjusted To confirm the changes and return to settings button m is to be pressed Setting which is being changed starts blinking as by means of A or W buttons the value can be changed After the settings are being completed Exit is to be selected and button mm 1S to be pressed to save the changes Setting program 1 Prog1 and program 2 Prog2 it can be adjusted period from 00 to 24 h with a step of 15 minutes It can be chosen every day of the week from Monday to2. 2 4 Adjusting the assigned temperature A Heating mode 2 4 1 Manual setting of the heating water assignation W_heat In this case the assignation does not relates to other factors like outdoor and room temperature as the selected value is being kept see part Setting of the mixed circuits 2 4 2 Adjusting the heating water temperature assignation by means of outdoor temperature equi thermal regulation In order of faster heating of the building after first start or long stop of the heating system it can be switched to manual assignation until the comfort temperature is being reached see part Setting of the mixed circuits Then it can be switched again to outdoor temperature regulation Selection of a temperature region The temperature region selection fix the curve according which the assignation of the heating water will be changed in relation to the changes of the outdoor temperature All curves have a common point at 20 C which corresponds to minimum assignation of the heating water To C Adjustment of reaction time for outdoor temperature regulation Tod In this case it is being defined the period of time after which the changes of the heating water temperature calculated by means of the outdoor temperature will be proceeded In this case it is being obtained an average value of the heating water assignation by means of the outdoor temperature for the selected period of time see part progra
3. 25A 50Hz Circulation pump output switching contact 220V 3A Control signal 0 10V max 20mA Measurement range 30 130 C Unit of measurement 1 C Humidity up to 80 Protection IP20 7 Warranty The warranty period is 24 months following the purchase date of the unit or its installation by a qualified staff but not exceeding 28 months after the production date The warranty is extended to the malfunctions that occur during the warranty period and are result of the production reasons or defective used parts The warranty does not relate to malfunctions corresponding to not qualified installation activities directed to the product body interference not regular storage or transport The repairs during the warran eriod can be done after correct filling of the manufacturer warranty card Warranty Card Manufacturer INTIEL Product type Production number Production date Dealer s confirmation Purchase date Invoice number Dealer s name address and stamp Seller s name and signature Installation date Date Company address stamp Installer s name and signature
4. Friday or Saturday or Sunday Setting the clock time amp d it is being adjusted current time hour minutes and day of the week Timer switching on it can be selected from Enable Disable 4 4 Messages The following messages can be reviewed on the display according the situation The devise is stopped from the control input Stopped from switch ON OFF The measured return temperature water is lower than the assigned one ATTENTION lt Very Low Trev gt Normal state lt Status is OK gt Room thermostat staus from lt Status is OK gt button m m is to be pressed as the following message appear 21 31 Press the same g button again to return 6 Electrical connections and technical data On Off 2 Rreg2 Rreg3 Rreg4 Heat Cool on ttt onnnn 0 10V 6 amp 6 amp 6 6 amp 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 2 13 14 15 16 17 Input ON OFF is to be closed for normal operation In case that input is not being used a bridge is to be placed between terminals 42 and 43 input Heat Cool If the contact is open the active mode is Heating when it is closed the active one is Cooling Room thermostats inputs If the contact is closed the state is ON and if it is open the state is OFF Recommendation with the installation sensor for heating water T1 T4 it is to b
5. stops when the assigned and measured temperatures become equal as it remains at the same position until difference of 1 C between the assigned and measured temperature appears In case the change relates to decreasing of the heating water temperature then the same output remains active but if it relates to increasing of the same temperature then the output will be switched as closing one for heating and opening for cooling will become active closing heating 66 CEJ Zone_reg opening cooling W zone_reg W Wil Operation of the output concerning actuator closing in heating regime and opening in cooling regime When the measured temperature of the heating water in mixed circle is grater than the assigned one then the operation direction in heating regime is closing and cooling regime is opening The zone of regulation Zone reg is just before the assignation of the heating water W When the measured temperature is grater than the temperature defined by the regulation zone then the actuator works with minimal pauses of at about 3 seconds and duration of the operation impulse with 3 seconds less than Vper When the temperature defined by the zone of operation is being reached then the operation impulses start decreasing as the pauses start increasing The operation impulses have their minimum value of at about 3 sec as far as the assigned temperature W is being r
