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EVCO S.p.A.

c-pro 3 micro AHU/c-pro 3 kilo AHU | Application Manual ver. 1.1 | Code 144CP3UKAHE104

page 1 of 104

c-pro 3 micro AHU

c-pro 3 kilo AHU

PROGRAMMABLE CONTROLLERS FOR AIR

HANDLING UNITS

ENGLISH

APPLICATION MANUAL ver. 1.0

CODE 144CP3UKAHE104

Содержание c-pro 3 kilo AHU

Страница 1: ...cro AHU c pro 3 kilo AHU Application Manual ver 1 1 Code 144CP3UKAHE104 page 1 of 104 c pro 3 micro AHU c pro 3 kilo AHU PROGRAMMABLE CONTROLLERS FOR AIR HANDLING UNITS ENGLISH APPLICATION MANUAL ver 1 0 CODE 144CP3UKAHE104 ...

Страница 2: ...fore installation and before use of the device and follow all recommendations keep this document with the device for future consultation The following symbols support reading of the document Indicates a suggestion Indicates a warning The device must be disposed of in compliance with local Standards regarding the collection of electric and electronic equipment ...

Страница 3: ...3 2 6 Direct expansion coil regulation status screen 14 3 2 7 Heating elements status screen 15 3 2 8 Humidity regulation status screen 15 3 2 9 Status screen of the damper for air circulation 15 3 2 10 Heat recovery status screen 16 3 2 11 Circulation pumps status screen 16 3 2 12 Sensors status screen 16 3 3 General menu 17 3 4 User menu 17 3 5 Maintenance menu 17 3 6 Installation menu 18 3 7 RT...

Страница 4: ...nd heating controls 66 5 12 1 Floating set point floating from flow 66 5 12 2 Modulating valve control 67 5 13 Post heating 68 5 13 1 Post heating coil for hot water 68 5 13 2 Electrical post heating coil 68 5 13 3 Status of post heating heating elements 69 5 14 Dehumidification 70 5 14 1 Dehumidification control 70 5 14 2 Limit regulation of dehumidification 71 5 15 Humidification 73 5 15 1 Enabl...

Страница 5: ...nagement various 86 5 20 1 Single or distinct set point 86 5 20 2 Compensation for set point 86 5 20 3 Variation set point from supervisor 87 5 20 4 Manual fan operation 87 5 21 Time schedule 87 5 22 Miscellaneous management 87 5 22 1 Last date of maintenance 87 5 22 2 Restore default parameters 87 6 Diagnostics 88 6 1 Manual and automatic alarms 88 6 1 1 Manual reset alarms 88 6 1 2 Automatic res...

Страница 6: ... operation with two coils cooling heating and post heating Through the programming port it is possible to make the upload and the download of the configuration parameters using the USB pen drive through the RS 485 one with MODBUS communication protocol it is possible to connect the devices to the set up software system Parameters Manager or to the plants monitoring and supervision one RICS through...

Страница 7: ...1 Control module c pro 3 micro AHU dimensions 4 DIN modules the dimensions are expressed in mm in Molex fit terminal board 2 1 2 Control module c pro 3 kilo AHU dimensions 4 DIN modules the dimensions are expressed in mm in Removable spring terminal boards The c pro 3 micro AHU c pro 3 kilo AHU controllers scan be managed via the Vroom interface ...

Страница 8: ...de 144CP3UKAHE104 page 8 of 104 2 2 User interface Vroom There are the three following possibilities for mounting the user interface remote Vroom 2 2 1 1 Recessed in the wall in 506E box Rotated by 90 2 2 1 2 Wall installation on Evco CPVW00 support 2 2 1 3 Panel installation ...

Страница 9: ... about 2 seconds the ENTER key allows access to the main menu If held down during display of an alarm page this key allows to reset the alarm When alarm pages are displayed any key pressed allows to scroll the active alarms Stand BY ESC during editing it cancels the value otherwise it requests any default page that might be associated to the actual page If pressed and held for 2 seconds the ESC ke...

Страница 10: ...No alarm Visible At least 1 alarm is active Slow flashing New alarm exists but it is not displayed yet Scheduler icon Invisible No time bands active T1 Time band T1 active T2 Time band T2 active T3 Time band T3 active H Time band Holiday active Fan icon Invisible Fans are off Visible At least 1 fan is on Pump icon Invisible Pumps are off Visible At least 1 pump is on Coil icon Invisible Coils are ...

Страница 11: ...enance menu Installation operator menu Level 3 Control branch installation menu Fan branch installation menu Heating Cooling coil branch installation menu Humidifier branch installation menu Dampers branch installation menu Heat recovery device branch installer menu Pump branch installer menu Protection device branch installation menu Modbus parameter branch installer menu Various parameters branc...

Страница 12: ... of the machine will determine a different display of the main page i e it may be on or off If the machine is switched OFF Unit OFF is displayed with indication of the cause for the shutdown dedicated key lack of consensus from digital input supervisor scheduler If the machine is switched ON the room temperature and humidity value are displayed If the probe is faulty of disconnected the display wi...

Страница 13: ...damper AO 0 Pressing the ESC key from this page brings the user to the Alarm History page Following the ON screen the individual status pages can be displayed via LEFT RIGHT only and exclusively of the status in which the utilities are configured except time bands and probes always present 3 2 2 TIME BANDS screen In this screen via Actual TB displays the current time band in use while with Actual ...

Страница 14: ... 14 of 104 3 2 4 Regulation status of coil 1 screen The regulation status of coil 1 is displayed 3 2 5 Regulation status of coil 2 screen The regulation status of coil 2 is displayed 3 2 6 Direct expansion coil regulation status screen The regulation status of the direct expansion coil is displayed ...

