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Menu Overview

Press

Prg

Esc

to enter menus.

c. BMS Config

d. Service Settings

Service

Manufacturer

Service Password

Insert service
password (PW1):

0000

Service Password

Insert service
password (PW1):

0000

Manufacturer Password

Insert service
password (PW1):

0000

BACnet Read/Write

Function: Read
Update? Yes
*Cycle unit power to

confirm write command.

a. Working hour set

a. Configuration

c. Factory settings

c. Password/Defaults

b. Probe adjustment

Probe Adjust

pCOe number:

Offset Ch 1:

0.0

Offset Ch 2:

0.0

Offset Ch 3:

0.0

Offset Ch 4:

0.0

Digital Compressor

Minimum OFF:

1.0vdc

Minimum ON:

1.9vdc

Maximum: 5.0vdc
Delay OFF:

60s

Max Power Start:

120s

Hot Gas Controller

Integration: 300s

Band: 20°F

Unoccupied Mode Setup

Type: CycleSupplyFan

Source:

Input ID6

TCP/IP SETUP

Instance: 77000
IP set by:

DHCP

IP: 172.016.000.001

Subnet: 255.255.255.000

Gatewy: 192.168.001.001

Analog Input

Cold Coil Temperature

Input B03: ###.#°F

Offset: 0.0°F

Value: ###.#°F

Analog Output Config

Wheel

Channel: Y1

Action: DIRECT
Minimum: #.#vdc

Maximum: ##.#vdc

Cooling Controller

Integration: 300s

Band: 20°F

Reheat Setup

Will heater be used

for reheat during

dehumidification?

Reheat: Disable

Supply Reset Control

Integration: 1200s

Band: 10°F

Wheel Rotation Sensor

Alarm delay:

30s

(input ID3)

TCP/IP SETUP

DNS 1:

###.###.###

DNS 2:

###.###.###

Type: IP

Analog Input

Room Temperature

Input B04: ###.#°F

Offset: 0.0°F

Value: ###.#°F

Compressor Setup

# of stages:

Rotation: LIFO

Reheat Setup 2

Will heater be used

for reheat along

with hot gas?

Heater: Disable

Heat/Cool Delay

Time delay between

heating, cooling &/or

economizer modes.

Delay: 180s

Temperature Scale

Select: Fahrenheit

Display Buzzer

Select: Disable

User Default

Insert new service
password (PW1):

0000

Unit BMS Control

Unit Start/Stop:

Yes

Temp Setpoint:

Local

Occupancy:

Input ID6

BMS Configuration

Protocol: None
BACnet Plugin?

Yes

MAINTENANCE HOURS

SYSTEM
Run hours:

0000h

Set Point:

0000h

Reset to Zero?

Unit Code

Select DDC configur-

ation code here.
Code: GWXXXXXXX00

Analog Input

Outside Temperature

Channel:B1

Type: NTC

Offset: #.#°F

Value: ##.#°F

Factory Setup

Consult Factory

Before Altering

Compressor Timers

Minimum ON:

###s

Minimum OFF:

###s

Between Stages:

###s

Hot Gas Setup

Hot gas reheat coil

minimum on/off

time: 10minutes

Damper Setup

Allow the dampers to

open for: 10 seconds

before starting the

fans.

Factory Settings

Save? No
Restore? No

User Default settings

Save?

Restore?

BMS Write Points

TempSetpoint: aaa.a°F
Start/Stop: Stop
Reset Alarms:

Occupancy: Occ

MODBUS SETUP

Address: 1
Baudrate 9600

Analog Input

Outside Temperature

Input B01: ###.#°F

Offset: 0.0°F

Value: ###.#°F

Unit Expansion Comm

Field Card Settings
Baudrate:

19200

Stop bit:

Parity mode:

NONE

Timeout:

300ms

Digital Input

Supply Fan

Channel: ID1
Action: OPEN

Delay: 0s

Open

Economizer Controller

Integration 300s

Band: 20°F
Econo ON/OFF times:

Minimum ON:

300s

Minimum OFF:

300s

Compressor Staging

Stage1: ON @ 50% OFF 0%

Stage2: ON @ 100% OFF 50%

Fan/Airflow Proving

Alarm delay:

