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Corrigo E - User Manual - Xref controls e-shop

1. 1 G 50 B Supply voltage 24 V AC 15 50 60 Hz SM 65485 EXOline Modbus 3 Protective earth 52 N 4 C 24 V DC Reference for digital inputs DI 53 E 10 Gpo Reference for digital outputs DO 57 Net 11 DOI Start stop supply air fan SAF 1 1 speed 58 Net LON connection LON versions only 12 DO2 Start stop Circulation pump Heating 59 Egnd 30 Agnd Reference pole for analogue inputs AI 71 Dil Run indication Motor protection SAF 31 Outdoor temperature sensor 72 DD Run indication alarm Circ pump Heating 32 AD Supply air temperature sensor 73 DB High temp limit switch Frost prot thermostat 90 Agnd Reference pole for analogue outputs AO 91 AOI Y1 Actuator Heating Empty wiring diagram Corrigo E28V 1 G 50 B Supply voltage 24 V AC 15 50 60 Hz 22 65485 EXOline Modbus 3 Protective earth 52 N 4 C 24 V DC Reference for digital inputs DI 53 E 10 Gpo Reference for digital outputs DO 57 Net 11 DOL 58 Net LON connection LON versions only 12 DO2 59 Egnd 13 DO3 14 DO4 71 DH 15 DO5 72 DD 16 DO6 73 DI3 17 DO7 74 DI4 75 DIS 30 Agnd Reference pole for analogue inputs AI 76 DI6 31 AH 77 DI7 32 AD 78 DI8 33 Agnd Reference pole for analogue inputs AI 34 AI3 90 Agnd Reference pole for analogue outputs AO 35 AI4 91 AOI
2. 1 G 50 B Supply voltage 24 V AC 15 50 60 Hz 2 GO 51 A RS485 EXOline Modbus 3 Protective earth 52 N 4 C 24 V DC Reference for digital inputs DI 53 E 10 Gpo Reference for digital outputs DO 57 Net 11 DOI Start stop supply air fan SAF 1 1 speed 58 Net LON connection LON versions only 12 DO2 Start stop exhaust air fan EAF 1 1 speed 59 Egnd 13 DO3 Start stop supply air fan SAF 1 2 speed 14 DO4 Start stop exhaust air fan EAF 1 2 speed 71 Dil Filter guard supply air and exhaust air 15 DOS Start stop Circulation pump Heating 72 DD Run indication alarm Circ pump Heating 16 DO6 Fire dampers 73 DB Run indication alarm Circ pump Cooling 17 DO7 Sum alarm A B 74 DI4 Fire alarm 75 DIS Fire damper end switch monitoring 30 Agnd Reference pole for analogue inputs AI 76 DI6 Extended running 1 1 speed 31 Outdoor temperature sensor 77 DI7 External alarm 32 AD Supply air temperature sensor 78 DI8 External stop 33 Agnd Reference pole for analogue inputs AI 34 AB Exhaust air temperature sensor 90 Agnd Reference pole for analogue outputs AO 35 AI4 Room temperature sensor I 91 AOI Y1 Actuator Heating 92 2 Y2 Actuator Exchanger 40 Agnd Reference pole for universal inputs UI 93 Actuator Cooling 41 UII DI Run indication Motor protection SAF 94 AO4 Y4 SAF frequency converter 42 UD DI Ru
3. P1 Exchanger P1 Exchanger Stop delay 5 min P1 Cooling P1 Cooling Stop delay 5 min For detailed description see section 5 4 Pump control 9 5 Free cooling Free cool active Yes Outd temp activation 25 0 C Outd temp night High 15 0 C Low 10 0 C Room temp min 18 0 C For detailed description see section 5 1 6 Free cooling 9 6 Support control Support control Active Yes EAF running during support control Yes Support cooling Support cooling Room temp for Start 30 0 C Stop 28 0 C Corrigo E Ventilation manual revision G Chapter 9 Configuration 44 Support heating Support heating Room temp for Start 15 0 Stop 21 0 C Minimum running time Min run time for supp ctrl 20 min For detailed description see section 5 1 5 Support control 9 7 CO2 VOC Demand control CO2 VOC active Timer channel On Type Fans Min time 20 min Activation level 1 2 speed 1000 ppm 1 1 speed 1200 ppm diff 160 ppm For detailed description see section 5 3 2 Demand control 9 8 Fire function The fire damper control can be configured to either opening or closing the fire dampers on fire alarm The controller can be configured to stop the fans when there is a fire or let them run as normal for excavation For accurate results all dampers must be connected to the same outp
4. 0 0 m3 h 10 0 0 m3 h Act comp 0 0 m3 h Flow control EAF Flow control EAF Actual 1800 m3 h Setp 2000 m3 h gt Submenu Setpoint Flow control EAF Setp 1 1 2000 m3 h Setp 1 2 1000 m3 h Submenu Outdoor compensation Outdoor comp setp 20 0 0 m3 h 10 0 0 m3 h Act comp 0 0 m3 h Frost protection temperature Frost protection Actual 42 3 C Setp shutdown 25 0 C P band active 5 0 C Corrigo E Ventilation manual revision G Chapter 12 Setpoint 66 De icing heat De icing exchanger Actual 11 29C Setpoint 3 0 C Hysteresis 1 0 C Humidity sensor room Humidity room Actual 51 9 RH Setp 50 0 RH Humidity sensor duct Humidity duct Actual 72 2 RH Max limit 80 0 RH Hyst 20 0 RH Heat exchanger efficiency Efficiency exchanger Actual 93 Running time SAF and EAF Shows the accumulated running times for the fans Running time SAF 1382 5h EAF 1394 8h Corrigo E Ventilation manual revision G Chapter 12 Setpoint 67 Chapter 13 Manual Auto General In this menu the running mode of the unit and all the configured outputs can be manually controlled This is very handy feature which simplifies the checking of individual functions in the Corrigo The supply air controller s output signal can be manually set
5. DX cooling with supply or exhaust air control If DX cooling is used in conjunction with room temperature control or exhaust air temperature control there are two configuration alternatives DX cooling or DX cooling with exchanger control DX cooling without exchanger control When running cascade control the supply air controller setpoint is normally controlled by the room exhaust air controller output signal Corrigo E Ventilation manual revision G Chapter 5 Functional description 23 When DX cooling is activated the cooling controller setpoint is lowered to 5 degrees settable below the setpoint given by the room exhaust air controller This prevents the DX cooling from being activated deactivated too often DX cooling with exchanger control When running cascade control the supply air controller setpoint is normally controlled by the room exhaust air controller output signal When DX cooling is activated the cooling controller setpoint is lowered to 5 degrees settable below the setpoint given by the room exhaust air controller This prevents the DX cooling from being activated deactivated too often If the supply air temperature falls below the setpoint given by the room exhaust air controller the heat exchanger output will be activated in order to try to maintain the supply air setpoint given by the room exhaust air controller The output uses P control with a P band of half the setpoint lowering settable 2 5 C as default
6. 3 After individually set delay times the fans are stopped 4 Actuator signals are set to 0 and the pumps are stopped Corrigo E Ventilation manual revision G Chapter 6 Starting and stopping the unit 35 Chapter 7 Display LEDs and buttons 7 1 Display 7 2 LEDs 7 3 Buttons This section is applicable to Corrigo E units with display and buttons but also to the hand terminal E DSP which can be connected to Corrigo E units without display and buttons The display has 4 rows of 20 characters It has background illumination The illumination will normally be off but will activated as soon as any button is pressed The illumination will be turned off again after a period of inactivity There are two LEDs on the front The alarm LED marked with the amp symbol The write enable LED marked with the symbol The four LEDs placed next to the upper terminal strip will be described later Alarm LED O 4 Write LED Alarm Up Left lt OK Right OK 0O YV Down There are seven buttons 4 arrow buttons which will be called UP DOWN RIGHT and LEFT The menus in the Corrigo E are organized in a horizontal tree structure The UP DOWN buttons are used to move between menus at the present menu level The RIGHT LEFT buttons are used to move between menu levels When changing parameters the UP DOWN buttons are used to increase decrease the value of the parameter and the RIGHT LEFT butto
7. 0 28 X constant 0 50 For more detailed description see section 5 3 1 Pressure control 9 20 12 Blocking the DX cooling on low outdoor temp At outdoor temperatures below the set value DX cooling will not be activated The function has a 1 K hysteresis i e if DX cooling is blocked the outdoor temperature must rise to above the set value for the cooling to be activated again Blocking the DX cooling at lower outdoor temperature 13 0 C 9 20 13 Blocking the DX cooling on cooling pump alarm DX cooling can be blocked on activation of the cooling pump alarm Blocking the DX cooling if alarm Run error 1 cooler No 9 20 14 Fast stop on overheating If this function is active the fans will immediately be stopped when there is an overheating alarm regardless of the set cool down time Fast stop if alarm Electric heating is overheated No Corrigo E Ventilation manual revision G Chapter 9 Configuration 54 9 21 System 9 21 1 Change language Use this menu to change the display language Choose language English 9 21 2 Choose start display the text normally shown on the display There are 5 different to choose from Type 1 The text on the first line can be changed using Corrigo E tool The second line shows date and time The third line shows the present running status The fourth line shows the present temperature setpoint and act
8. Corrigo E Ventilation manual revision G Chapter 1 14 Chapter 4 Commissioning General Before the Corrigo can be used it must be configured inputs and outputs must be assigned and all relevant parameters must be set All commissioning can be done using the Corrigo front panel display and buttons or using the display unit E DSP Corrigo E tool The best way however is to configure the Corrigo E by using Corrigo E tool Corrigo E tool is PC based configuration program specially developed to simplify the commissioning of the Corrigo E series When using E tool the whole configuration and all settings can be done on the computer and then be downloaded to the Corrigo An infinite number of different configurations can be saved in computer memory for later use 3 1 How to do it For configuration using E tool see the E tool manual For configuration using the front panel there are two ways to go depending on how much help you need Option 1 e Jump straight to chapter 7 and 8 Display LEDs and buttons and Access rights e After mastering the button and menu system connect power to your Corrigo log on at System level and go to the menu Configuration e For the time being skip the configuration menu nputs Outputs and start by configuring Control functions e Run through the configuration menus in order and set whatever functions and parameters you wish to include Use chapter 6 of this manual for reference Keep
9. Damper control 32 Damper limit 47 De icing exchanger See Heat exchangers de icing Demand control 46 Mixing dampers 23 Setpoint 66 Demand controlled ventilation 31 Dial up modem 58 Digital inputs 9 Digital outputs 10 Display 37 DX cooling 24 Configuration 49 Min limit lowering 54 E Electric heating 21 Exhaust air control with cascade function 20 Extended running 33 54 External setpoint 28 F Fans Control 29 Delays 52 Fan type 44 Flow control 30 55 High speed blocking 52 Interlock 53 Pressure control 29 Retardation time 52 Scheduler 1 1 speed 63 Scheduler 1 2 speed 63 Fire dampers 32 46 Exercising 32 Flow control Outdoor compensation 67 Setpoint 67 Settings 60 Free cooling 26 45 Free text 72 Frost protection 21 47 Setpoint 67 Heat exchanger 44 Heat exchanger efficiency 68 Heat exchanger efficiency monitoring 27 Heat exchangers 22 De icing 22 23 47 Liquid connected exchanger 23 Mixing dampers 23 Outdoor temp control of exchangers 23 Plate exchanger 22 Rotating exchanger 23 Start condition 53 Heater type 44 Holidays 64 Hot start 52 Humidity control 28 47 Setpoint 68 Inputs and outputs 9 41 71 Analogue inputs 9 Analogue outputs 10 Digital inputs 9 Digital outputs 10 Input and output lists 10 Universal inputs 9 L LEDs 37 Liquid connected heat exchanger 23 Log off 39 Log on 39 Manual Auto 69 Menus 38
10. Input signals can be compensated for example for wiring resistance The Raw value will show the actual uncompensated input value Corrigo E Ventilation manual revision G Chapter 9 Configuration 40 If inputs have been assigned to pressure or flow controlled fans the following menus will appear SAF Pressure at 0 0 Pa 10v 500 0 Pa Filter factor 0 2 EAF Pressure at 0 0 Pa 10v 500 0 Pa Filter factor 0 2 If an input has been assigned to CO2 control the following menu appears CO2 at 0 0 ppm 10 1000 ppm Filter factor 0 2 9 1 2 Digital inputs DI Digital input 1 NO NC NO Signal Filter alarm Status Off To simplify adaptation to external functions all digital inputs can be configured to be either normally open NO or normally closed NC The inputs are as standard normally open 1 if the input is closed the function connected to the input in Corrigo is activated Be careful when changing the input from NO to NC since some digital functions can be configured to either NO or NC themselves For example you can choose if the Fire alarm input should be activated when it is closed or opened Therefore there is a risk that the signal is changed twice and the result is the opposite of the desired 9 1 3 Universal inputs UI On the largest hardware version E28 there are universal inputs These can individually be configured as either analogue input
11. Manual Auto to any value between 0 and 10046 The temperature output signals will change accordingly if they are in Auto mode It is also possible to manually control each of the temperature output signals individually the configured digital outputs can be set to On Off or Auto Since leaving any of the outputs in manual control will disrupt the normal control an alarm will be generated as soon as any output is set to a manual mode Since the menus vary according to the configuration of the outputs only the most common ones will be shown here For the digital signals you can normally choose between Auto and On and Off or similar words indicating the two possible manual states of the digital output Hand Auto Running mode for the Corrigo Can be set to Auto On or Off Running mode Auto Supply air controller running mode Can be set to Auto On or Off In manual mode the output signal can be set 0 100 The outputs Y1 Y2 and Y3 if in Auto mode will follow the signal according to the set split values Suppl temp contr On Manual set 42 0 Start signal SAF an EAF Can be set to Auto Manual 1 1 speed Manual 1 2 speed and Off Manual 1 2 speed is not valid for single speed fans SAF Auto EAF Auto With pressure controlled fans you get the following menu Can be set to Auto Manual normal Manual reduced and Off Pressure SAF Auto Manual set 0 0 Pressu