Страница 15: ...ting elements status screen The status of the heating elements is displayed 3 2 8 Humidity regulation status screen The status of the humidity regulation is displayed in this screen 3 2 9Status screen of the damper for air circulation The air circulation damper status Free cooling Heating and air quality is displayed ...

Страница 16: ...1 1 Code 144CP3UKAHE104 page 16 of 104 3 2 10 Heat recovery status screen The status of the heat recovery is displayed 3 2 11 Circulation pumps status screen The circulation pumps status can be displayed 3 2 12 Sensors status screen The status of the sensors is displayed ...

Страница 17: ... line CONSTRUCTOR press DOWN to proceed to the subsequent page 3 4 User menu The User menu is a Level 1 menu i e it requires entering of the User level or higher password in order to be able to display modify the parameters contained in this branch The following parameters appear in this branch summer winter operating mode set point for winter operation or single set point set point for summer ope...

Страница 18: ...ARE AI PARAMETERS HARDWARE DI PARAMETERS HARDWARE AO PARAMETERS HARDWARE DO PARAMETERS The installation Menu contains all the parameters related to the configuration of all operations alarms control logic characteristics used for this device By pressing the ENTER key on the text which reads INSTALLATION MENU you will come to a page allowing you the option to change your password PSd3 In the CONTRO...

Страница 19: ... type Number of coils Enable devices In the HARDWARE AI there are parameters relative to the use of the AI In the HARDWARE DI there are parameters relative to the use of the DI In the HARDWARE AO there are parameters relative to the use of the AO In the HARDWARE DO there are parameters relative to the use of the DO 3 7 RTC menu This menu contains the functionality of the systems Real Time Clock SE...

Страница 20: ...P DOWN keys for about 2 seconds then press the ENTER key on the InFolabel Information on the project and controller firmware versions is displayed sequentially namely Project Number Project Version Project Revision Firmware Number Firmware Version Firmware Revision To scroll this information use the UP and DOWN keys To return to the application pages press the ESC key ...

Страница 21: ... MA CA Maintenance menu calibration branch IS Installation menu IS R Installation menu control branch IS F Installation menu fans branch IS B Installation menu heating cooling coils branch IS U Installation menu humidifier branch IS SE Installation menu damper branch IS RH Installation menu heat exchanger branch IS P Installation menu pump branch IS S Protection device branch installation menu IS ...

Страница 22: ...cription Defaul t Min Max UM Menu Notes TIME BAND MENU TB Monday type band 1 0 Disable 1 T1 2 T2 3 T3 0 0 3 TB Monday hour band 1 0 00 00 00 23 59 59 TB Monday type band 2 0 Disable 1 T1 2 T2 3 T3 0 0 3 TB Monday hour band 2 0 00 00 00 23 59 59 TB Monday type band 3 0 Disable 1 T1 2 T2 3 T3 0 0 3 TB Monday hour band 3 0 00 00 00 23 59 59 TB Tuesday type band 1 0 Disable 1 T1 2 T2 3 T3 0 0 3 TB Tue...

Страница 23: ...0 Disable 1 T1 2 T2 3 T3 0 0 3 TB Wednesday hour band 2 0 00 00 00 23 59 59 TB Wednesday type band 3 0 Disable 1 T1 2 T2 3 T3 0 0 3 TB Wednesday hour band 3 0 00 00 00 23 59 59 TB Thursday type band 1 0 Disable 1 T1 2 T2 3 T3 0 0 3 TB Thursday hour band 1 0 00 00 00 23 59 59 TB Thursday type band 2 0 Disable 1 T1 2 T2 3 T3 0 0 3 TB Thursday hour band 2 0 00 00 00 23 59 59 TB Thursday type band 3 0...

Страница 24: ...nd 2 0 00 00 00 23 59 59 TB Friday type band 3 0 Disable 1 T1 2 T2 3 T3 0 0 3 TB Friday hour band 3 0 00 00 00 23 59 59 TB Saturday type band 1 0 Disable 1 T1 2 T2 3 T3 0 0 3 TB Saturday hour band 1 0 00 00 00 23 59 59 TB Saturday type band 2 0 Disable 1 T1 2 T2 3 T3 0 0 3 TB Saturday hour band 2 0 00 00 00 23 59 59 TB Saturday type band 3 0 Disable 1 T1 2 T2 3 T3 0 0 3 TB Saturday hour band 3 0 0...

Страница 25: ...Date end holiday 1 1 20 00 00 00 00 Date start holiday 19 1 2 068 3 14 07 TB Level 1 USER MENU MOdE Operating mode 0 Summer Cooling 1 Winter Heating 1 0 1 UT SEtC Summer set point 24 0 PH03 PH04 C SEtH Set Point winter single 20 0 PH03 PH04 C UT If PH27 1 single Set Point the single Set Point utilized for control and SEtH PU01 Set Point for humidity management 55 0 100 UT OS02 Offset at control Se...

Страница 26: ... outdoor air temperature sensor 0 0 10 0 10 0 C MA CA PM81 Calibration of the room air temperature sensor 0 0 10 0 10 0 C MA CA PM82 Calibration of the discharge air temperature sensor 0 0 10 0 10 0 C MA CA PM83 Calibration of the room humidity sensor 0 10 10 C MA CA PM84 Calibration of the exhaust air temperature sensor 0 0 10 0 10 0 C MA CA PM85 Calibration of the static pressure sensor 0 0 10 0...

Страница 27: ...ion 4 AQ steps regulation 5 Modulating AQ regulation 6 Regulation on time bands 7 Manual regulation 7 0 7 IS F PF02 Differentials for fan control 5 0 0 0 30 0 C IS F PF01 0 PF01 1 PF03 Minimum speed for the control of fan modules 40 0 0 0 PF04 IS F PF04 Maximum speed for the control of fan modules 100 0 PF03 100 0 IS F PF05 Minimum time between the start up of flow and return fans 20 0 999 Sec IS ...

