OSTBERG HERU 400-2400 S Page 55 User Manual Download

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2018-02-13

Climatix HERU® 400-2400

External components basic unit

Sart

Cooling

unit

GND

0-10V DC

KM1

For activation/configuration:
Parameter name

Area

Select

Main index > Configuration > Configuration 1
Cooling

No, Water, DX...

Water

Restart

√

, Execute

Execute

Main index > Configuration > Configuration 2
Pump cooling

No / Yes / Yes+exercise

Yes

Restart

√

, Execute

Execute

Parameter

Summary of Contents for HERU 400-2400 S

Page 1: ...U S E R M A N U A L E N H E R U 4 0 0 2 4 0 0 T S HERU T HERU S...

Page 2: ......

Page 3: ...or incorrect positioning of the product Conditions that are not due to the warrantor e g excessive voltage variations lightning fire and other accidents Repair maintenance or design changes made by a...

Page 4: ...may be used public modes of transport here do not include boats aircraft or snow vehicles RECTIFICATION MEASURES WHEN A FAULT IS DETECTED When a fault is detected the customer must notify this to the...

Page 5: ...28 Navigation rows 29 Display row 29 Preferences row 29 Setting discrete parameter values 29 Setting analog parameter values 30 7 Getting started a few simple steps 31 Logging in with password 31 Set...

Page 6: ...it 54 Combi coil DX cooler and heat pump 56 Configuration when integrated heater is a water heater 56 Configuration when integrated heater is an electric heater 57 Control inputs Timer etc 57 Timer co...

Page 7: ...iguration 88 Unconfigured IOs 88 Double configured IOs 88 HERU CX I O configuration 91 HERU address list Modbus master 92 Program versions 92 BSP and application in the controller 92 BSP in HMI 92 Ala...

Page 8: ...rective action 107 Rotary heat exchanger 108 Function 108 Check 108 Corrective action 108 Heating coil 110 Function 110 Check 110 Corrective action 110 Pull out the coil 110 14 Accessories 112 Accesso...

Page 9: ...ve a steel design with minimized thermal bridges HERU 800 T 1200 T 1600 T S and 2400 T S have an aluminium frame and hatch design HERU can be used in environments with stringent demands for high tempe...

Page 10: ...be supervised to ensure that they do not play with the appliance HERU should be kept in a sheltered and dry environment during storage before installation Dimensioned airflow should not exceed 75 of t...

Page 11: ...by certified electricians or personnel designated by H stberg AB Note that the surfaces of the unit may be cold in winter conditions HERU contains rotating parts that could cause serious injury in the...

Page 12: ...nst condensation if installed in warm areas with low air supply temperatures Outside air ducts and exhaust air ducts should always be insulated against condensation 5 If a heating coil is connected a...

Page 13: ...have entered the unit during construction as this could lead to injury and or damage to the unit Make sure that service doors are closed and locked Make sure that the connection cable has not been da...

Page 14: ...14 120 Climatix HERU 400 2400 2018 02 13 Scope of assembly installation instructions...

Page 15: ...ehumidification All such information has been omitted in this document H stberg AB does not accept any responsibility for these functions as it is not our intention to treat air using humidification o...

Page 16: ...e SNVT List 9720007 Climatix BACnet IP Guide Object List 9720008 Climatix OPC Guide Tag List 9720009 Climatix Advanced Web Module Guide 9720010 Climatix Modbus Pressure Sensor QBM68 9720014 Wiring dia...

Page 17: ...T S GT3 EMS RV GT1 GT42 GT2 FF EC EMS M TF EC RU1 TU1 STBERG HERU CX GP5 GTR TM1 GN1 Cooling water CP2 SV2 GP3 SV1 CP1 GT8 Heating Water ELB GT9 GTU GF2 GQ1 GM1 GM1 GQ1 DX C DX CHP GP2 GP1 GP4 GF1 EM...