12. a cursor will appear at the first settable value If you wish to change the value do so by pressing the UP DOWN buttons In numbers containing several digits you can move between the digits using the LEFT RIGHT buttons When the desired value is displayed press OK If there are further settable values displayed the cursor will automatically move to the next one To pass a value without changing it press RIGHT To abort a change and return to the initial setting press and hold the C button until the cursor disappears Corrigo E Ventilation manual revision G Chapter 7 Display LEDs and buttons 37 Chapter 8 Access rights 8 1 Log on 8 2 Log off There are 3 different log on levels System level which has the highest authority Operator level and the basic no log on level System level gives full read write access to all settings and parameters in all menus Operator level gives read only access to all settings and parameters and write access to all settings and parameters in all menus except Configuration The basic level permits read only access to all settings and parameters Repeatedly press down arrow when the start up display is shown until the arrow marker to the left of the text list points to Log on Press right arrow Log on Log off Change password Log on Enter password Present level None In this menu it is possible to log on to any level by entering the appropriate 4 d
13. aspe ht ter eie EU Tie yt er ea e vette ate IP20 Displays 4 rows of 20 characters Background illumination LEDs Yellow E IN dU Ohr Settable parameter Red enema ne mae herede Alarm Clock ener RE Year base 24 hour clock with battery backup Automatic summer winter time changeover Operating System esr ae Sia ge rte eder te ter nte epe n EXOreal Supply voltage roi meth reete hon reser ges 24 V AC 6 VA DimensiOis v reete 148x123x60 WxHxD incl terminals Casi Rum epe QUI tpe Pad Re Standard Euronorm Mounting eem auia dal tiie ais ata aie On DIN rail Operation Climatic conditions according to IEC 721 3 3 sse Class 3k5 Ambient temperature ene E eem eere Remind 0 50 C Ambient liumidity uo ible ite dte ep Shai Max 9596 RH Mechanical requirements according to IEC721 3 3 sese Class 3M3 Nibrath one ie tr reete IEC60068 2 6 Test FC vibration Sinusoidal SHOCK qp IEC60068 2 27 Test Ea Transport Climatic conditions according to IEC 721 3 2 sse Class 2k3 Ambient temperature accendi pedet re cree 20 70 C Air humidity det ttp pee eire o ten ere Max 9596 RH Mechanical requirements according to IEC721 3 2 Class 2M2 Vibration iere ete reyes IEC60068 2 6 Test FC vibration Sinusoidal SHOCK SE ENE i ehe rt IEC60068 2 27 Test Ea Bree fal dese one ede dote tied tre eee deed IEC60068 2 27 Test Ed Stor
14. 0 min 9 20 8 Outdoor temp for control mode change If the unit is configured for combined Supply air Room control this menu permits the setting of the change over outdoor temperature Outdoor temp for control mode change 13 0 9 20 9 Min limit lowering If DX cooling is used configured in combination with room or exhaust air control the supply air temperature minimum limit value can be lowered to give smoother more continuous running of the chillers The set lowering of the limit value is activated when the DX cooling is running Lowering of min limit for supply air control on active DX cooling 5 0 C This parameter is also used for setting the lowering of the cooling setpoint when running DX cooling with exchanger control See 5 1 4 Corrigo E Ventilation manual revision G Chapter 9 Configuration 53 9 20 10 Split of optional temp sequence Any one of the temperature control output sequences Y1 Y2 and Y3 can be split for example to control two heating valves in sequence The split is always even 50 50 which means that each part of the split will have half the part of the P band assigned to the output An analogue output must be assigned to the output signal Split On increasing output demand the regular output is always run first and then the split output Split optional temperature sequence Y1 Y2 v3 No split 9 20 11 Flow control Flow control factors K constant
15. 2 10 V DC 10 0 V DC 10 2 V DC If the Corrigo E and the actuators connected to it share the same transformer it is essential that the same transformer pole is used as reference for all the equipment Failure to do so will prevent the equipment from functioning as intended and may also lead to damages Digital outputs Digital outputs must refer to Gpo on terminal 10 AII the digital outputs are triac controlled The outputs will deliver 24 V AC 0 5 A continuous The outputs cannot be used to drive DC relays 10 1 11 ge Om 12 i 3 2 3 Input and output lists Use these lists during commissioning to help you keep track of which input and output functions you wish to use Analogue inputs v Analogue input signal foudoortemperae sensor supply air emperatre sensor Jechastairtemperature sensor Remememuesmo w cowocsmeo i0VDC Tecra sensor Setpoint potentiometer JPressuretansmiter supply 0 10 Pressure ansmitter exhaust ir0 10V DO Frostproesionsenser Frost protection sensor Corrigo E Ventilation manual revision G Chapter 3 Installation and wiring 9 Digital inputs Digital input signal Filter guard supply air and exhaust air Run indication alarm circulation pump heating Run indication alarm circulation pump cooling Run indication alarm circulation pump
16. 50 100 50 The individual P bands will then be Cooling 20 of 25 C 5 C Exchanger 20 of 25 C 5 C Heater 50 of 25 C 12 5 C The remaining 2 5 C are the neutral zone between cooling and exchanger The split values are set in the configuration submenu Other parameters See section 9 19 5 Room controller Room control P band 50 0 C I time 600 0 sec Exhaust air controller Exhaust air control P band 50 0 C I time 600 0 sec Shutdown mode Shutdown mode P band 100 0 C I time 150 sec Corrigo E Ventilation manual revision G Chapter 10 Settings 58 Exchanger de icing De iceing P band 100 0 I time 150 sec Exchanger de icing De iceing P band 20 C I time 120 sec 10 2 Control pressure Pressure control SAF Pressure control SAF P band 300 Pa I time 20 sec Min Output 0 Pressure control EAF Pressure control EAF P band 300 Pa I time 20 sec Min Output 0 10 3 Control flow Control flow SAF Control flow SAF P band 1000 m3 h I time 60 sec Min Output 0 Control flow EAF Control flow EAF P band 1000 m3 h I time 60 sec Min Output 0 10 4 Control humidity Control humidity P band 20 0 RH I time 120 0 sec 10 5 Alarm settings Alarm settings Alarm limits Alarm delay vv Corrigo E Ventilation
17. 92 AO2 40 Agnd Reference pole for universal inputs UI 93 AO3 41 UH 94 AO4 42 UD 95 AOS 43 Agnd Reference pole for universal inputs UI 44 45 UI4 Corrigo E Ventilation manual revision G Chapter 1 13 Empty wiring diagram Corrigo E15V 1 G 50 B Supply voltage 24 V AC 15 50 60 Hz 99 a RS485 EXOline Modbus 3 Protective earth 52 N 4 C 24 V DC Reference for digital inputs DI 53 E 10 Gpo Reference for digital outputs DO 57 Net 11 DOI 58 Net LON connection LON versions only 12 DO2 59 Egnd 13 DO3 14 DO4 71 DH 72 30 Agnd Reference pole for analogue inputs AI 73 DI3 31 74 DI4 32 AD 33 Agnd Reference pole for analogue inputs AI 90 Agnd Reference pole for analogue outputs AO 34 AI3 91 AOI 35 AI4 92 AO2 93 AO3 Empty wiring diagram Corrigo E8V 1 G 50 B Supply voltage 24 V AC 15 50 60 Hz lt i SE 1 RS485 EXOline Modbus 3 Protective earth 52 N 4 C 24 V DC Reference for digital inputs DI 53 10 Gpo Reference for digital outputs DO 57 Net 11 DOI 58 Net LON connection LON versions only 12 DO2 59 Egnd 30 Agnd Reference pole for analogue inputs AI 71 DH 31 AIl 72 DI2 32 AI2 73 DI3 90 Agnd Reference pole for analogue outputs AO 91 AOI
18. Commissioning Chapter 5 Functional description Chapter 6 Starting and stopping the unit Chapter 7 Display LEDs and buttons Chapter 8 Access rights Chapter 9 Configuration Chapter 10 Settings Chapter 11 Scheduler Chapter 12 Setpoint Chapter 13 Manual Auto Chapter 14 In Outputs Chapter 15 Other functions Chapter 16 Index 15 17 34 36 38 40 58 62 64 68 70 71 72 Chapter 1 About the manual This manual covers all the models in the Corrigo E series of ventilation controllers This revision covers program revision 1 7 1 01 More information More information about Corrigo E can be found in e Manual E tool Manual of how to configure the controllers e Lon interface variable list Variable list for the Corrigo E series e Network variables for EXOline and Modbus Variable list for EXOline and Modbus communication e CE Declaration of conformity Corrigo E The information is available for download from Regin s homepage www regin se Corrigo E Ventilation manual revision G Chapter I About the manual 4 Chapter2 About Corrigo E Corrigo E for ventilation is complete new range of programmable controllers for control of building facility systems as air handling units Corrigo E series for ventilation comprises three model sizes 8 15 or 28 in outputs Available with or without front panel display and buttons For units without front panel display and buttons se
19. Mixing dampers 23 Modbus 57 Motor protection 48 N Navigating the menus 38 O Objects 44 Other parameters 52 Outdoor temp control of exchanger 23 Outdoor temperature compensated supply air control 19 Outdoor temperature dependent switching between supply air temperature control and exhaust air temperature control 20 Outdoor temperature dependent switching between supply air temperature control and room temperature control 20 Outputs See Inputs and outputs P Password 39 Plate exchanger 22 Pressure control Settings 60 Pump control 31 45 R Remote control 57 Revision number 72 Room control with cascade function 19 Rotating exchanger 23 Run indication Motor protection 48 Running time 3 pos actuators 49 S Scheduler 1 1 speed 63 Scheduler 1 2 speed 63 Setpoint 65 Setpoint external 28 Shutdown mode 21 SMS 58 Split of optional temp sequence 55 Split settings 53 Standby Setpoint 67 Start display 56 Starting and stopping the unit 35 Step controllers 24 49 Summer time 57 Supply air control 19 Support control 26 45 Setpoint 66 Support control cooling 26 Support control heating 26 T Temperature control 18 Setpoints 65 Settings 59 Time Date 63 Timer outputs 64 Time switch outputs 33 U Universal inputs 9 VW Water heating 20 AB Regin Phone 46 31 720 02 00 REGIN Box 116 SE 428 22 K llered Sweden Fax 46 31 9401 46 md Vi
20. To create a neutral zone leave a percentage gap between sequences The set P band for the supply air controller is for the whole Controller output This means that the P band for each sequence is proportionate to the split percentage values given to sequences Example P band for the supply air controller is set to 25 The split is set so that cooling gets 0 20 20 the exchanger gets 30 50 20 and the heater gets 50 100 50 The individual P bands will then be Cooling 20 of 25 5 C Exchanger 20 of 25 5 C Heater 50 of 25 C 12 5 C The remaining 2 5 C are the neutral zone between cooling and exchanger Split settings Cooling 0 at HCOut 20 100 at HCOut 0 Split settings Exchanger 0 at HCOut 50 100 at HCOut 30 Split settings Heating 0 at HCOut 50 100 at HCOut 100 Corrigo E Ventilation manual revision G Chapter 9 Configuration 52 Output signal 100 0 Controller Heating signal 100 Heat demand 9 20 7 Extended running Digital inputs can be used to force the unit to start although the timer says the running mode should be Off For 2 speed fans and pressure flow controlled fans there are inputs for normal speed and reduced speed The unit will run for the set time If the running time is set to O the unit will only run as long as the digital input is closed Extended running 60 min Time in ext Running
21. both fans Retardation time 1 1 1 2speed 10 sec 9 20 3 Heating at start up and high speed blocking At outdoor temperatures below the set value the heating output will be forced to 100 before start Two speed fans and pressure controlled fans can be blocked from using high speed at outdoor temperatures lower than the set value This function should not be combined with the function Outdoor compensation of pressure setpoint See chapter 12 Both functions need an outdoor temperature sensor Outd temperature for heat start 3 0 Blocking of 1 1 speed 10 Corrigo E Ventilation manual revision G Chapter 9 Configuration 51 9 20 4 Crosswise interlock between fans Crosswise interlock means that if one of the fans stops running the other fan will automatically stop as well Crosswise interlock between SAF and EAF No 9 20 5 Exchanger to 100 at start and alarm delay at start To minimise the risk of freeze up problems the heat exchanger can be forced to maximum capacity for the set time at start up To eliminate the risk of for example fan pressure alarms at start up all alarm functions can be suppressed for the set time Exch 100 at start 60 sec Alarm delay at start 60 sec 9 20 6 Split settings Splits the Controller output HCOut between the analogue temperature control output signals Y 1 Y2 and Y3 for Heating Heat exchanger and Cooling
22. manual revision G Chapter 10 Settings 59 10 5 1 Alarm limits Alarm limits supply air Al lim supply air Control dev 10 0 C High temp 30 0 C Low temp 10 0 Alarm limits exhaust air Al lim exhaust air High temp 30 0 C Low temp 20008 Alarm limits room Al lim room air High temp 30 0 C Low temp 10 0 Alarm limit frost protection Alarm limit frost protection Too Ge Alarm limit exchanger efficiency Low efficiency 50 0 10 5 2 Alarm delays Alarm delay supply air Al del supply air Control dev 30 min High temp 5 sec Low temp 5 sec Alarm delay exhaust air Al del exhaust air High temp 30 0 min Low temp 30 0 min Alarm delay room Al del room air High temp 30 0 min Low temp 30 0 min Alarm delay frost protection Alarm delay frost protection 0 sec Alarm limit Humidity Control deviation humidity 10 Corrigo E Ventilation manual revision G Chapter 10 Settings 60 Alarm delay Humidity Alarm delay control deviation humidity 30 min Alarm delay exchanger efficiency Low efficiency 30 min Alarm delay fan malfunction Alarm delay malfunc SAF 120 sec EAF 120 sec Alarm delay pump malfunction Alarm delay malfunc P1 Heating 5 sec P1 Cooling 5 sec Pl Exchanger 5 sec Alarm delay misc 1 Al
