RenewAire EV450 Installation, Operation And Maintenance Manual Download Page 69

Page: 69 / 152

1.800.627.4499

Premium Commercial Controls

ERV

I/O AND UNIT WIRING

CHANG

REV.

SCHEM

Powe

new

Aire

New

/19/2017

aus

tine

/19/2017

aus

tine

ted G0 Con

cti

31/2018

aus

tine

ted Dam

per

-2_HE-8

XJx

xx-x34,35xx

--xAx1,3x-xx_002

Exh

aust F

Supply F

GND

Input

Pow

208-2

VAC

, 3

Phas

460

VAC

, 3

Phas

Transf

orm

COM

Cont

tor

Ove

rload

24 VAC

1L1

3L2

5L3

Supply

Cont

tor

Ove

rload

24 VAC

1L1

3L2

5L3

hau

Transf

orm

COM

2.5 AT

Accy

COM

Accy 24 VAC

02-5-A

02-8-C

02-9-A

8.3.5 Sample Power Wiring Schematic

NOTE: This wiring
schematic is
TYPICAL control
wiring for a three

phase, 208-230VAC and
460VAC input for models
HE-2X, HE3X, HE-4X, HE-
6X, and HE-8X. A unit-spe-
cific electrical schematic
is found inside the access
door to the core module.

Summary of Contents for EV450

Page 1: ...Carel c pCO Mini Carel c pCOe Expansion Board PREMIUM COMMERCIAL CONTROLS Installation Operation and Maintenance Manual FOR EV450 HE Series LE Series and RD Series Units...

Page 2: ...rgy recovery ventilator ERV units with Premium controls version 3 xx xx For previous versions refer to the older manual The version number can be seen on the splash screen when the unit power is cycle...

Page 3: ...of the controller and all connected devices IMPORTANT This controller is only for use in protected environments It is not to be exposed to the weather or exposed to extremes in temperature IMPORTANT...

Page 4: ...rnal memory a backup file should be created on an external memory device and stored in some convenient place READ AND SAVE THIS MANUAL LIRE ET CONSERVER CE MANUEL NOTE This page is to be completed by...

Page 5: ...low Control Codes for Bypass Face damper also acts as Isolation Damper in EA or RA Airstream Restrictions 1 Orientation Code C not available with models EV450 HE 6X HE 8X HE1 5 2 Voltage Codes 1 9 onl...

Page 6: ...n 33 5 2 6 CO2 Flow Control Option 34 5 3 OPTIONS FOR EXHAUST FAN CONTROL 34 5 3 1 Constant Fan Speed Option 34 5 3 2 EA Flow Control Option 35 5 3 3 Supply Fan Command Tracking Control Option 35 5 3...

Page 7: ...Restore 83 9 3 4 Can Not See Device via IP Connection 83 9 4 TESTING FUNCTIONS IN GENERAL 84 9 5 RESTORE PARAMETERS SETTING 84 9 5 1 User Commissioning Settings Service 84 TABLE OF CONTENTS 9 5 2 Rest...

Page 8: ...RY WRITES 118 13 4 ALARM INITIALIZATION 118 13 5 MEMORY WIPE 119 13 6 COMMUNICATION TO EXPANSION MODULE 119 14 0 MAINTENANCE RECORDS 120 14 1 UNIT START UP CONDITIONS 120 14 1 1 Setpoints 120 14 1 2 O...

Page 9: ...2 3 Pressure Differential Transmitter typ 25 Figure 4 2 4 Electrical Pressure Differential Transmitter 25 Figure 5 1 0 Smoke Detector 28 Figure 5 1 1 Motion Sensor Ceiling Mount 28 Figure 5 1 2 Motion...

Page 10: ...dded u Single fan operation with digital input or BMS command 4 Supply and Exhaust Fan status via current sensors 5 Monitoring of these values u Outdoor Air OA Temperature u Outdoor Air OA Relative Hu...

Page 11: ...is used in this manual The airstreams are defined as u Outside Air OA Air taken from the external atmosphere and therefore not previously circulated through the system Each ERV unit has an OA air inl...

Page 12: ...One at the entering RA duct of the unit If a unit has heating and or cooling there is also a fifth CA sensor that is included but needs to be installed down the duct past the heating and cooling Humi...

Page 13: ...and Motion Detector These items are all accessories and are field installed EA FAN AND SA FAN CURRENT SWITCHES MERV 13 FILTER OPTIONAL CORE AIRFLOW PRESSURE SENSORS TEMPERATURE AND HUMIDITY SENSORS T...