6. INTIEL THE ELECTRONICS ON YOUR SIDE Heating circuit controller four channels INT 0129 4 User s Manual COCO OCOCCCeCC06000002 S009 1 Application The device is designed to control motor actuators of mixed valves in accordance with the water temperature directed to the heating system There is a possibility to manage three two way valves and one analogue actuator 0 10 V It is suitable for buildings where the installation is fulfilled with one to four heating circuits like fan coils under floor and radiator heating as well domestic hot water preparation Application scheme Pl P2 P3 P4 0 10V gt rT T_reverse 2 Operation The device operates in heating or cooling mode as it can be switched by the input for mode selection The water temperature assignation in heating circuit in heating mode can be done by one of the following ways manually from the controller according the outdoor temperature or by means of a room thermostat It can be selected only one of those three options see part Adjusting the assigned temperature The room thermostats is to be contacts type The water temperature assignation in the heating circuit in cooling mode can be done by one of the following ways manually from the controller or by means of a room thermostat The regulation can be provided by means of impact of the motor actuator installed on the mixed valve The device is equipped with a weekly time
7. Mo Timer Enable EXIT see part programming week timer In case of setting same end and start time the program is not active 3 Front panel H heating Number of status C cooling CMEC Kpbr Hi 2 3 4 S lt m gt lt m gt lt m gt lt m gt W 40 60 80 50 t 40 50 45 60 s3agageHa u3MepeHa Temnepatypa rewmeparypa 1 display 2 Button forward 3 Button backward 4 Button for entering escaping programming mode 5 indication about circulation pump operation 1 6 indication about circulation pump operation 2 7 indication about circulation pump operation 3 8 indication about circulation pump operation 4 Description of the status row lt opening direction gt closing direction m manual assignation r assignation by a room thermostat o outdoor temperature assignation h assignation changing by the weekly timer 4 Programming 4 1 Manual adjustment of the mixed circuits Press buttons A or V until it is being shown on the indication Settings for mixing circuits and press button mm lt Mix Cir No 1 gt lt Mix Cir No 1 gt lt Mix Cir No 1 gt W_heat 50 C Ctrl_cool Man F Zone reg 5 C WlimH 15 80 C Vper 15s WlimC 10 30 C EXIT W_cool 20 C Ctrl_heat Man By means of buttons A or W you can move indicato
8. as every 15 minutes the pump is being switched on for 5 minutes The previous mentioned state goes on until the heating water exceeds the assignation for the minimum water temperature level During both Heating and Cooling modes normal operation in case of necessity of sending power to the heating circuits it stops in case of no need of sending power to the heating circuits If the mixed valve is being closed for more than one hour then the pump is being stopped The state goes on until a necessity of power does not arise 2 4 6 Operation of the week timer There are two programs for economical temperature Teco with time periods of 0 24h concerning each day of the week The weekly timer affects to all channels at the same time If the timer operation is allowed when the relevant hour and day in the week comes the assigned temperature W is being changed depends on the assignation way as heating cooling Ctrl Man WminH WmaxC Ctrl Rreg Does not Does not affect affect Ctrl Tout W 10 C Does not affect Example let fix economic temperature during every workday within 18 30 06 00 as during the weekend concerning the whole days Setting Programm Setting Programm2 lt Weekly timer gt lt Weekly timer gt Prog2 Teco from Prog1 Teco from 18 30 to 06 00 00 00 to 24 00 MoTuWeThFr Then the timer is to be switched on lt Weekly timer gt time amp d 10 00
9. e mounted on the outlet pipe after the mixed valve return water sensor T_rev it is to be mounted on the inlet pipe of the heat exchanger boiler The sensor is not to be connected to the controller in case there is no necessity of observing the return water temperature outdoor temperature sensor To it is to be mounted on the north outer wall of the building protected by direct sun shine and wind It is not recommended to be installed close to heating sources chimney windows doors etc as well under eaves and balconies room thermo regulator Rregl Rreg4 it is to be installed at the most occupied room at a place protected of direct sunshine and internal heating sources stoves other electrical appliances etc Synchronization of the motor actuator with the valve Turn into heating regime separate the valve and the actuator and disconnect the heating water sensor T Turn the valve manually in close direction to complete closed position Check the actuator out if it moves in the same direction in which the valve was tuned as it has to be corrected in case of not matching the same direction It has to be waited for until the actuator fulfills its complete move as afterwards it is to be mounted on the valve and connected heating water sensor T Technical data Power supply 230V 50Hz Temperature sensors Pt 1000 50 qo 250 C Room thermostat input independent contact Two way actuator output simistor max 230V 0