23. settable limit outdoor compensated supply air temperature control will be active otherwise cascaded exhaust air temperature control 6 Exhaust air control with cascade function Cascade control of exhaust air temperature and supply air temperature to achieve constant settable room temperature The exhaust air controller output signal generates the supply air controller s setpoint value The exhaust air temperature is kept at the setpoint value by controlling the output signals for Heating Heat exchanger and Cooling Two PI loops are used Inputs and outputs e farfar outdoor temperature sensor Lp farfar Reem temperature sensor AL AL AL AL AI Frost protection sensor water heating optional Frost protection thermostat water heating optional Heating 0 10 V DC po 3 pos increase DO DO DO po DO Heating 3 pos decrease DO DO DO po Exch 3 pos increase DO DO DO po DO DO Exch 3 pos decrease DO DO DO DO Cooling 3 pos increase DO DO Do po DO Cooling 3 pos decrease _ Control modes 5 1 2 Heater types 5 1 2 1 Water heating Control When the unit is in running mode the heating valve is controlled by the analogue output Y1 Heating or by two digital outputs Heating 3 pos actuator increase and Heating 3 pos actuator decrease Corrigo E Venti
24. signal Split 5 1 2 4 Fast stop on overheating If this function is active the fans will be immediately stopped when there is an overheating alarm regardless of the set cool down time Inputs and outputs Electric heating Frost protection sensor optional Frost protection thermostat optional High temp limit switch Flow switch optional Frost protection can also be created using the digital input Frost protection thermostat Activation of the input will force the running mode to Off and an alarm will be activated Frost protection thermostat cannot be combined with shutdown mode 5 1 3 Heat exchanger types The heat exchanger unit can be set to one of the following alternatives e Plate exchanger e Rotating exchanger e Liquid connected exchanger e Mixing dampers Plate exchanger Control The airflow through the exchanger is controlled by shut off damper and by pass damper Both dampers are controlled by the same analogue output Y2 Heat exchanger or by two digital outputs Exchanger 3 pos actuator increase and Exchanger 3 pos actuator decrease and are wired so that one opens as the other closes De icing De icing is activated either when the digital input signal De icing is activated or when the value on the analogue input De icing Exchanger falls below the de icing limit 3 C It is deactivated when the digital input is reset or the analogue input rises above the limit
25. temp start at AT HP mener cn De icing sensor optional Dei icing De icing signal optional optional Rotation sentinel exchanger optional 5 1 4 Step controller Heating DX cooling As alternative or complement to the above mentioned analogue control heating and cooling can be activated in steps The internal signal is then used to activate digital outputs for control of the heaters chillers Up to four heater outputs and three cooler outputs can be configured There are two possible modes Sequential Each output step has individually settable on and off values in of the control signal The number of steps is equal to the number of heater chiller groups Min on and off times can be set Binary The heater power outputs should be binary weighted 1 2 4 8 for heating 1 2 4 for cooling The number of loads to be controlled is set Thereafter the program will automatically calculate the individual activation levels Switching differential and minimum on off times can be set The number of heating steps will be 2 In binary mode the analogue output signal may be used to fill out between the steps The signal will go 0 100 between the activation of each step The load connected to the analogue signal should have the same size as the smallest of the binary groups In the example below there are 4 heater groups 1 1 2 4 and the total number of heating steps is 8
26. two speed fans they will start using low speed when the CO VOC value rises above control value 1 and switch to normal speed when the CO VOC value reaches control value 2 The fans will stop when the CO VOC value falls 160 ppm below control value 1 If demand controlled ventilation is activated in combination with mixing dampers and the CO gt value rises above the setpoint value the dampers will let in more fresh air The function is controlled by a P controller Inputs and outputs CO VOC sensor input 5 4 Pump control Digital inputs and outputs can be configured for pump control 5 4 1 Heating circuit The circulation pump for the heating circuit will always run when the outdoor temperature is lower than a settable value 10 C At higher outdoor temperatures the pump will run when the heating output is larger than OV The pump has a settable shortest running time The pump will be exercised once daily at 3 p m for 1 minute or the set shortest running time whichever is the longest 5 4 2 Exchanger circuit liquid connected exchangers The circulation pump for the exchanger circuit will run when the output to the exchanger valve is larger than OV The pump will be exercised once daily at 3 p m for 1 minute or the set shortest running time whichever is the longest Corrigo E Ventilation manual revision G Chapter 5 Functional description 30 5 4 3 Cooling circuit The circulation pump for the cooling circuit
27. value plus a settable differential Corrigo E Ventilation manual revision G Chapter 5 Functional description 21 On de icing A PI controller compares the de icing setpoint with the signal De icing Exchanger The lesser of the output signal from this controller and the output from the ordinary controller is used as output to the dampers Rotating exchanger Control Rotational speed is controlled by the analogue signal Y2 Heat exchanger or by two digital outputs Exchanger 3 pos actuator increase and Exchanger 3 pos actuator decrease A rotation sentinel can be connected to the digital input Rotation sentinel Exchanger An alarm is generated if this input is activated at the same time as the analogue output signal is higher than 1 0V Liquid connected heat exchanger Control A mixing valve in the exchanger circulation system is controlled by the analogue signal Y2 Heat exchanger or by two digital outputs Exchanger 3 pos actuator increase and Exchanger 3 pos actuator decrease The circulation pump digital input start stop CP Exchanger is started as soon as the actuator control signal is higher than 0 1V and is stopped when the valve has been closed for more than 30 minutes De icing De icing is activated when the value on the analogue input De icing Exchanger falls below the de icing limit 3 C It is deactivated when the analogue input rises above the limit value plus a settable dif
28. 5 for EXOline Port 1 communication External hand terminal E DSP For use with Corrigo E units without display Corrigo E Ventilation manual revision G Chapter 2 About Corrigo E 7 Chapter 3 Installation and wiring 3 1 Installation 3 2 Wiring Corrigo E can be mounted in a DIN standard casing minimum 9 modules on a DIN rail in a cabinet or using a suitable front mounting kit in a cabinet door or other control panel Ambient temperature 0 50 C Ambient humidity max 95 RH non condensing At the end of this chapter there are wiring diagrams showing the factory set configuration We have also included blank diagrams Since the function of most of the inputs and outputs depends on the programming of the unit the final wiring diagram cannot be filled in until the installer has decided how to use the inputs outputs It is important to make sure that the wiring is correctly done and in accordance with the instructions given in this manual 3 2 1 Supply voltage 24 V AC 15 50 60 Hz 6 VA If the Corrigo E and the actuators connected to it share the same transformer it is essential that the same transformer pole is used as reference for all the equipment Failure to do so will prevent the equipment from functioning as intended and may also lead to damages 3 2 2 Inputs and outputs The list of input and output functions in section 3 2 3 is a handy instrument to help you keep track of
29. 7 Actuator type SAF 0 10V EAF 0 10V Split 0 10V Actuator type Y6 Humidity 0 10V Note that although many manufacturers state 0 10 V DC as control signal for many actuators the actual control signal is more often than not 2 10V DC Check the actuator documentation carefully If uncertain choose 0 10V DC Although control might be less accurate it will ensure that the valve always can be driven to its fully opened and fully closed positions 9 17 Running time 3 pos actuators These parameters have no function if analogue actuators are configured The values are used to determine the control parameters for 3 position actuators It is important to set correct values since incorrect values lead to sloppy control Actuator run time Heating 255 sec Cooling 255 sec Exchanger 255 sec 9 18 Step controllers Step contr Heat gt Step contr Cool gt Step controller Heating can be set to sequential or binary Step contr heating Activation level gt Step controller Heating activation levels for sequential control For binary control the activation levels are calculated by the controller depending on the number of steps involved Start step 1 10 Stop step 1 5 Start step 2 45 Stop step 2 40 Start step 3 70 Stop step 3 65 Start step 4 95 Stop step 4 90 Control parameters Number of groups is used t
30. 7 A Damper2 lt 7 Damper I p DI When the test cycle is initiated the output Fire dampers will be activated and the dampers will begin to move Within the set time 90 sec the signal on the input Fire damper end switch monitoring must change to indicate that the dampers have left their normal positions If not an alarm will be triggered Then within the set time the signal on the input Fire damper end switch monitoring must change again to indicate that all the dampers have reached the other end position If not an alarm will be triggered Corrigo E Ventilation manual revision G Chapter 5 Functional description 31 When all dampers have reached the end position the output Fire dampers will be reset to drive the dampers back to normal position Again within the set time 90 sec the signal on the input Fire damper end switch monitoring must change to indicate that the dampers have left the end positions If not an alarm will be triggered Then within the set time the signal on the input Fire damper end switch monitoring must change again to indicate that all the dampers are back to their normal positions If not an alarm will be triggered The controller can be configured to stop the air handling unit during the damper testing All dampers must be wired to the same output in order to get correct results The fire alarm input can be configured as normally closed or normally open Inputs and outputs F
31. Auto Manual or Off 9 1 5 Digital outputs Digital output 1 Signal SAF 1 1 speed Auto Status On Digital outputs can be set in run mode Auto Manual On or Manual Off 9 2 Control function Enter the configuration menu Control functions Control function Supply air control There are 6 different functions to choose from 1 Supply air control Outdoor temperature compensated supply air control Cascade connected room temperature control Cascade connected exhaust air temperature control Qe 40300 Outdoor temperature controlled switching between Outdoor temperature compensated supply air control and Cascade connected room temperature control 6 Outdoor temperature controlled switching between Outdoor temperature compensated supply air control and Cascade connected exhaust air temperature control For detailed description of the control modes see section 5 1 1 Control modes In the submenu min max supply setpoints if cascade connected room temperature control can be set If cascade control max min supply setp Max 12 Min 30 Corrigo E Ventilation manual revision G Chapter 9 Configuration 42 9 3 Objects The menu Objects covers fan type heater exchanger and cooler types 9 3 1 Fan control Fan control 1 speed Choose between single speed two speed pressure control flow control or Frequency manual fixed output For detailed de
32. Control The heating is controlled using the analogue output Y1 Heating On activation of the digital input High temp limit Frost protection the unit will be shut down either according to the stop sequence described in section Start stop of unit or as an emergency shut down The unit will restart after the alarm has been acknowledged and High temp limit Frost protection has reset Note that activation of the input signal Flow switch will also stop the unit Relay el Control voltage heating High limit cS thermostat SE L Corrigo Contr voltage Auxiliary relay Wiring suggestion high temp limit when using electric heating Contacts drawn inactivated Corrigo E Ventilation manual revision G Chapter 5 Functional description 20 N B It is important that the high temperature thermostat is hardwired to disconnect the power to the heater to ensure that the heating is shut down when the thermostat is activated even if the Corrigo should be faulty 5 1 2 3 Water heating and electric heating The water heating is controlled by Y1 Heating and the electric heating is controlled by the sequence Split Split see 9 20 10 must always be set to Heating On increasing heat demand the water heating is first activated and then if needed the electric heating Frost protection and overheating protection are both active If step controller heating is used the function is tied to the output
