Bard ECU Series Setup guide

Manual 2100-560
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ADVANCED
PROGRAMMING & FEATURES
Controller: 8403-066
ECU Series Controller
Manual: 2100-560
Supersedes: NEW
File: Tab 19
Date: 05-02-11

Manual 2100-560
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TABLE OF CONTENTS
Programming & Features
Controller Programming & Features .......................... Page 3
Home Screen Features.............................................. Page 3
Temporary Temperature Override ...................... Pages 3 & 4
Indoor Blower Settings............................................... Page 4
Setting Date/Time ...................................................... Page 4
Scheduling ......................................................... Pages 4 & 5
Alarm Feature ............................................................ Page 5
Security Settings................................................ Pages 5 & 6
Trend Logs................................................................. Page 7
Restart ............................................................... Pages 7 & 8
Restore Factory ......................................................... Page 8

Manual 2100-560
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*NOTE: Implement Controller Install/Operation/Quick Start Guide first.
Date and Time Line: Reference or Scheduling purposes
Current Operation Status: Cooling, Heating or Off status,
Indicated by “snowflake” icon, “heat waves” icon or “OFF”
Occupancy Status: Occupied, Unoccupied, and Temporary
Override option, indicated by “sun” icon, “moon” icon or
“OVR” letters respectively.
Fan Status: Fan blade icon, animated when “on”
System Information: “COMP” shows compressor discharge
Psig of compressor, “OAT” is OutdoorAir Temperature
Navigate the menus and change settings by pressing a combination of
various arrow buttons and the Enter button. Push the:
•Enter button to select and/or exit value editing
•Up or Down button to move among entries
•Right or Left button to move among value fields
•Left button to return to the home screen
*Note: Access to the Main Menu, setpoint adjust, and
System/Occupancy/Fan override may require a password.
Temporary Temperature Override: Any changes to temperature from the Home Screen will result in a
temporary “override” which will last for a programmable length of time (factory default is 1 hour).
To change temperature temporarily from the Home Screen, press:
1. Up or Down button to access the current temperature setpoint.
“SET” will appear under temperature reading.
2. Up or Down button again to adjust current temperature setpoint
to desired temperature
3. Enter or Left/Right buttons to select temporary setpoint change.
“OVR” will appear in the Occupancy Status Line.
To cancel Temporary Override from the Home Screen, press:
1. Left button to highlight Current Operation Status Line.
2. Down button to highlight Occupancy Status Line
3. Enter button to select Occupancy Status Line
4. Enter button again to select “Occ Override” and
highlight “ON”
5. Up/Down button(s) to change from “ON” to “OFF”
6. Enter button to select override cancellation
7. Left button to navigate back to Home Screen
To adjust Temporary Override time length from Home Screen, press:
1. Right button to access Main Menu Screen
2. Down button through entries to highlight System
3. Enter button to select System and enter System Screen
Current Room Temperature
Home Screen Features:

Manual 2100-560
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Adjusting Temporary Override time length (continued)
4. Down button through entries to highlight Occ Override (Hrs)
5. Enter button to select Occ Override (Hrs)
6. Up/Down button(s) to adjust time
(1/2 hour increments, Max. 12 hours)
7. Enter button to select new override time limit
8. Left button to navigate back to Main Menu
9. Left button to navigate back to Home Screen
Indoor Blower Settings: The indoor blower can be set to always run at 100% capacity regardless of call,
and also to run in either continuous or auto mode during occupied (always) periods.
To access/change Blower Settings from the Home Screen, press:
1. Left button to highlight Current Operation Status Line
2. Down button to highlight Fan Status Line
3. Enter button to select Fan Status Line and enter
Fan Modes Screen
4. Down button through selections, adjust as necessary.
-Always 100%: “YES” = system blower always runs 100% speed regardless of compressor
modulation or stages of heating, “NO” = system blower modulates to specific speeds engineered
by factory for best efficiency (Factory Default)
-Unocc: Since scheduling is not active on this controller, this setting has no effect on fan operation.
-Occ: “ON” = system fan will run continuously during all operational modes (Factory
Default), “Auto” = system fan will operate during call for cooling or heating, but will cycle off
when no compressor or no heating is needed.
5. Enter button to save changes to Fan Modes Selections
- Repeat steps 4 through 5 for all changes to Fan Modes Selections
6. Left button to return to Home Screen
Setting Date/Time: Unless scheduling is desired, the absolute date and time are not necessary, and only
used for alarm reporting reference points. Not entering a date/time will have no operational effect upon
the controller.
To enter the current date and time from the Home Screen, press:
1. Right button to access Main Menu Screen
2. Down button through entries to highlight Date/Time
3. Enter button to select Date/Time and enter Date/Time Screen
4. Enter button to select Date:
5. Up/Down button(s) to adjust existing Month, Day, Year
6. Enter button to select new entry
7. Down button to highlight Time:
8. Up/Down button(s) to adjust existing Hours, Minutes, Seconds
9. Enter button to select new entry
10. Left button to navigate back to Main Menu
11. Left button to navigate back to Home Screen
Scheduling: Scheduling is not a necessary part of the initial programming. It is an optional function
meant to allow for setback temperatures during unoccupied periods. From the factory, the controller has
no scheduling and will only allow occupied setpoints unless otherwise scheduled. If scheduling is
desired, current Date/Time will be necessary (see above).
*Note: Scheduling is NOT available for CCVC or CCFC system operation.