Страница 28: ...eturn fan step delta 0 2 2 step IS F HEATING COOLING COILS Pb01 Proportional band for control of valves cooling heating 10 0 0 0 20 0 C IS B Pb02 Integral time for control of valves cooling heating 0 0 999 Sec IS B If Pb02 0 integral action not present Pb03 Neutral zone temperature control 4 0 0 0 20 0 C IS B Pb05 Maximum shifting for Set Point calculation running of return 0 0 0 0 20 0 C IS B If ...

Страница 29: ... time for the control of dehumidification with cold coil 0 0 999 Sec IS U If PU04 0 integral action not present PU05 Enable functional limit for the dehumidification NO 0 NO 0 YES 1 IS U PU06 Sensor for the control of humidity 0 Environment return 1 Flow 0 0 1 IS U PU10 Enable humidifier control with return temperature YES 1 NO 0 YES 1 IS U PU11 Set Point on the return temperature to enable the hu...

Страница 30: ...imum opening of dampers 0 Disabled 1 Only inside band 2 Always 2 0 2 IS SE PS20 Set Point Air Quality Control 600 0 10000 ppm IS SE PS21 Differential Air Quality Control 100 0 2000 ppm IS SE HEAT RECOVERY DEVICE Pr01 Differential Set Point for control of heat exchanger 5 0 0 0 20 0 C IS RH Pr02 Differential of control of heat exchanger 3 0 0 0 20 0 C IS RH Pr03 Minimum Set Point expulsion temperat...

Страница 31: ... recovery device 0 Auto Automatic 1 Manu Manual Manu 1 Auto 0 Manu 1 IS S PA21 Pressure switch alarm delay heat recovery device 30 0 999 Sec IS S PA22 Type of general alarm reset 0 Auto Automatic 1 Manu Manual Manu 1 Auto 0 Manu 1 IS S PA23 General alarm delay 30 0 999 Sec IS S PA24 Type of alarm re arm pressure switch air filter 0 Auto Automatic 1 Manu Manual Manu 1 Auto 0 Manu 1 IS S PA25 Pressu...

Страница 32: ... 4 19200 3 0 4 IS M PH13 ModBus parity 0 none 1 Odd 2 Even 2 0 2 IS M PH14 Stop Bit ModBus 0 1bit 1 2bit 0 0 1 IS M VARIOUS PARAMETERS PH01 Minimum value threshold for the pressure sensor 0 0 0 PH02 Bar IS V PH02 Maximum value threshold for the pressure sensor 30 0 PH01 100 0 Bar IS V PH03 Minimum temperature value for the Set Point 5 0 15 0 PH04 C IS V PH04 Maximum temperature value for the Set P...

Страница 33: ...eating cooling 0 Distinct set point 1 Unique set point 0 0 1 IS V If PH27 1 single Set Point the single Set Point utilized for control and SEtH PH32 Unit of measurement of temperature 0 Celsius 1 Fahrenheit 0 C 0 C 1 F IS V PH33 Unit of measurement of pressure 0 Bar 1 psi 0 Bar 0 Bar 1 psi IS V PH34 Language 0 English 1 Italian 0 Bar 0 Bar 1 psi IS V PH37 PPM transducer minimum value CO2 VOC 0 0 1...

Страница 34: ... 4 NTC 10K 3 1 0 4 IS V PH45 Type of channel pressure sensor 0 0 20mA 1 4 20mA 2 0 5V 3 0 10V 3 0 3 IS V PH46 Type of air quality sensor 0 0 20mA 1 4 20mA 2 0 5V 3 0 10V 3 0 3 IS V PH47 Type of flow humidity sensor 0 0 20mA 1 4 20mA 2 0 5V 3 0 10V 3 0 3 IS V PH48 Type of remote set point potentiometer sensor 0 0 20mA 1 4 20mA 2 0 5V 3 0 10V 3 0 3 IS V PH49 Type of damper potentiometer sensor 0 0 2...

Страница 35: ...put logic NO 0 NO 0 NC 1 IS V PH62 Summer winter digital input logic NO 0 NO 0 NC 1 IS V PH63 General alarm digital input logic NO 0 NO 0 NC 1 IS V PH64 Cooling unit defrosting digital input logic NO 0 NO 0 NC 1 IS V PH65 External air damper end run digital input logic NO 0 NO 0 NC 1 IS V PH70 Steps relay logic fans enabling NO 0 NO 0 NC 1 IS V PH71 Eternal air damper relay logic NO 0 NO 0 NC 1 IS...

Страница 36: ...e AO sensor 1 0 20mA 2 4 20mA 3 0 10V 3 1 3 IS V PH90 Minimum value for the set point modification potentiometer 5 0 10 0 PH91 C IS V PH91 Maximum value for the set point modification potentiometer 5 0 PH90 10 0 C IS V DEFAULT PH15 Restoring the manufacturers default parameters NO 0 NO 0 YES 1 IS D Wait for the value NO 0 upon completion of restore PSd3 Password Installation Operator Level 3 0 999...

Страница 37: ...er 0 Disabled 1 at cross flow 2 with two coils 3 rotating On Off DO 4 rotating Modulating AO 0 0 4 IS C PG14 Positioning sensor of control 0 environment probe 1 probe in restart channel Amb 0 Amb 0 Rest 1 IS C HARDWARE AI PARAMETERS HA00 Use of temperature and environment humidity probes 0 none 1 VRoomT 2 VRoomTH 2 0 2 IS AI HA01 Assignment AI1 see table par 4 1 1 0 0 28 IS AI HA02 Assignment AI2 ...