33. Holidays Up to 5 digital outputs can be configured as timer outputs each with a separate week schedule with two activation periods per day Holiday schedules take precedence over other schedules Timer output 2 Wednesday Per 1 05 30 08 00 Per 2 17 00 23 00 Up to 24 separate holiday periods for a full year can be set A holiday period can be any number of consecutive days from one and upwards The dates are in the format MM DD When the current date falls within a holiday period the scheduler will use the settings for the weekday Holiday Holidays mm dd 1 01 01 02 01 2 09 04 12 04 3 01 05 01 05 Corrigo E Ventilation manual revision G Chapter 11 Scheduler 63 Chapter 12 Setpoint In this menu group all actual current values and setpoint values are displayed and providing sufficiently high log on level is used all setpoints can be changed The following menus are available providing that the corresponding input is activated Setpoint Control mode 1 Supply air control Outdoor temp 18 49C Supply air temp Actual 19 89C Setp gt Setp 20 0 C Submenu Setpoint Supply air temp Setp 20 0 C Setpoint Control mode 2 4 and 5 Outdoor compensated supply air control Outdoor temp 18 4 C Supply air temp Actual 19 89C Setp gt Setp 20 0 C Submenu Setpoint Use the eight breakpoints to generate a setpoint outdo
34. The setpoint given by the room exhaust air controller cannot drop below the set min limit When there is no longer a cooling demand the cooling controller setpoint will return to the value given by the room exhaust air controller Note The function cannot be used if the exchanger signal controls a mixing damper Example The room controller gives a supply air setpoint of 16 C If there is a cooling demand the cooling controller setpoint is lowered to 11 C 16 5 and DX cooling is activated Should the supply air temperature sink below 16 the exchanger output will be activated and reach 100 output when the supply air temperature has fallen to 13 5 C 16 2 5 Blocking of DX cooling at low outdoor temperature DX cooling can be blocked when the outdoor temperature is low The temperature limit is settable 13 default and has a fixed 1 degree hysteresis Blocking of DX cooling at low supply air fan speed When DX cooling is used in conjunction with pressure controlled or flow controlled fans it is possible to block DX cooling if the supply air fan control signal falls below a preset values The blocking level is individually settable for each DX cooling step Blocking of DX cooling on cooling pump alarm Corrigo can be configured to block DX cooling on cooling pump alarm Inputs and outputs Penina cono po po Supcom sep epson o bo step controller sep 2 optional po bo step controller sep 3 optio
35. age Climatic conditions according to 721 3 1 sss Class 1k3 Ambient temperat fe on oce teet ne f dn Ren 20 70 C Air humidity uns odes ene eh n pipere ort Rd e ete ent Max 9596 RH Corrigo E Ventilation manual revision G Chapter 2 About Corrigo E 6 Battery Replaceable Lithium cell Battery ifesan ee ea aa E eA E A EARE ESEE Better than 5 years MEIST Low battery warning Battery Dackup 43 rette eee ote den Memory and real time clock Communication EXOline Port 1 insulated via a built in RS485 contact The basic version of Corrigo E can communicate with Modbus You do not need an activation code Corrigo E can be ordered with a communication port for TCP IP or LON CE marking Conforms with the EMC standards CENELEC EN61000 6 3 2001 CENELEC EN61000 6 1 2001 Inputs Analogue inputs AL eee Settable 0 10 V DC or PT1000 12 bit A D Digital inputs DI te entente Ei ep ede eg eh Potential free closure Universal inputs UI eee Can be set to act as either an analogue input or a digital input with specifications as above Outputs Analogue outputs AO Settable 0 10 V DC 2 10 V DC 10 0 V DC or 10 2 V DC 8 bit D A short circuit protected Digital outputs DO sse Triac outputs 24 V AC 0 5 A continuous Options EON eer ED Reis FT3150 gives a second communication route TCP IB i ee Replaces RS48
36. and the alarm class A B or C alarm To access the alarm list press the alarm button the front panel button with the red button top Sensor error 24 Feb 10 43 Class B Reset v If there are multiple alarms this is indicated by up down arrow symbols at the right hand edge of the display Use the UP and DOWN buttons to access the other alarms At the left end of the bottom display line the alarm status is shown For active unacknowledged alarms the space is blank For alarms that have reset the text Reset is shown Acknowledged still active or blocked alarms are indicated by Acknowledged or Blocked Alarms are acknowledged by pressing the OK button You are then given the choice of acknowledging the alarm or blocking the alarm Acknowledged alarms will remain on the alarm list until the alarm input signal resets Blocked alarms remain on the alarm list until the alarm has reset and the block has been removed New alarms of the same type will not be activated as long as the block remains Since blocking alarms can be potentially hazardous you need a high log on authority to block alarms Class A and B alarms will activate alarm output s if these have been configured Class C alarms do not activate the alarm output s Class C alarms are removed from the alarm list when the alarm input resets even if the alarm has not been acknowledged 15 2 Free text If RIGHT is pressed once when the start
37. arm delay Filter mon 180 sec Flow switch 5 sec Frost prot 0 sec Frost prot refers to the analogue input Frost protection sensor Alarm delay misc 2 Alarm delay Frost prot DI 0 sec Fire alarm 0 sec Ext alarm 0 sec Frost prot DI refers to the digital input Frost protection thermostat Alarm delay misc 3 Alarm delay Elec heat 0 sec Sensor error 5 sec Rot sent exch 20 sec Elec heat refers to the digital input High temperature limit switch Corrigo E Ventilation manual revision G Chapter 10 Settings 61 Chapter 11 Scheduler General Corrigo has year base clock function This means that week schedule with holiday periods for full year can be set The clock has an automatic summer winter time changeover Individual schedules for each week day plus separate holiday setting Up to 24 individual holiday periods can be configured Holiday schedules take precedence over other schedules Each day has up to two individual running periods For two speed fans and pressure controlled fans there are daily individual schedules for normal speed and reduced speed each with up to two running periods Up to five separate digital timer outputs can be configured Each with individual week schedules with two activation periods per day These outputs can be used to control lighting doorlocks etc Time Date Timer 1 1 speed Timer 1 2 speed Timer outputl Timer outp
38. controlled ventilation is activated and the value at the CO sensor falls below the pre set start condition less the set differential At an activated alarm configured with the extra function of stopping the unit on activation The unit will restart after resetting of the alarm Start of the unit will run according to the following sequence 1 If the controller is configured for water heating and has an outdoor temperature sensor and the outdoor temperature is below 3 the heating valve is opened and the heating circulation pump is started If the controller is configured with heat exchanger and has an outdoor temperature sensor and the outdoor temperature is below 15 C the heat exchanger will be run at 100 capacity for a pre set time The supply air fan or the control of the supply air pressure will be started after preset time The exhaust air fan or the control of the exhaust air pressure will be started after preset time Thereafter temperature control according to the configured control mode is started And not yet activated pumps will be started Corrigo E Ventilation manual revision G Chapter 6 Starting and stopping the unit 34 6 After a pre set delay the alarm handling system is activated the unit is in normal running mode 6 4 Stop sequence Stopping of the unit will run according to the following sequence 1 Deactivation of the alarm handling system 2 Electric heating if configured is shut down
39. d from Regin This code is date dependent and only valid for one day Corrigo E Ventilation manual revision G Chapter 8 Access rights 39 Chapter 9 Configuration Start by logging in at log on level 1 See section Log on above Using DOWN set the display marker opposite the menu title Configuration and press RIGHT The main configuration menu will be shown Inputs Outputs Control functions Objects Pump control Free cooling Support control CO2 VOC Firedampers Frost protection Humidity control Exch deicing Cooling recovery Min lim dampers Ext setpoint Run ind Motor prot Type of actuator Actuator run time Step controllers Alarm config Other params System 9 1 Inputs and outputs Analogue inputs Analogue outputs Universal inputs Digital inputs Digital outputs General Free configuration Any control signal can be bound to any input output the only restriction being that digital signals cannot be bound to analogue inputs and vice versa It is up to the user doing the binding to make sure that activated functions are bound to appropriate signals Delivery setting On delivery all the physical inputs and outputs have already been bound to a signal The delivery settings are suggestions only and can easily be changed 9 1 1 Analogue inputs Analogue input 1 Sign Outdoor temp Raw value 1023 Compensation 0 0 C All analogue inputs are for PT1000 or 0 10 Volts
40. e supply air temperature controller with the configured minimum limitation FS 15 C as setpoint Support control cooling stops when the temperature falls 1K below the start value and the minimum run time has been exceeded or the running mode changes to On Support control can also be configured when supply air temperature control is used if a room sensor is installed The controller uses the configured min FS 15 C and max FS 30 C limitation values as support control setpoints However in this case the min and max limitation values cannot be changed To change the values temporarily configure room control change the min and max values and then change back to supply air control 5 1 6 Free cooling This function is used during the summer to cool the building night time using cool outdoor air thereby reducing the need for cooling during the day and saving energy Free cooling is started at 12 00 p m if all timer channels are OFF and the daytime outdoor temperature has been higher than a settable value 22 C The fans are started and run for at least 3 minutes However the fans are not started if the unit is not set on normal speed according to the timer channel for the following day No running time set during the next 24 hours Stop conditions Free cooling stops at 06 00 a m or if the outdoor temperature rises above a settable value 15 or if the outdoor temperature falls below a settable value 5 condensation
41. en using pressure or flow controlled fans the setpoint can be outdoor compensated The compensation has the default value 0 Pa i e no compensation is added The compensation is linear between the setting points The compensation can be positive or negative The same compensation normally applies to both fans Using E tool you can choose to compensate only the supply air fan The same compensation is applied to both Normal and Reduced speed Therefore you should be careful when you use the function so the pressure does not becomes too low or even negative when running Reduced speed Pressure contr SAF Actual 480 Pa Setp 490 Pa gt Submenu Setpoint Pressure contr SAF Setp 1 1 490 Pa Setp 1 2 300 Pa Submenu Outdoor compensation Outdoor comp setp 20 OC 50 Pa 10 Me 3 0 Pa Act comp 5 Pa Corrigo E Ventilation manual revision G Chapter 12 Setpoint 65 Pressure control EAF Pressure contr EAF Actual 480 Pa Setp 490 Pa gt Submenu Setpoint Pressure contr EAF Setp 1 1 490 Pa Setp 1 2 300 Pa Submenu Outdoor compensation Outdoor comp setp 20 c 50 Pa 10 Ke 0 Pa Act comp 5 Pa Flow control SAF Flow control SAF Actual 1800 m3 h Setp 2000 m3 h gt Submenu Setpoint Flow control SAF Setp 1 1 2000 m3 h Setp 1 2 1000 m3 h Submenu Outdoor compensation Outdoor comp setp 20
42. end an alarm message to up to 3 different recipients You do not need an activation code to use this function When there is an alarm Corrigo sends an alarm message to the first number on the list The message consists of an alarm text the unit name the same text that is shown in the first row of the start display and the time when the alarm occurred If the recipient does not send an SMS within 5 minutes to confirm that the message has been received Corrigo will send the message to the next number on the list SMS Not Active Nbrl Nbr2 Nbr3 Corrigo E Ventilation manual revision G Chapter 9 Configuration 57 Chapter 10 Settings In this menu group all settings for all activated functions should be available Depending on what choices have been made during configuration some of the alternatives in this menu group may not be shown Settings Control temp gt Control pressure gt Control humidity gt Alarm settings 10 1 Control temp Supply air controller Supply air control P band 33 0 C I time 100 0 sec The set P band for the supply air controller is for the whole Heating Controller output This means that the P band for each sequence is proportionate to the split percentage values given to sequences For example P band for the supply air controller is set to 25 C The split is set so that cooling gets 0 20 20 the exchanger gets 30 50 20 and the heater gets
43. escription see section 5 1 3 Heat exchangers 9 12 Cooling recovery Cooling recovery No Cooling limit 2 For details see section 5 1 7 Cooling recovery 9 13 Minimum limit dampers Min limit dampers Active Min limit 5 0 For detailed description see 5 1 3 Heat exchanger types 9 14 External setpoint An external setpoint device for example TBI PT1000 or TG R4 PT1000 can be connected The setpoint device must follow the PT1000 resistance curve The setting range can be restricted Corrigo E Ventilation manual revision G Chapter 9 Configuration 46 External setpoint Not active Min setp 12 0 Max setp 30 0 C For details see section 5 1 9 External setpoint 9 15 Run indication Motor protection Digital input signals are used to supervise fans and pumps They can be configured either for indication of the motor running or for monitoring of motor protection contacts An input configured for run indication should normally be closed Open input when the motor is running i e motor control output is activated will generate an alarm For supply air fans and exhaust air fans there is also a conflict alarm i e an alarm if the run indication input is closed even though the motor control output is not activated See alarm 33 External activ SAF and alarm 34 External activ EAF in section 9 19 Alarm configuration An input configured as motor protection should be normally o
