Regulus BIO 55 MIX W-PWM 1F TRS6K Installation And Operation Manual Download Page 12

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Basic hydraulic diagram

DESCRIPTION

ball valve

RegulusBIO Load Unit

check valve

boiler

drain valve

combination thermal store with DHW

REDV

pressure reducing valve (5 bar)

heating system

SVE

expansion vessel service valve

safety kit*

DOCHV

thermal safety relief valve (e.g. BVTS)

*the safety kit involves a test valve,

check valve, drain valve, safety valve,

pressure gauge and outlet to connect an

expansion vessel

TSV TV

anti-scald valve

PV-TOP

heating system safety valve

EN-TV

DHW expansion vessel

EN-TOP

heating system expansion vessel

AOV

automatic air vent valve

MFB

Magnet Filterball

PV-TV

DHW safety valve

Summary of Contents for BIO 55 MIX W-PWM 1F TRS6K

Page 1: ...www regulus eu BIO 55 MIX W PWM 1F TRS6K BIO 55 MIX W PWM 1F TRS6K EN Installation and Operation Manual BIO 55 MIX W PWM 1F TRS6K LOAD UNIT VARIANT 1A VARIANT 1B VARIANT 1C VARIANT 2 ...

Page 2: ...23 D 4 Electric Heating Element for DHW Afterheating 24 D 5 DHW Recirculation Pump 26 D 6 Heat Transfer Pump 27 D 7 Temperature Sensor in Thermal Store 28 E System Settings 29 E 1 Controller Operation 29 E 2 Setup Wizard 30 E 3 Free Commissioning 33 E 4 General Settings 34 E 5 Adjusting Temperatures Time Programs 34 E 6 Auxiliary Heat Source el heating element 39 E 7 DHW Recirculation Pump 40 E 8 ...

Page 3: ...ors and plug the load unit into a socket Then select the corresponding hydraulic variant in the controller using the setup wizard and set other required parameters The basic connection diagram can be upgraded with optional accessories For more information on optional accessories see the Chapters Overview of Basic Hydraulic Variants Accessory Installation and System Settings The Load Unit involves ...

Page 4: ...temperature sensor 14 G 1 F return line from thermal store 15 DN 20 ball valve to be mounted on pos 14 and 16 included in the enclosed package 16 G 1 F outlet to thermal store 17 TSV3BM load valve 18 G 1 2 M drain valve with hose tail 19 G 6 4 Fu G 1 F G 1 2 F ball valve w check valve and sheath for temperature sensor 20 Handle for ball valves 21 G 6 4 Fu G 1 F G 1 2 F ball valve w heating circuit...

Page 5: ...kW at Δt 10 C Insulation material EPP RG 60 g l Overall dimensions H x W x D 640 x 350 x 231 mm Total weight 16 7 kg Electric Data Load Unit power supply 230 V 50 Hz power cord Load Unit max power input 155 W basic connection no accessories IP rating of BIO 55 MIX Load Unit IP20 Inner fuse of TRS6K BIOMIX controller T2A 250V slow blow Backup of TRS6K BIOMIX controller clock operation 24 hours Max ...

Page 6: ... 25 8 iPWM1 PUMP for various of PWM control signal BOILER SIDE HEATING CIRCUIT 0 0 0 5 1 0 1 5 2 0 2 5 3 0 3 5 0 0 0 2 0 4 0 6 0 8 1 0 1 2 1 4 1 6 1 8 2 0 p mH 2 O Q m3 h 0 0 0 5 1 0 1 5 2 0 2 5 3 0 3 5 4 0 0 0 2 0 4 0 6 0 8 1 1 2 1 4 1 6 1 8 2 p mH 2 O Q m3 h ...

Page 7: ...on kit Choose the right installation height that will enable comfortable handling the controller Two mounting holes in the sheet metal in the rear section of the insulation are used for wall mounting see dimension diagram below Note In the basic version the thermal store is supposed to be connected on the left side of the load unit If necessary the load unit can be converted to be connected to a t...

