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Microprocessor Controller for DOAS

8

®

C1

NO1

NO2

NO3

C1

C4

NO4

NO5

NO6

C4

C7

NO7

C7

NO8

C8

NC8

NO12

C12

NC12

NO13

C13

NC13

C9

NO9

NO10

NO11

C9

G

G0

U1

U2

U3

GND

+VDC

+V

term

GND

+5 V

REF

U4

GND

U5

GND

VG

VG0

Y1

Y2

Y3

Y4

ID1

ID2

ID3

ID4

ID5

ID6

ID7

ID8

IDC1

U6

U7

U8

GND

ID9

ID10

ID11

ID12

IDC9

ID13H

ID13

IDC13

ID14

ID14H

J1

J24

J2

J3

J4

J5

J7

J8

J20

J21

J14

J10

J13

J12

J22

J16

J17

J18

J15

J6

J19

NO14

C14

NC14

NO15

C15

NC15

C16

NO16

NO17

NO18

C16

ID15H

ID15

IDC15

ID16

ID16H

Y5

Y6

ID17

ID18

IDC17

U9

GND

U10

GND

dr

a

S

M

B

dr

a

s

u

B

dl

ei

F

J23 FBus2

J11 pLAN

J25 
BMS2

J26 
FBus2

4321

Wheel Pressure Limit

Supply Fan Proving

Unit On/Off Input

Wheel Rotation Alarm

Occupied/Unoccupied Input

Exhaust Fan Proving

Dirty Filter Input

Supply Fan VFD Output

Room Temperature Sensor

Exhaust Fan VFD Output

Outdoor Air Damper Analog Output

Cooling/VSC Cond Fan Analog Output

Heating Analog Output

Hot Gas Reheat Analog Output

24VAC for Analog Outputs

Outdoor Relative Humidity Sensor

Duct Pressure Sensor

Building Pressure Sensor

Room RH

After Cold Coil Temperature Sensor

CO2 Sensor

Sensor B1, B2, B3 Commons

Supply Discharge Temperature Sensor

Outdoor Air Temperature Sensor

24VAC to Controller

Wheel Frost Mode

24 VAC When Unit On

Exhaust Fan Enable

Supply Fan Enable

Heating Enable

24 VAC from Supply Fan Proving

Staged Compressor 2

Staged Compressor 1

Economizer Mode/Output to Dampers

24 VAC

Alarm Dry Contact

Staged Compressor 3

Compressor Limit Circuit A

Compressor Limit Circuit B 

Compressor Limit Circuit C

Compressor Limit Circuit D 

Discharge Pressure Circuit B (VSC) 

2 Speed Fan Input 

2 Position Damper Input

Staged Compressor 4

Energy Recovery Wheel Enable

Inverter Compressor E-Stop (VSC)

Compressor Fan 1 Enable (VSC)

Compressor Fan 2 Enable (VSC)

Optional BACnet IP, Modbus TCP, Web UI, Ethernet Connections

Large Controller Overview

Remote Display

• Six 

conductor 

RJ25 

cable

• Connects 

to 

J10

Optional LonWorks cards are 

located in BMS Card port.

Optional Modbus RTU/BACnet MSTP connections 
are made to the J26 FBus2 terminal.

Содержание c.pCOe

Страница 1: ...clock allowing the user to set occupancy schedules for each day of the week The controller option also has morning warm up and cool down capability for improved comfort at the time of occupancy Alarm...

Страница 2: ...Example of Web User Interface 13 Main Menu 14 Unit Status Overview 15 17 Unit Enable 18 Menus Control Variables Temp Control 18 20 Dehumidification 20 21 Refrigeration 22 Damper Control 22 23 Energy...

Страница 3: ...hutdown Tempering outputs immediately revert back to their off value while Dampers remain open and fans continue to run until The supply air temperature falls below the soft shutdown enable setpoint m...

Страница 4: ...he unit is enabled when the room temperature is greater than the unoccupied cooling setpoint plus differential 80 F 5 F The supply air temperature setpoint will be set to the supply minimum reset limi...