Page 14: ...UT remote display 4 Remote display or BMS connection 5 Relay digital outputs 6 5V power supply 7 FBUS connection to expansion module 8 Analog outputs 9 Digital inputs 10 Ethernet port 11 Micro USB por...

Page 15: ...ddress Ext Baud Prot 1 2 3 4 5 FIGURE 2 0 2 EXPANSION MODULE DETAIL 1 24VAC Power 2 Universal inputs outputs 3 Relay digital outputs 4 Serial connector to main controller 5 Dip switches NOTE Expansion...

Page 16: ...screens of alarms Pressing and holding the Alarm button for three seconds resets the alarms When a menu or menu item has been highlighted press the ENTER hard button to enter the highlighted selection...

Page 17: ...an RUT is also desired contact the factory for further information 2 1 2 Connecting Using Internal Web Pages The controller has embedded web pages and when they are accessed an interactive screen app...

Page 18: ...screens click on RUT on the Menu Bar 2 1 3 Setting the PC IP Address For those that are not familiar with changing their PC adapter settings go into Network Setting in the Control Panel and Change Ad...

Page 19: ...et to system menus CONTROLLER OVERVIEW NOTE When you are finished viewing the controller on your computer remember to restore the original settings 2 2 CONTROLLER MENU STRUCTURE Any screen will have t...

Page 20: ...ed for troubleshooting u Advanced Service Advanced Service Information and Settings 2 2 3 Password Entry To access the password protected service screens press the program bullseye button to get to th...

Page 21: ...the display to the current controller time and date u Change the Time ad Date accordingly Day is automatically generated 4 1 2 Setting the Unit of Measure The controller supports the following settin...

Page 22: ...al Days 4 2 VERIFY UNIT CONFIGURATION 4 2 1 Main Unit Configuration It is important to verify the configuration as the settings on these screens will also determine which screens show up in the user s...

Page 23: ...d with the unit but will have to be placed in the duct The sensor may also be included with heating units purchased from RenewAire 4 2 3 Field Installed Sensors and General Wiring All sensors are wire...

Page 24: ...the level of CO2 in the space or duct These sensors provide a 0 10VDC signal scaled as specified in the CO2 scaling screen FIGURE 4 2 1 CO2 SENSOR DUCT MOUNT SIDE VIEW FIGURE 4 2 2 CO2 SENSOR WALL MOU...

Page 25: ...essure These sensors provide a 0 10VDC signal scaled as specified in the Duct Pressure scaling screen FIGURE 4 2 3 PRESSURE DIFFERENTIAL TRANSMITTER TYP FIGURE 4 2 4 ELECTRICAL PRESSURE DIFFERENTIAL T...

Page 26: ...oling The sensor uses a special curve and cannot be swapped with standard T2 or T3 NTC sensors UNIT CONFIGURATION NOTE When wiring sensor do not wire directly to the expansion module wire to the X3 te...

Page 27: ...within the scheduler ON time if scheduler enabled u The BMS has written the unit on signal if BMS control is enabled Upon starting the isolation dampers will open The end switches of these dampers wi...

Page 28: ...mand has the heating locked out Device Test The system is in device test mode for more than an hour Sens Ovrd Active The system has a sensor overwritten for more than 24 hours Off by CO2 Level The CO2...

Page 29: ...n consult the unit specific IOM 5 1 3 Fans The variable speed fans may be driven by VFDs or may be ECM fans The VFD fans get an enable signal and both types of fans get a 0 10VDC signal which is propo...

Page 30: ...starts this screen will show when the fans are enabled There is a slight delay of a few seconds and then the second line supply or exhaust fan on shows the status of the current sensor The current se...

Page 31: ...re control CO2 control VOC control or CO2 Flow control Available modes may depend on the sensors added 5 2 1 Constant Fan Speed Option The analog voltage command to the supply fan VFD or ECM can be se...

Page 32: ...etpoint This option requires a field installed duct pressure transmitter and setup for the transmitter in the I O configuration The SA duct static pressure setpoint is entered and adjusted from the un...

Page 33: ...cent area or outdoors 5 2 5 CO2 VOC Control Option The controller will adjust the supply fan VFD or ECM command to maintain the room or RA CO2 or VOC level at a setpoint This option requires a field i...

Page 34: ...aled If the measured CO2 level exceeds 1000 ppm adjustable for more than 60 seconds adjustable a CO2 alarm will be set to true This supply fan operation mode can be used to provide demand controlled v...

Page 35: ...y or provided by the BMS The minimum and maximum values for EA flow rate setpoint are unit dependent An adjustable PI loop will compare the measured EA flow to the airflow rate setpoint and adjust the...

