The
Overrides
menu is for start-up, commissioning and troubleshooting.
This menu allows the user to override the control loops. If further control is
required, the user can also manually control the controller inputs and outputs.
To access the
Overrides
sub-menu, enter the service password (Default=1000).
To manually override a control loop, the unit must be ON. In each respective
screen, change the control from AUTO to MANUAL.
To resume normal operation after overriding the controller, simply cycle power
to the unit.
T
his
screen
allows
The
user
To
override
The
energy
wheel
operaTion
.
This screen only appears if the unit is equipped with a non-VFD operated energy
wheel.
When the Wheel Control is in the MANUAL mode, use the arrow buttons to turn
the wheel ON or OFF.
T
his
screen
allows
The
user
To
override
The
energy
wheel
operaTion
.
This screen only appears if the unit is equipped with a VFD operated energy wheel.
When the Wheel Control is in the MANUAL mode, use the arrow buttons to
alter the wheel %. This is directly proportional to a 0 - 10 VDC signal being sent
to the energy wheel VFD.
F.
Board Switch
The
Board Switch
menu allows the user to jump between different controllers
with a remote display. This requires a remote display, along with additional
controllers, set-up in a pLAN network. A pLAN can consist of up to 32 devices, in
different combinations, but a maximum of 31 controllers.
w
hen
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
Unit Address:
1
Switch to unit:
1
1 . . . . . . . . . . 16
17 . . . . . . . . . 32
G.
Service
e
nTering
The
i
nformaTion
sub
-
menu
will
display
informaTion
abouT
The
conTroller
and
The
program
loaded
on
The
conTroller
.
Code:
Controller setup code determines functionality of program. When
contacting the factory, please reference this code.
The
Service
menu allows the user to access several sub-menus regarding
controller information, controller overrides, operating hours, BMS configuration,
I/O manual management and Probe Adjustment. The user can also change the
default Service Password (1000) by accessing the
Service Settings
sub-menu.
By accessing the
BMS Config
sub-menu, the user can adjust BMS protocol
settings.(BACnet, LonWorks, Modbus)
Information
Greenheck Fan
Code: GMY10000X00
Ver.: 1.04
06/01/11
Manual: 474706
Bios:
5.12 11/17/10
Boot:
4.03 07/03/06
Control Loop Overrides
Unit must be ON.
To resume normal operation,
cycle unit power.
Energy Wheel Override
Wheel Control:
Auto
Wheel: OFF
Energy Wheel Override
Wheel Control:
Auto
Wheel: 100%
G.
Service
a. Information
G.
Service
b. Overrides
16
DDC Controller for Tempered Air Products
®
