To enter setup mode, press and hold SYSTEM for 5
seconds.
In setup mode, press EXIT to discard changes made to the
current setting and exit setup mode. Press CONFM to
apply changes and proceed to the next setting.
Set Calendar
NOTE: If thermostat is online, Set Calendar screen will
not be available, calendar adjustment is not needed.
Thermostat will retrieve the date automatically when it is
configured to online.
Press
/
to change year, month and day
accordingly.
Press CONFM to apply changes and proceed to the next
setting.
12/24 Hour
Press
/
to switch between 12 and 24 hour mode.
Press CONFM to apply changes and proceed to the next
setting.
o
o
C /
F Selection
o
o
Press
/
to switch between
C or
F temperatuire
unit.
Press CONFM to apply changes and proceed to the next
setting.
Span Selection
"P" represents span setting, the temperature hysteresis
when demand is met or demand is fulfilled.
selectable values are 0.5°C(1°F) / 1.0°C(2°F) / 1.5°C(3°F).
Smaller value will result in faster heating/cooling response
but more system cycling.
Bigger value will result is
slower system response and less system cycling. The
o
o
default span setting is 0.5
C / 1
F.
to change the values. Press CONFM to
Press
/
apply changes and proceed to the next setting.
Temperature Calibration
This thermostat is calibrated at factory, calibration is
generally not needed. However if a calibration is desired,
p ress
to offset the temperature measurement.
/
3.0 to +3.0°C /
6.0 to +6.0°F.
The range of offset is
-
-
Short/Long Delay Selection
to select between short or long minimum
Press
/
.
off time for heat
This selection does not affect cooling.
Press CONFM to apply changes and proceed to next
setting.
Select Long minimum off time for compressor heat to
prevent short cycling of syst em; Otherwise select Short
minimum of f time for faster system response.
" SdLY " represents short delay. "LdLY " represents long
delay.
Mode
Short Delay
Long delay
4 -5 min
Heat mode
5-10sec
Cool mode
4
5 min
4
5 min
-
-
DST (Daylight Saving Time)
Press
to enable/disable DST (summer time)
/
function. The clock will advance or retreat automatically
on the switch days.
DST begins on the last Sunday in
March and ends on the last Sunday in October.
Time switching will be carried out at Central European
Time 2am. When the clock is advanced, DST icon will be
The
shown on screen.
If your region is outside Central
European Time, DST switch time may differ by a few
hours but time will match afterwards. Alternatively, DST
feature may be disabled and clock shall be adjusted
manually.
Screen Lock Selection
Press
or
to enable (ON) or disable (OFF) the
security lock. If it is enabled, user is required to input a
4 -digit password.
Press
or
on the left to change the password. P1
st
indicates that the 1
digit password (read from the left) is
selected. Press
or
on the right to select the digit.
After setting all 4 digits, press CONFM to activate the
security mode. Do not set the password as 8888, 8888 is
a special function to restore all thermostat setting to
default.
Please keep the password in a safe location,
there is no way to disable the screen lock until a correct
password is entered.
When security mode is activated, " " is shown on the
LCD and all keys are disabled excep t SYSTEM.
Disable the Screen L ock
1. Press SYSTEM and enter the cor rect password .
2. If the password is correct, the security lock will be
disabled. Otherwise, it remains locked.
View Calendar
1. Press the current weekday to view the current date.
2. Press EXIT to exit.
Clock Setting
(Normally clock adjustment is not needed. Thermostat
will retrieve the time automatically when it is configured
to online.
Time zone setting must be adjusted
accordingly.)
1. Press CLOCK to enter the clock setting mode.
2. When thermostat is online:
Press
or
to adjust the Time zone ( GMT,
Greenwich Mean Time) setting (-12 to +13 hours).
Press CONFM to save the setting.
When thermostat is offline:
Hour adjustment screen is shown. Press
change the hour. Press CONFM to save the setting.
Minute adjustment screen is shown. Press
to change the minute. Press CONFM to save the
setting and exit the clock setting mode.
Clean Screen Mode
1. Press CLEAR to enter the clean screen mode.
2. The screen will show a 20 - second countdown
immediately after key is pressed.
.
3. During countdown, all keys are disabled
4. When countdown reaches zero, press EXIT to exit
clean screen mode or press CLEAR to repeat the
countdown.
Usage
This thermostat can record the UV and energy usage.
These counters count hourly. Each count is 4 -digit long
(0~9999).
UV usage starts counti ng when thermostat is powered
on.
Energy usage starts counting when the heater / cooler
is turned on.
When the count reaches the set limit, the corresponding
usage icon will show on screen as a reminder
.
View Usage:
1. Press USAGE to enter the usage mode.
2. UV and energy counter (in hours) are shown
respectively by pressing USAGE.
3. Press CLEAR to clear the current counter records if
necessary.
4. Press EXIT to exit the usage mode.
Adjusting Usage limit:
1. Press and hold USAGE for 3 seconds during the usage
mode.
or
to
or