Benutzerhandbuch Siemens Thermostat Rdx [1/2 Seiten]

Siemens Thermostat RDX

CE1B3074en / 28.07.2003 Subject to alteration Siemens Building Technologies / HVAC Products

Operating Instructions

RDX…

RDX... – the temperature controller that allows you to easily set the room temperature you want. You have

2 choices. You can either rely on the factory settings or make adjustments that suit your individual needs.

Settings and operation

Warmer / cooler

adjustment of

temperature setpoints

3074Z01en

Buttons for setpoint

adjustments

Fan operating mode selector

Automatic or Continuous On

Operating mode

selector

Heating,

OFF or

Cooling

Display

Normal operation

Energy saving mode

Display of current

room temperature

(in Celsius / Fahrenheit),

or new setpoint

Heating ON

Fan output is switched On

Cooling On

Display of actual

room temperature

Heating and auxiliary heating On

Are your rooms too warm or too cold?

Normal operation

The + / - buttons allow you to increase or decrease the current room temperature setpoint in steps of 0.5 °C.

To do this, proceed as follows:

• Press

or once

The setpoint display starts flashing

• Press the buttons again to change the room temperature setpoint

10 seconds after the last press, the new temperature setpoint will automatically be stored. The display stops

flashing.

Changing from heating to cooling mode

/OFF/

AUX

With the manual changeover, modes can be

selected from heating mode, Off to cooling mode.

Off = not in operation.

Display shows that the heating output is active

Display shows that the heating and auxiliary heating

outputs are both active

Display shows that the cooling output is active

Changing the fan operating mode from Automatic

to Continuous On

Auto

Fan On

The fan output is switched on when the heating or

cooling output is activated

The fan output is switched on permanently

Changing from normal operation to energy

saving mode

Changeover from normal operation to energy saving

mode takes place automatically via an external

contact

(window switch / remote operation switch, etc.).

(Function inactive if the Heat-Off- Cool switch is in

the Off position)

Display shows normal operation.

Display shows energy saving mode.

Energy saving mode

If you want to change the factory-set temperature

setpoints (16 °C for heating and 28 °C for cooling),

follow the procedure given below (“Changing the

control parameters”).

Important:

The setpoint of energy saving mode can be

set to Off.

This means that the controller is not active in energy

saving mode and the parameter display shows Off.

Risk of frost!

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