Page 18: ...ate a cooling coil e g cooling water from geothermal heating when the cooling recovery from the rotor is insufficient 2 Cooling recovery and or regulated cool down The rotary heat exchanger starts if...

Page 19: ...mp cooling CP2 switches on automatically when cooling is required if pump is blocked or if outside temperature is lower than minimum value adjustable in HMI Exercised once a week Cool down of electric...

Page 20: ...2018 02 13 CONTROL SYSTEM Function description 4 Heating valve SV1 opens for heating or electric heater EHC begins increasing output For reduced heating requirements increased cooling requirements th...

Page 21: ...perature sensor Temperature exercise ramps starts up the unit after an extended period of inactivity switched off and updates the duct sensor s extract air temperature Support operation Selected in HM...

Page 22: ...heat exchanger signal is 100 An alarm will go off if efficiency falls below the set value Fire smoke When a signal is received from the parent fire smoke fume system the fire smoke alarm will go off...

Page 23: ...gulated Master slave regulation requires GP1 GP2 GF1 GF2 Fan compensation Fan compensation can be obtained via AIR QUALITY HUMIDITY SENSOR GQ1 GM1 duct or room model The fan can be boosted to a higher...

Page 24: ...nd detailed menus Read access to alarm lists and alarm history Password 1000 User level 6 Same rights as for without password plus Read access to all menus except configuration menus Write access to t...

Page 25: ...ustable resolution 240x148 Display of menus parameters parameter values etc Up Down and ENTER See image 1 pos 2 3 and 4 Push buttons for navigation in menu Move through the menu with Pos 2 UP Pos 3 DO...

Page 26: ...tion Operation in Manual mode see Menu Start page Manual operation Econ St1 Comf St1 Econ St2 Comf St2 Econ St3 Comf St3 To return to time switch program mode select Auto Room unit overrides settings...

Page 27: ...of alarm history Name Time Prio Status Alarm handling is also listed under Main index Alarm handling Alarm reset For more information on alarm handling see chapter 7 1 1 0 ALARM LED display LED displa...

Page 28: ...5 cable and a splice block Type female female RJ45 should be X marked PROC1 T HI Screen layout Screen Extract fan off Actual fan step off Fire mode off Fire setpoint 80 Disable high speed 20 0 C Disab...

Page 29: ...ss Enter Display row off Operating state The option selected is shown against a dark background even when viewed in read only mode Current value of the option is shown The navigation arrow is not show...

Page 30: ...he new value s Go to Done at the bottom of the menu Press the up arrow or down arrow Select Done Press Enter or Keep the old value and close the preferences page Press ESC Setting analog parameter val...

Page 31: ...For more info on passwords see chap 5 Press and hold ENTER for more than 3 seconds to be linked directly to password handling From anywhere in the menu you can hold down ENTER to be linked to password...

Page 32: ...ge press ENTER 1 8 System objects 09 05 2017 14 17 07 Language selection Alarm handling This chapter contains simplified information on alarms and resetting alarms For more detailed information on ala...

Page 33: ...ny alarm is still active the reset cannot be executed The active alarm will be shown on the row under confirm reset 1 2 Alarm list Acknowledge Heat recovery alarm Alarm In this mode the red LED on the...

Page 34: ...program or in manual mode Setp comf heating This setpoint is usually the one used as main setpoint If the temperature falls below this value HERU CX will switch over to heat regulation to stop the tem...

Page 35: ...Boost Supply tmp max stpt 6 0 C Sply fan st 2 stpt 50 0 Sply fan st 3 stpt 80 0 Extr fan st 1 stpt 30 0 Extr fan st 2 stpt 50 0 Extr fan st 3 stpt 80 0 6 12 Main setpoints Sply fan st 1 stpt 30 0 Man...

Page 36: ...ions can be shown Selections under manual operation Temperature regulation according to setpoint Fan control regulation according to setpoint Auto See time switch program chap 5 7 See time switch prog...

Page 37: ...Passive Passive Passive Passive b c a Explanation of above image a Current value is the operating mode that the time switch program wants to control This doesn t mean that operation is according to th...

