Greenheck Microprocessor Controller (474706 IOM) TAP v1.04 J User Manual

Browse online or download User Manual for Equipment Greenheck Microprocessor Controller (474706 IOM) TAP v1.04 J. Greenheck Microprocessor Controller (474706 IOM) TAP v1.04 June 2011 (ERCH, ERH, APEX, VER, ERT) User Manual

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DDC Controller for Tempered Air Products
Reference Guide for the DDC Controller
Please read and save these instructions. Read carefully before attempting to operate or maintain the product
described. Protect yourself and others by observing all safety practices. Failure to comply with instructions
could result in personal injury and/or property damage! Retain instructions for future reference.
Program Features
The DDC controller offers improved control through
easy monitoring and adjustment of unit parameters
by way of a lighted graphical display and a push-
button keypad. The controller also has the ability
to communicate with a BMS (Building Management
System) through protocols such as LonWorks®,
BACnet® MSTP, BACnet® IP or Modbus. See Points
List on page 26 for a complete list of BMS points.
Pre-Programmed Operating Sequences
The controller has been pre-programmed to offer
multiple control sequences to provide tempered air.
Factory default settings allow for easy setup and
commissioning. The sequence parameters are fully
adjustable. The controller is ready from the factory
with pre-set operating sequences:
•Outdoor Air Temperature Reset
The default operating sequence is supply
air temperature control based on outdoor
air temperature. The controller will monitor
the outdoor air temperature and adjust the
supply air temperature to provide comfortable
conditions. This sequence provides simple and
reliable control, reacting to changing outdoor
air conditions. For more information, see the
Sequence of Operation section of this manual.
•Room Temperature Reset
If an optional room temperature sensor is
installed, the controller will automatically change
its operating sequence. Similar to the default
sequence, the controller will adjust the supply air
temperature to satisfy the room temperature set
point. For more information, see the Sequence of
Operation section of this manual.
An optional room dehumidistat can also be used for
room humidity control for 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 seven different
occupancy schedules. The user may also add
Holidays for additional energy savings.
Alarm Management
The DDC controller will monitor the unit conditions
for alarm conditions. Upon detecting an alarm, the
controller will record the alarm description, time,
date, available temperatures, and unit status for user
review. A digital output is reserved for remote alarm
indication. Alarms are also communicated via BMS
(if equipped).
Occupancy Modes
The DDC controller offers three modes of determining
occupancy: a dry contact, the internal time clock
or the BMS. If in the Unoccupied mode the unit will
either be shut down, or will cycle on to maintain an
adjustable unoccupied room temperature set point.
Remote Display Panel (Optional)
A touchpad display panel allows for remote
monitoring and adjustment of parameters, allowing
ease of control access without going outdoors.
Introduction
TAP v1.04
Version Date: June 13, 2011
®
®
Part #474706
DDC Controller for
Tempered Air Products
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Summary of Contents

Page 1 - Tempered Air Products

1DDC Controller for Tempered Air ProductsReference Guide for the DDC ControllerPlease read and save these instructions. Read carefully before attempti

Page 2 - General Operation

10DDC Controller for Tempered Air ProductsMenu Overviewa. Informationb. OverridesOn/Off UnitSetpointHeater LockoutLockout heater when outside above:

Page 3

11DDC Controller for Tempered Air ProductsMenu OverviewPress PrgEsc to enter menus. c. BMS Configd. Service SettingsServiceManufacturerService Passwor

Page 4 - Sequence of Operation

12DDC Controller for Tempered Air ProductsA. On/Off UnitB. SetpointThe controller is equipped with several menus to help guide users with altering p

Page 5 - Controller Overview

13DDC Controller for Tempered Air ProductsThis screen displays The minimum and maximum supply air TemperaTure limiTs.This screen only appears if the u

Page 6 - Display Use

14DDC Controller for Tempered Air Productsusers can choose eiTher The conTroller or The bms To deTermine su pply air seT poinT during operaTion.This s

Page 7 - Examples of Alarms

15DDC Controller for Tempered Air ProductsE. Data LoggerThe clock screen allows The user To adjusT The Time and daTe.This screen allows The user To s

Page 8 - Main Menu Overview

16DDC Controller for Tempered Air ProductsThe Overrides menu is for start-up, commissioning and troubleshooting. This menu allows the user to override