Page 8: ... right and left side of the insulation body there are insulated passage points for connecting the thermal store take out the insulation pieces from both the passage points 4 Loosen the nut and turn the elbow to the right 5 Take out the insulation piece for the boiler pump Loosen the nuts at both the discharge and suction ports of the pump so that you can easily handle the pump 6 Move the pump to t...

Page 9: ...it to same location so that the outlet now points to the right 9 Mount the pump back to its original place tighten both nuts and return back the pump insulation piece 10 Replace all the remaining pieces of insulation to their original places 11 The load unit should now look like this 12 Reinstall the top part of the insulation ...

Page 10: ...position on ball valves inside the load unit is shown by the groove position Piping connections Inner hydraulic connection Pos Description Conn Key to components 1 2 Return from heating system Outlet to heating system G 1 F Ball valve w drain valve 3 4 Flow from boiler Return to boiler G 1 F Load valve 5 6 Outlet to thermal store w ball valve enclosed Return from thermal store w ball valve enclose...

Page 11: ... To ensure DHW heating also in periods when the boiler is extinguished it is recommended to install an electric heating element fitted with an adjustable and a safety thermostat for DHW afterheating in the upper section of the thermal store Locations of temperature sensors S1 not connected a room temperature sensor may be connected optional accessories S2 upper temperature sensor in a combination ...

Page 12: ...ansion vessel service valve 5 safety kit DOCHV thermal safety relief valve e g BVTS the safety kit involves a test valve check valve drain valve safety valve pressure gauge and outlet to connect an expansion vessel TSV TV anti scald valve PV TOP heating system safety valve EN TV DHW expansion vessel EN TOP heating system expansion vessel AOV automatic air vent valve MFB Magnet Filterball PV TV DHW...

Page 13: ...e and a safety thermostat preferably the ETT M model The temperature is set directly on the element using the control knob and thanks to its power cord with an el plug no professional electrician is needed for wiring For installation description see Chapter D 3 El heating element for space heating OR DHW recirculation pump Warm even when the boiler is extinguished Controlled hot water recirculatio...

Page 14: ...ensor in a combination thermal store under the separating metal sheet S3 lower temperature sensor in a thermal store S4 temperature sensor at the outlet from a solid fuel boiler S5 heating water temperature sensor in a sheath inside the load unit S6 outdoor temperature sensor installed on a north facing wall about 1 5 3m above the ground Basic hydraulic diagram DESCRIPTION KK ball valve AOV automa...

Page 15: ...e and a safety thermostat preferably the ETT M model The temperature is set directly on the element using the control knob and thanks to its power cord with an el plug no professional electrician is needed for wiring For installation description see Chapter D 3 El heating element for space heating OR DHW recirculation pump Warm even when the boiler is extinguished Controlled hot water recirculatio...

Page 16: ...mperature sensor in a thermal store S3 lower temperature sensor in a thermal store S4 temperature sensor at the outlet from a solid fuel boiler S5 heating water temperature sensor in a sheath inside the load unit S6 outdoor temperature sensor installed on a north facing wall about 1 5 3m above the ground Basic hydraulic diagram DESCRIPTION KK ball valve 1 RegulusBIO Load Unit ZV check valve 2 boil...

Page 17: ...pp code 18126 For installation description see Chapter D 1 Room temperature sensor in ABB TIME design code 16167 For installation description see Chapter D 2 El heating element for space heating Warm even when the boiler is extinguished To ensure thermal comfort even after the boiler is extinguished and heat from the thermal store is exhausted an electric heating element for space heating can be u...

Page 18: ... a thermal store S3 temperature sensor in a hot water storage tank S4 temperature sensor at the outlet from a solid fuel boiler S5 heating water temperature sensor in a sheath inside the load unit S6 outdoor temperature sensor Basic hydraulic diagram DESCRIPTION KK ball valve 1 RegulusBIO Load Unit ZV check valve 2 boiler VK drain valve 3 combination thermal store REDV pressure reducing valve 5 ba...