30s

(inputs ID1 & ID5)

Hot Gas Flush Setup

Cycle: 30minutes

Duration: 1minutes

New Password

Insert new manufacturer

password (PW2):

####

MSTP SETUP

Instance: 77000
Baudrate 38400

MAC Addr:

MaxMasters: 127

MaxInfoFrames: 10

Analog Input

Discharge Temperature

Input B02: ###.#°F

Offset: 0.0°F

Value: ###.#°F

Unit Expansion I/O

Enable Expansion:

Relay Output

Defrost

Channel: 1
Status: OFF

Supply Fan Cycling

Defrost setup

Fan off time:

5min

Fan on time:

30min

Heater Controller

Integration: 300s

Band: 20°F

Mod Hot Gas Setup

Minimum On:

4.0vdc

Maximum On:

10.0vdc

Fan Delay

Time delay between

starting of supply

& exhaust fans.

Fan delay:

15s

Initialization

DEFAULT INSTALLATION

Erase user settings

and install global

default values:

b. I/O Configuration

All I/O points are included An example of each is shown.

d. Initialization

DDC Controller for Tempered Air Products

Содержание 474706

Страница 1: ...both operating sequences BMS Communication With the addition of an optional BMS Communication card the user can remotely adjust set points view unit status points and alarms The DDC controller is capable of communicating over several protocols BACnet MSTP BACnet IP Ethernet LonWorks Modbus Internal Time Clock The controller has an internal programmable time clock allowing the user to add up to sev...

Страница 2: ... BMS or internal time clock Initial delay Factory mounted and wired dampers are powered if equipped Outdoor air exhaust air and recirculation air dampers Exhaust fan starts after a 10 second delay if equipped Supply fan starts 5 seconds after the exhaust fan Heating cooling and wheel operation page 3 UNIT STOP COMMAND OR DE ENERGIZED Supply fan exhaust fan tempering and wheel are de energized Outd...

Страница 3: ...protection Cooling The cooling is controlled to maintain the supply temperature set point The mechanical cooling will be locked out when the outside air temperature is below the cooling lockout 55 F Chilled Water DDC controller will modulate a chilled water valve provided by others to maintain supply air set point Coil Freeze protection must be provided by others in the field Packaged DX Cooling S...

Страница 4: ...n 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 signal for cooling the wheel VFD modulates wheel speed to maintain the supply temperature set point Frost Control optional The DDC controller will activate the frost control method when the outdoor air temperature is less th...

Страница 5: ...B2 B3 Commons Room Temperature Sensor Call for Dehumidification 24 VAC for Analog Outputs 24 VAC When Unit On Frost Control Enable Output to Supply Fan Output to Exhaust Fan 24 VAC from Supply Fan Proving Heating Enable Reversing Valve Compressor Output 1 Compressor Output 2 24 VAC Output to Dampers Alarm Dry Contact Energy Wheel Analog Output Heating Analog Output Cooling Analog Output Hot Gas Re...

Страница 6: ...er button C To save the change press the Enter button until the cursor moves back to the upper left corner of the screen Prg Esc Escape Allows the user to exit the current menu jumping to the Main Menu Prg Esc Program Pressing the Prg Program button allows the user to enter the Main Program Menu Refer to pages 10 and 11 for Main Program Menu description Display Use Example of Parameter Adjustment ...

Страница 7: ...em has exceeded the set number of run hours The unit has been operating for a period longer than the maintenance set point Alarm only Supply airflow Indicates a loss of airflow in the supply fan Alarm Shutdown Wheel Pressure Dirty Wheel High CFM Indicates a buildup of pressure across the energy wheel Alarm only Energy recovery wheel rotation Check wheel Indicates a wheel rotation failure Alarm onl...

Страница 8: ...100 ON If equipped with a frost control method this screen will also display wheel pressure differential status A pressure status of high is an indication of frost accumulation Cooling status is displayed along with compressor operation if equipped This screen appears if a cooling option is provided Chilled Water The Cooling Control is directly proportional to the 0 10 VDC output signal 0 Cooling ...