Page 36: ...VFD or ECM command to track the supply fan air flow rate The offset from the SA flow rate is adjustable from 25 to 25 An adjustable PI loop will compare the measured EA flow to the airflow rate setpo...

Page 37: ...from running when the Outdoor Air temperature is above the Lockout Above setpoint This causes the ERV unit to use energy recovery from the RA for heating instead of firing the heat module The Lockout...

Page 38: ...etpoint type and a control type Setpoint types available u Adjust If you choose this it will allow you to set a heating setpoint u OA Reset You are prompted to set a reset schedule In the screen shown...

Page 39: ...e mode is determined by the outdoor temperature and the heating lockout temperature settings This type of heating will modulate gas or electric heat using PI control The KP and Ti can be adjusted to f...

Page 40: ...can be adjusted to fine tune the control The setpoint is also set here if set for Adjust The NO1 heating enable contact is engaged whenever the heating output is at 99 or lower NOTE The valve control...

Page 41: ...ut temperature settings This type of heating cycles one stage of heating to maintain the heating setpoint You must set a hysteresis value whereby the stage will turn on at the setpoint hysteresis and...

Page 42: ...than the OA temperature Unit OFF Unit is off 6 2 3 4 Two Stage Heater The mode is determined by the outdoor temperature and the heating lockout temperature settings This type of heating cycles two sta...

Page 43: ...default settings stage 1 turns on at 75 2 1 74 2 Stage 2 turns on at 75 2 3 72 2 The heating status can be monitored in the Unit Status The screen shows u Heating Control Variable which will be as se...

Page 44: ...h down the duct to prevent over cycling u RA If you are only feeding one space this is a useful control method 6 3 3 Cooling Types The following cooling types are supported u On Off one stage DX or he...

Page 45: ...PERING CONTROL This type of cooling cycles one stage of cooling to maintain the cooling setpoint You must set a hysteresis value whereby the stage will turn on at the setpoint hysteresis and turn at s...

Page 46: ...ed by the outdoor temperature and the cooling lockout temperature settings This type of cooling turns cycles two stages of cooling to maintain the cooling setpoint You must set a prop band value This...

Page 47: ...ON u Cooling demand expressed as a percentage of proportional band u Cooling Status Stage 1 turns on a 25 and Stage 2 at 75 of prop band Stage 2 turns off at 25 and Stage 1 at 0 of prop band Proportio...

Page 48: ...t is at 1 or higher The cooling status can be monitored in the Unit Status The screen shows u Cooling Control Variable which will be supply or return air as selected u Cooling setpoint u Whether cooli...

Page 49: ...s type requires cooling type On Off and heating type On Off These type settings are made in the Control Settings 6 4 1 1 Heat Pump 1 Stage Mode The mode is determined by the outdoor temperature and th...

Page 50: ...to use axillary heat when the OA is below a certain temperature You must set a hysteresis value whereby the stage will turn on at the setpoint hysteresis and turn at setpoint There is also a minimum o...

Page 51: ...r the PI loop if necessary 6 4 1 5 Heat Pump 1 Stage Reversing Valve The reversing valve controls which direction the refrigerant flows On change of mode i e cool to heat there will be a delay before...

Page 52: ...may be true 6 4 2 Heat Pump 2 Stage with or without 0 10VDC Aux Heat This type requires cooling type 2 stage and heating type HP 2 Stage 6 4 2 1 Heat Pump 2 Stage Mode The mode is determined by the ou...

Page 53: ...4 2 3 Heat Pump 2 Stage Heating Operation This type of cooling cycles two stages of heating to maintain the heating setpoint You must set a prop band value This value represents 100 the wider the pro...

Page 54: ...ol to heat there will be a delay before the compressor turns on to allow the valve to come into position Reversing valve settings u Delay This is the delay between the heating and cooling changeover w...

Page 55: ...OA The heating OA lockout is higher than the OA temperature Lockout Overlap The OA lockouts for heating and cooling overlap No vent mode The heating takes preference Econ Only If economizer is open le...

Page 56: ...4 cooling enable contact is engaged whenever the cooling demand is at 1 or higher 6 4 3 3 VRF Heating Operation This type of heating modulates a 0 10VDC output using PI control to maintain the heating...

Page 57: ...dual temperature coil is a coil which provides heating in the winter and cooling in the summer by changing the temperature of the fluid in the coil To do this the coil needs to know what type of fluid...

Page 58: ...int The KP and Ti can be adjusted to fine tune the control The NO4 cooling enable contact is engaged whenever the cooling demand is at 1 or higher 6 4 4 3 Dual Temperature Coil Heating Operation This...