Page 38: ...lation because the unit will be stopped during the night It is this time after operating preference that must be changed for custom start in each individual case f Time 3 with associated Value 3 i e 1...

Page 39: ...normal operation and continues the remaining time on Friday with the same setting Saturday starts as always at 00 00 but in this case is Value 1 Comf st2 same value as Friday ended with The unit is n...

Page 40: ...ad interrupter This is not included in the delivery from H stberg AB The model with electric heating coil EHC always has a separate feed for the air heater The connection is located next to the connec...

Page 41: ...00 3 400 4 7 6 7 6 25 2400 3 400 7 1 10 9 6 25 Consumption is calculated excluding external circulation pumps Heating coil consumption and output HERU size Mains voltage VAC EHC output variant kW Max...

Page 42: ...CX 50 V 71 93 1 mm EXP1 50 V 94 96 1 mm HERU CX Modbus RTU RS485 97 100 1 mm HERU CX EXP1 50 V KNX internal communication The following example shows a HERU T CX 1 10 31 40 41 55 56 63 94 100 GND Pli...

Page 43: ...aust air The cable sensor is equipped with 2 m cable sensor body 6x50 mm 994020613 Temp sensor internal 2 m cable Climatix The supply air temperature sensor The supply air temperature sensor is design...

Page 44: ...om temperature sensor the extract air temperature sensor can be replaced with a room temperature sensor The room temperature sensor is delivered as a separate unit without a connection cable 994020773...

Page 45: ...45 120 2018 02 13 Climatix HERU 400 2400 External components basic unit...

Page 46: ...nsor can be replaced with an external outside temperature sensor The outside temperature sensor is delivered as a separate unit without a connection cable 994020774 Outside temp sensor HERU CX Climati...

Page 47: ...egulation with related circulation pumps is put out of operation due to power failure Connection of spring return motor 54 Damper control Outside supply air Red Black ST1 55 56 Damper control Extract...

Page 48: ...48 120 Climatix HERU 400 2400 2018 02 13 External components basic unit 993061004 Damper motor On Off 3 mode 24 VAC 0 10 VDC Part no...

Page 49: ...o an externally mounted circuit breaker 994030060 Actuator SSC61 designed for VXP45 VVP45 valves 994030062 Actuator SQS65 designed for VXG44 VVG44 valve Heating Valve actuator and pump for heating are...

Page 50: ...xecute Frost protection If the heating coil is mounted in the HERU CX unit at delivery the frost protection sensor will already be mounted and connected on the return line inside the ventilation unit...

Page 51: ...l electric air heaters must always be pre regulated via flow in the supply air ducts This is done using a pressure sensor that measures duct pressure in the supply air duct in relation to atmospheric...

Page 52: ...g protection For activation configuration Parameter name Area Select Main index Configuration Configuration 1 Heating No Yes No Electric heating No Analog 1 stage 1 stage Restart Execute Execute Main...

Page 53: ...test point connected to the positive pole on the pressure switch For activation configuration Parameter name Area Select Main index Configuration Configuration 1 Filter monitor No supply air Combi Sup...

Page 54: ...COM GP4 G0 4 3 2 1 GND 24V NO COM G 46 49 100 G0 47 50 57 61 99 4 3 2 1 4 3 2 1 For activation configuration see chap Filter monitor above Cooling unit The system can control a basic model cooling un...

Page 55: ...ng unit GND 0 10V DC KM1 6 7 49 50 For activation configuration Parameter name Area Select Main index Configuration Configuration 1 Cooling No Water DX Water Restart Execute Execute Main index Configu...

Page 56: ...meter name Area Select Main index Configuration Configuration 1 Heating No Yes Yes Cooling No Water DX Water Extra heat No Yes Yes Restart Execute Execute Main index Configuration Configuration 2 Fros...

Page 57: ...Ex heat Sekv Heat Ex heat Earlier versions only sequence Restart Execute Execute Main index Configuration Config IOs Digital alarms Ex electric heat Pos X4 Main index Configuration Config IOs Outputs...