Страница 9: ...ter Control is proportional to the 0 10 VDC signal being sent to the indirect gas furnace controller located in the indirect gas control center The first stage is on at 1 Heater Control The furnace will then modulate proportionally from minimum to maximum capacity 0 0 VDC OFF 1 0 VDC MINIMUM TURNDOWN ENABLED 1 100 0 10 VDC FURNACE MODULATION Heat Pump Heating The Heater Control displays internal h...

Страница 10: ...g Output Y1 Wheel Output vdc Information Greenheck Fan Code XXXXXXXXX00 Ver 1 04 Manual IOM 474706 Bios 5 12 Boot 4 03 Heating Override Heating Control Auto Heating 100 Service Password Insert service password PW1 0000 Supply Reset Limits Supply Min 55 0 F Supply Max 90 0 F Economizer Lockout Lockout econo when outside below 40 0 F Hysteresis 2 0 F Scheduler Schedule Time On Time Off Days Enabled ...

Страница 11: ...l None BACnet Plugin Yes MAINTENANCE HOURS SYSTEM Run hours 0000h Set Point 0000h Reset to Zero No Unit Code Select DDC configur ation code here Code GWXXXXXXX00 Analog Input Outside Temperature Channel B1 Type NTC Offset F Value F Factory Setup Consult Factory Before Altering Compressor Timers Minimum ON s Minimum OFF s Between Stages s Hot Gas Setup Hot gas reheat coil minimum on off time 10minu...

Страница 12: ...enu allows the user to view and adjust temperature related parameters This screen displays the current supply air set point This screen does not appear if a BMS is directly setting the supply air set point This screen displays the current supply air set point determined by the controller The supply set point is reset either by outdoor air temperature or room temperature if installed The user may a...

Страница 13: ...d band above and below the lockout set point Example If Lockout 55 F cooling is locked out below 53 F and enabled above 57 F outside air temperature The controller will lockout heating when the outdoor air temperature is above the heating lockout set point Factory Default 70 F This screen only appears if the unit the unit is equipped with heating There is a built in hysteresis of 2 F which prevent...

Страница 14: ...low supply air temperature limit If the unit supply air temperature falls below Supply Air Low Limit for a period of Alarm Delay the unit will shut down and an alarm will be signaled The purpose of the supply low limit is to protect the building and contents from cold supply air It is NOT designed to protect the air handling unit If the unit does not have chilled water CW or hot water HW coils it ...

Страница 15: ...holidays can be set Holidays must be reconfigured each year To manually control I O values go to the Service menu Overrides Similar screens appear for all controller inputs and outputs This screen is an example of a recorded alarm The unit conditions are displayed for past alarm events The date time temperatures and unit status are recorded To clear recorded alarms press Prg Esc and Prg Esc simult...

Страница 16: ...etwork A pLAN can consist of up to 32 devices in different combinations but a maximum of 31 controllers When viewing this screen from a remote display the user is able to change which controller s menu should be displayed Unit Address The pLAN address of the controller the display is currently accessing Switch to unit The pLAN address of the controller the display would like to access Board Switch...

Страница 17: ...ulating hot gas reheat option was provided with the unit When the Hot Gas Reheat Loop Control is in the MANUAL mode use the arrow buttons to vary the reheat output This screen allows the user to override the hot gas reheat operation This screen only appears if On Off hot gas reheat option was provided with the unit When the Hot Gas Reheat Loop Control is in the MANUAL mode us the arrow buttons to ...

Страница 18: ...ore details The BMS Config menu allows the user to view and alter BMS protocol settings If the BMS protocol is BACnet or Modbus additional screens allow further configuration See below for details To access the BMS Config sub menu enter the service password Default 1000 This screen allows the user to select the BMS protocol All BMS protocols require a communications card installed in the SERIAL CA...

Страница 19: ...Cnet IP card has been installed the default parameters can be changed via the controller display The card is in DHCP mode from the factory Once communication is established the user can enter static IP parameters To view current parameters 1 Power on controller and allow several minutes to initialize 2 Go to BMS Config menu and view BACnet Read Write screen 3 Change Function to Read and Update to ...

Страница 20: ...brate sensor probes with an offset value Similar screens are available for remaining sensor probes This screen allows the user to change the Service Level password PW1 This screen allows the user to SAVE and RESTORE the default parameters stored in memory If the user would like to save their settings move the cursor to the SAVE position and change to YES This will save all of the current parameter...

