Timeguard ProgramaStat TRT037 Operating & Installation Instructions Manual page 6

3) The TRT037 comes with a factory installed
(default) programme for both 5–2 and 7 day
options which you use or modify as you wish.
Just pressing the reset button brings this
programme into operation.
The default programme for every day is
as follows:-
6:00 AM 21ºC
8:00 AM 17ºC
12:00 PM 21ºC
2:00 PM 17ºC
4:00 PM 21ºC
10:00 PM 17ºC
For both 5–2 and 7 day options.
To programme the temperature periods, press
the set button. Mon will flash. To programme
Mondays time/temperature periods press select
button. Alternatively use the + and - buttons to
change the day, and then select to continue. The
time will then flash. This is the start time for the first
period. Press + or - to set the hour for the start time
for period 1. Press select to move to the minutes.
Use the + and - to set the minutes. Press select to set
the temperature for this period. Use the + or - keys
to set the desired temperature. Press select again
to programme the next time period. There are
6 time periods per day.
Once the 6 periods for Monday are programmed,
Press set button, and Monday will start to flash.
Use the + and - button to change the day to Tuesday,
and then use select to program Tuesdays time
periods and temperatures. For 7 day programming,
this will need to be done for all 7 days. If set is pressed
twice, the unit will return to operating mode.
Omitting Days
Omitting a day can be achieved by selecting
10ºC for every time period for that day
(all times and temperatures must be entered).
The heating will not turn on unless the room
temperature falls below 10ºC (50ºF).
Programming temperature periods for
5–2 days option
For 5–2 day mode, time periods and temperatures
will need to be programmed for M–F and then
for S–S. i.e.: only 2 sets of times need to be
programmed, not 7 (individual) sets of times.
Temperature override
In operating mode, the temperature set for the
current period can be overridden. To adjust the set
temperature, press the + or - button once. The screen
will illuminate blue while button is pressed.
Use + and - buttons to set desired temperature.
If the + or - button is held down, the display will
advance rapidly. Once the desired temperature
is set, the unit should revert to displaying the
current room temperature 5 seconds after the last
button press. The illumination will also turn off
after 5 seconds. In manual mode, there will be a
hand symbol displayed on the screen. The new
temperature will remain valid until the next
programmed period starts.
A burner symbol A burner symbol is displayed when temperature is displayed when temperature
is below desired value, indicating that the
thermostat is calling for heat from the boiler.
Review set temperature
The set temperature can be reviewed at any time,
by a single press of the + or - button. 5 seconds after
this single button push, the unit will show the
current room temperature, and the screen
illumination will turn off.
Frost protection
Frost protection reduces the set temperature to 5ºC.
Frost protection is activated by holding down the
frost protection button for 3 seconds. When in frost frost protection button for 3 seconds. When in frost
mode, the frost symbol mode, the frost symbol will flash on the display. will flash on the display.
The set temperature buttons remain non-functional
during frost mode. The unit will remain in frost
mode until the frost button is held down for a
further 3 seconds.
Battery replacement
When the battery needs replacing, a battery symbol
will flash on the display. will flash on the display.
Sleep mode
The unit can be put into sleep mode by simultaneously
holding down the + and - buttons for 3 seconds.
Pressing any button will exit sleep mode. In sleep
mode, all outputs are suspended and the screen is
blank (useful for longer periods when the house
is unoccupied and frost protection is not required).
To clean use a dry cloth only. Do not use any
liquid cleaners.
5. Specifications
Current rating: 3 (1) A
Voltage: 230V, 50Hz
Switch type: Single pole, change-over (SPCO)
Volt Free Contact
Operating
temperature
range: 0ºC to 50ºC
Set temperature
range: 10ºC to 35ºC adjustable in
0.5ºC steps
Complies with: BS EN 60730
Span: 1ºC or 0.5ºC
Micro
disconnection: Type 1.B control action
Batteries: 2 x AA alkaline