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Room thermostat II 230 V
quick instructions
Product description
The room thermostat II 230 V allows you to control
your wired heating applications conveniently via
your Smart Home system.
Description of the symbols
Warning!
Note about hazards
Note:
Additional
important information
Note about the installation video
8-750-002-395

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Summary of Contents for Bosch Room thermostat II 230 V

  • Page 1 Room thermostat II 230 V quick instructions Product description The room thermostat II 230 V allows you to control your wired heating applications conveniently via your Smart Home system. Description of the symbols Warning! Note about hazards Note: Additional important information...
  • Page 2: Safety Instructions

    Safety instructions ▶ Read this user manual completely before installing or commissioning the device and pay particular attention to the hazard information. ▶ The installation of this device and work on the 230 V network must only be carried out by an electrician.
  • Page 3 If a fault occurs, have the device checked by a specialist. ▶ Only use the device together with original components and recommended products from Bosch partners. ▶ Only operate the device with the control element attached.
  • Page 4 ▶ The device is only intended for private use. You can also use the explanatory videos and additional information on our website as an additional aid for mounting, installing, starting up and restoring the factory settings on your Bosch Smart Home room thermostat II 230 V: www.bosch-smarthome.com/rom/ room-thermostat-2-230V...
  • Page 5 Product overview LED display (2) Item Name Description Item Name Information area Displays error codes or other additional Control unit information. LED display Humidity Displays room humidity in normal operation. Status LED Secondary temperature display Reserved for the display of further temperature values (if applicable, optional accessories required) Rotary knob / system button Status indicators...
  • Page 6 The status LED (3) shows the status of the room thermostat using flashing codes. Signal Meaning Measures Flashes Pairing mode Please wait orange (is active) or device is communicating with the controller Flashes Pairing mode green (successful) or process confirmed Flashes Pairing mode If this is the first...
  • Page 7: Notes Regarding Installation

    Notes regarding installation The standards and directives applicable in your country must be observed during planning, set-up, operation and maintenance. The device is part of the building installation. Operation of the device is only permitted at 230 V/50 Hz AC voltage. Work on the 230 V network may only be carried out by an electrician.
  • Page 8: Installation And Mounting

    Installation and mounting Before you start: Be sure to shut off the power circuit breaker! If necessary, remove an existing thermostat. Connect the room thermostat II 230 V according to the connection diagram that suits you.
  • Page 9 Operation with 230 V devices 230V Connec- Description tion External conductor (230 V Neutral conductor Voltage-free input. For 230 V devices, connect the supply voltage to “L” via a wire bridge. Switching output for consumers Connections for external sensors or S1/S2 potential-free contacts.
  • Page 10 Operation with 24 V devices 230V Connec- Description tion External conductor (230 V Neutral conductor Voltage-free input. For 24 V devices, input for the external 24 V voltage supply. Switching output for consumers Connections for external sensors or S1/S2 potential-free contacts. External temperature sensor (available as optional accessory), e. g.
  • Page 11 Attach the in-wall housing to the wall box using suitable screws. Pay attention to correct orientation (Bosch writing at the top and readable): Place the control unit on the in-wall unit and press it in until it clicks into place.
  • Page 12 Level Potential application, e. g. 230 V/24 V actuators Normally closed actuator Heating mode Cooling mode Normally open actuator Heating mode Cooling mode Potential-free application, – – e.g. boiler Radiator, operation with 2nd generation Bosch – – Smart Home radiator thermostats...
  • Page 13: Resetting To Factory Settings

    Smart Home app. Start-up Ensure that you have a Bosch Smart Home controller and the Bosch Smart Home app and have successfully configured both. Now start the Bosch Smart Home app and select “Add new device”. Follow the instructions in the app.
  • Page 14: Maintenance And Cleaning

    Simplified declaration of conformity Robert Bosch Smart Home GmbH hereby declare that the radio equipment type Bosch Smart Home BTH-RM230Z corresponds with the directive 2014/53/EU. The complete text of the EU declaration of conformity is available via the following web address: https://gb-doc.bosch.com...
  • Page 15 Technical data Device type designation BTH-RM230Z Protection type IP21 Ambient temperature 0 – 50 °C Max. humidity 80 % (non-condensing) Housing dimensions (W × H × D) 86  ×  87  ×  35 mm Weight 131 g Radio protocol ZigBee 3.0 Radio frequency 2.4 – 2.4835  GHz Max. transmitting power 10 dBm Radio range in the open <...
  • Page 16: Spare Parts, Accessories

    Spare parts / accessories For information on available spare parts or accesso- ries, please visit: https://www.bosch-smarthome.com/rom/ spareparts Service information Robert Bosch Smart Home GmbH Schockenriedstraße 17 70565 Stuttgart-Vaihingen Germany service@bosch-smarthome.com @ www.bosch-smarthome.com/service 8-750-002-395  V003  09/2022...

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