Button layout
The figure below shows buttons used to operate the digital
thermostats.
Item Description
A The - and + buttons are used to:
• Adjust setpoint temperature
• Modify settings menu parameters
B
C The OK button is used to:
• Toggle between current status data, and values of available
sensors connected to the thermostat
• Enter and exit the settings menu
• Confirm a setting
Uponor Smatrix Base T-148
The illustration below shows the parts of the thermostat.
Item Description
A Display
B Buttons
C Terminal for external sensor (non-polarised)
D Terminal for communication cable
Display layout
The figure shows all possible symbols and characters that can be
shown on the display:
Item Icon Description
A Temperature reading using a - or + sign, two digital
characters, a decimal point and a character showing
either 0 or 5
Relative humidity reading using two digital characters.
Indicated with a “%” character
B Temperature unit, shown when the character group A
shows a temperature
C Communication indicator
D Indoor temperature indicator
Remote sensor temperature indicator (RS mode)
The text Err and a flashing sensor icon indicates a
faulty sensor
Indoor temperature with floor temperature limitation
indicator
The text Err and a flashing floor sensor icon indicates
a faulty sensor
Floor temperature indicator
The text Err and a flashing floor sensor icon indicates
a faulty sensor
Outdoor temperature indicator
The text Err and a flashing outdoor sensor icon
indicates a faulty sensor
Relative humidity limit reached (high limit)
This symbol is only shown if cooling is active, and if
RH control is be activated in Uponor Smatrix PULSE
app (requires communication module).
E Settings menu
Settings menu number
F Heating demand
Cooling demand
G Comfort mode
H ECO mode
I Digital clock
Uponor Smatrix Base PULSE
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Installation and operation manual
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