Страница 5: ...is wired to the controller Supply fan speed needs to be set during test and balance of the unit If equipped with BMS communications the user can also directly command the supply fan speed Optional Spa...

Страница 6: ...ir stream Stop Wheel When economizer mode is enabled and there is a signal for cooling the wheel will stop rotating to allow free cooling Modulate Wheel When economizer mode is enabled and there is a...

Страница 7: ...Supply and Exhaust Air Proving Alarm Microprocessor controller monitors proving switch on each blower and displays an alarm in case of blower failure Sensor Alarm Microprocessor controller will send a...

Страница 8: ...alog Output 24VAC for Analog Outputs Outdoor Relative Humidity Sensor Duct Pressure Sensor Building Pressure Sensor Room RH After Cold Coil Temperature Sensor CO2 Sensor Sensor B1 B2 B3 Commons Supply...

Страница 9: ...Outputs Outdoor Relative Humidity Sensor Supply Fan VFD Output Outdoor Air Damper Output Refrigerant Pressure Circuit A Supply Discharge Air Temperature Sensor B1 B2 B3 Commons After Cold Coil Temper...

Страница 10: ...4 VAC Power Heating Output Exhaust Fan VFD Output Energy Recovery Output Space Temperature Mixed Air Temperature Exhaust Air Temperature Space Static Pressure Supply Air Duct Static Pressure Space Set...

Страница 11: ...s Address Switches 24 VAC High Speed Fan 24 VAC Ignition Controller pCOe High Turndown Furnace Low Speed Pressure Switch Main Gas Valve Small Manifold Main Gas Valve Large Manifold Ignition Controller...

Страница 12: ...navigate menus screens Press after entering a variable to decrease the current value Virtual keypad display on web interface only These two buttons on the virtual keypad display are used to simulate t...

Страница 13: ...graphic monitoring points and active setpoint adjustment Alarm Shows current and cleared alarms Unit Display Mimics the unit controller display Allows the user full access to the controller without p...

Страница 14: ...pressure Heating Dehumidi cation Static pressure Refrigeration Compressor Control Alarm History Pressure Control Clear History Damper Control Export History Energy Recovery Fan Control Supply Fan Con...

Страница 15: ...STATUS Displays real time conditions from sensors located in the unit and building space if equipped with space mounted sensors Controller output conditions can also be viewed from this screen To vie...

Страница 16: ...set calculation SUPPLY SETPOINT Displays current supply temperature and supply temperature setpoint to be achieved ECONOMIZER RAMP The economizer ramp screen will be active if the unit is configured f...

Страница 17: ...dew point Available during unoccupied mode HGRH RAMP OUTPUT This screen will display overall hot gas reheat status which includes active setpoint supply air discharge temperature hot gas reheat enabl...

Страница 18: ...a constant value e g 72 F Reference Temperature Setpoint screen for setpoint adjustment Space Reset The controller will reset the supply air temperature set point to maintain the room temperature set...

Страница 19: ...he reset control mode The heat cool deadband allows for separate cooling and heating setpoints when the reset control mode is set for space reset or return air reset SUPPLY SETPOINTS Cooling and heati...

Страница 20: ...e dew point Inside RH and inside dew point Inside RH and inside dew point or outside dew point Available during unoccupied mode There must be a constant call for dehumidification for the duration of t...

Страница 21: ...e unit is allowed to dehumidify 1 Temperature over Dehumidification Determines when the unit is allowed to dehumidify based on the space return air temperatures a Temperature If temperature is set as...

Страница 22: ...with a DCV CO2 and an economizer sequence the OA damper set point will react to an economizer demand even if the CO2 set point is satisfied Likewise if economizer is not available but CO2 is above se...

Страница 23: ...the economizer enthalpy setpoint Comparative Dry Bulb Economizing is allowed when outside temperature is less than the space or return temperature Comparative Enthalpy Economizing is allowed when out...

Страница 24: ...t mode if the outside air temperature is below this temperature setting Max Active Time and Min Off Time will be available if the frost control method was provided as timed exhaust or cycle wheel THIS...

