TRA 410, 421 Contents 1 Safety instructions Meaning of the safety instructions 2 General information Introduction Liability limitation Intended use 3 Operation for the first time Setting the setpoint temperature Setting the time and the date Setting the weekly switching programme 4 Functions –...
Failure to observe these instructions can cause functional impairments or even damage the device. Failure to observe the instructions: SAUTER will not accept any liability for damage caused by the failure to observe these instructions. The device may only be opened by authorised, qualified personnel when it is dis- connected from the power supply.
• connecting an external sensor All other uses, changes and modifications are expressly forbidden and lead to risks for which SAUTER is not liable. P100015830 C 5/19...
TRA 410, 421 Operation for the first time Operation for the first time Setting the setpoint temperature The setpoint temperature is set by turning the rotary knob to the left or the right. 1. Turn the rotary knob to the left.
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TRA 410, 421 Operation for the first time During the selection of the weekly switching programme , the current day and the timeline flash. appears in the display. 7. Select the weekly switching programme that you want by turning and pressing...
TRA 410, 421 Functions – settings – parameterisation Functions – settings – parameterisation The functions, settings and parameterisation of the room-temperature controller are called up using the rotary knob with turning/pressing mechanisms: • Pressing the rotary knob • calls up menus, •...
TRA 410, 421 Connection diagrams Connection diagrams TRA410F210 TRA410F212 24 V 230 V 2 pt 2 pt 230 V ‚ ‚ TRA421F210 TRA421F212 24 V 230 V 2 pt 2 pt 230 V ‚ ‚ ‚ ‚ CO MM NTC 22k...
TRA 410, 421 Dimension drawing Dimension drawing Overview of display Display Rotary knob with turning/pressing mechanism 10/19 P100015830 C...
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TRA 410, 421 Overview of display TRA 410 TRA 421 Display symbol Description Operating modes Settings Parameter Heating Cooling Normal mode Reduced mode Out of operation ECO time programme, inter- nal or external Unoccupied Time Time scale for time pro- gramme;...
Reset to factory settings Time and day programme Set time programme Set min. floor temperature Description of operation TRA 410 TRA 421 Display symbol Procedure Press to call up the menu. Press to change to operating modes. 12/19 P100015830 C...
Note: Decrease via the room thermostat or an ex- ternal signal or time programme; it is not possible to activate both. TRA 410: The signal of an external timer switches the room thermostat to the ECO mode. TRA 421: Internal time programme is activated; pi- lot timer output is activated.
TRA 410, 421 Description of operation Description of changing setpoints TRA 410 TRA 421 Display symbol Procedure Set the comfort temperature in the normal heat- ing mode Factory setting: 21 °C Press to confirm the selection. Turn to set the setpoint temperature that you want.
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TRA 410, 421 Description of operation TRA 410 TRA 421 Display symbol Procedure Set the weekly switching programme Factory setting for weekly switching programme (daily Mon-Sun): • Switching command P1: 06h00 to 08h00 com- fort mode • Switching command P2: 15h00 to 22h00 com- fort mode •...
TRA 410, 421 Description of operation Description of service parameters for TRA 421 Display symbol Procedure Change parameters: Press and turn twice to the right to select the Parameters menu. The Code symbol flashes. Press to confirm the selection. Press and turn to enter the four-digit service code.
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TRA 410, 421 Description of operation Display symbol Procedure Set the duration of the backlight of the display Factory setting: 15 seconds Determines the time period for which the display is illuminated after operation. Setting range: 0 to 30 seconds (in 5-second steps)
TRA 410, 421 Troubleshooting Display symbol Procedure Change the service code for the service menu Factory setting: 1234 Note: In order to avoid unwanted access to the service parame- ters, the service code should only be changed by the installer and documented in a safe location.