Page 19: ...t 2 Caleon Room Unit For comfortable and more precise room temperature control Caleon room unit w touchscreen and temperature sensor code 17150 Caleon Wifi room unit enables also control over the Internet from a mobile phone app code 18126 For installation description see Chapter D 1 El heating element for DHW afterheating Hot water always available To ensure DHW heating also in periods when the b...

Page 20: ...nnected to the unit must not be stripped by more than 55 mm and the cable jacket must reach into the housing to the other side of the grommet How to proceed Accessory cables are connected to free terminals S1 or R3 see photo below or CAN according to the wiring diagram of the selected accessory 1 Unplug the power cord from the power outlet before starting work 2 Remove the top section of the load ...

Page 21: ...ameter 5 1 19 5 select the local RC Caleon unit If the Caleon room unit selection is not present there is probably a fault in the connection between the room unit and the load unit controller For other settings of the room unit please consult the Manual for RC Caleon Connecting terminals and CAN El wiring Four core cable 2 for power supply 2 for CAN bus Up to 3 m a standard cable can be used typic...

Page 22: ... of direct sunlight and far enough away from the windows It must not be installed near heat sources Settings in controller After connecting the room sensor no further controller settings are needed just select the desired room temperatures in menu 5 1 19 2 and 5 1 19 3 and if necessary the time program in menu 3 3 Connecting terminal S1 El wiring permissible conductor cross section 0 5 1 5 mm2 Max...

Page 23: ... controlled by the controller so it does not require any settings in the controller The desired temperature is set by the thermostat knob on the heating element Connecting terminals The heating element does not connect to the controller terminals El wiring The ETT M heating element is equipped with a power cord with el plug Thus no professional electrician is needed for wiring TIP 1 If you use a c...

Page 24: ...ntroller The heating element for space heating comes preset from the factory and no further adjustments are needed Just set the same or higher temperature with the thermostat knob than the heating circuit temperature set in the controller menu 5 1 10 If needed set also conditions for blocking the heating element ECO function in menu 5 8 6 Connecting terminal R3 Only the contactor control can be co...

Page 25: ...nals of the controller In menu 5 3 8 assign a DHW sensor to S1 in menu 5 8 1 activate DHW thermostat in menu 5 3 7 set blocking space heating during DHW heating and set the desired DHW temperature 5 3 3 5 3 4 or a time program in menu 3 5 and 3 6 TIP 2 If the output of 1 heating element is not sufficient for space heating it is possible to install two elements and connect the control of both to th...

Page 26: ...ion The cold water supply for the anti scald valve must also be connected to the hot water outlet and recirculation pipes Settings in controller For variant 1 options A B In parameter 7 9 9 1 select Off In parameter 7 9 15 1 select On Set the recirculation time program in menu 5 23 6 Connecting terminal Terminal R3 El wiring The pump is powered by the controller and switched ON OFF Wiring diagram ...

Page 27: ...by the set difference than the temperature in the hot water storage tank If yes the heat transfer pump will switch on and keep running until the desired temperature set for the HW storage tank is reached or the temperature difference between the thermal store and the HW storage tank drops below the preset value Installation Following the diagram below Settings in controller Parameters of heat tran...

Page 28: ...controller The S1 sensor of the temperature in the lower part of the thermal store shall be set in menu 5 11 6 Connecting terminal S1 El wiring Permissible conductor cross section 0 5 1 5 mm2 Max permitted cable length for the Pt 1000 room temperature sensor is 10 m Wiring diagram If you decide not to install the sensor the system will work but the temperature distribution in the thermal store and...

Page 29: ... set it flashes fast red an error is present The graphics mode appears if no key is pressed for 2 minutes or after exiting the main menu with esc The temperature overview appears when you press the left button Tapping the button again leads back to the graphic overview Pressing the esc key in the graphics mode takes you directly to the main menu Before plugging the pump station into a power socket...