Page 59: ...at BMS is setting the mode to heat No cooling is allowed BMS Mode set to Cool BMS is setting the mode to cool No heating is allowed IN HEAT MODE Valve is positioned for heat mode IN COOL MODE Valve is...

Page 60: ...ust air temperature is below the EA Below set point For variable speed fans an additional setting is required for the exhaust fan operation While the supply fan is off a variable speed exhaust fan ECM...

Page 61: ...External Temp and Humidity Sensor from OA to RA 4 5 5 2020 austine Added Any Alarm Output 5 5 8 2020 austine Updated Ground Locations 6 4 4 2022 shreyat Updated controller gnd connections 3 DN 2 3 Jxx...

Page 62: ...at the same percentage that the first turned on and the first turns off at setpoint If you set Specify Off Values to YES it will turn them off at the values specified 7 5 ADJUSTMENTS FOR TWO STAGE CO...

Page 63: ...ion screen You can also set whether the fans will run to a specified or CFM 7 7 FLUSH FEATURE Depending upon the last setting you will se either one of these screens to allow you to define how the fan...

Page 64: ...CALIBRATING I O For a temperature sensor that may have run a long distance or a humidity sensor with a reading that may have drifted over time a calibration may be necessary There is a screen such as...

Page 65: ...n EA Temperature CAREL NTC Red or White U6 Main Red or White GND Main OA Filter Pressure 0 10VDC Vin Red 24VAC TS1 GND Black GND TS2 Vo White U7 Main RA Filter Pressure 0 10VDC Vin Red 24VAC TS1 GND B...

Page 66: ...ALS CONTROLLER TERMINALS Smoke Detector Dry Contact X2 15 C1 2 X2 16 24VDC ID1 Unit Enable Dry Contact X2 17 ID1 X2 18 Sensor COM ID2 Single Fan Mode Dry Contact X2 19 ID2 X2 18 Sensor COM SF Current...

Page 67: ...Dry Contact X1 10 NO2 EXP X1 08 C1 2 EXP Tempering Mode Dry Contact X4 32 NO3 EXP X4 35 C3 4 5 Cooling Enable 1 Dry Contact X4 33 NO4 EXP X4 35 C3 4 5 Cooling Enable 2 Dry Contact X4 34 NO5 EXP X4 35...

Page 68: ...NALS CONTROLLER TERMINALS SF Signal 0 10VDC 01 6 D Y1 Main 01 2 D GND EF Signal 0 10VDC 01 4 D Y2 Main 01 2 D GND Cooling Command 0 10VDC X3 29 Black U9 EXP X4 31 Sensor COM Heating Command 0 10VDC Se...

Page 69: ...ase 460 VAC 3 Phase Transformer COM 24V F1 Contactor Overload 24 VAC A1 A2 95 96 1L1 3L2 5L3 2T1 4T2 6T3 Supply Contactor Overload 24 VAC A1 A2 95 96 1L1 3L2 5L3 2T1 4T2 6T3 Exhaust Transformer COM 24...

Page 70: ...Current Red SF Current Red EF Current Red EF Current Red Not Used NO3 4 5 Blk X1 3 NO3 4 5 Wht X1 5 ID1 2 GND Red ID1 2 GND Wht X2 17 X2 19 X2 18 NO1 2 C Blk X2 15 NO1 2 C Wht X2 11 NO1 2 C Red X2 13...

Page 71: ...6 7 8 9 10 11 12 13 X3 21 X3 24 X3 23 X3 22 X3 30 X3 29 X3 28 X3 27 X3 26 X3 25 Sensor 24 VAC NO 4 Accy COM Accy COM Accy 24 VAC X1 4 X1 3 X1 2 X1 1 EFEN1 UE1 SD1 Factory Jumper NO 3 Accy COM X1 7 X1...

Page 72: ...est End Device feature in the service level See the following Test End Devices section for this In other cases problems may be caused by the air handler trying to overcome a pre set or operating param...

Page 73: ...the User Reset alarms The auto reset alarms reset themselves 9 1 4 Alarm Digital Outputs The controller includes a digital output for remote indication of an alarm condition The first is AlarmOut val...

Page 74: ...s Failure to correct this could result in damage to the controller Alarm Number 1 Error in retain memory writings This usually means indicates that the BMS is writing to a retained setpoint too often...

Page 75: ...r this alarm is set here The setting is shared with the exhaust fan Whether the unit shuts down if this alarm occurs is also set here Alarm Number 11 Exhaust Fan Alarm This indicates that either the e...

Page 76: ...Shutdown 20 Al_VOC User Reset VOC Alarm 21 Al_EA_StaticPress Auto reset EA Static Pressure Level Alarm Alarm Number 12 Supply Airflow Alarm This alarm occurs when the supply is set to control on supp...