44. exchanger Fire alarm Fire damper end switch monitoring Extended running 1 1 speed Extended running 1 2 speed External stop External alarm Flow switch Rotation sentinel exchanger Run indication alarm supply air fan Run indication alarm exhaust air fan De icing exchanger High temp limit switch Frost prot thermostat The universal inputs on Corrigo E28 can individually be configured as either analogue inputs using any of the analogue input signals above or as digital inputs using any of the digital inputs above Analogue outputs Analogue output signal Y1 Actuator Heating Y2 Actuator Exchanger Y3 Actuator Cooling Y5 Frequency converter exhaust air fan Y6 Actuator Humidity control Split of any one of temp outputs Y1 Y2 or Y3 ES ES ia Frequency convean ES Z Corrigo E Ventilation manual revision G Chapter 3 Installation and wiring 10 Digital outputs y Digital output signal Start stop supply air fan SAF 1 1 speed Step controller heating step 3 Step controller heating step 4 Exchanger 3 pos actuator increase Humidity Corrigo E Ventilation manual revision G Chapter 3 Installation and wiring 11 Wiring diagram Corrigo E28V factory configuration See also picture of the position of the terminals on page 7
45. ferential On de icing A PI controller compares the de icing setpoint with the signal De icing Exchanger The lesser of the output signal from this controller and the output from the ordinary controller is used as output to the actuator Outdoor temp control of exchanger Instead of using Y2 for analogue control of the heat exchanger it can be set to run on off against outdoor temperature The function controls a digital output Exch control which is activated when the outdoor temperature falls below a set value A heat exchanger alarm is activated if the input Rotation sentinel Exchanger is activated when the output Exch control is active Mixing dampers Control The analogue output Y2 Heat exchanger controls two dampers for gradual mixing of fresh air and recirculated air In this mode the output signal decreases with increasing heat demand CO VOC If demand controlled ventilation see 5 3 2 is activated in combination with mixing dampers and the CO gt value increases above setpoint the dampers will move to permit more fresh air utilizing a P function Minimum limit A fresh air minimum limit for can be set using the front panel The limit value is settable between 0 and 100 Corrigo E Ventilation manual revision G Chapter 5 Functional description 22 Inputs and outputs Rota Liquid Dam ting pers AI AI AI AI Outdoor temp sensor optional outd temp start Activation exchanger optional outd
46. igit code The log on menu will also be displayed should you try to gain access to menu or try to do an operation requiring higher authority than you have Press the OK button and cursor marker will appear at the first digit position Repeatedly press the up arrow until the correct digit is displayed Press the right arrow to move to the next position Repeat the procedure until all four digits are displayed Then press OK to confirm After a short while the text on the line Present level will change to display the new log on level Press left arrow to leave the menu Use this menu to log off from the present level to the basic no log on level Log off No Present level System 8 3 Change password As default Corrigo comes with the following passwords for the different levels System 1111 Operator 3333 Basic 5555 You can only change the password for log on levels lower or equal to the presently active level i if you are logged in as System you can change all passwords but as Operator you can only change the Operator and Basic passwords There is no point in changing the Basic password since access to that level is granted automatically to all users Change password for level Operator New password Corrigo E Ventilation manual revision G Chapter 8 Access rights 38 Forgotten your password If the password for System has been changed and then lost temporary password can be obtaine
47. lation manual revision G Chapter 5 Functional description 19 Frost protection The heater return water temperature is measured using the analogue input Frost protection sensor Low temperatures will generate an internal proportional signal that is used to force the heating valve open thereby preventing freeze up of the heater The internal signal Internal signal is 100 when the signal Frost protection sensor is equal to or lower than Alarm level When Frost protection sensor is higher than Alarm level the signal declines linearly to 0 for Frost protection sensor equal to or higher than Alarm level Prop Band When Internal signal reaches 100 or the digital input High temp limit Frost protection is activated the unit is shut down the heating output is set to completely open mode and an alarm is activated The unit will restart after the alarm has been acknowledged and the value at Frost protection sensor has returned to normal Internal signal Prop band 100 0 r ion sensor Ajer level ost protection senso Shutdown mode If frost protection is activated the controller will go into Shutdown mode when the running mode switches to Off The shutdown controller will control the heating output to maintain a constant settable temperature at the frost protection sensor The frost protection alarm level is set in the menu Actual Setpoint 5 1 2 2 Electric heating
48. menu is shown see section 8 14 2 a menu showing text of your choice is displayed The text can be used to show information concerning the commissioning company name and phone number to service personnel etc The easiest way to enter text is to use E tool but the buttons can also be used Up to 4 lines of 20 characters can be entered 15 3 Revision number If RIGHT is pressed twice when the start menu is shown see section 9 20 2 a menu showing the program revision number and ID number is displayed Corrigo E Ventilation manual revision G Chapter 15 Other functions 71 Chapter 16 Index Access rights 39 Actuator type 48 Address for remote communication 57 Alarm list 50 Alarms 34 Alarm delay at startup 53 Alarm delays 61 Alarm handling 72 Alarm limits 61 Alarm list 50 Configuration 50 Analogue inputs 9 Analogue outputs 10 Blocking of high speed 52 Buttons 37 C Change language 56 Close off dampers 32 Configuration 41 Actuator type 48 Alarms 50 Control function 43 Cooling recovery 47 Demand control 46 Exchanger de icing 47 Fire dampers 46 Free cooling 45 Frost protection 47 Humidity control 47 Inputs and outputs 41 Objects 44 Other parameters 52 Pump control 45 Run indication Motor protection 48 Running time 3 pos actuators 49 Step controllers 49 Support control 45 System 56 Control function 43 Cooling 44 Cooling recovery 27 47 Crosswise interlock 53 D
49. n indication Motor protection EAF 95 AOS Y5 EAF frequency converter 43 Reference pole for universal inputs UI 44 UI3 Exchanger de icing sensor 45 UI4 Frost protection sensor Wiring diagram Corrigo E15V factory configuration 1 G 50 B Supply voltage 24 V AC 15 50 60 Hz e RS485 EXOline Modbus 3 Protective earth 52 N 4 C 24 V DC Reference for digital inputs DI 53 10 Gpo Reference for digital outputs DO 57 Net 11 DOI Start stop supply air fan 1 1 speed 58 Net LON connection LON versions only 12 DO2 Start stop exhaust air fan EAF 1 1 speed 59 Egnd 13 DO3 Start stop Circulation pump Heating 14 DO4 Sum alarm A B 71 DII Run indication Motor protection SAF 72 DR Run indication Motor protection EAF 30 Agnd Reference pole for analogue inputs AI 73 Run indication alarm Circ pump Heating 31 Outdoor temperature sensor 74 DI4 Extended running 32 AD Supply air temperature sensor 33 Agnd Reference pole for analogue inputs AI 90 Agnd Reference pole for analogue outputs AO 34 AI3 Frost protection sensor 91 AOI Y1 Actuator Heating 35 14 Room temperature sensor 1 92 2 Y2 Actuator Exchanger 93 Actuator Cooling Corrigo E Ventilation manual revision G Chapter I 12 Wiring diagram Corrigo E8V factory configuration
50. nal po Step controller sep 4 optional Corrigo E Ventilation manual revision G Chapter 5 Functional description 24 5 1 5 Support control Support control is normally used when room temperature control or exhaust air control has been configured When exhaust air control is configured room sensor must be installed Support control Heating or Support control Cooling will run if Support control is configured the running mode is in Off state timer control OFF and not in extended running and if conditions call for support control see below Minimum run time is settable 0 to 720 minutes FS 20 minutes Support control heating Demand for support control heating is when the room temperature is lower than the start value which is settable 0 to 30 The fans will run at the preset speed the heater and the heat exchanger are controlled by the supply air temperature controller with the configured max limitation for the supply air FS 30 C as setpoint and the cooling is shut off 0 Support control heating stops when the room temperature rises 1K over the start value and the minimum run time has been exceeded or the running mode changes to On Support control cooling Demand for support control cooling is when the room temperature is higher than the start value which is settable 20 to 50 C The fans will run at the preset speed the heater and the heat exchanger are shut down 096 and the cooling is controlled by th
51. nctional description 33 Chapter 6 Starting and stopping the unit 6 1 Start conditions The unit will be started and will run when any one of the following conditions is met 1 2 3 4 6 2 Stop conditions Timer output for normal speed or timer output for reduced speed is ON normal running The unit is started manually using the Corrigo E front panel Digital input for extended running is activated normal running Support control is activated and the current room temperature is higher lower than the preset starting value Support heating cooling Demand controlled ventilation is activated and the value at the CO sensor is higher than the preset start condition The unit will be stopped when any of the following conditions are met 1 6 3 Start sequence Timer output for normal speed or timer output for reduced speed are OFF and the signal for extended running is OFF Activated frost protection alarm The unit will restart on resetting of the alarm Activated fire detector if the function has been configured The unit will restart on resetting of the alarm If the unit has electric heating and the supply fan flow switch alarm or the high temperature limit alarm is activated Activation of external stop switch The unit is stopped manually using the Corrigo E front panel Support control is activated and the current room temperature is higher lower than the pre set stop value support heating cooling Demand
52. ndent of the outdoor temperature Air flow Instead of giving a pressure setpoint value it is possible to use an airflow volume value in m sec instead The value from the pressure transmitter is recalculated to a volume flow using the formula below and the fans will be controlled to give a constant flow Flow K A P Where K and are settable constants dependent on the fan size and AP is the differential pressure measured in Pa over the fan x is normally 0 5 indicating that the flow is proportional to the square root of the differential pressure Outdoor compensation Also when running flow control it is possible to outdoor compensate the setpoint value The outdoor compensation is linear and is set using two parameter pairs which give the value of the compensation at two different outdoor temperatures The compensation can be positive or negative The outdoor compensation is set in the menu Actual Setpoint Using E tool you can also choose to only outdoor compensate the flow of the supply air fan In that case the exhaust air fan is controlled using constant flow independent of the outdoor temperature Fixed output signal Frequency controlled fans can be controlled at a fixed rotational speed The rotational speed is selected by setting a fixed output signal 0 100 Values for normal and reduced speed can be configured for each fan Fans that are run with a fixed output signal can also be outdoor c
53. ns to move between digits within the parameter e The OK button is used to confirm the choice of a parameter setting e The C button is used to abort an initiated parameter change and restore the original value e The ALARM button marked with a red button top is used to access the alarm list Corrigo E Ventilation manual revision G Chapter 7 Display LEDs and buttons 36 7 4 Navigating the menus The start display the display normally shown is at the root of the menu tree Pressing DOWN will move you through the menu choices at this the lowest level UP f will move you back through the choices To enter a higher menu level use UP or DOWN to place the display marker opposite the menu you wish to access and press RIGHT If you have sufficient log on privileges the display will change to the menu you have chosen At each level there may be several new menus through which you may move using the UP DOWN buttons Sometimes there are further submenus linked to a menu or menu item This is indicated by an arrow symbol at the right hand edge of the display To choose one use RIGHT again To back down to a lower menu level use LEFT Change parameters In some menus there are parameters that can be set This will be indicated by the LED flashing To change a parameter first press the OK button If you need higher authority than you have to change the parameter a log on menu will be displayed see chapter 8 below Otherwise
