Siemens BPS242RF Operating Instructions

Operating instructions
The BPS242RF is a programmable room thermostat that switches between two temperatures known as Sun (comfort) and
Moon (energy saving) which you could describe as on and off. On being the higher temperature (Sun) and off being a lower
temperature (moon). Note the moon setting can be as low as 5°C.
Actual room temperature in ºC
The unit is controlling to the selected
comfort temperature
The unit is controlling to the selected
energy saving temperature
The unit is controlling to the frost
protection temperature at 5 ºC
Indicates when the temperature
setpoint has been changed by the
user. This setpoint will be maintained
until the next switching time. This
function is only active when the unit is
in automatic mode.
Setting knob
Warmer / colder for selecting
the temperature
Battery compartment
2 alkaline batteries type AA, 1.5 V
Operating mode selector
This silder determines how the thermostat
operates
Automatic mode: In this position the thermostat switches at
the programmed times and temperatures
In this position the thermostat ignores all programmed times
and runs permanently at the temperature set in
In this position the thermostat ignores all programmed times
And runs permanently at the temperature set in
Frost protection Thermostat runs permanently at 5°c
Advance button
Switches the operating mode from comfort to energy saving,
or vice versa, until the next switching time
Display
Indicates when there is demand for
heat
Replace batteries
Frost protection: The unit is
controlling continuously to the frost
protection temperature at 5
Energy saving mode: The unit is
controlling continuously to the
energy saving temperature
Comfort mode: The unit is
controlling continuously to the
comfort temperature
Automatic mode: The unit is
controlling to the selected time and
temperature programs.
Programming selector
Time setting position
A1
First switch on time
A2 First switch off time
A3
Second switch on time
A4
Second switch off time
Comfort (ON) temperature setting
Energy saving (OFF) temperature
setting
Set the controller to RUN when all
RUN
programming is completed
Introduction
This leaflet provides you easy-to-follow instructions on how to set-
up your BPS242RF programmable room thermostat.
BPS242RF
Contents
Commissioning
Initial power up
How do I set the Clock
How do I set the ON and OFF times
How do I set the comfort (ON) temperature
How do I set the energy saving (OFF) temperature
How do I Change batteries
Configuration instructions for the BOSS BR1
(Wireless RF version only)
Energy savings tips
°
C
Commission

Remove the black transit tabs from the
alkaline batteries.

Check to see if the battery holder is in the
correct position.

If no batteries are inserted, fit 2 alkaline
batteries type AA in the battery compartment.
Initial power-up

Once batteries are fitted all symbols will be
displayed on the display screen as shown for
around 2 seconds.
Set Clock
1. Move the vertical slider to position
2. The current time setting flashes.
3. Turn the setting knob counterclockwise -
to decrease the time, or clockwise +
to increase the time.
4. When the correct time is displayed move
the programming vertical l slider to any other
position to confirm your setting.