Page 77: ...sure or the exhaust fan is set to control on return static pressure It indicates that the pressure measured is out of tolerance set here for more than the alarm delay set here If the sensor is reading...

Page 78: ...t First view the sensor value in Unit Status If it seems OK then check the alarm levels set here Only one will show depending upon whether you have a Unit Supply Temp Sensor The difference in the two...

Page 79: ...Pressure Transducer Alarm 38 Al_OA_Flow_Rate_ Prb Auto reset OA Flow Rate Sensor Error 39 Al_EA_Flow_Rate_ Prb Auto reset EA Flow Rate Sensor Error 40 Al_CO2_Level_Prb Auto reset CO2 Sensor Error 41 A...

Page 80: ...active verify that the reading is as expected in the Unit Status If not check that someone has not changed the pressure transducer range in the I O Configuration Also check the offset or override for...

Page 81: ...re you cycle power to end test mode and put all values back to zero 9 2 1 Supply or Exhaust Fan Alarm Troubleshooting These alarms 10 and 11 mean that either the fan did not start or that the current...

Page 82: ...can try to adjust it below Adjusting the Current Switch With the dampers open and the fans enabled as described in the Test End Devices mode above set the fan for which you want to calibrate to the m...

Page 83: ...rent mode is heat u BMS Heat Lockout This means that BMS Heat Cool Mode Is set to Yes in General Settings and the current mode is cool u In Device Test Mode in Test End Devices is enabled Cycle power...

Page 84: ...vels of settings in the controller Some are set by the factory and some are set be users These parameters include all configuration settings fan settings heat cool settings and BMS settings 9 5 1 User...

Page 85: ...t These are somewhat specific settings but going back to these settings will require you to perform start up and commissioning again To return to factory defaults u Choose internal u Set Confirm to YE...

Page 86: ...onnection was interrupted Input parameter value is not valid The file may not be compatible with the program If the unit does not confirm that the operation was done the controller may have been older...

Page 87: ...thods at the same time If you are viewing the web pages and then connect with USB the web page will go blank until you disconnect The controller has a built in USB port where an external memory device...

Page 88: ...11 45 00 00 3 Al_BMS_Offline Active Start 2022 01 24T08 10 59 00 00 39 Al_EA_Flow_Rate_Prb Active Start 2022 01 24T08 10 59 00 00 38 Al_OA_Flow_Rate_Prb Active Start 2022 01 24T08 10 55 00 00 42 Al_S...

Page 89: ...tore Parameters Settings You can also share them between controllers An excerpt of a file is shown below Ver 1 0 cpCO Family Exported Configuration file 10 3 VIEWING PARAMETER FILES VARIABLE DESCRIPTI...

Page 90: ...connect to the embedded web pages inside the controller 10 4 1 Upgrade Type Connect via USB 1 Save the parameters using the General Save and Restore method Make sure you choose EXPORT Remember the Exp...

Page 91: ...thumb drive called UPGRADE 3 Carefully connect the micro USB drive to the front connection of the controller long side to the bottom 4 You will be prompted to press ENTER to proceed 5 Once it is done...

Page 92: ...l system monitoring It is here only to provide a general sense of how to monitor the system Specific screens and information appear depending upon the features you have selected Refer to the documenta...

Page 93: ...due to alarm The unit is off by a serious alarm Unit switched off by BMS The unit is off by command from the BMS Unit switched off by time band The unit is off by the scheduler Unit switched off by di...

Page 94: ...OA The heating OA lockout is higher than the OA temperature Unit OFF Unit is off 11 5 2 Cooling Screens If in dehumidification this screen will reflect the cooling used for dehumidification Each scre...

Page 95: ...u The economizer damper command u Cooling status This screen contains all frost control information 11 6 FROST CONTROL INFORMATION This screen is described in Verifying all I O through Unit Status Sc...

Page 96: ...ital Input for start stop terminals 17 and 18 are closed u The unit is turned on at the keypad u The time is within the scheduler ON time if scheduler enabled u The BMS has written the unit on signal...

Page 97: ...pping If upgrading from an older version and you want to keep that mapping change the setting below to Pri Array legacy The mapping is quite different and is supported in the older documentation Also...

Page 98: ...Address Baud rate Max Master and Max Info frames as needed If you need to set the timing values you can do that here 12 3 4 BACnet MSTP Wiring The BACnet MSTP network is wired into the four pin conne...

Page 99: ...mand Val Exhaust Fan Command actual Read_NoWrite Analog Input 28 CO2_Level Val CO2 Level PPM Read_NoWrite Analog Input 29 VOC_Level Val VOC Level PPM Read_NoWrite Analog Input 30 Space_Pressure Val Sp...