54. ntrol it is also possible to outdoor compensate the pressure Crosswise interlock Via the display it is possible to configure crosswise interlocking between the supply air and exhaust air fans Timer control interlock The fans are normally controlled by the timer channels for normal and reduced speed At very low outdoor temperature 2 speed and pressure flow controlled fans can be forced to low speed The limit temperature is settable and the function has a differential of 2K Normal reduced speed Units with 2 speed or pressure control fans are always started at reduced speed After a settable time Corrigo switches to normal speed if normal speed is valid at start up When 2 speed fans are switched from Reduced to Normal speed Reduced speed is first disengaged About 2 sec later Normal speed is activated When Corrigo switches from Normal to Reduced speed there is a settable retardation time from the disengagement of Normal speed to the activation of Reduced speed See 9 20 2 The exhaust air fan and the supply air fan have individual start and stop delays which are normally set so that the exhaust air fan is started before the supply air fan If there are not enough digital outputs for individual control both fans will have to be started using the signal for the supply air fan and the delay be created using an external time relay 5 3 1 Pressure control When running pressure control two analogue output signals are used for sup
55. o calculate activation levels for binary control Hyst is the switching differential used for each step when running binary control Heater groups 4 Minimum on off time 60 sec Hyst 0 5 Step controller Cooling can be set to sequential or binary Corrigo E Ventilation manual revision G Chapter 9 Configuration 48 Step contr cooling Activation level gt Step controller Cooling activation levels for sequential control For binary control the activation levels are calculated by the controller depending on the number of steps involved Start step 1 20 Stop step 1 5 Start step 2 60 Stop step 2 40 Start step 3 90 Stop step 3 65 Control parameters Number of groups is used to calculate activation levels for binary control Hyst is the switching differential used for each step when running binary control Chiller groups 3 Minimum on off time 60 sec Hyst 0 5 When DX cooling is used in conjunction with pressure controlled or flow controlled fans it is possible to block DX cooling if the supply air fan control signal falls below a preset values The blocking level is individually settable for each DX cooling step At lower SAF output block step 1 0 block step 2 0 block step 3 0 For more detailed description see section 5 1 4 Step controllers 9 19 Alarm configuration Permits configuration of all alarms Select the app
56. ompensated see the section above In this mode pressure sensors are not needed Minimum limit For frequency controlled fans an adjustable minimum limit can be set individually on the supply air and exhaust air fan control signals Inputs and outputs 1 2 speed sure po po WrseeisasepSAE bo po utseeisawsepEAF o po uzseeisawsopSAE bo po uzseeisawsopEAF Jo sarmgueneysan o mAtfemexysat m Corrigo E Ventilation manual revision G Chapter 5 Functional description 29 1 Fon _ o fee Pressure transmitter SAF Tar Frequency converter SAF AO Frequency converter EAF 5 3 2 Demand controlled ventilation In applications with varying occupancy the fan speeds or mixing dampers can be controlled by the air quality as measured by a CO2 VOC sensor Via the display the function can be activated deactivated and also there is the possibility of choosing fan control or mixing dampers When the function is activated and combined with pressure controlled fans and the CO VOC value rises above control value 1 the fans will start at low speed Should CO VOC value continue to rise the fan speed will also increase until the CO2 VOC value reaches control value 2 at which the fans will be running at normal speed The fans will stop when the CO VOC value falls 160 ppm below control value 1 When used with
57. oor temperature compensated using a control curve with 6 node points The supply air temperature is kept at the setpoint value by controlling the output signals for Heating Heat exchanger and Cooling A single PI control loop is used Alarms for high and low supply air temperature are active Alarm for control offset of the supply air temperature is active 3 Room control with cascade function Cascade control of room temperature and supply air temperature to achieve a constant settable room temperature The room controller output signal generates the supply air controller s setpoint value One or two room sensors can be connected If two sensors are connected the average of their values will be used The number of room sensors is detected automatically The room temperature is kept at the setpoint value by controlling the output signals for Heating Heat exchanger and Cooling Two PI loops are used Corrigo E Ventilation manual revision G Chapter 5 Functional description 18 4 Outdoor temperature dependent switching between supply air temperature control and room temperature control When the outdoor temperature is lower than a settable limit winter outdoor compensated supply air temperature control will be active otherwise summer cascaded room temperature control 5 Outdoor temperature dependent switching between supply air temperature control and exhaust air temperature control When the outdoor temperature is lower than a
58. or temperature relationship Outdoor comp setp 20 09 C 25 0 C 15 0 C 24 0 C 10 0 C 23 0 C Outdoor comp setp 5 09C 23 0 C 0 0 C 22 0 C 5 0 C 20 0 C Outdoor comp setp 10 0 C 19 0 C 20 0 C 18 0 C In between values are calculated using straight lines between breakpoints Setpoints for temperatures lower than the lowest breakpoint and higher than the highest breakpoint are calculated by extending the line between the two last breakpoints at either end Example At the lower end the setpoint is increasing by 1 C for every 5 C lowering of the outdoor temperature So the setpoint at 23 C would be 25 C 6x 1 0 C 25 6 C Setpoint Control mode 3 and 4 Cascaded room temperature control Room temp 1 Actual 22 0 C Setp 21 5 C Corrigo E Ventilation manual revision G Chapter 12 Setpoint 64 If two room sensors have been configured you will also get the following menu Room temp 2 Actual 21 89C Setpoint Control mode 5 and 6 Cascade connected exhaust air temperature control Exhaust air temp Actual 21 09C Setp 21 1 C Support control heating Support heating Room temp for Start 15 0 C Stop 21 0 C Support control cooling Support cooling Room temp for Start 30 0 C Stop 28 0 C CO2 VCO co2 Actual 782ppm Setp 850ppm Pressure control SAF Wh
59. ound to either analogue 0 10 V DC outputs or to 3 position increase decrease outputs Each output block has two parameters for setting the control range Controller signal at which the output should be 0 Controller signal at which the output should be 100 These settings are used to establish the output activation order and to split the P band between the outputs For example 096 Cooling at HCout 3096 100 Cooling at HCout 0 0 Heat exch at HCout 34 100 Heat exch at HCout 65 Corrigo E Ventilation manual revision G Chapter 5 Functional description 17 0 Heating at HCout 65 100 Heating at HCout 100 Output signal 0 Controller Cooling Heat exch Heating signal 100 65 34 30 0 Heat demand It is also possible to split one of the three analogue outputs into two equal parts to give a fourth output sequence for temperature control 5 1 1 Control modes 1 Supply air control The supply air temperature is kept at the setpoint value by controlling the output signals for Heating Heat exchanger and Cooling A single PI control loop is used The setpoint value is set using the front panel or alternatively using an external setpoint device Alarms for high and low supply air temperature are active Alarm for control offset of the supply air temperature is active 2 Outdoor temperature compensated supply air control The supply air temperature setpoint is outd
60. parate cable connected terminal E DSP with display and buttons is available All programming and normal handling can be done using the display and buttons or from connected computer running Corrigo E tool and using EXOline for communication The temperature controller is based on a supply air PI controller for heating control with a pre programmed set of control modes To this controller can be bound a number of different control functions and analogue and digital input and output functions The choice of which functions are to be used is free the only restriction lying in the physical number of inputs and outputs that the different models have The Corrigo is designed for DIN rail mounting The program for an air handling unit contains apart from other things the following functions Different temperature control modes Supply air temperature control with or without outdoor temperature compensation Room temperature control cascade controller Exhaust air temperature control cascade controller With control of Heat exchanger Liquid connected plate or rotating or mixing dampers Heater battery Water with frost protection or electric Chiller Supply air and exhaust air fans single speed two speed pressure controlled or flow controlled Fire dampers Circulation pumps heating cooling exchanger Humidity control Either Humidification or Dehumidification or both Humidification and Dehumidification Timer con
61. pen i e closed contact when the motor is running i e motor control output is activated will generate an alarm Run ind Motor prot SAF Run ind EAF Run ind Run ind Motor prot P1 Heat Run ind P1 Cool Run ind P1 Exch Run ind When running frequency controlled fans the pressure signal from each respective fan s pressure transmitter is normally used as run indication signal If the pressure falls below the set value during normal operation a malfunction alarm is activated Min pressure for run indication SAF 25 0 Pa EAF 25 0 Pa Alarm from frequency converter When running frequency controlled fans you sometimes want to use both a pressure signal from a pressure transmitter and a digital alarm signal from a frequency converter An analogue input for a pressure transmitter and a digital input for SAF or EAF indication must then be configured The setting Run indication Motor protection SAF or EAF must be set to Motor protection A fan alarm will be activated both when there is no pressure signal from the pressure transmitter and when the digital signal Indication SAF or EAF is activated 9 16 Actuator type Choose output signals to the actuators connected to the analogue control outputs 0 10 V DC 2 10 V DC 10 0 V DCor 10 2 V DC Actuator type Y1 Heating 0 10V Y2 Exchan 0 10V Cooling 0 10V Corrigo E Ventilation manual revision G Chapter 9 Configuration 4
62. perature sensor Exhaust air temperature sensor Extract air temperature sensor Corrigo E Ventilation manual revision G Chapter 5 Functional description 26 5 1 9 External setpoint An external setpoint device for example TBI PT1000 or TG R4 PT1000 can be connected The setpoint device must follow the PT 1000 resistance curve The input must be configured as Extra sensor and the function External setpoint must be activated The setting range can be min max limited See 9 14 Inputs and outputs ar OE 5 2 Humidity control General Humidity control can be configured as Humidification Dehumidification or both Humidification and Dehumidification Two humidity sensors can be connected room sensor for control and duct sensor for maximum limiting The humidity sensors must give 0 10 V DC for 0 100 RH Humidification An analogue output is used to control humidifier The output will increase on decreasing humidity Dehumidification An analogue output is used to control dehumidifier The output will increase on increasing humidity Humidification Dehumidification An analogue output is used to control humidifier The output will increase on decreasing humidity The cooling output Y3 will be activated for dehumidification through condensation The output will increase on increasing humidity This signal overrides the cooling signal from the temperature controller so the output can be acti
63. ply and exhaust air respectively The signals control the fan speeds via frequency converters thereby maintaining constant pressure A digital activation signal is normally used for each fan SAF 1 2 speed and EAF Y speed for sending a start signal to the frequency converters There are also digital activation signals SAF frequency and EAF frequency which can be used as start signals for the frequency converters These are activated when the output signal sent to each respective frequency converter rises above 0 1 V Demand controlled run signal For the supply and exhaust air fans there are two individually settable setpoint values one corresponding to normal speed and one corresponding to reduced speed Changing between the two setpoint values is done using the timer channels for normal and reduced speed Outdoor compensation When running pressure control it is also possible to outdoor compensate the pressure setpoint value Corrigo E Ventilation manual revision G Chapter 5 Functional description 28 The outdoor compensation is linear and is set using two parameter pairs which give the value of the compensation at two different outdoor temperatures The compensation can be positive or negative The outdoor compensation is set in the menu Actual Setpoint Using E tool you can also choose to only outdoor compensate the pressure value of the supply air fan In that case the exhaust air fan is controlled with constant flow indepe