Страница 21: ... for units connected on a pLAN For BACnet LonWorks or Modbus parameters go to Service BMS Config This screen allows the user to alter the FIELD CARD Modbus settings The FIELD CARD is used for peripheral device control pCOe Expansion Module The Modbus settings should only be changed with factory guidance The I O Configuration menu allows adjustment of all controller inputs and outputs This menu is ...

Страница 22: ...rovided with the unit The number of stages displayed is equal to the number of non modulating compressors Factory default compressor rotation is LIFO Last In First Out Compressor rotation can not be changed on units equipped with Digital Scrolls Hot Gas Reheat or Heat Pump This screen allows adjustment of the Cooling PI control loop This screen only appears if cooling option was provided with the ...

Страница 23: ...ypically only be used if the supply air temperature is too cold This screen allows the user to enable the heater for reheat purposes This screen appears if a heating option was provided and the unit does NOT have hot gas reheat OR a heat pump If it is desired that the heater be used to reheat the air off of the cooling coil when in dehumidification adjust this screen so the heater is ENABLED for r...

Страница 24: ...emp Control This screen only appears if a Room Temp Sensor is wired to controller terminals B4 and BC4 The controller utilizes a PI loop control for supply reset based on room temp This allows for less sporadic changes in supply air temperature resulting in a smooth reaction to changing conditions To speed up reaction time decrease the integration time For slower reaction time increase the integra...

Страница 25: ...to restore back to the original Factory default parameters Restoring to the original default parameters will result in a non customized controller The user should not restore to these settings unless instructed by the factory This screen allows the user to change the Manufacturer Password PW2 This screen allows the user to adjust what temperature units the controller should display and whether the...

Страница 26: ...ital R W Reset alarms command 10013 12 D012 Occupied Unoccupied 37 7 nv o i OccUnocc 95 Digital R W Occupied unoccupied command 0 occupied 1 unoccupied 10021 20 D020 Off Alarm 38 nvoGlobalAlarm 95 Digital R Global alarm indication active when there is at least one alarm 39 nvoAlarms 83 Alarms 10022 21 D021 Off Alarm bit0 nvoSupplyFanAlm Digital R Supply airflow proving alarm 10023 22 D022 Off Alar...

Страница 27: ...ut type go to Manufacturer I O Configuration You will have to enter the Manufacturer password Default 1000 At the very end of the menu are the I O Config screens for the pCOe analog inputs The pCOe analog inputs are set up as Carel NTC temperature probes default from the factory The analog inputs can be also be set for the following input types 0 1VDC 0 20mA 4 20mA or 0 5VDC If selected as anythin...

Страница 28: ...ing Press the Prg Esc ALARM button to review and clear unit alarms Enter the DATA LOGGER menu to view previous alarms Controller resets itself or is not on Check the supply voltage to the controller at terminals G G0 The board requires 24VAC Check the 24VAC transformer in the unit control center Menus are locked with a password The factory default Manufacturer Password 1000 The factory default Ser...

Страница 29: ...push button located on the BACnet MSTP card while powering the controller back on 2 Continue to hold the button while watching the Status LEDs Wait for the Status LEDs to blink red slowly and release before the third slow flash 3 Wait for about one minute for the factory parameters to be loaded To view the current parameters go the BMS Config menu within the controller by pressing the Prg Esc key ...

Страница 30: ...128 1 0 12 TCP IP Setup DNS 1 193 168 001 001 DNS 2 193 168 001 001 Type IP BACnet Read Write Function Read Update Yes Cycle unit power to confirm write command G Service c BMS Config The communication card is located in the Serial Card port on the face of the controller The card includes two sets of LED lights for communication troubleshooting Status LED Indicates the status of communication betw...

Страница 31: ...____________________________________ _________________________________________________ Date___________________ Time______________ AM PM Notes ___________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ Date__________...

Страница 32: ...d motors furnished by Greenheck prove defective during this period they should be returned to the nearest authorized motor service station Greenheck will not be responsible for any removal or installation costs As a result of our commitment to continuous improvement Greenheck reserves the right to change specifications without notice Phone 715 359 6171 Fax 715 355 2399 E mail gfcinfo greenheck com...

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