Page 58: ...Each diode 1h 5h indicates the number of presses per hour and also shows full hours left before the unit stops To switch off the unit when time already started hold the button down for three seconds...

Page 59: ...a timer push button At activation HERU CX is controlled to run at boost flow usually fan stage 3 For activation configuration Parameter name Area Select Main index Configuration Configuration 1 Filte...

Page 60: ...e 3 Selectable in HMI AUTO OFF Stage1 Stage2 Stage3 OFF OFF AUTO time channel If the time channel is set to OFF during the week schedule this will cause an external stop from BMS For only 1 control in...

Page 61: ...ons no afterblow in electric heating coil operation EHC Quick stop is connected as follows For activation configuration Parameter name Area Select Main index Configuration Configuration 1 Filter alarm...

Page 62: ...Economy mode Temperature setpoint economy Osstp Not applicable for HERU CX Night cooling Night cooling enabled in operation Support operation Support operation heating and or cooling enabled in opera...

Page 63: ...terface to controller by use of Climatix process bus KNX Adjustable startup and regulator parameters Semi flush mount can be mounted on most types of flush mounted junction boxes Programmable schedule...

Page 64: ...ll be connected and full monitoring can be performed POL 985 50 STD This is equipped with the following 8 row display with blue or white background adjustable resolution 96 X 208 Push knob for simple...

Page 65: ...65 120 2018 02 13 Climatix HERU 400 2400 External components basic unit 994020653 CLIMATIX HMI DM Display IP31...

Page 66: ...ted in the regular HMI connection marked T HI Wait while the software settings are updated When the menu similar to the HMI TM is visible in HMI DM you can disconnect the RJ45 connection Reconnect the...

Page 67: ...nsor s designations and measuring ranges This model does not need any extra expansion module and therefore does not require multiple I Os The signal for each pressure transmitter goes via data bus com...

Page 68: ...suring tube condensation water can collect in the sensor and cause damage Pressure regulation addressing of pressure sensor When using Modbus signal for pressure sensors the pressure range does not ne...

Page 69: ...figuration The pressure sensor s max measuring range 500 Pa is only active at 0 10 V signals from the pressure sensor With Modbus this value is not active i e the measuring value is automatically sent...

Page 70: ...98 99 100 98 99 100 HERU CX aggregat EXP1 For activation configuration Parameter name Area Select Main index Configuration Configuration 1 Expansion module No One Two One Restart Execute Execute Pres...

Page 71: ...ply air Supply air Slave Constant duct pressure on extract air supply air controlled according to flow on extract air Designation P1 pressure range P2 pressure range Designation QBM68 2500 0 2500 Pa G...

Page 72: ...2500 Pa Select K factor according to table below Extract air flow X12 CX fact 2500 Pa Select K factor according to table below Supply air pressure X13 2500 Pa Extract air flow X14 2500 Pa Restart Exec...

Page 73: ...The system can control compressors for DX cooling coils The stage breakdown for the DX coil can be as follows 1 stage On Off Stage order 1 stage DX DX 1 Cooling not active Off 1st stage On Start DX 1...

Page 74: ...vation configuration Parameter name Area Select Main index Configuration Configuration 1 Expansion module No One Two One Cooling No Water DX 1stage DX 2stage DX 3stage Select suitable DX stage Restart...

Page 75: ...GND OUT GQ1 24V 3x0 75 For activation configuration Parameter name Area Select Main index Configuration Configuration 2 Expansion module No One Two One Fan comp Air quality No Yes Yes Restart Execute...

Page 76: ...comp Room humidity No Yes Yes Restart Execute External setpoint This function is only used in combination with EXP1 The system can compensate for temperature setpoints via a room switch Compensation i...

Page 77: ...m circulation pump water cooling Alarm DX cooling Alarm cooling unit The signal input can be used via an auxiliary contact in the operating switch safety switch and alarm contact in the circulation pu...

