The DDC controller will revert to a default main menu loop. This loop includes several screens to view the
operating conditions of the unit. Scroll through the menu screens by using the
Prg
Esc
Prg
Esc
keys.
Screens with a
dashed line border are dependent upon an optional accessory and may not always appear.
T
he
iniTial
menu
screen
displays
The
program
version
,
uniT
code
and
s
TaTus
l
ine
. T
he
s
TaTus
l
ine
displays
which
mode
The
uniT
is
in
.
Possible modes include:
• Initial Delay
• Sys On-Dehumidifying
• Opening Dampers
• Sys On-Dehumid & Reheat
• Exhaust Fan Starting
• Unoccupied-Unit Off
• Supply Fan Starting
• Unoccupied-Heating
• System On
• Unoccupied-Cooling
• Defrost Mode Active
• Manual Override
• Sys On-Economizer
• Remote Off
• Sys On-Heating
• Press Alarm Button!!!
• Sys On-Cooling
T
he
TemperaTures
on
This
screen
display
real
Time
condiTions
from
The
sensors
locaTed
in
The
uniT
and
The
room
(
if
insTalled
).
e
nergy
r
ecovery
w
heel
s
TaTus
. (
if
equipped
)
If equipped with an energy wheel, this screen will display the wheel speed. If
the unit contains a wheel VFD, this screen will display the wheel speed being
sent via the controller’s wheel analog output.
If the unit does not contain an energy wheel VFD, 0% = OFF; 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.
c
ooling
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 = 0 VDC
100% Cooling = 10 VDC
The cooling control output can be configured to DIRECT / REVERSE acting,
along with the minimum and maximum output voltages by entering the
MANUFACTURER
menu.
Packaged DX Cooling:
The Cooling Control displays internal cooling ramp as
a percent. Compressor operation is displayed when engaged.
• D = Digital Scroll Compressor Operation
• 1 = First Staged Compressor Operation
• 2 = Second Staged Compressor Operation
Heat Pump Cooling:
The Cooling Control displays internal cooling ramp as a
percent. Compressor operation is displayed when engaged.
• 1 = First Staged Compressor Operation
• 2 = Second Staged Compressor Operation
Main Menu Overview
TIME DATE UNIT##
TAP v1.04 GMYXX000X00
STATUS LINE
TIME DATE UNIT##
Supply Air:
000.0°F
Outside Air:
000.0°F
Cold Coil:
000.0°F
Room:
000.0°F
STATUS LINE
Energy Recovery
Wheel:
000% Speed
Wheel Differential
Pressure Is:
Normal
STATUS LINE
Cooling Status
Cooling Control:
000%
Compressor
D 1 2
STATUS LINE
®
8
DDC Controller for Tempered Air Products
®