10. eached and the pauses are being reached their maximum value of Vper 3 sec The actuator stops when the assigned and measured temperatures become equal as it remains at the same position until difference of 1 C between the assigned and measured temperature appears In case the change relates to increasing of the heating water temperature then the same output remains active but if it relates to decreasing of the same temperature then the output will be switched as output closing will become active during heating and output opening during cooling open heating Z toff Vper one_reg T C U cloe cooling W 1 W W zone_reg W kd 2 2 Proportional actuators The zone of regulation Zone_reg is just before the assignation W of the heating water in mixed circle in heating mode and just after the assignation W of the heating water in mixed circle in cooling regime Heating mode The controller sends to the actuator a maximum signal of 10V when the measured temperature of the heating water is less than the one defined within the regulation zone Zone reg as with reaching the regulation zone the control signal will start changing 0 10V The signal changing is active until the temperature is within the regulation zone It is being sent a minimum control signal of 0V when the measured temperature of the heating water is grater than the assigned one Cooling mode The controller sends
11. f the return water is lower than the assigned one a caution note appears and the actuator starts closing the mixed valve decreasing the power sent to the premises ATTENTION lt Very low T_rev gt Two positional valves The room thermostat can be equipped with a contact or analogue output as the analogue one can be 0 4 20 mA or 0 10V see part Programming of the room thermostat The regulation is provided by influence on the motor actuator mounted on the mixed valve as the motor actuators can be two positional or proportional ones with a control signal of 0 10V The following control signals will be made in relation to the difference between the assigned and current temperature of the heating water open T_rev U close Regulation by heating water T_rev_s zone_reg T rev s t s me 7 kd Proportional actuators The controller sends to the actuator a maximum signal of 10V when the measured temperature of the heating water is less than the one defined within the regulation zone Zone_reg as with reaching the regulation zone the control signal will start changing 0 10V The signal changing is active until the temperature is within the regulation zone It is being sent a minimum control signal of OV when the measured temperature of the heating water is grater than the assigned one U V zone_reg D Regulation by heating water I I I 1 T_rev s zone_reg T_rev s
12. mming Service settings For example the selected curve is 10 20 C room delay is 5 hours outdoor temperature is 10 C and we have current assignation of the heating water 40 C The outdoor temperature is being changed as it goes to 7 C as the temperature of the heating water is to become 46 C Due to selected room delay the heating water assignation will start increasing as the difference of 6 C will be reached at the end of the 5 hour Recommended values for the Room delay 0 3 hours for light constructions and halls 4 10 hours for solid built houses 11 30 hours for solid built houses with a good insulation 2 4 3 Adjustment of the heating water by means of room thermostat see part Programming Setting mixed circuits The device operates only with a contact type room thermostat equipped with an independent output Optimization time for contact type room thermostat Using the optimization time provides decreasing of variations in heating water assignation which provides better regulation of the heating water It can be chosen from 0 up to 60 min with a step of 5 minutes see part programming Service settings C ONTHMH3alna Wmax Wmax ON W W Wmin Wmin T T In terms of not using an optimization 0 the room thermostat switches on or switches off as the assignation of the heating water become maximum when it is switched on minimum when it is switched off Using an
13. o be with 5 10 min grater of the time between two switching of the room thermostat in the fixed mode Practically the times can be adjusted according heating system inertness low inertness systems 5 20 min middle inertness systems 25 40 min high inertness systems 45 60 min B Cooling mode In this mode the assignation can be made manual or by means of a room thermostat In case the assignation is made by means of a room thermostat the operation of the controller is similar as during heating mode The difference is that when the room thermostat contact is closed then starts room temperature decreasing as when it is opened increasing of that temperature The assigned temperature is being changed within the one adjusted with WlinC see part Setting of mixed circuits 2 4 5 Operation of the pump output Heating mode operation by force when the water temperature is less than 10 C stops the pump operation by force in case the temperature of the heating water exceeds its maximum level with 10 C thus protecting the heating circuit against overheating The same state is being kept until it occurs a necessity for more capacity in the heating circuit stops in case of no heated water at the heating circuit inlet The pump output is being switched off in case the measured temperature of the heating water is lower than the assigned minimum one in hour Then the controller goes into test mode