Страница 38: ... 1 2 0 0 18 IS DI HB08 Assignment DI8 see table par 4 1 2 0 0 18 IS DI HB09 Assignment DI9 see table par 4 1 2 0 0 18 IS DI HARDWARE AO PARAMETERS HC01 Assignment AO1 see table par 4 1 4 0 0 8 IS AO HC02 Assignment AO2 see table par 4 1 4 0 0 8 IS AO HC03 Assignment AO3 see table par 4 1 4 0 0 8 IS AO HC04 Assignment AO4 see table par 4 1 4 0 0 8 IS AO HC05 Assignment AO5 see table par 4 1 4 0 0 8...

Страница 39: ... 3 0 0 18 IS DO HD07 Assignment DO7 see table par 4 1 3 0 0 18 IS DO HD08 Assignment DO8 see table par 4 1 3 0 0 18 IS DO HD09 Assignment DO9 see table par 4 1 3 0 0 18 IS DO Note Once the machine parameters have been configured and every time the configuration parameters are modified it is advisable to shut down the machine and restart the plant to enable the card to reconfigure itself correctly ...

Страница 40: ...ssure switch 13 remote ON OFF 14 Summer Winter 15 Economy 16 General alarm input 17 Chiller unit defrosting 18 Flow fan circuit breaker 19 Return fan circuit breaker 20 External air dampers end run Always 21 Humidifier alarm 22 Electric coil circuit breaker 23 Coil first pump circuit breaker 24 Coil second pump circuit breaker 25 Exchanger pressure switch anti freeze 26 Flow air flow switch 27 Ret...

Страница 41: ... freeze 20 Flow air flow switch 21 Return air flow switch 22 Fire smoke 4 1 2 DI parameters I O table DI Code Description Notes 0 Disabled 1 Antifreeze thermostat 2 Filter differential pressure switch 3 remote ON OFF 4 Summer Winter 5 Economy 6 General alarm input 7 Chiller unit defrosting 8 Flow fan circuit breaker 9 Return fan circuit breaker 10 External air dampers end run Always 11 Humidifier ...

Страница 42: ...External air dampers 8 Recovery device bypass 9 Humidifier 10 Electric coil 1 11 Electric coil 2 12 Condenser ON OFF 13 RH coil first step 14 RH coil second step 15 Alarm repetition 16 Summer Winter switch over 17 Coil first pump command 18 Coil second pump command 4 1 4 AO parameters I O table AO Code Description Notes 0 Disabled 1 Vmix first coil 2 Vmix second coil 3 Flow fan 4 Return fan 5 Mixi...

Страница 43: ... remote ON OFF contact reveals itself to be open the machine switches itself OFF from digital input indicated by OFF D Using a supervisory protocol this function is enabled via parameter PH09 Switching ON Activate via protocol the switching ON status If all other enabled functions are present the machine will switch on by itself Switch off if switch on status is deactivated from protocol the machi...

Страница 44: ...ed off using the parameter PG00 in the CONFIGURATION Menu it is possible to choose the type of unit that you wish to utilize Based on the value of the parameters different defaults become available for the positioning of inputs and outputs The control and other parameters which correspond to functionalities can be modified manually according to user requirements The machines and their configuratio...

Страница 45: ...EVCO S p A c pro 3 micro AHU c pro 3 kilo AHU Application Manual ver 1 1 Code 144CP3UKAHE104 page 45 of 104 5 4 Electric connections 5 4 1 Machine electric connections with double flow ...

Страница 46: ...on RJ45 CANbus to c pro 3 micro AHU c pro 3 kilo AHU modules Digital inputs ON OFF 24V DI 1 Flow fan circuit breaker DI 2 External air dampers end run DI 3 Return fan circuit breaker DI 4 Antifreeze thermostat DI 5 Electric coil circuit breaker DI 6 Heat exchanger pressure switch DI 7 Not used DI 8 Not used DI 9 Not used Analogue outputs AO 1 Vmix first coil AO 2 Not used AO 3 Not used AO 4 Not us...

Страница 47: ...EVCO S p A c pro 3 micro AHU c pro 3 kilo AHU Application Manual ver 1 1 Code 144CP3UKAHE104 page 47 of 104 5 5 Electric connections 5 5 1 Machine electric connections with single flow ...

Страница 48: ...485 RS485 modbus RTU on RJ45 CANbus to c pro 3 micro AHU c pro 3 kilo AHU modules Digital inputs ON OFF 24V DI 1 Flow fan circuit breaker DI 2 External air dampers end run DI 3 Antifreeze thermostat DI 4 Electric coil circuit breaker DI 5 Not used DI 6 Not used DI 7 Not used DI 8 Not used DI 9 Not used Analogue outputs AO 1 Vmix first coil AO 2 Not used AO 3 Not used AO 4 Not used AO 5 Not used AO...

Страница 49: ...g the ENTER key again 2 Using the supervision protocol enabled by using parameter PH10 Setting Send the operational mode change control from protocol via the relative status 3 Via the automatic Change over function this function is enabled via parameter PHxx Setting When the outdoor air temperature or the discharge temperature parameter PC63 value exceeds the Summer Commutation Set Point PC61 the ...

Страница 50: ... been configured press OK to update the RTC time The main application page will be shown Pressing OK to confirm the reset of the clock alarm ERTC at which point the conditions of the alarm has been restored In case the alarm doesn t disappear remove and reconnect the power of the controller and then manually reset the alarm Note This function is enabled only if the parameter PG03 1 that is if the ...