Manual 2100-560
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Scheduling: (continued)
To access scheduling from the Home Screen, press:
1. Right button to access Main Menu Screen
2. Down button through entries to highlight Schedule
3. Enter button to select Schedule and enter Schedule Screen
- Use the Up/Down buttons to scroll through schedule options
Weekdays and Weekend for a “5+2” style of scheduling
*Up to six (6) separate Occ/Unocc periods/day*
Entire Week for a “7-Day” style of scheduling
*Up to six (6) separate Occ/Unocc periods/day*
Individual Days for specific day-customization scheduling
*Up to six (6) separate Occ/Unocc periods/day*
Holidays for up to twelve (12) holiday exceptions to the main scheduling
*Holidays will override to setback temperatures for that specific date
4. Enter button to select specific Schedule Option
5. Enter button to select specific period of Occ/Unocc
6. Right button to access hours/minutes/seconds
- Adjust as necessary with Up/Down buttons
7. Right button to access period status
- Adjust as necessary with Up/Down buttons
choice of ON (occupied), OFF (unoccupied), or NULL (do not program this value)
“NULL” is used in certain Commercial Control platforms, and is not suitable for
use in a stand-alone ECU-Controller configuration.
8. Enter button to save scheduling programming
9. Repeat steps 3-8 as necessary to complete Scheduling time periods.
10. Left button to navigate back to Main Menu Screen
11. Left button to navigate back to Home Page
Alarms Feature: High pressure, low pressure, high temperature, and low temperature anomalies will be
recorded within an internal page. Alarms may be viewed and deleted as necessary for serviceability.
To view/delete internal Alarms, press:
1. Right button to access Main Menu Screen
2. Down button through entries to highlight Alarm
3. Enter button to select Alarm and enter Alarm Screen
- Logged alarms with show brief description/date
4. Enter button to show more detailed descriptions of Alarm
5. Enter button to be given delete choice
6. Enter button to delete alarm
7. Left button to navigate back to Main Menu
8. Left button to navigate back to Home Screen
Security Settings: There are five (5) separate areas that can be controlled by passwords, and four (4)
individual levels of security.
To access/program areas of security from Home Screen, press:
1. Right button to access Main Menu Screen
2. Down button through entries to highlight Advanced
3. Enter button to select Advanced and enter Advanced Screen
4. Down button through entries to highlight Security
5. Enter button to select Security and enter Security Screen
6. Controller will ask for Admin Level Password
Factory Default Admin Level Password: BARD

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Security Settings: (continued)
7. Enter button to select Access Levels and enter Access Levels Screen,
scroll through and select among the five (5) Access Levels you would like to secure:
SetpointAdj., Main Menu, System Mode, Occ Override, and Fan Occ/Unocc
8. Up/Down button(s) to select among the four (4) levels of security for each Access Level
None, User, Operator, and Administrator
9. Enter button to select the new level of security for the Access Level
- Repeat steps 6 through 8 for each of the five (5)Access Levels
9. Left button to navigate back to Security Screen
10. Left button to navigate back to Advanced Screen
11. Left button to navigate back to Main Menu
12. Left button to navigate back to Home Screen
To access/change Passwords from the Home Screen, press:
1. Right button to access Main Menu Screen
2. Down button through entries to highlight Advanced
3. Enter button to select Advanced and enter Advanced Screen
4. Down button through entries to highlight Security
5. Enter button to select Security and enter Security Screen
6. Controller will ask for Admin Level Password
Factory Default Admin Level Password: BARD
7. Down button through entries to highlight Passwords
8. Enter button to select Passwords and enter Passwords Screen
9. Up/Down button(s) to select among the three (3) levels of security passwords
User, Operator, and Administrator (“None” Level has no Password)
10. Enter button to select specific Password
11. Up/Down and Right button(s) to enter digits to specific Passwords
12. Enter button to save Password
- Repeat steps 9 through 12 for each of the three (3) levels of security passwords
13. Left button to navigate back to Security Screen
14. Left button to navigate back to Advanced Screen
15. Left button to navigate back to Main Menu
16. Left button to navigate back to Home Screen
*Note: After any password is given, the only delay to enabling security programming will be the
Inactivity (Secs) setting of controller (60 seconds is factory default). Once 60 seconds of button
inactivity is realized, security settings will go into effect.
**Note: If Admin password is changed to “0000,” it will inactivate all security passwords, and allow
unlimited access at all levels.
To access/change Inactivity (Secs) setting of controller from the Home Screen, press:
1. Right button to access Main Menu Screen
2. Down button through entries to highlight System
3. Enter button to select System and enter System Screen
4. Down button through entries to highlight Inactivity (Secs)
5. Enter button to select Inactivity and highlight seconds
6. Up/Down button(s) to adjust amount of seconds of inactivity
7. Enter button to save new time limit
8. Left button to navigate back to Main Menu
9. Left button to navigate back to Home Screen