Page 78: ...78 120 Climatix HERU 400 2400 2018 02 13 Expansion module with outer components For more information see Climatix Basic Documentation 9720005...

Page 79: ...ng torque is activated which ensures that the rotor actually remains stationary The control unit is equipped with a rotation monitor that emits an alarm if e g the belt becomes dislodged A built in in...

Page 80: ...nput signal is lower than the threshold value 12 1 3 1 Troubleshooting alarm Observation indication Cause action Check that the DIP switches are correctly set DIP switch On to the left No LED illumina...

Page 81: ...dar exception which in turn overrides the normal time switch program only in operating mode Up to 10 periods or exception days can be specified for each calendar Time switch program funct Stage Temp S...

Page 82: ...Time 1 Special case This time may not be changed it must always be 00 00 Value 1 Switching command for Time 1 Time 2 Switching time 2 Time disabled Value 2 Value 6 Analog value 1 Time 3 Time 6 Analog...

Page 83: ...are applied Start Date 23 06 09 End Date 12 07 09 23 June 2009 to 12 July 2009 are exception days holidays for example Start Date 23 12 00 End Date 31 12 00 23 31 December is an exception period every...

Page 84: ...84 120 Climatix HERU 400 2400 2018 02 13 Miscellaneous Configuration 1 Configuration 2 Configuration with inputs and outputs Perform these three steps in this order...

Page 85: ...us TCP IP X Simple web in text form same as in HMI X Modbus RTU POL902 00 STD BACnet IP POL908 00 STD LON POL906 00 STD OPC does not require any hardware OPC Licence AWM Advanced Web Module POL909 50...

Page 86: ...or SMS function via modem IO expansion bus Go to overview page for I O expansion bus Web language English Swedish German Language for Advanced Web Module MODBUS A MODBUS interface is always available...

Page 87: ...tings Module 1 Modbus Go to page for Modbus module settings Module 2 Modbus Go to parameter page for Modbus module settings Module 3 Modbus Go to parameter page for Modbus module settings Main index S...

Page 88: ...ing IO configuration Diagnostics table for checking inputs and outputs Unconfigured IOs Inputs and outputs that have not been configured Cannot be represented in plain text but only as a number See th...

Page 89: ...t Name Ty pe Positio n IO cont Frost thermostat external frost protection sensor input DI 41 Return for extra DX cooling DI 63 Heating pump alarm DI 42 Fan alarm DI 64 Return for heating pump DI 43 Su...

Page 90: ...fication AO 116 Name Type Position IO cont Name Type Position IO cont Supply air damper combined DO 131 Output 1 for DX cooling DO 150 Extract air damper DO 132 Output 2 for DX cooling DO 151 Fire dam...

Page 91: ...GP4 DI5 Alarm fire smoke Digital T4 D5 M Universal inputs X1 Supply air temperature NI1KLG T2 X1 M GT1 X2 Extract air temperature room temperature NI1KLG T2 X2 M GT2 GTR Universal inputs outputs X3 Ou...

Page 92: ...unit I O type Pxxx x40x xxx1 Supply air flow GF1 QBM68 2500 P411 Pressure MB address 41 1 P1 Extract air flow GF2 QBM68 2500 P421 Pressure MB address 41 1 P1 Supply air pressure GP1 QBM68 2525 P401 Pr...

Page 93: ...matix HERU 400 2400 Miscellaneous HMI settings Local connection 1 2 Select HMI settings for info on the BSP version in the HMI To return to the regular menu press ESC then select Local connection to c...

Page 94: ...ludes description deviation class alarm group date and time Each new alarm generates an entry in the alarm list and in the history list Active alarm Alarm indicator on the external control panel room...

Page 95: ...95 120 2018 02 13 Climatix HERU 400 2400 Miscellaneous Alarm button function Procedure for non saving alarms...

Page 96: ...Procedure for saving alarms Alarm list information The alarm list contains the following information on the latest alarm Row 1 Alarm name Status Row 2 Input status Alarm class Row 3 Date Time Example...