Page 100: ...or PPM Read_Writeable Analog Value 54 BMS_Space_Press_ Reading Coil LAT Setpoint for dehumidification F Read_Writeable X Analog Value 55 Occ_HTG_Setp Val Occupied Heating Setpoint F Read_Writeable X A...

Page 101: ...K Alarm Read_NoWrite Binary Input 501 Al_Err_retain_write Active Too Many Writes to Retained Memory OK Alarm Read_NoWrite Binary Input 502 Al_Device_Test Active Unit Was Left In Device Test Mode OK Al...

Page 102: ..._Flow_Rate_Prb Active OA Flow Rate Pressure Transmitter Out of Range OK Alarm Read_NoWrite Binary Input 539 Al_EA_Flow_Rate_Prb Active EA Flow Rate Pressure Transmitter Out of Range OK Alarm Read_NoWr...

Page 103: ...ControlType_BN See Notes Read_NoWrite MultiState Input 5 CLG_ControlType_BN CLG_ControlType_BN See Notes Read_NoWrite MultiState Input 6 Heating_SetPtType_BN Heating_SetPtType_BN See Notes Read_NoWrit...

Page 104: ...SA_Temp Val EA OA RA SA CA UNITSTATUS_BN MULTISTATE INPUT 7 VALUE STATUS MEANING 1 Unit on The unit is on and running 2 Unit switched off due to alarm The unit is off by a serious alarm 3 Unit switch...

Page 105: ...read at Binary Input 15 SF_Status Val The actual flow rate is viewed at Analog input 6 OA_Flow_Rate Val The exhaust fan control type method can be viewed at Multistate Input 3 EF_ControlType_BN The va...

Page 106: ...if adjustable setpoint is chosen Otherwise the setpoint is based on an outdoor temperature schedule The type is Multistate Input 6 Heating_SetPtType_ BN where 1 Adjust and 2 OA Reset The acting setpoi...

Page 107: ...Val minus Analog Value 78 Defrost_OA_SetP DBright and turns off again when the OA exceeds the AV77 During this time the supply fan is OFF and the OA damper is closed 12 5 7 Filter Monitoring Filter p...

Page 108: ...troller itself or on the RUT page of the web pages 5 Once the upgrade is finished the controller will ask you to reboot You can then verify that the license is installed by going to the RUT page 12 6...

Page 109: ...to the bottom 2 You should see a folder called UPGRADE in the controller Put the file in that folder 3 Once finished you will be prompted to press ENTER again You should now see the license is instal...

Page 110: ...iring The Modbus RTU network is wired into the four pin connector named J3 Disp In the upper left hand corner of the controller This is also used for a RUT display so the two cannot be used at the sam...

Page 111: ...empering Mode Heat Cool Read_NoWrite DiscreteInput 2 AlarmMng AlrmRes Alarm Reset Status No Yes Read_NoWrite DiscreteInput 3 SF_Status Val SF Status from Current Sensor Off On Read_NoWrite DiscreteInp...

Page 112: ...g BMS CO2 Reading in lieu of attached sensor PPM Read_Writeable HoldingRegister 36 BMS_SpacePressPress_ Reading BMS Space Pressure iwc Read_Writeable X HoldingRegister 38 Occ_HTG_Setp Val Occupied Hea...

Page 113: ...trolType_BN See Notes Read_NoWrite InputRegister 43 EF_ControlType_BN EF_ControlType_BN See Notes Read_NoWrite InputRegister 44 HTG_ControlType_BN HTG_ControlType_BN See Notes Read_NoWrite InputRegist...

Page 114: ...SA CA UNITSTATUS_BN INPUT REGISTER 50 VALUE STATUS MEANING 1 Unit on The unit is on and running 2 Unit switched off due to alarm The unit is off by a serious alarm 3 Unit switched off by BMS The unit...

Page 115: ...ponding settings are as follows u Constant Speed setpoint is Holding Register 16 EF_ConstantSpeedSetP Val u Exhaust Airflow setpoint is Holding Register 18 EF_FlowControlSetP Val u Exhaust Fan Trackin...

Page 116: ...Val for stage two u Input Register 36 Heating_Command Val shows a percentage for the 0 10V output It is also possible for the BMS to take over total control of the 10 0V hot water valve signal out to...

Page 117: ...izer Econ_Low_RA_Temp_Limit 12 9 6 Frost Control The frost control function is enabled when the OA is lower than Holding Register 64 Defrost_ OA_SetP Val minus Holding Register 66 Defrost_OA_SetP DBri...