64. ply temp Supply air temp too low 17 SA max limit J Maximum limiting of supply air temp active 18 ISAminlimt Minimum limiting of supply air temp active 19 Highroomtemp Room temp too high during room temp control 20 lLowroomtemp Room temp too low during room temp control 21 High exhaust temp High exhaust air temp during exhaust air control 22 Low exhaust lLowexhausttemp Low exhaust air temp during exhaust air control 23 High temp limit Electric A Heater high temperature limit switch activated heating 24 Frost risk Frost protection function is overriding the control of the heater output 25 Low temp Low frostprot temp JA Frost protection temperature below frost limit value 26 Low efficiency Heat exchanger efficiency below limit value 27 Sensor errr Malfunction of a connected sensor 28 De ice analogue J Exchanger de icing activated by de icing sensor 29 Malf Rot Exch Exchanger rotation sentinel alarm activated 30 Malf Fire dampers Fire damper exercise test failed 31 Dev Pressure SAF Supply air pressure deviates too much from the setpoint for too long 32 Dev Pressure EAF Exhaust air pressure deviates too much from the setpoint for too long 33 External activ SAF External activ SAF run signal received when unit is stopped 34 External activ EAF EAF run signal received when unit is stopped 35 The unit is shu
65. re EAF Auto Manual set 0 0 heating output Heating Auto Manual set 0 0 Corrigo E Ventilation manual revision G Chapter 13 Manual Auto 68 Y2 heat exchanger Exchanger Auto Manual set 0 0 Y3 cooling Cooling Auto Manual set 0 0 Corrigo E Ventilation manual revision G Chapter 13 Manual Auto 69 Chapter 14 In Outputs This is a read only menu block showing the current values for all configured inputs and outputs If correction factors have been applied to input values the corrected values will be shown Analogue inputs Digital inputs Universal inputs Analogue outputs Digital outputs Analogue inputs and digital outputs are shown here as examples Analogue inputs AI1 18 5 Outd temp AI2 20 3 Suppl temp AI3 28 2 Frost temp AI4 19 9 Rooml temp Digital outputs DO1 0ff SAF 1 1speed DO2 0ff EAF 1 1speed DO3 On SAF 1 2speed DO4 On EAF 1 2speed DO5 On P1 Heating DO6 Off Fire dampers DO7 Off Sum alarm Corrigo E Ventilation manual revision G Chapter 14 In Outputs 70 Chapter 15 Other functions 15 1 Alarm handling If an alarm condition occurs the Alarm LED on the front panel on units with display will start flashing The LED will continue to flash as long as there are unacknowledged alarms Alarms are logged in the alarm list The list shows type of alarm date and time for the alarm
66. resh air damper control DO Extract air damper control po meus pr Ream SCS opr Fire damper end switch monitoring 5 6 Extended running The digital inputs for extended running can be used to force the unit to start although the timer says the running mode should be These input signals have higher priority than the internal timer channels For 2 speed fans and pressure flow controlled fans there are inputs for normal speed and reduced speed The unit will run for the set time If the running time is set to 0 the unit will only run as long as the digital input is closed The signal External stop will stop the unit even if the timer says it should stay in running mode Inputs and outputs opr Extended running normal opr Extended running reduced emis SCS 5 7 Time switch outputs Up to 5 digital time switch outputs can be configured Each timer channel has a separate scheduler with two periods per week day Inputs and outputs po Extra Timer channel 1 Extra Timer channel 2 DO Extra Timer channel 3 DO Extra Timer channel 4 Extra Timer channel 5 Corrigo E Ventilation manual revision G Chapter 5 Functional description 32 5 8 Alarms Alarm handling Alarms are indicated by the alarm LED on the front All alarms can be monitored acknowledged and blocked using the display and buttons Alarm priorities Alarms can be given different priority level
67. risk or if the room temperature falls below a settable value 18 C When free cooling is active the fans run at normal speed but the outputs Y1 Heating Y2 Heat exchanger and Y3 Cooling are shut down Inputs and outputs Outdoor temperature sensor Room temperature sensor s Corrigo E Ventilation manual revision G Chapter 5 Functional description 25 5 1 7 Cooling recovery If the exhaust air temperature is a settable amount lower than the outdoor temperature cooling recovery can be activated When cooling recovery is activated the heat exchanger signal will be reversed to give increasing recovery on increasing cooling demand Output signals 10096 Controller signal 096 Cooling Exchanger Inputs and outputs Outdoor temperature sensor Exhaust air temperature sensor 5 1 8 Heat exchanger efficiency monitoring General The function calculates the heat exchangers temperature efficiency in when the output signal to the exchanger is higher than 9896 and the outdoor temperature is lower than 10 C When the control signal is lower than 9896 or the outdoor temperature is higher than 10 C the display will show 0 The heat exchanger efficiency is calculated using the following formula Exhaustairtemp Extractairtem Efficiency gu 100 Exhaustairtemp Outdoortemp Alarm An alarm is activated if the efficiency falls below the set alarm level 50 Inputs and outputs Outdoor tem
68. rol Outdoor temperature dependent switching between room control and supply air control dI cbe Outdoor temperature dependent switching between exhaust air control and supply air control 6 Exhaust air control The supply air temperature controller is reverse acting 1 e the output will increase for decreasing temperature The controller is a PI controller with settable P band and I time In the first two modes the supply air temperature will be controlled using the supply air temperature and the user setpoint values as control inputs In modes 3 and 6 the supply air is controlled as part of a cascade controller together with the room exhaust temperature controller The room exhaust temperature offset will dictate the supply air temperature setpoint Mode 4 and 5 vary according to the outdoor temperature Supply air control in winter and cascaded room control or cascaded exhaust air control in summer In applications with mixing dampers instead of heat exchanger the signal for the damper control will be reversed compared to the signal for heat exchanger control i e decreasing signal on increasing heat demand This is done automatically on configuring the exchanger output dampers The heater can be either a hot water heater battery or an electric heater Outputs The supply air controller output is split between one or more of the output blocks Y1 Y2 and Y3 for heating heat exchanger and cooling The output blocks can be b
69. ropriate alarm number from the alarm list The alarm text for the alarm will be displayed and the alarm priority can be set A alarm B alarm C alarm D alarm or not active The extra stop function gives for each alarm the option to stop or not stop the unit on alarm activation Malf SAF Priority B alarm Extra stop function Active Alarm list Values in the Priority column show the factory set values Alarm text Pri Description Maf SAF Malfunction Supply air fan Maf EAF Malfunction Exhaust air fan Malf Pl Heat Malfunction pump Heating circuit Malf P1 Co Malfunction pump Cooling circuit Malf P1 Exch B Malfunction pump Liquid connected exchanger Corrigo E Ventilation manual revision G Chapter 9 Configuration 49 Alarm text Pri Description Filter guard Filter guard pressure switch activated ee oles Flow switch activated Ext Frost prot External Frost protection thermostat activated De ice pressostat Exchanger de icing pressure switch activated 10 Fire alarm activated 11 External swith C External switch activated 12 External alarm External alarm External alarm activated 13 Deviation supply temp Supply air temp deviates too much from the setpoint for too long 14 Deviation Humidity The room humidity deviates too much from the control setpoint 15 High supply temp Supply air temp too high 16 Low sup
70. s 9 21 4 Address Corrigo E uses the addresses below when connecting to Corrigo E tool and when multiple controllers are connected in a network E tool normally uses the addresses below so if an address is changed the new address must also be entered in E tool If several Corrigo are connected in a network all the units must have the same ELA address but each unit must have a unique PLA address Address PLA 254 ELA 254 9 21 5 Display anywhere Remote control If multiple Corrigo units are connected in a network it is possible to remote control a unit in the network from a unit with display You do this by entering the address of the unit you wish to remote control in the unit with display The function is aborted by pressing the buttons UP OK and DOWN simultaneously Address for remote communication PLA ELA 00 00 9 21 6 Modbus communication Corrigo E can be connected to a network for Modbus communication An activation code is not needed Modbus Address 1 Speed 9600 bps Two stop bits Yes Parity No Corrigo E Ventilation manual revision G Chapter 9 Configuration 56 9 21 7 Dial up modem With the help of a dial up modem Corrigo can be connected to a supervisor Exo system We recommend the modem Westermo TD 32 B The default password is exo DialUpModem No Number Password exo 9 21 8 Alarm forwarding via SMS Via a connected GSM modem Corrigo can s
71. s A alarm B alarm C alarm or not active Digital outputs can be bound to act as alarm outputs for A alarms or B alarms or both A and B alarms C alarms are internal alarms which are not forwarded A and B alarms must be acknowledged to reset C alarms automatically reset as soon as there is no longer a cause for alarm Using the front panel it is possible to change the alarm priority level A B C alarm Not active of any alarm Stop function For each alarm there is the possibility of choosing whether activated alarm should stop control or not Automatic restart will take place after removal of the alarm cause and the alarm has been acknowledged For some alarm types such as electric heating high temperature limit and water heating frost protection it would be dangerous to not stop the unit on alarm Therefore for such alarm types the program will always reset the stop function to Active even if the operator should choose Inactive Unfortunately it is not possible to remove the display text concerning the stop function for these alarm types This since the available program space demands that all alarms are treated in the same way in the display Note For alarms that have been set to Inactive the extra stop function should also be set to Inactive or unexpected malfunctions may occur Inputs and outputs Sum alarm A B me po Corrigo E Ventilation manual revision G Chapter 5 Fu
72. s or as digital inputs When configured as analogue inputs they can be bound to any of the analogue signals described under Analogue signals When configured as digital inputs they can be bound to any of the digital signals described under Digital signals Universal input 1 gt Choose AI or DI sign AI sign Press SAF DI sign Not active After choosing AI or DI signal the unused alternative must be set to Not active there are sub menus with settings These menus are accessed by pressing RIGHT Universal DI1 NO NC NO Signal Filter alarm Status Off To simplify adaptation to external functions all universal inputs configured as digital inputs can be set to be either normally open NO or normally closed NC The inputs are as standard normally open i e if the input is closed the function connected to the input in Corrigo is activated Corrigo E Ventilation manual revision G Chapter 9 Configuration 41 Be careful when changing the input from NO to NC since some digital functions can be configured to either NO or NC themselves For example you can choose if the Fire alarm input should be activated when it is closed or opened Therefore there is a risk that the signal is changed twice and the result is the opposite of the desired 9 1 4 Analogue outputs Analogue outputs are 0 10 V DC Analogue output 1 Sign Y1 Heating Auto Value 0 0 V Analogue outputs can be set in run mode
73. scription of fan control alternatives see section 5 3 Fan control 9 3 2 Heater type Heating water The heater can be set to Water Electric or Not used For detailed description of heater alternatives see section 5 1 2 Heater types 9 3 3 Heat exchanger output Exchanger Rot exchanger The heat exchanger unit can be set to one of the following alternatives e Plate exchanger e Rotating exchanger e Liquid connected exchanger e Mixing dampers e Not connected e Damper limiting for minimum fresh air percentage is settable 0 100 In the submenu parameters for outdoor temperature control of exchanger can be set Outd temp control of exch No Diff stop 0 2 Outd temp start 10 For detailed description of exchanger alternatives see section 5 1 3 Heat exchanger 9 3 4 Cooling Cooling Water Select cooler type Water DX DX with exchanger control or Not used Corrigo E Ventilation manual revision G Chapter 9 Configuration 43 For detailed description of DX cooling se section 5 1 4 Step controllers 9 4 Pump control Pl Heating P1 Exchanger P1 Cooling vvv In these menus the parameters for pump control are set If for any of the control circuits no output is configured for pump control these settings will be ignored P1 Heating Pump stop No Stop delay 5 min Outd Temp stop 6 C Differential 1 0 C
74. siting address Bang rdsv gen 35 www regin se info regin se THE CHALLENGER IN BUILDING AUTOMATION
75. t down 36 Supply air temp controller in manual control 37 Supply air fan in manual control 38 Signal to SAF frequency converter in manual control 39 Exhaust air fan in manual control 40 Signal to SAF frequency converter in manual control 41 Heating output in manual control 42 Cooling output in manual control 43 Heat exchanger output in manual control 44 Heating circulation pump in manual control 45 P1 Cooling Manual C Cooling circulation pump in manual control Corrigo E Ventilation manual revision Chapter 9 Configuration 50 Alarm text Pri Description 46 P1 Exch Manual Exchanger circulation pump in manual control 47 Fire damp Manual ES Fire dampers in manual control 48 Internal battery error IB Internal battery needs replacing 9 20 Other parameters A collection of different parameters that did not fit into any of the other menus 9 20 1 Start and stop delays for the fans Use start delay if you wish one of the fans to start before the other and for example if you wish to give the close off dampers time to open before starting the fans Use stop delay for example to create a cool down period when using electric heating Delay SAF Start 30 sec Stop 180 sec Delay EAF Start 30 sec Stop 30 sec 9 20 2 Retardation time When switching two speed fans from 1 1 speed to 1 2 speed there is a settable retardation time The same time applies to