Страница 25: ...Pressure Fan speed is determined by building pressure control loop CO2 Fan speed is determined by CO2 control loop Single Zone VAV The supply fan is modulated in addition to the supply air temperatur...

Страница 26: ...r to the VFD 25 Speed Min speed 100 Speed Max speed Possible Setpoint Sources Local The fan speed will be constant set from screen e g 100 BMS The BMS can directly control the fan speed requires BMS c...

Страница 27: ...n unoccupancy mode Schedule Allows the user to set an occupancy schedule for each individual day of the week THIS SCREEN DISPLAYS UNOCCUPIED START ENABLE MODES This screen only appears if unit is prov...

Страница 28: ...w buttons to turn the unit on or off THIS SCREEN ALLOWS THE USER TO OVERRIDE OCCUPANCY CONTROL When manual override is set to enable use the arrow buttons to change occupancy control THIS SCREEN ALLOW...

Страница 29: ...RATION This screen only appears if the unit is equipped with DX cooling When manual override is set to enable use the arrow buttons to turn individual compressor requests on or off THIS SCREEN ALLOWS...

Страница 30: ...tory The Network Settings Menus allows the user to view and modify network settings The service password 9998 is required to make changes Control Variables Advanced Network Settings THIS SCREEN ALLOWS...

Страница 31: ...o accept adjusted value 4 Once desired parameters have been entered enable the Save Settings option and press the enter button 5 Reboot the controller by cycling power to the unit Allow several minute...

Страница 32: ...bles Advanced Backup Restore screen 3 Press the Up or Down arrow buttons to navigate to the Backup Settings screen 4 Press the Enter and Up or Down arrow buttons to select the backup location internal...

Страница 33: ...ons to ll the Restore checkbox This action restores the backup le If there is an error during the process the speci c error is displayed on this screen 8 Cycle power to the controller From internal me...

Страница 34: ...w and modify controller input and output points THIS SCREEN ALLOWS THE USER TO VIEW AND CHANGE THE EXHAUST FAN CONTROL TYPE Reference control variables for possible exhaust fan control methods THIS SC...

Страница 35: ...AL Descriptions IG no flame 3 try AL Indicates a furnace failure to light or properly sense flame after 3 trials Alarm only IG combustion fan high pressure switch failure Indicates a call for high spe...

Страница 36: ...lay Type Backlit LED with lighted buttons Installation The remote display connects to the unit mounted controller through a six wire RJ25 or RJ12 telephone cable straight When ordered from the factory...

Страница 37: ...og Outputs Configuring the I O Type In order to edit and configure the I O configuration of the unit go to Ctrl Variables Advanced I O Configuration The user must enable the Editable option for config...

Страница 38: ...o provides the functionality to average up to 4 temperature readings through the microprocessor The room thermostat is shipped loose with installation by others and is a Modbus connected device Room t...

Страница 39: ...operating properly Red indicates that there is a problem with the unit Network LED Flashing Red Slowly indicates that there has been no communications for 60 seconds Flashing Green Slowly indicates th...

Страница 40: ...ut of measured airflow Dual airflow probe averaging Modbus connectivity Display and Navigation The LCD screen will by default show the current airflow that is being measured To enter the menu to set u...

Страница 41: ...oWrite 0 1 30355 Input 2 Space_Static_ Pressure_Analog_Input Space Static Pressure 94 AI ReadCOV_ NoWrite 0 01 30365 Input 2 Supply_Duct_Static_ Pressure_Analog_Input Supply Duct Static Pressure 95 AI...

Страница 42: ...Economizer_Temp_ Enable_Setpoint Economizer Ambient Temp Enable Setpoint Allow Econ when OAT Spt 16 AV ReadCOV_ Commandable 0 40031 Holding 2 Economizer_Enthalpy_ Enable_Setpoint Economizer Enthalpy...