Страница 51: ...d from DO therefore digital output I can proceed at a determined fan speed Speed Fan DO activating 1 2 or 3 If entered from AO therefore analogue output I can proceed with determined fan speed Speed Fan AO activating the automatic mode with Auto or 1 2 or 3 depending on the desired speed 5 8 3 Set up of Coil 1 type configuration Screen from which the coil type can be configured Coil 1 type selecti...

Страница 52: ...er I can select the method Coil 1 mode with which to manage with Cold with cold water Hot for hot water or Mix for hot cold water If the previous screens had selected a coil 1 type with direct expansion RH I can proceed selecting the steps see screen below 5 8 4 Set up of Coil 2 type configuration Screen from where it is possible to configure coil 2 selecting with No for not present Water to selec...

Страница 53: ... type of heating elements I am interested in can be selected DO1 DO in the case of digital heating elements or AO if analogue To confirm and apply the configuration just set proceed confirming Yes below the wording Setup complete Apply If everything has gone well i e the parameters have been configured correctly the screen that will display is that represented below Parameters set correctly ...

Страница 54: ...ow Modulating Electric NO 19 Single flow ON OFF Water F NO 20 Single flow ON OFF Water F Water C 21 Single flow ON OFF Water F Electric 22 Single flow ON OFF Water C F NO 23 Single flow ON OFF Water C F Water C 24 Single flow ON OFF Water C F Electric 25 Single flow ON OFF Water C NO 26 Single flow ON OFF Water C Electric 27 Single flow ON OFF RH F NO 28 Single flow ON OFF RH F Water C 29 Single f...

Страница 55: ...ifreeze thermostat Antifreeze thermostat Antifreeze thermostat Electric coil circuit breaker DI5 Heat exchanger pressure switch Heat exchanger pressure switch Heat exchanger pressure switch Heat exchanger pressure switch Heat exchanger pressure switch Electric coil circuit breaker Heat exchanger pressure switch Electric coil circuit breaker Heat exchanger pressure switch DI6 Disabled Disabled Heat...

Страница 56: ...at Antifreeze thermostat Electric coil circuit breaker DI5 Heat exchanger pressure switch Heat exchanger pressure switch Electric coil circuit breaker Heat exchanger pressure switch Heat exchanger pressure switch Electric coil circuit breaker Heat exchanger pressure switch Electric coil circuit breaker Heat exchanger pressure switch DI6 Disabled Disabled Heat exchanger pressure switch Disabled Dis...

Страница 57: ...d Disabled Disabled Disabled Disabled Disabled DO7 Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled DO8 Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled DO9 Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled...

Страница 58: ...rol Continuous On Off Control On Off Control Modulating control Modulating control with steps to enable Static pressure control Supply fan and return fan can be enabled in the CONFIGURATION Menu using the parameters PG08 and PG09 Fans are controlled by the room temperature sensor using a set point and a differential value With parameter PF05 Minimum time between fan start up and shutdown of supply...

Страница 59: ...vides ability to switch on or off fans depending on the room temperature The room temperature is compared with the control Set point SEtC SEtH and a differential PF02 see also the figures below In order to enable this control select PF01 2 Each mode of operation summer winter has its own distinct control SUMMER operating mode WINTER operating mode SEtC SEtH Set OFF T room PF02 ON ...

Страница 60: ...portional band PF02 needs to be defined see also the figures below In order to enable this control select PF01 3 Alternatively the variable fan speed can be controlled by the discharge air temperature sensor PF07 Each mode of operation summer winter has its own distinct control SUMMER operating mode WINTER operating mode The fan speed is identical for both flow and return fans PF01 control mode fa...

Страница 61: ...lue of the room temperature control set point The fan switch on and off commands are delayed in order to avoid high currents parameter PF09 Alternatively the variable fan speed can be controlled by the discharge air temperature sensor PF07 The fan speed is identical for both flow and return fans PF01 control mode fans PF03 Minimum fan speed PF07 Control temperature room temperature discharge air t...

Страница 62: ...ssure setpoint Pb 2 Pb 2 The discharge air static pressure set point is smoothly ramped from 0 to its target set point when the central unit is started The ramp time is defined by parameter PF11 static pressure control set point ramp PF01 control mode fans PF03 Minimum fan speed PF04 maximum fan speed P11 Static pressure control set point ramp P12 Static pressure control set point P13 Static press...

Страница 63: ...n The cycle always begins with a period of pause as soon as the fan is shut down from the control room temperature satisfactory room temperature the cycle will terminate if during the activation phase the regulation ramp of the ambient temperature exceeds the activation point of the fan With the parameter PC08 you can decide whether to activate only the pickup fan PC08 0 or both the return and flo...

Страница 64: ...N 5 Alarm the fan is in alarm for thermal reasons or because of the alarm inverter In the user interface you will see written ALARM when in this state 6 Manual the fan is operating manually In this status in the user interface you will see written MANU A fan operating manually is nevertheless sensitive to eventual alarms in this case the status will be that of Alarm 5 10 10 Fan alarm inputs Therma...

Страница 65: ...le to the set point PB03 Neutral zone temperature control The Control of Humidity works on the humidifier and on the process of dehumidification utilizing the cooling coil in order to maintain the humidity as close as possible to the set point The humidification process can also be performed using an On Off humidifier PU02 Neutral zone humidity control Note for both of the controls humidity and te...

Страница 66: ...ol on the valve PG04 primary control mode fan valve 5 12 1 Floating set point floating from flow If the discharge air temperature sensor is present it is preferable to use an algorithm which in relation to the shifting between set points and room temperatures stabilizes the temperature value required for air supply and thus effects the action of the control module on the valve The discharge air te...