Page 118: ...old for alarm to alert that service is required and the ability to reset those numbers once service is performed 13 1 RUN HOURS AND STARTS This screen gives information on the last time the unit was p...

Page 119: ...lues most setpoints and or NVRAM clock and IP settings You should only use this screen if directed to do so by TSS 13 5 MEMORY WIPE This screen allows you to see the status of the communication to the...

Page 120: ...1 3 IP Addresses UNIT ID OR TAG 14 1 UNIT START UP CONDITIONS 14 0 MAINTENANCE RECORDS NAME OF SETPOINT VALUE NAME OF OFFSET VALUE NAME OF COMPONENT IP ADDRESS Controller This page is to be used to r...

Page 121: ...sets UNIT ID OR TAG 14 2 CHANGES MADE TO UNIT AFTER START UP NAME OF SETPOINT NEW VALUE NAME OF OFFSET NEW VALUE This page is to be used to record all user changes made to controller settings and indi...

Page 122: ...ime an updated controller program is provided by the factory and installed by the user it should be recorded here 14 4 SETTINGS BACKUP FILE Use this space to record whether or not a backup has been pe...

Page 123: ...rror is 10 F which requires very little heat from the heater The controller sees there is an error and immediately sends a call for heat that starts at 0 1 strength and ramps up as needed but the rate...

Page 124: ...mple the default Ti value is 30 If the value were changed to 15 sampling would occur twice as often If the value were changed from 30 to 60 sampling would occur only half as often If Ti were changed t...

Page 125: ...ing too slowly increase the KP value and run the trial again The Command percentage should reach 100 or very nearly within 2 4 minutes Repeat the process but move the heating setpoint 20 F lower than...

Page 126: ...ND PERCENTAGE ELAPSED TIME 0 KP Adjustment Trial 2 KP SETTING HEATING SETPOINT TEMPERATURE COMMAND PERCENTAGE ELAPSED TIME 0 KP Adjustment Trial 3 KP SETTING HEATING SETPOINT TEMPERATURE COMMAND PERCE...

Page 127: ...ELAPSED TIME 0 Ti Adjustment Trial 2 Ti SETTING HEATING SETPOINT TEMPERATURE COMMAND PERCENTAGE ELAPSED TIME 0 Ti Adjustment Trial 3 Ti SETTING HEATING SETPOINT TEMPERATURE COMMAND PERCENTAGE ELAPSED...

Page 128: ...0 68 0 12 09 21 0 69 8 11 63 22 0 71 6 11 20 23 0 73 4 10 78 24 0 75 2 10 38 25 0 77 0 10 00 26 0 78 0 9 63 27 0 80 6 9 28 28 0 82 4 8 94 29 0 84 2 8 62 30 0 86 0 8 31 31 0 87 8 8 01 C F K 32 0 89 6...

Page 129: ...129 1 800 627 4499 Premium Commercial Controls ERV REFERENCE THIS PAGE I S I NTENTI ONALLY LEFT BLANK...

Page 130: ...or Impellers Digit 13 Voltage see Restrictions 2 3 4 5 6 19 1 120V Digit 20 Disconnect 4 460V N Non Fused Standard 5 208 230V F Fused 8 575V 9 277V Digit 21 Unit Control Enhancements see Restrictions...

Page 131: ...1XRTC 9 Unit Control Code G Terminal Strip only available in EV450 HE 1X HE1 5 with Motor Codes E and EE EC Motors 10 Unit Control Code D only available in HE 1X HE1 5 11 Dampers and Bypass not availa...

Page 132: ...Controls Digit 11 Wall Type 2 Premium Controls S Single 3 Enhanced Controls with BACnet License D Double 4 Premium Controls with BACnet License Digit 12 Phase See Restriction 2 Digit 22 Filter Options...

Page 133: ...1 Voltage Codes 4 8 only available with Phase Code 3 Three Phase 2 Phase Code 1 only available in Motor Codes D F G 3 Motor Code P 7 5 HP High Speed not available in LE 6X 4 Motor Codes Q and R all 10...

Page 134: ...se None 1 Single Phase W White Paint 3 Three Phase C Custom Paint X Custom Unit Digit 13 Voltage see Restriction 3 4 460V Digit 25 Safety Listing see Restriction 6 5 208 230V L Listed 8 575V N Non Lis...

Page 135: ...d Interlaced 2 Circuits Coil Fins Per Inch answer for each coil 6 7 8 9 10 11 12 13 14 Coil Coating answer for each coil None Electrofin UV Restrictions 1 Interlaced 2 Circuits Coil Style only availab...