Page 30: ...e Info button 2 The selected hydraulic variant 1 or 2 appears on the display confirm it by pressing the OK key After confirming please wait for the controller to load the settings this may take several seconds 3 Leave the Operating mode as Heating confirm by pressing OK button 4 S W transition is recommended to be left at the values of 18 C for Day mode and 12 C for Night mode Confirm by pressing ...

Page 31: ... correction 5 C Confirm by pressing OK button Night correction 2 C Confirm by pressing OK button Temperature increase 0 C Confirm by pressing OK button Frost protection On Confirm by pressing OK button The min temperature of heating circuit should be left at the default value of 15 C Confirm by pressing OK button 8 Max temperature of heating water Set the max temperature of the heating circuit usi...

Page 32: ... value of 0 6 and press the OK button LOW TEMP RADIATORS design temperature drop 55 C 45 C Use the buttons to set the slope change point of the curve to 10 C and press the OK button Use the buttons to set the slope of the first curve section to the value of 1 6 and press the OK button Use the buttons to set the slope of the second curve section to the value of 0 9 and press the OK button HIGH TEMP...

Page 33: ...ns if any adjustments necessary Note The setup wizard can be accessed in menu 7 12 at any time Finally the mode menu 4 1 Manual should be used to test the switched outputs with the consumers connected and to check the sensor values for plausibility Only after checking proper operation of all connected consumers and sensors in the Manual mode switch on automatic mode Consider the explanations for t...

Page 34: ...al changing the set values Unlock by simple switching off this function 10 Language This is used to select the language for the menu guidance The following languages can be set German English French Italian Spanish Czech Polish Russian or Dutch E 5 ADJUSTING TEMPERATURES TIME PROGRAMS Heating water settings 3 3 Heating Circuit time program This menu is used to set the Day comfort and Night setback...

Page 35: ...e as a percentage With higher percentage the flow temperature is more influenced by the indoor temperature which limits overheating or underheating of a building Lower percentage is suitable for a reference room that is more exposed to sunshine or fitted with a fireplace other rooms in the building could suffer from underheating Flow temperature correction is possible only within the limits of the...

Page 36: ...when the summer mode conditions or the desired room temperature are reached 5 1 18 Overload protection thermal store cooling This function permits thermal store cooling after the critical temperature 5 1 18 2 is exceeded While in the active protection mode the controller will mix heating water to the max HC temperature 5 1 10 until the temperature drops by 5 C 5 1 23 Fast boiler loading If the qui...

Page 37: ...thermal store and the boiler pump control must be set towards this sensor If a heating element is used for space heating it shall have both a safety and an adjustable thermostat it is recommended to set it to the maximum temperature required for heating 6 2 Frost protection If the outdoor temperature drops below 1 C and the heating circuit is turned off the frost protection will keep the min flow ...

Page 38: ...ti scald valve also at the outlet from the HW storage tank variant 2 despite the fact that the desired DHW temperature is set in the menu Many users set a high temperature in the HW storage tank in order to increase the hot water capacity in the storage tank despite interrupted heating El heating element for DHW afterheating An electric heating element plugged in an el socket can be used to heat D...

Page 39: ...ture at the reference sensor depending on the active request drops below this value in case of an active request the reference sensor is the DHW sensor see 5 3 8 in case of an active request for thermal store charging the reference sensor is the thermal store sensor see 5 1 16 5 8 4 Switch on delay The aux heat source switch on delay 5 8 6 Ecomode This mode permits either blocking Shutdown mode or...

Page 40: ...d set 7 9 15 4 S1 In this configuration the room sensor cannot be installed however it is still possible to install the Caleon room unit 5 23 6 Circulations periods For each weekday three time intervals can be specified when the DHW recirculation pump function is active If a temperature sensor is installed the function will be switched on only if the temperature conditions are met 5 23 1 Min DHW r...

