Basic Documentation

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Siemens RDU341 Basic Documentation CE1P3172en

Building Technologies 2017-02-17

4.3 Operation

See also Operating Instructions B3172 [2] enclosed with the thermostat.

Layout

1 Operating mode selector / Protection

2 Adjust setpoint and control parameters

User action Effect, description

Normal operation Actual operating mode and state are

indicated by symbols

Press any button

(thermostat in normal operation)

Backlit LCD turns on and… (see below for

further action)

After the last operation and a timeout of 20

seconds, the LCD backlight turns off

Press left button Change operating mode

Press left button (P01 = 2) Toggle between heating and cooling

Press left button while "Operating

mode" via bus is Economy

Activate "Extend Comfort mode"

(for details, see page 16)

Press left button >5 seconds Activate / deactivate button lock

Press + or – Adjusts the Comfort room temperature

setpoint .

Thermostat changes to Comfort mode

Press + and – >3 seconds, release,

then press + again >3 seconds

Go to parameter setting mode “Service

level”

Press + and – >3 seconds, release,

then press – again >3 seconds

Go to parameter setting mode “Expert

level”, diagnostics and test

Press operating mode button and “+”

simultaneously for 6 seconds

Enter (KNX) programming mode

Button operation