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Trend Logs: The controller can be enabled to show a history log of recorded information, specific to
input sensors installed on the unit. Space temperature has been set up as a factory default log, with 10
min. samples taken continuously.
To access Trend Logs from the Home Screen, press:
1. Right button to access the Main Menu Screen
2. Down button through entries to highlight Trend Viewer
3. Enter button to select Trend Viewer & enter Trend Viewer Screen
4. Down button through entries to highlight chosen Log
5. Enter button to select Log and view recorded results
6. Left button to navigate back to Trend Viewer Screen
7. Left button to navigate back to Main Menu
8. Left button to navigate back to Home Screen
To program Trend Logs from the Home Screen, press:
1. Right button to access Main Menu Screen
2. Down button through entries to highlight Advanced
3. Enter button to select Advanced and enter Advanced Screen
4. Down button through entries to highlight Trend Logs
5. Enter button to select Trend Logs and enter Logs Screen
6. Down button to highlight chosen Trend Logs
-Trend 1 is factory default set-up to trend space temp
-Trend 2 - Trend 8 are programmable
7. Enter button to select chosen Log and enter Setup Screen
8. Down button to highlight Object Ref.
9. Select button to select Object Ref. and choose from the following:
- AI1 Space Temperature (Factory Default Trend 1)
- BV1 Occupancy - BO1 Indoor Fan -AV1 Minimum Deadband
10. Down button to highlight Log Enable
11. Enter button to select Log Enable
12. Up/Down button(s) to toggle False to True
13. Enter button to save True Setting
14. Down button to highlight Interval (Mins)
15. Enter button to select Interval (Mins)
16. Up/Down button(s) to adjust minutes of interval between readings
17. Enter button to save new setting
18. Left button to navigate back to Trend Log Screen
19. Left button to navigate back to Advanced Screen
20. Left button to navigate back to Main Menu Screen
21. Left button to navigate back to Home Screen
Restart: Should the controller exhibit erratic/haphazard performance during programming or operation, a
“soft-start” function has been enabled into the programming.
To initiate a Restart from Home Screen, press:
1. Right button to access the Main Menu Screen
2. Down button through entries to highlight Advanced
3. Enter button to select/enter Advanced Screen
4. Down button through entries to highlight Restart/Restore
5. Select button to select/enter Restart/Restore Screen
6. Controller will ask for Admin Level Password
Factory Default Admin Level Password: BARD

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Initiating a Restart (continued)
7. Enter button to select Restart
8. Up/Down button(s) and choose from the following options:
- Warm Start (least intrusive, quickest response)
- Cold Start (comprehensive restart)
- No (no Restart made)
9. Enter button to initiate
Note: controller will restart to Home Screen
Restore Factory: If the controller becomes unmanageable due to improper settings, the device can be
reset to “factory” settings by initiating a Restore Factory command.
To initiate a Factory Reset from the Home Screen, press:
1. Right button to access the Main Menu Screen
2. Down button through entries to highlight Advanced
3. Enter button to select/enter Advanced Screen
4. Down button through entries to highlight Restart/Restore
5. Select button to select/enter Restart/Restore Screen
6. Controller will ask for Admin Level Password
Factory Default Admin Level Password: BARD
7. Select button to select/enter Restart/Restore
8. Down button through entries to highlight Restore
9. Enter button to select Restore Factory
10. Up/Down button(s) to Toggle “No” to “Yes”
11. Enter button to initiate
Note: controller will restart to Home Screen
WARNING! All other levels of programming within this control are specific to performance parameters
of this unit, and changes or alterations may result in damage to the unit and/or component failure. Before
making any changes to specific programming details not present in this manual, please consult with the
Technical Service Department of Bard Manufacturing Company, Inc.