Page 41: ...ot Water DHW 5 4 14 day reference value 14 day ref val 5 5 Differential thermostat Difference 5 6 Heat pumping Heat transfer 5 7 General auxiliary heat source Thermostat 5 8 Aux heat source Heating element 5 11 Solid fuel boiler function of SF boiler 5 12 Solar 5 17 Gas boiler Burner 5 22 Return flow increase Return preheating 5 23 Circulation DHW recirculation 5 24 Space dehumidifying Dehumidifie...

Page 42: ...to be set accurately on the controller Please note that the clock will stop if the mains voltage is interrupted and afterward must be reset Incorrect time may result in data being cleared recorded incorrectly or overwritten 2 1 Today In the graphical overview the characteristics of the flow temperatures DHW and outdoor temperatures for the present day are shown from 0 to 24 h The right button chan...

Page 43: ... and copied to the following days Unspecified times are automatically considered to be night time setback mode The set times are only taken into account in the Automatic heating circuit operating mode 3 4 Heating Circuit Comfort time program This menu can be used to select a time range for each day of the week in which the heating circuit is supplied with a comfort temperature increased by the val...

Page 44: ...nnected consumers can be checked for proper functioning and correct assignment The relays and thus the connected consumers are switched on and off by pressing a key with no regard to the current temperatures and set parameters The controller displays current measured temperatures The Manual mode may only be used by specialists during commissioning or function checks Activating Manual mode during n...

Page 45: ...ating circuit keeping a constant flow temperature set in menu 5 1 4 The controller ignores all other set desired temperatures periods and heating curve Ref value a special operating mode for a heating circuit keeping a constant flow temperature set in menu 5 1 4 The controller ignores all other set desired temperatures periods and heating curve 5 1 2 Summer Winter day If this temperature is exceed...

Page 46: ... in the controller The following settings 5 1 6 to 5 1 8 can be used to apply a parallel shift of the heating curve for Day Night and Comfort Temperature Boost modes 5 1 6 Day correction The Day correction causes a parallel shift of the heating curve during daytime operating hours The value represents by how many C the heating circuit will be hotter colder in the Day mode Positive values mean a hi...

Page 47: ...by the given value the request for an auxiliary heat source will be de activated after 1 minute 5 1 13 Switching off heating circuit pump Version FL the circulation pump is shut down if the reference temperature is exceeded S W in the winter mode it is shut down at Tmax in the summer mode the heating circuit pump is shut down in general 5 1 14 Heating circuit off Summer the heating circuit will be...

Page 48: ...rature which reduces inefficient overheating of a building or underheating e g in case of intensive ventilation Flow temperature correction is possible only within the limits of the Min 5 1 9 and Max 5 1 10 flow temperature Example The desired room temperature 25 C current measured temperature 20 C the difference is 5 C the outdoor temperature is 0 C The calculated flow temperature following the h...

Page 49: ...ailable 5 3 Settings Domestic Hot Water DHW By no means does the controller replace any safety elements 5 3 1 Operating mode Auto automatic DHW heating mode using the preset time program and temperatures Off DHW heating is off 5 3 2 Hot water minimum Min DHW temperature outside the preset periods see 3 5 If the temperature at the DHW sensor drops below this value heat request for DHW is activated ...

Page 50: ...ode 14 day ref val is set in menu 5 1 1 Setting the program for heating circuit mode 14 day ref val In this menu the start date and time for the program can be set together with the desired temperatures for the next 14 days 5 5 Differential thermostat Difference The menu is available only if the differential thermostat is assigned to an output in menu 7 Special functions A differential thermostat ...

Page 51: ...tore The temperature sensor for a heat source e g a thermal store a higher temperature is expected than at the consumer sensor 5 6 5 Heat consumer sensor hot water storage tank Temperature sensor for a heat consumer e g a hot water storage tank a lower temperature is expected than at the source sensor 5 7 General auxiliary heat source Thermostat The menu is available only if the Auxiliary heat sou...