Страница 43: ...l 136 AV ReadCOV_ Commandable 0 1 40089 Holding 2 Outside_Air_Damper_ Minimum_Setpoint Outside Air Damper Minimum Setpoint 137 AV ReadCOV_ Commandable 1 40091 Holding 2 Aux_BMS_Analog_ Output_1 BMS Co...

Страница 44: ...ReadCOV_ NoWrite 1 30023 Input 2 Head_Pressure_ Control_Ramp_2_ Ramp Head Pressure Control Ramp 2 52 AV ReadCOV_ NoWrite 1 30025 Input 2 Heating_Ramp Heating Ramp 60 AV ReadCOV_ NoWrite 1 30041 Input...

Страница 45: ...Analog Output 235 AV ReadCOV_ NoWrite 0 1 30523 Input 2 Hot_Water_Valve_1_ Analog_Output Hot Water Valve 1 Analog Output 236 AV ReadCOV_ NoWrite 0 1 30525 Input 2 Mod_Gas_Furnace_1_ Analog_Output Mod...

Страница 46: ...y Command True Unoccupied False Occupied Unoccupy Occupy 3 BV Read_ Commandable 0 4 Coil Reset_All_Alarms Alarm Reset Command Reset Normal 4 BV Read_ Commandable 0 5 Coil Outside_RH_Source_ BMS Outsid...

Страница 47: ...ve 29 BV ReadCOV_ NoWrite 0 10015 Discrete Dehumidification_ Mode_Enabled Indicates that the unit is dehumidifying Active Inactive 31 BV ReadCOV_ NoWrite 0 10017 Discrete Manual_Override_ Active Indic...

Страница 48: ...Board_2_ Alarm Active Expansion Board 2 Alarm 0 Normal 1 Alarm Alarm Normal 435 BV ReadCOV_ NoWrite 0 10385 Discrete Expansion_Board_3_ Alarm Active Expansion Board 3 Alarm 0 Normal 1 Alarm Alarm Norm...

Страница 49: ...EVD_1 Active EVD EEPROM Alarm 0 Normal 1 Alarm Alarm Normal 594 BV ReadCOV_ NoWrite 0 10544 Discrete Al_EEV_A_EVD_1 Active ExV Motor Alarm Valve 1 0 Normal 1 Alarm Alarm Normal 595 BV ReadCOV_ NoWrite...

Страница 50: ...COV_ NoWrite 0 10679 Discrete Binary Values Commandable Aux_BMS_Digital_ Output_1 BMS Commanded auxilary digital output Active Inactive 207 BV ReadCOV_ Commandable 0 24 Coil Aux_BMS_Digital_ Output_2...

Страница 51: ...Exhaust Fan Speed Remote Command Analog Input value 143 AI ReadCOV_ NoWrite 1 30455 Input 2 Supply_Fan_Speed_ Analog_Input Supply Fan Speed Remote Command Analog Input value 155 AI ReadCOV_ NoWrite 1...

Страница 52: ..._Alarm Active Comp Circ A Low Pressure Alarm 0 Normal 1 Alarm Alarm Normal 396 BV ReadCOV_ NoWrite 0 10347 Discrete Comp_Circ_B_High_ Pressure_Alarm Active Comp Circ B High Pressure Alarm 0 Normal 1 A...

Страница 53: ...ER FURNACE CONTROL CENTER OPTIONAL OPTIONAL OPTIONAL OPTIONAL OPTIONAL ROOM THERMOSTAT 1 ROOM THERMOSTAT 2 ROOM THERMOSTAT 3 ROOM THERMOSTAT 4 OPTIONAL OPTIONAL OPTIONAL OPTIONAL SHIELDED NETB GND PWR...

Страница 54: ...__________ _________________________________________________ _________________________________________________ Date ___________________Time _____________ AM PM Notes __________________________________...

Страница 55: ...__________ _________________________________________________ _________________________________________________ Date ___________________Time _____________ AM PM Notes __________________________________...

Страница 56: ...warranties are located on greenheck com within the product area tabs and in the Library under Warranties Phone 715 359 6171 Fax 715 355 2399 Parts 800 355 5354 E mail gfcinfo greenheck com Website ww...

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