Nordic ATWC Series, Инструкция по установке и обслуживанию, Страница: 38 / 106

PRELIMINARY: 24-Sep-2021 Page 38 002536MAN-00
Operational status of the
heat pump system
Manual controls are enabled
when in MANUAL OVER-
RIDE mode
Indi-
Clicking the SERVICE button will
disable the unit and fully open both
EEV’s to allow repair work to be
done to the refrigeration system.
Stage
In-
Out-
door
Outdoor temperature
(sensor located in
Outdoor Unit)
Outdoor fan speed, setpoint
suction pressure (heating
mode) or setpoint discharge
pressure (cooling mode) and
current pressure
Refrigeration system
pressure data, along
with alarm indicators
Refrigeration system
temperature data
Defrost
data:
start pressure at which defrost will
be triggered. Timer for defrost
cycle and defrost disabled cycle.
Sho
rt
Cy-
History button opens
Defrost History window
(also from menu
View-->Defrost History
)
Clear the defrost
history log
Refresh button
reloads the
defrost log
Number of defrosts since
history was last erased.
Defrost
history log
Compressor status
Real-time
display of
defrost state
Export the history
as tab delimited
Selectable temperature at
which compressor is disabled.
Force a defrost cycle
to occur immediately.
Auxiliary information.
Status light indicates
when in use.
Re-
View Menu:
This menu handles all of the operational viewing screens. Clicking on the View submenus will open the page in the PC APP’s frame.
The next few pages of the manual show screenshots of each of the pages along with some descriptions of what is on each page.
View-->Control Panel
: The main control panel window will open, shown below.
Heat pump model information
Click to enable or disable stage
2 cooling (not required for ATW)
View-->Setpoint Control
:
Shows the on-board temperature control screen. This screen is only available when Control Source HYD on the Configuration Page
is set to Setpoints (not Signals or BACnet ).
Refer to the Operation section earlier in this manual for details.
NEEDS
UPDATE