Page 52: ... temperature reduction when the option Decrease is selected and the Energy Saving Mode for an aux heat source 5 8 6 is active 5 8 9 Heating rod periods Time program for a heating element For each weekday three periods can be specified when the aux source function is active The source will be switched on in these periods only when the demand for switching from either DHW or a heating circuit is met...

Page 53: ...re at solar collector Tmin St Minimum temperature at the solar collector sensor 5 12 6 to switch on the solar pump If the temperature at the solar collector sensor is below this temperature the solar pump remains stopped disregarded of the other conditions 5 12 2 Temperature difference for switching solar on off Δ T Solar Temperature difference between a solar collector sensor 5 12 6 and a storage...

Page 54: ...t day excess energy can be released into the air via collectors under cloudy conditions or after sunset If the temperature in the storage tank exceeds the value Return cooling Tref and the collector is at least by 20 C cooler than the storage tank the solar pump starts The storage tank is then cooled down until the Return cooling Tref is reached Energy is lost through the collector through this fu...

Page 55: ...r when the Decrease option is selected and the boiler Eco mode is active see 5 17 5 5 17 7 Decreased temperature of heating circuit HC offset The desired HC temperature offset if the Decrease option is selected and the boiler Eco mode is active see 5 17 5 5 17 9 Max boiler temperature Tmax Maximum boiler temperature measured by the optional boiler sensor 5 17 3 If this temperature at the set senso...

Page 56: ... reaches the set value 5 23 1 Tmin hysteresis the DHW circulation pump will be shut down 5 23 3 Circulation sensor Temperature sensor in the DHW recirculation piping 5 23 4 Circulation pause time Pause time before the circulation pump is started again after it was shut down when also the requirement Tmin Hysteresis is met Intended to prevent frequent starting of the circulation pump 5 23 6 Circula...

Page 57: ...ysteresis to switch off the dehumidifier If the humidity drops below the value set 5 24 2 Reference humidity by the dehumidifier hysteresis value the function will be switched off 5 24 4 Time program of the Dehumidifier Time program of the Dehumidifier For each weekday three time intervals can be specified when the Dehumidifier function is enabled The function will be switched on in these interval...

Page 58: ...rence flow temperature at the minimum flow temperature see 5 1 9 As soon as the outdoor temperature exceeds 1 C the heat circuit is switched off again Switching the frost protection function off or setting the minimum flow temperature too low can lead to severe damage to the system 6 3 Protection against cold water circulation through heating circuit If the discharge protection is active and the t...

Page 59: ...7 2 1 Signal type default is PWM The type of pump speed control is set here 0 10V permits to change the speed of a high efficiency pump controlled by a 0 10V signal PWM permits to change the speed of a high efficiency pump controlled by a PWM signal 7 2 2 Pump default profile is Heat A selection from the preset control profiles for the pump The settings can still be changed manually after a profil...

Page 60: ...increased by one step after the Sweep time expires If the controller has adjusted the speed of the pump down to the smallest stage and the ΔT between the reference sensors is below the desired ΔT off the pump is switched off M2 Speed control set to ΔT starts from the min speed After the purging time the controller switches to the set min speed If the temperature difference ΔT between the reference...

Page 61: ...an be set for each sensor separately in 0 5 C steps These settings are only necessary in special cases at the time of initial commissioning by the specialist Incorrect measurement values can lead to unpredictable errors 7 7 Relay 1 setting the R1 output In the RegulusBIO load unit the mixing valve opening is connected to the R1 output For this reason keep the R1 setting at 7 7 2 7 7 2 Mixer opens ...