Страница 67: ...t is disabled COOLING proportional control of the cooling valve Note the cooling valve is the same as that which is utilized for the dehumidification thus the cooling control is also influenced by the request for dehumidification for additional information refer to paragraph Dehumidification control HEATING proportional control of the heating valve In the case where the flow sensor verifies an err...

Страница 68: ...e referenced sensor is that of the flow temperature 5 13 1 Post heating coil for hot water The third coil is used to regulate the post heating valve in analogue mode the control utilizes twice the heating differential Pb01 The activation graph is as follows 5 13 2 Electrical post heating coil Based on the number of configured heating elements PG14 1 2 3 double the control differential Pb01 must be...

Страница 69: ... ON when in this status OFF 3 Waiting for Start up the stage of the heating elements is about to switch on and is in queue for a protection timetable In this status in the user interface you will see written and flashing WON 4 Waiting for shutdown the stage of the heating elements is about to shutdown and is in queue for a protection timetable In this status in the user interface you will see writ...

Страница 70: ...nt is enabled by activating parameter PG12 1 in the configuration menu 5 14 1 Dehumidification control The control utilizes the same cooling coil thus implying that there are at least two configured coils PG01 1 The room air humidity sensor is also activated PH41 1 if the sensor is disabled or in error dehumidification management will be inhibited Since the same coil is used for the cooling the co...

Страница 71: ...be to limit the dehumidification in order to prevent continuously cooling the air caused by dehumidification and as a result to always request more heat to the heating and post heating coils This action optimizes the control resulting also in energy savings Note if the discharge air temperature sensor is in error this control cannot be utilized Example 1 Dehumidification request 80 Dehumidificatio...

Страница 72: ...ification limitation 0 In this condition the request for dehumidification will pass entirely to the coil The request of dehumidification and of the cooling coil is regulated by parameter PB15 The priority of these requests is Pb15 0 cooling request Pb15 1 dehumidification request Pb15 2 the largest request Pb15 3 the arithmetic mean of the two requests ...

Страница 73: ...er flow temperature operation In order to function correctly the humidifier requires a minimum value for air temperature for which it identifies a Set point PU11 and relative hysteresis PU12 on the flow temperature to enable disable the humidifier This function is enabled by parameter PU10 In case PU10 0 function disabled the humidifier will Start up shutdown on the normal Set point percentage PU0...

Страница 74: ...o 1 When the sensor is in error the maximum humidification control is disabled 5 15 4 Maximum humidity protection A maximum humidity hygrostat can be connected to the controller to prevent against excessive humidity in the flow duct The humidification control is switched off when the hygrostat indicates too high humidification 5 15 5 Humidifier status The humidifier assumes the following operating...

Страница 75: ... on any of the available analogue outputs 5 16 1 Damper modulating regulation In modulating control the shutter can be utilized for Free Cooling Free Heating in temperature parameter PS01 1 Air quality control parameter PS 02 1 The control also provides a position of minimal opening of the shutter to guarantee the minimal quantity of projected renewed air parameter PS05 and the corresponding maxim...

Страница 76: ...rameter PS13 and relative hysteresis parameter PS12 The free cooling in temperature if enabled PS01 1 can be activated when the difference between the room air temperature and the outdoor air temperature reaches the Set point which has been set parameter PS13 and relative hysteresis parameter PS12 Note it is necessary to enable the utilization of the outdoor air temperature sensor PH40 1 If the se...

Страница 77: ...the first half the differential regulates the free cooling free heating using the outdoor air shutter the second regulates the heating cooling valves SUMMER operation COOLING Free Cooling WINTER operation HEATING Free Heating Note if one of the sensors included in the control is in error the control of the free cooling free heating can no longer be utilized and the heating cooling ramp regulate th...

Страница 78: ...rgest request PS03 3 The damper request is calculated as the arithmetic mean of the two free cooling free heating and air quality control requests In a way to satisfy both active requests In order to correctly command the external shutter motor it is necessary to set the following parameters PS05 Minimum position of dampers PS06 Maximum position of dampers PS07 Damper run time to go from 0 to 100 ...

Страница 79: ...ng the shutter is in the process of opening In the user interface you will see written OPENING flashing with the corresponding value when in this state 4 Open the shutter is open and still at the determined value In the user interface you will see written OPEN and the corresponding value of opening when in this state 5 Closing the shutter is in the process of closing In the user interface you will...

Страница 80: ...therefore in order to utilize the recovery the sensor will need to be enabled by setting parameter PH42 1 5 17 1 Heat recovery devices at cross flow In order to utilize this recovery device it is necessary to set PG13 1 The heat recovery devices provides a by pass shutter which is used to prevent the passage of outdoor air through the air exchange channels The heat recovery device is normally alwa...

Страница 81: ...e coil is activated via the exchange fluid pump between the two coils In order to limit the pumps energy consumption the activation will be managed by the difference between the exhaust air temperature and outdoor air temperature parameter Pr01 and relative differential Pr02 The circulation pump will stop during the free cooling and free heating phases This heat recovery device does not require it...

Страница 82: ...ned on The heat recovery device will be deactivated during the free cooling and free heating phases PG13 3 Control On Off Note the outdoor air temperature sensor must also be enabled PH40 1 When the control sensors are in error the function is disabled PG13 4 Modulating control Note the outdoor air temperature sensor must also be enabled PH40 1 When the control sensors are in error the function is...

Страница 83: ...tion pumps for heating cooling is provided In order to enable the cooling pump you need to set parameter PG10 to 1 To enable the heating pump you will need to set parameter PG11 to 1 in the Configuration menu Based on the requirement you may choose between two controls by going to parameter PP01 continuous control On Off control 5 18 1 Continuous control The continuous control is dependent on the ...