Page 136: ...VFDs in rooftop units FIGURE 15 5 0 MODEL ACS320 SHOWN FIGURE 15 5 1 VFD KEYPADS IN EBOX 15 6 1 1 ABB VFD Parameters VFD Parameters are instructions that the Variable Frequency Drives follow They are...

Page 137: ...ED 1 Select Parameter 1603 PASS CODE press EDIT softkey 2 Use the UP DOWN buttons to scroll to 358 press SAVE softkey the entry will automatically revert back to 0 press EXIT softkey 3 Scroll up to Pa...

Page 138: ...E 90 0 LE units 120 0 DN units 2101 START FUNCTION 1 AUTO 6 SCAN START ACS320 arrives with P2101 default at e6 SCAN START but ACS320 manual says default is 1 AUTO 2607 SWITCHING FREQUENCY 2 ON LOAD 1...

Page 139: ...COMMENTS 9902 APPLIC MACRO 1 HVAC DEFAULT or ABB STANDARD 1 USER S1 SAVE This will save the settings above that can be restored by pressing SAVE when USER S1 LOAD is selected in parameter 9902 CHANGE...

Page 140: ...7 5 25 0 98 136492 136458 3 136355_002 106355_000 Baldor 208 25 4 1770 10 0 31 7 98 136490 136456 3 135543_002 Dayton 208 14 0 1760 5 0 17 5 98 136491 136457 3 134314_002 Dayton 208 20 5 1770 7 5 25 6...

Page 141: ...nameplate FLA parameter 9909 motor 1 nameplate HP plus motor 2 nameplate HP Parameter 3007 Motor Load Curve is typically 125 127 98 for motors with 1 15 Service Factor SF 115 127 90 for motors with 1...

Page 142: ...F4 U1 V1 W1 U2 V2 W2 PE SHLD AI1 GND 10 VDC OUT AIN 2 GND 2 3 4 5 6 8 9 10 11 12 13 14 15 AO 24 VDC DIN2 DIN1 DCOM 1 7 16 GND GND DIN3 DIN4 DIN5 Exhaust VFD Input Power 208 230 VAC 3 Phase 460 VAC 3...

Page 143: ...IN EBOX 15 6 2 1 Lenze VFD Parameters VFD Parameters are instructions that the Variable Frequency Drives follow They can be adjusted by using the keypads on the VFDs Do not change these parameters fro...

Page 144: ...ry or ABB defaults To return to RenewAire s defaults select parameter 9902 APPLIC MACRO and press EDIT softkey Scroll down to USER 1 LOAD Not USER 1 SAVE as this will overwrite the factory settings sa...

Page 145: ...um operating speed Hz for the motor P108 Motor Overload Set per Motor Table Critical Safety Parameter P108 Motor FLA VFD Output Rating X 100 P160 Speed at Minimum Signal 15 When analog input is used t...

Page 146: ...2 85 460 136513 136296_000 Marathon 5 5 6 6 1 90 575 136509 136356_000 106356_000 Baldor 1 5 1 8 2 7 67 575 136509 136356_001 WEG S 1 5 1 62 2 7 60 575 136509 136357_000 106357_000 Baldor 2 2 3 2 7 8...

Page 147: ...2 5 AT F4 L1 L2 L3 U V W PE Start Stop ACOM AIN 0 10 VDC 10 VDC OUT AIN 4 20 mA DCOM 2 5 6 25 4 11 13A 13B 13C 14 30 16 17 12 VDC OUT DIN DIN DIN DOUT AOUT RELAY 1 Exhaust VFD Input Power 575 VAC 3 Ph...

Page 148: ...ocess by a digital device computer The controller accepts digital or analog inputs from a variety of sensors and then follows all of its programmed instructions to produce action instructions to valve...

Page 149: ...supervisory computer with a remote terminal unit RTU in supervisory control and data acquisition systems Modbus RTU see Modbus above Modbus RTP see Modbus above NAND Memory NAND flash memory is a type...

Page 150: ...rive A very small portable solid state hard drive that can be inserted into a USB port for storage and retrieval of data UI User Interface commonly called UI A user interface is the means by which a p...

Page 151: ...151 1 800 627 4499 Premium Commercial Controls ERV NOTES...

Page 152: ...y the industry s best warranty with the lowest claims due to long term reliability derived from innovative design practices expert workmanship and Quick Response Manufacturing QRM As the pioneer of st...

Search results

Summary of Contents for EV450

Reviews:

Related manuals for EV450

Brands by name

Popular brands

RenewAire EV450, Installation, Operation And Maintenance Manual

Search results

Summary of Contents for EV450

Reviews:

Related manuals for EV450

Brands by name

Popular brands