Page 62: ...or other variants the options for setting the output R3 are following 7 9 6 Difference Difference thermostat settings are described in Chap 5 5 7 9 7 Heat transfer Heat transfer settings are described in Chap 5 6 Preset option for Variant 2 7 9 8 Thermostat Thermostat settings are described in Chap 5 7 7 9 9 Heating element Heating element settings are described in Chap 5 8 7 9 10 Solid fuel boile...

Page 63: ...IO load unit the boiler pump is connected to the V2 output Do not change this setting 7 12 Commissioning The commissioning help guides you through the necessary basic settings in the correct order and provides brief descriptions of each parameter in the display Pressing the esc key takes you back to the previous value so you can look at the selected setting again or adjust it if desired Pressing t...

Page 64: ...logger manual or the Sorel Connect service manual To remove access rights select a user from the list and select delete user 7 15 2 Ethernet Settings for Ethernet connection to data logger and controller 7 15 2 1 MAC address The physical MAC address of the controller 7 15 2 2 Auto Configuration DHCP If auto configuration is activated the data logger requests IP addresses and network parameters fro...

Page 65: ...enu lock represents a feature securing the controller against unintentional changing the set values The menus listed below remain completely accessible despite the menu lock being activated and can be used to make adjustments if necessary 1 Measurement values 2 Statistics 3 Times 8 Menu lock To block the other menus select Menu lock on To enable the menus again select Menu lock off ...

Page 66: ...ble when an error occurs The menu can be closed by pressing esc 9 1 9 31 9 2 9 32 9 3 9 33 9 4 9 34 9 5 9 35 9 6 9 36 9 7 9 37 9 8 9 38 9 9 9 39 9 10 9 40 9 11 9 41 9 12 9 42 9 13 9 43 9 14 9 44 9 15 9 45 9 16 9 46 9 17 9 47 9 18 9 48 9 19 9 49 9 20 9 50 9 21 9 51 9 22 9 52 9 23 9 53 9 24 9 54 9 25 9 55 9 26 9 56 9 27 9 57 9 28 9 58 9 29 9 59 9 30 9 60 ...

Page 67: ...67 10 Language Menu 10 Language is used to select the language for the menu guidance This is queried automatically during initial commissioning ...

Page 68: ... 3 S4 temperature sensor 4 S5 temperature sensor 5 S6 temperature sensor 6 outdoor V1 PWM output for Wilo Para pumps V2 PWM output for Wilo Para pumps 24V power supply e g for Caleon room units POWER SUPPLY TERMINAL CONNECTION N neutral N L outer live L R1 relay 1 for mixing valve actuator opening HC temperature increase R2 relay 2 for mixing valve actuator closing HC temperature decrease R3I rela...

Page 69: ... light no longer flashes To obtain more detailed information on the error press the key under the warning or info symbol Possible error messages Meaning Sensor X defective Means that either the sensor sensor entrance on the controller or the connecting wire is defective Restart Means that the controller was restarted for example due to a power outage Check date time Time Date This display appears ...

Page 70: ...lectrical enclosure Check for the absence of power The unit may not be put into operation if there is visible damage Only use the supplied spare fuse or a fuse of the same design with the following specifications T2A 250V Disconnect the device from the mains open it remove the old fuse and check it If it is defective replace it with a new one Locate and repair the source of the error e g a defecti...

Page 71: ...tor winding defect flashing red power supply lower higher than permitted electric short circuit in pump pump overheated flashing red and green unforced fluid circulation through the pump pump speed lower than desired air in pump BALL VALVES The ball valves are equipped with a control shaft with two O rings with dimensions of 8 7 x 1 8 mm These rings can be easily replaced by closing the tap removi...

Page 72: ...ROLLER DISPOSAL IMPORTANT INFORMATION ON PROPER DISPOSAL OF E WASTE AS REQUIRED BY THE EC DIRECTIVE 2002 96 EC WEEE Do not dispose of this product as unsorted municipal waste Please dispose of this product by returning it to the point of sale or to your local municipal collection point for recycling Respecting these rules will help to preserve protect and improve the quality of the environment pro...

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