Страница 84: ...e you will see the symbol when in this state 8 Off the pump is off In the user interface you will see written ON when in this state OFF 9 Waiting for shutdown the pump is in the process of shutting down and is in queue for scheduled protection In this status in the user interface you will see written and flashing WOFF 10 On the pump is on In the user interface you will see written ON when in this ...

Страница 85: ...ng a single coil it is not possible to manage dehumidification and post heating The resources normally managed for cooling and post heating are not piloted it is therefore recommended to reset all the configuration parameters in order to avoid malfunctions 5 19 1 Right coil steps status In the right coil steps status it is possible to control the relative configuration 5 19 2 Primary control For t...

Страница 86: ...inter 5 20 2 Compensation for set point Only during summer operating mode parameter MOdE 0 CooL the cooling control requests a compensation for the control room temperature Set point to function with the external temperature parameter PC01 to enable the function The function is important to avoid an excessive jump in thermal temperature between the external and internal room temperatures and ensur...

Страница 87: ...t the speed which must be maintained during the test phase In each case where the value is 0 0 the fans will remain off While operating manually the fans will always be sensitive to alarms and related consequences In order to restore at the control you will need to reset parameter PM20 to the value Auto Automatic 5 21 Time schedule The real time clock allows the operator to define a weekly schedul...

Страница 88: ...arms those with manual reset and those with automatic reset These alarms offer the end user the choice of selecting via the associated parameter the resetting mode that better reflects the user s own requirements 6 1 1 Manual reset alarms If an alarm with manual reset occurs The alarm icon starts flashing By pressing the ENTER key from the Alarm menu the code of the first active alarm is displayed...

Страница 89: ...ke Alarm Auto Shuts down all devices AL14 Operating hours flow fans Manu Display AL15 Operating hours return fan Manu Display AL16 Operating hours coil 1 pump Manu Display AL17 Operating hours coil 2 pump Manu Display AL18 Room temperature probe return broken or disconnected Auto Inhibits the controls upon which the sensor is dependent Configurable AL19 Discharge air temperature sensor broken or d...

Страница 90: ...larms cause the unit to shutdown bringing it to the status OFF from alarm 6 2 1 Air flow switch alarm The flow meter can be managed after the initial Start up phase of the unit and after the Flow meter delay from reset PA28 once this time elapses if the contact indicates lack of flow the alarm will be raised immediately During normal operation the flow sensor is continuously monitored if the conta...

Страница 91: ...he general Menu or from the main page by pressing ESC in order to view the following page You may press ENTER on Show Alarm History Each element of the history is associated with the following information progressive number for the alarm mnemonic code of the alarm AL01 AL03 date and hours in which alarm has been acknowledged The code for every alarm is that which is presented in the alarm table Th...

Страница 92: ...MXX_remoteSet_DEMO 0 0 10 0 10 0 R W 0x0100 257 Packed_DI 0 0 65535 R W 0x0101 258 Packed_logicDI1 0 0 65535 R W 0x0102 259 Packed_logicDI2 0 0 65535 R W 0x0103 260 Packed_logicDI3 0 0 65535 R W 0x0180 385 Packed_DO1 0 0 65535 R W 0x0181 386 Packed_DO2 0 0 65535 R W 0x0182 387 Packed_DO3 0 0 65535 R W 0x0200 513 AI_Toutdoor 0 0 3276 8 3276 7 R O 0x0201 514 AI_TreturnRoom 0 0 3276 8 3276 7 R O 0x02...

Страница 93: ... 0 0 15 0 158 0 R W 0x0508 1289 actualSPhum 0 32768 32767 R W 0x0509 1290 actualSPdeHhum 0 32768 32767 R W 0x050A 1291 Status_SupplyFan 0 0 6 R W 0x050B 1292 Status_ReturnFan 0 0 6 R W 0x050C 1293 Status_Pump1 0 0 4 R W 0x050D 1294 Status_Pump2 0 0 4 R W 0x050E 1295 Status_Humidifier 0 0 4 R W 0x050F 1296 Status_Recover 0 0 4 R W 0x0510 1297 statusHeater1 0 0 5 R W 0x0511 1298 statusHeater2 0 0 5 ...

Страница 94: ..._Wednesday_h1 High 0x0615 1558 F2_Wednesday_p2 0 0 4 R W 0x0616 1559 F2_Wednesday_h2 Low 00 00 00 00 00 00 23 59 59 R W 0x0617 1560 F2_Wednesday_h2 High 0x0618 1561 F3_Wednesday_p3 0 0 4 R W 0x0619 1562 F3_Wednesday_h3 Low 00 00 00 00 00 00 23 59 59 R W 0x061A 1563 F3_Wednesday_h3 High 0x061B 1564 F1_Thursday_p1 0 0 4 R W 0x061C 1565 F1_Thursday_h1 Low 00 00 00 00 00 00 23 59 59 R W 0x061D 1566 F1...

Страница 95: ...00 00 00 00 23 59 59 R W 0x063E 1599 F3_Sunday_h3 High 0x063F 1600 MOdE_OperatingMode 0 0 1 R W 0x0640 1601 SEtC_SummerSetPoint 24 0 15 0 158 0 R W 0x0641 1602 SEtH_WinterSetPoint 20 0 15 0 158 0 R W 0x0642 1603 PU01_Humidity_SetPoint 55 0 100 R W 0x0643 1604 OS02_OffsetSetPoint_SUP 0 0 36 0 36 0 R W 0x0644 1605 OT01_OffsetSetPoint_T1 0 0 36 0 36 0 R W 0x0645 1606 OT02_OffsetSetPoint_T2 0 0 36 0 3...