Page 9 - Preheat Status

17DDC Controller for Tempered Air ProductsThis screen allows The user To override The heaTing operaTion.This screen only appears if a heating operatio

Page 10 - Menu Overview

18DDC Controller for Tempered Air ProductsThis screen allows The user To enTer The i/o manual managemenT menu.The Manual Management menu allows the us

Page 11 - Manufacturer

19DDC Controller for Tempered Air ProductsThis screen allows The user To adjusT bacneT msTp parameTers.This screen only appears if the selected BMS pr

Page 12 - B. Setpoint

2DDC Controller for Tempered Air ProductsSequence of Operation . . . . . . . . . . . . . . . 2General Operation . . . . . . . . . . . . . . . . 2Set

Page 13 - Outside Air Temperature (°F)

20DDC Controller for Tempered Air ProductsThis screen allows The user To quickly enable The bms To conTrol uniT operaTion.This screen appears if the u

Page 14

21DDC Controller for Tempered Air ProductsH. Manufacturera. ConfigurationConfiguration menu allows the user to change the setup code for the unit, en

Page 15 - D. Input/Output

22DDC Controller for Tempered Air ProductsThis screen allows The adjusTmenT of parameTers for The economizer funcTion.This screen only appears if an e

Page 16 - G. Service

23DDC Controller for Tempered Air ProductsThis screen displays The compressor minimum on and off Times.This screen only appears if DX cooling was prov

Page 17

24DDC Controller for Tempered Air ProductsThis screen allows adjusTmenT of The fan airflow proving swiTch Time delay.Since the unit is only part of a

Page 18

25DDC Controller for Tempered Air ProductsThis screen allows adjusTmenT of The Time del ay before The exhausT fan when The supply fan sTarTs.This scre

Page 19 - BACnet Plugin = YES

26DDC Controller for Tempered Air ProductsModbus-RTU/TCP/IP Network Address: 1BACnet IP/Ethernet BACnet MSTP Device Instance: 77000(default)LonWorks F

Page 20

27DDC Controller for Tempered Air ProductsThe pCOe is an Auxiliary I/O module that can be used to monitor additional statuses within the unit. The pCO

Page 21 - H. Manufacturer

28DDC Controller for Tempered Air ProductsDisplay is hard to read.Unit Controller Display: Hold PrgEsc ESC and Prg Esc ENTER at the same time, while

Page 22

29DDC Controller for Tempered Air ProductsParameter Factory Minimum MaximumDevice Instance 77000 0 4194303Station Address 0 0 127Max Master 127 0 127M

Page 23

3DDC Controller for Tempered Air Products3Sequence of Operation - Unoccupied cooling is enabled when the room temperature is greater than the unocc

Page 24 - B4 and BC4

30DDC Controller for Tempered Air Products*The BACnet IP/Eth card is configured for DHCP from the factory.To view the current parameters, go the BMS C

Page 25

31DDC Controller for Tempered Air ProductsMaintenance LogDate __________________ Time _____________ AM/PMNotes:_______________________________________

Page 26 - Unit Status Index

32474706•DDCController,Rev.3,June2011 Copyright2011©GreenheckFanCorporationGreenheck warrants this equipment to be free from defects in m

Page 27 - Auxiliary I/O (pCOe)

4DDC Controller for Tempered Air ProductsAlarmsThe DDC controller includes a digital output for remote indication of an alarm condition. Possible alar

Page 28 - Resistance (kΩ)

5DDC Controller for Tempered Air ProductsController OverviewJ1J1 J24J24J14J14J11J11J15J15J2J2 J5J5J4J4J3J3service cardRx-/Tx-Rx+/Tx+GNDC1NO1NO2NO3C1C4

Page 29

6DDC Controller for Tempered Air ProductsThe DDC controller is located in the unit control panel. The face of the controller has six keys, allowing th

Page 30

7DDC Controller for Tempered Air ProductsExamples of AlarmsIf an alarm occurs, the Prg Esc button will glow red on the controller and the remote displ

Page 31 - Maintenance Log

8DDC Controller for Tempered Air ProductsThe DDC controller will revert to a default main menu loop. This loop includes several screens to view the op

Page 32 - Warranty

9DDC Controller for Tempered Air ProductsHeating StatusHeater Control: 000% Hot Gas Reheat: 000% Staged reheat is: ON Compressor: 1 2STATUS LINEP

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