76. track of which inputs and outputs you will need To help you there is a list of input and output functions provided in chapter 3 3 2 3 Input Output list e Finally configure nputs Outputs e Exit Configuration and go to Settings e Set the control values in Settings e Set the clock and scheduler functions in Time Settings e Set the control setpoints in Actual Setpoint Your Corrigo should now be ready to run Option 2 Read this manual in the order given below The manual has been designed to act as a guide through the commissioning The last chapters of the manual not listed below cover menus and functions that are not used during commissioning Corrigo E Ventilation manual revision G Chapter 4 Commissioning 15 Functional description Start by reading chapter 5 Functional description below Some functions are essential to the working of the unit and must be included Others are more of the nature of optional extras which can be excluded At the end of each function description there is table of the necessary inputs and outputs to implement the function At the end of the manual there is a list of all the analogue and digital inputs and outputs As you read mark in the list the inputs and outputs you will be using for the application you are building Note that the universal inputs in Corrigo E28 can individually be configured as either analogue or digital inputs Display buttons and LEDs Read chapter 7 on ho
77. trol For starting and stopping the unit Demand controlled ventilation In buildings with strongly varying occupancy the fan speeds or mixing dampers can be controlled by the air quality measured by a COj VOC sensor Support control When using the control function Room control or exhaust air temperature control with a room sensor connected it is possible to utilise support heating and or support cooling Minimum running time is settable 0 720 minutes factory setting 20 minutes Corrigo E Ventilation manual revision G Chapter 2 About Corrigo E 5 Free cooling The function is used during the summer to cool the building during the night using cool outdoor air thereby reducing the need to run chillers during the day Step controllers Heating Cooling s an alternative to the analogue control of Actuator heating Y1 or Actuator cooling Y3 step controllers can be used for controlling heating or cooling in steps using digital control Corrigo E hardware overview Model 8 8D 15 15D 28 28D Analogue Inputs 2 2 4 4 4 4 Digital Inputs 3 3 4 4 8 8 Universal Inputs 4 4 Analogue Outputs 1 1 3 3 5 5 Digital Outputs 2 2 4 4 7 7 RS485 Yes Yes Yes Yes Yes Yes LON Option Option Option Option Option Option TCP IP Option Option Option Option Option Option Display No Yes No Yes Nej Yes Ext display Option No Option No Option No Technical data Protection class
78. ual values Vent unit 18 PX 2004 03 15 11 28 System Running Sp 22 09C Act 21 89C Type 2 The first line shows date and time The second line shows the present running status The third line shows the present temperature setpoint and actual values The fourth line shows present temperature control output values 2004 03 15 11 28 System Running Sp 22 09C Act 21 89C Y1 0 Y2 93 Y3 0 Type 3 The first line shows date and time The second line shows the present running status The third line shows the present temperature setpoint and actual values The fourth line shows present SAF and EAF pressures 2004 03 15 11 28 System Running Sp 22 09C Act 21 89C SAF 1100PaEAF 1050Pa Type4 The text on the first line can be changed using Corrigo E tool The second line shows date and time The third line shows the present running status Corrigo E Ventilation manual revision G Chapter 9 Configuration 55 Vent unit 18 PX 2004 03 15 11 28 System Running Type 5 The text on the first line can be changed using Corrigo E tool The second line shows date and time Vent unit 18 PX 2004 03 15 11 28 9 21 3 Automatic summer winter time changeover When Corrigo is set on automatic summer winter time changeover the timer will automatically change between summer and winter time according to European standard Automatic summer winter time change over Ye
79. ue lt P gt Corrigo E User Manual Ventilation REGIN THE CHALLENGER IN BUILDING AUTOMATION DISCLAIMER The information in this manual has been carefully checked and is believed to be correct Regin however makes no warranties as regards the contents of this manual and users are requested to report errors discrepancies or ambiguities to Regin so that corrections may be made in future editions The information in this document is subject to change without prior notification The software described in this document is supplied under licence by Regin and may be used or copied only in accordance with the terms of the licence No part of this document may be reproduced or transmitted in any form in any fashion electronically or mechanically without the express written permission of Regin COPYRIGHT AB Regin rights reserved TRADEMARKS Corrigo E E tool EXOdesigner EXOreal EXO4 EXOline EX04 Web Server Optigo Regio and Regio Tool are registered trademarks of AB Regin Windows Windows 2000 Windows XP and Windows Server 2003 are registered trademarks of Microsoft Corporation Some product names mentioned in this document are used for identification purposes only and may be the registered trademarks of their respective companies Revision G December 2007 Document Revision 1 7 1 01 Table of contents Chapter I About the manual Chapter 2 About Corrigo E Chapter 3 Installation and wiring Chapter 4
80. ut Fire damper function Normally open Excavation on alarm Yes Select if fire alarm should be normally closed or normally open and activation of and time for damper exercising No Yes unit running gt Yes unit stopped gt Fire alarm input Normally open Damper exercise Yes unit stopped gt Set the parameters for damper exercise in the submenu Damper exercise Running time 90 sec Interval in days 1 Hour for exerc 00 For detailed description of damper exercising see section 5 5 Damper control Corrigo E Ventilation manual revision G Chapter 9 Configuration 45 9 9 Frost protection Frost protection Active Setpoint shutdown 25 0C P band active 5 0 C The frost protection alarm level is set in the menu Actual Setpoint For detailed description see section 5 1 2 1 Water heater 9 10 Humidity control Humidity control can be configured as either humidification or dehumidification or as combined humidification dehumidification Humidity control Humid Dehumid Start limit 45 Stop limit 40 The start and stop limits control the function of the digital humidity control output For detailed description see section 5 2 Humidity control 9 11 Exchanger de icing Exchanger de icing Yes De icing parameters Setp De icing 3 0 C Hysteresis 1 0 C Stoptemp SAF 10 0 C Min run time 5 min For detailed d
81. ut2 Timer output3 Timer output4 Timer output5 Holidays vyvyvyvyvyvvev 11 1 Time Date This menu shows and permits the setting of time and date Time is shown in 24 hour format Date is shown in the format YY MM DD Current time 18 21 Date 04 02 23 Weekday Monday 11 2 Scheduler 1 1 speed There are 8 separate setting menus one for each weekday and one extra for holidays Holiday schedules take precedence over other schedules For 24 hour running set period to 0 00 24 00 To disable period set it to 0 00 0 00 If both periods of day are set to 0 00 0 00 the unit will not run at 1 1 speed that day 1 1 speed Monday Per 1 07 00 16 00 Per 2 00 00 00 00 11 3 Scheduler 1 2 speed These settings will be ignored if single speed fans are configured Should periods for 1 1 speed and periods for 1 2 speed overlap 1 1 speed takes precedence Corrigo E Ventilation manual revision G Chapter 11 Scheduler 62 There are 8 separate setting menus one for each weekday and one extra for holidays Holiday schedules take precedence over other schedules For 24 hour running set period to 00 00 24 00 To disable period set it to 00 00 00 00 If both periods of day are set to 00 00 00 00 the unit will not run at 1 2 speed that day 1 2 speed Holiday Per 1 10 00 16 00 Per 2 00 00 00 00 11 4 Timer outputs 1 5 11 5
82. vated for dehumidification even if the temperature controller demand is zero For good temperature control when using cooling for dehumidification it is important that the cooler is placed first in the air stream so that the exchanger and heater can be used to reheat the air after dehumidification There is also digital output signal for humidity control The output has settable activation and deactivation levels Inputs and outputs Room humidity sensor Duct humidity sensor Humidity control output 0 10 V DC Corrigo Ventilation manual revision Chapter 5 Functional description 27 5 3 Fan control General Fans can be single speed 2 speed or pressure control via frequency converter Single speed fans are controlled using the digital outputs 1 1 speed supply air fan SAF and 1 1 speed exhaust air fan EAF 2 speed fans are controlled using the digital outputs 1 1 speed SAF 1 1 speed EAF 1 2 speed SAF and 1 2 speed EAF giving normal speed and reduced speed Frequency control uses one analogue output per fan for constant pressure control There are two setpoints for each fan When in this document reference is made to timer channels for normal speed and reduced speed it is understood that in the case of pressure control it implies changing between the two setpoint values Frequency controlled fans can also be configured to be run with fixed output values Outdoor compensation When running pressure co
83. w to use the front panel buttons to navigate the Corrigo E menu system Access rights Chapter 8 Learn how to log on to the Corrigo E Configuration Chapter 9 Configuration Connect power to the Corrigo Using the buttons and menu system go through the configuration menus covering the functions you wish to use On delivery the units already have the inputs and outputs assigned to various functions These can of course be changed In chapter 3 Installation and wiring there are two sets of wiring diagrams one set showing the pre configured input output configuration and one set where you can fill your own configuration choices Settings Set the control parameters P band I time for the temperature control Set the control parameters for the pressure control if you have pressure or flow controlled fans Set the control parameters for the humidity control if activated Set the alarm parameters alarm levels and delay times Time Settings Set the clock and calendar functions Setpoints Set all the setpoints for all active control loops Hand Auto Learn to use manual control Very useful for testing out your system Corrigo E Ventilation manual revision G Chapter 4 Commissioning 16 Chapter 5 Functional description 5 1 Temperature control General Corrigo E has choice of the following control modes 1 Supply air control Outdoor temperature compensated supply air control Cascaded room temperature cont
84. which inputs and outputs you will need to configure Analogue inputs Analogue inputs must refer to an A gnd terminal placed in the same terminal block as the input being wired Analogue inputs can depending on the configuration be used for either PT1000 temperature sensors or for 0 10 V DC analogue input signals for example from a pressure transmitter Digital inputs Digital inputs must refer to C on terminal 4 Digital inputs may only be wired to voltage free contacts Any external voltage applied to a digital input may harm the unit Universal inputs A universal input can be configured to act as either an analogue input or as a digital input A universal inputs configured as an analogue input can depending on the configuration be used for either PT1000 temperature sensors or for 0 10 V DC analogue input signals for example from a pressure transmitter Universal inputs configured as an analogue input must refer to an A gnd terminal placed in the same terminal block as the input being wired A universal input configured as a digital input must just like other digital inputs refer to C on terminal 4 It may only be wired to voltage free contacts Corrigo E Ventilation manual revision G Chapter 3 Installation and wiring 8 Analogue outputs Analogue outputs must refer to the A gnd terminal placed in the AO terminal block All analogue outputs can be individually set to any one of the following signals 0 10 V DC
85. will run when the output to the cooling valve is larger than The pump will be exercised once daily at 3 p m for 1 minute or the set shortest running time whichever is the longest Inputs and outputs 1 ouorempsensor po DO Start stop circulation pump Dro Run ind alarm circ pump 5 5 Damper control 5 5 1 Close off dampers The fresh air and extract air ducts close off dampers can be controlled by digital outputs or be hard wired to the supply air fan relays for normal and reduced speed in such fashion that the damper is open when the supply air fan is running When using pressure controlled fans the digital activation signal is activated as soon as the fan control signal is greater than 0 1V This signal can be used to open the close off damper 5 5 2 Fire dampers Normally fire dampers are configured to open on fire alarm Using the display it is however possible to reconfigure them to be normally open instead There is digital input for detection of open and closed position of the fire dampers Fire damper exercising function can be activated which enables scheduled damper testing with settable number of days between runs To be able to use this function all the dampers must have end position switches The digital input Fire damper end switch monitoring should be wired to all the fire damper end position switches 0 90 1 1 Damper m Damper 3

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