Страница 96: ...x0665 1638 PC04_OffsetSetPointExternal_Compensation 4 0 0 0 36 0 R W 0x0666 1639 PC05_Enable_SniffingMode 0 0 1 R W 0x0667 1640 PC06_WaitTime_SniffingCycle 6 1 99 R W 0x0668 1641 PC07_ActiveTime_SniffingCycle 2 1 30 R W 0x0669 1642 PC08_EnableBothFans_onSniffing 1 0 1 R W 0x066A 1643 PC61_summerCommutationSP 20 0 20 0 158 0 R W 0x066B 1644 PC62_winterCommutationSP 10 0 20 0 158 0 R W 0x066C 1645 P...

Страница 97: ...1 80 0 95 R W 0x0690 1681 PU15_hSupply_EnableHumidifier_Diff1 20 0 40 R W 0x0691 1682 PS01_Type_FreeCoolingHeating 0 0 1 R W 0x0693 1684 PS03_Type_ControlShutter 0 0 4 R W 0x0695 1686 PS05_MinRegulationValue_AirExternalShutter 20 00 0 00 100 00 R W 0x0696 1687 PS06_MaxRegulationValue_AirExternalShutter 100 00 0 00 100 00 R W 0x0697 1688 PS07_PreStartTime_extDamper 45 0 65535 R W 0x0698 1689 PS08_D...

Страница 98: ...elay 5 0 999 R W 0x06BA 1723 PA30_signalAirFlowAlarmOnRelay 1 0 1 R W 0x06BB 1724 PA31_ResetType_AlarmHumidifier 0 0 1 R W 0x06BC 1725 PA32_HumidifierAlarm_Delay 2 0 999 R W 0x06BD 1726 PA33_signalHumidHygroAlarmOnRelay 1 0 1 R W 0x06BF 1728 PA36_AlarmAntiFreeze_Delay 5 0 999 R W 0x06C0 1729 PA37_signalAntiFreezeAlarmOnRelay 1 0 1 R W 0x06C1 1730 PA40_EnableAlarmRTC 1 0 1 R W 0x06C2 1731 PA41_Rese...

Страница 99: ...0 PH54_Logic_pumpCoil1_DI_Alarm 0 0 1 R W 0x06EA 1771 PH55_Logic_pumpCoil2_DI_Alarm 0 0 1 R W 0x06EB 1772 PH19_Enable_OnOffByScheduler 0 0 1 R W 0x06EC 1773 PH56_Logic_Humid_DI_Alarm 0 0 1 R W 0x06ED 1774 PH57_Logic_Antifreeze_DI_Alarm 0 0 1 R W 0x06EE 1775 PH58_Logic_AirFilter_DI_Alarm 0 0 1 R W 0x06EF 1776 PH59_Logic_exchangerSwitch_DI 0 0 1 R W 0x06F0 1777 PH60_Logic_DI_Heaters 0 0 1 R W 0x06F1...

Страница 100: ...6 0 R W 0x0717 1816 PB22_secondDiff 3 0 0 0 18 0 R W 0x0718 1817 PU06_RelativeHumControlSensor 0 0 1 R W 0x0719 1818 Pb30_EnableSupplyLimitation 3 0 3 R W 0x071A 1819 Pb31_TlimitCooling 10 0 15 0 158 0 R W 0x071B 1820 Pb32_TlimitDiff 5 0 0 0 54 0 R W 0x071C 1821 Pb33_MinValLimitationC 0 0 0 0 100 0 R W 0x071D 1822 Pb34_TlimitHeating 30 0 15 0 158 0 R W 0x071E 1823 Pb35_TlimitDiff 5 0 0 0 54 0 R W ...

Страница 101: ...0 0 1 R W 0x073C 1853 PH73_Logic_DO_humidifier 0 0 1 R W 0x073D 1854 PH74_Logic_DO_heater 0 0 1 R W 0x073E 1855 PH75_Logic_DO_ONOFFmc 0 0 1 R W 0x073F 1856 PH76_Logic_DO_coilDX 0 0 1 R W 0x0740 1857 PH77_Logic_DO_alarm 0 0 1 R W 0x0741 1858 PH78_Logic_DO_sumWin 0 0 1 R W 0x0742 1859 PH79_Logic_DO_pump 0 0 1 R W 0x0743 1860 PH90_MinValSetRemote 5 0 18 0 18 0 R W 0x0744 1861 PH91_MaxValSetRemote 5 0...

Страница 102: ...3 HC01 2 0 0 8 R W 0x075B 1884 HC01 3 0 0 8 R W 0x075C 1885 HC01 4 0 0 8 R W 0x075D 1886 HC01 5 0 0 8 R W 0x075E 1887 HCF1 10 10 2000 R W 0x075F 1888 HCF2 10 10 2000 R W 0x0760 1889 HD01 0 0 0 18 R W 0x0761 1890 HD01 1 0 0 18 R W 0x0762 1891 HD01 2 0 0 18 R W 0x0763 1892 HD01 3 0 0 18 R W 0x0764 1893 HD01 4 0 0 18 R W 0x0765 1894 HD01 5 0 0 18 R W 0x0766 1895 HD01 6 0 0 18 R W 0x0767 1896 HD01 7 0...

Страница 103: ... Reproduction and disclosure are prohibited without express authorisation from EVCO EVCO is not liable for any features technical data and possible errors stated in this document or deriving from use of the same EVCO cannot be considered liable for damage caused by failure to comply with warnings given in this document EVCO reserves the right to make any changes without forewarning without jeopard...

Страница 104: ... A c pro 3 micro AHU c pro 3 kilo AHU Application Manual ver 1 1 Code 144CP3UKAHE104 page 104 of 104 EVCO S p A Via Feltre 81 32036 Sedico Belluno ITALIA Tel 0437 84 22 Fax 0437 83 648 info evco it www evco it ...

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