14. optimization of 5 60 min in case of room thermostat switching on or switching off then the assignation of the heating water is being changed in the following way switching on start increasing as the maximum assignation is being reached at the end off the optimization time period and it happens only if during that time switching off does not appear switching off start decreasing as the minimum assignation is being reached at the end off the optimization time period and it happens only if during that time switching on does not appear For example a contact type thermostat is being chosen optimization time 15 min state of the regulator is switched off The current value of the heating water is 40 C which means the regulator will be switched on Due to entered optimization time the assignation will start increasing At the 5 minute the desired temperature is being reached as the regulator is being switched off The assignation of the heating water will be increased with 1 3 Wmax 40 and it will start decreasing as the decreasing will go on until the regulator will be switched on again Wmax 40 C Wmin ts The choice of the optimization time depends on the heating water speed pipeline radiators the system for a room control the capacity of the heating source boiler and the building insulation Recommendations 1 Room contact thermostats are to be with a hysteresis of 0 5 1 C 2 The optimization time is t
15. r Press button m in order to confirm The value assignation starts blinking By means of buttons A or W can be made changes After that choose EXIT and press button m to confirm the changes Description Symbols Limitations Factory Current settings value notes Heating Mix Cir 1 4 circuit No number Heating W_heat WlimH 60 C assignation Cooling W_cool WlimC 15 C assignation Adjusting aay heating Ctrl_heat thermostat Man assignation T_out outdoor temperature OFF Adjusting ae heating Ctrl_cool OFF u3x 1 Man assignation Min and max WlimH 5 90 C 10 80 heating C assignation Min and max WlimC 5 35 C 10 30 cooling Le assignation Regulation Zone reg 2 20 C 5 C zone Mixed valve Vper 15 180 s 15s operation time 4 2 Common settings Review the menu by means of A or buttons until on the display appears Common Set as afterwards button g is to be pressed lt Common Set gt lt Common Set gt To 15 Tod 5h Rreg_avr 10 min Tcur 10 20 C Over Tmax P Trev s 30 40 C EXIT Symbol is to be moved by means of A or W buttons in order to select the parameter 7 which is to be adjusted To confirm the changes and return to settings button m is to be pressed Setting which is being changed starts blinking as by means of A or V buttons the
16. r which affects to all four channels in order to keep a save economic temperature 2 1 Two positional motor actuators The Controller manage the operation of those actuators sending signals alternating operation and pause periods The relation between the operation and pause signals relates to Operation time period Vper The regulation zone Zone reg and The temperature difference between the assigned and current measured water temperature Operation of the output concerning actuator opening in heating regime and closing in cooling regime When the measured temperature of the heating water in mixed circle is less than the assigned one then the operation direction in heating regime is opening and cooling regime is closing The zone of regulation Zone_reg is just before the assignation of the heating water W When the measured temperature is less than the temperature defined by the regulation zone then the actuator works with minimal pauses of at about 3 seconds and duration of the operation impulse with a 3 seconds less than Vper When the temperature defined by the zone of operation is being reached then the operation impulses start decreasing as the pauses start increasing The operation impulses have their minimum value of at about 3 sec as far as the assigned temperature W is being reached and the pauses are being reached their maximum value of Vper 3 sec The actuator
17. to the actuator a maximum signal of 10V when the measured temperature of the heating water is grater than the one defined within the regulation zone Zone_reg as with reaching the regulation zone the control signal will start changing 0 10V The signal changing is active until the temperature is within the regulation zone It is being sent a minimum control signal of OV when the measured temperature of the heating water is less than the assigned one zone_reg zone_reg W zone_reg W W zone_reg 2 3 Temperature limitations Minimum and maximum temperature assignation in heating mode WlimH Minimum and maximum temperature assignation in cooling mode WlimC Minimum temperature level of the return water in heating mode Minimum and maximum temperature of the heating water defines the temperature range within which the heating water is being sent to the heating system see part programming Service settings The minimum temperature level of the return water protects the heat exchanger source of condensation It is not being sent the complete capacity of the source to the heating systems until the temperature of the return water it is not being increased above the assigned one In this case a caution message occurs on the display see part programming Service settings Special features of actuator operation during activation of low return water temperature only in heating mode If the measured temperature o
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