Page 97: ...97 120 2018 02 13 Climatix HERU 400 2400 Miscellaneous Menu structure Menu overview...

Page 98: ...98 120 Climatix HERU 400 2400 2018 02 13 Miscellaneous Start page Main index Unit...

Page 99: ...99 120 2018 02 13 Climatix HERU 400 2400 Miscellaneous Start page Main index System overview Start page Main index Configuration...

Page 100: ...winter Filter Rec final pressure drop 6 months Before winter Rotary exchanger 6 months Before winter Fans and motors 6 months Before winter Coil 6 months Before winter Electric heating coil 6 months B...

Page 101: ...s properly Check controls 1 Check visually e g through the filter part or another inspection hatch that the damper completely seals when the unit is switched off using the normal On Off function Not w...

Page 102: ...ected to the drainage Check 1 That the front surface of the coil is not dirty 2 That the pump is running and that the water is circulating and has the correct temperature for the season 3 That the sla...

Page 103: ...t so that it cannot be operated unless the fan is running Therefore do not switch off the voltage to the fan using the switch disconnector Instead use the control panel Note that the fan is equipped w...

Page 104: ...104 120 Climatix HERU 400 2400 2018 02 13 SERVICE HERU...

Page 105: ...ts Careful inspection and care are therefore important Check 1 That the fan is rotating freely without catching in the inlet cone and that there is no noise from the bearings 2 That all electrical cab...

Page 106: ...106 120 Climatix HERU 400 2400 2018 02 13 SERVICE HERU 5 Replace the sealing strips if necessary 6 Replace the vibration dampers for the fans if necessary...

Page 107: ...eds to be replaced H stberg AB recommends changing the filter at least two times a year 2 If the filter case is dirty 3 That the filter lock is functioning properly 4 That the filter seal strip is int...

Page 108: ...n or out of the intermediate plane The rotor is equipped with a blow out sector that prevents the extract air from flowing in to the supply air during rotation It is important for the blow out functio...

Page 109: ...retighten the centre screw If there is a problem with the rotor bearings contact your retailer to see if the rotor needs to be replaced Loosen the hatch to access the adjustment point 5 To replace the...

Page 110: ...running and that the water is circulating and has the correct temperature for the season 3 Function of frost protection 4 That the slats are intact not damaged 5 That the coil is not damaged and is no...

Page 111: ...111 120 2018 02 13 Climatix HERU 400 2400 SERVICE HERU...

Page 112: ...t sensor GT7 GT8 Room sensor GT8 CO2 room sensor RH room sensor Frost protection sensor GT5 Pressure sensor Damper actuator with spring return Relay pump controls Cooling coil Adjustable foot Novibra...

Page 113: ...S 995000008 Electric heater 12 6 kW 400V HERU 1600 2400 T S 995000005 Electric heater 19 8 kW 400V HERU 1600 2400 T S 995000007 Filter F7 385x335x370 8 HERU 400 600 S 993030063 Filter F7 385x287x370...

Page 114: ...he circulation pump won t start even though operating information says that the pump is ON There is probably no voltage 230 V AC out to the pump s supply A jumper cable connection was missed when the...

Page 115: ...d an alarm Switch off the main switch for power supply to HERU CX Then reset the alarm in the HMI see chap 5 4 1 HMI alarm Fan alarm The fuse to the fans may have blown Check fuse F4 reset as needed H...

Page 116: ...requires an expansion module EXP1 On HERU CX EXP1 is located in a plastic enclosure and delivered separately for mounting on the wall near the unit Plug it in between 97 97 98 98 99 99 100 100 same nu...

Page 117: ...ed in the system is preventing airflow Check the following o Intake grille in outside air duct system Clean intake grille as needed o Damper motor on outside air not opening at startup Troubleshoot to...

Page 118: ...118 120 2017 11 03 Climatix HERU 400 2400 Troubleshooting...

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