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® CLIMASET Prossimo™ Series INSTRUCTION MANUAL...
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The scope of the warranty and ® ® responsibility of Climaset applies to the device only. Under no circumstances shall Climaset be responsible for any special, incidental, consequential, or indirect damages, howsoever caused.
Contents ® Enjoying your Climaset safely ..............4 ® Introducing your Climaset ..............6 Indicators on the screen and adjustments..........6 Smartikeys™: adjusting all settings with a single touch ......10 Summary of steps to adjust your thermostat ..........11 Installing the device easily ..............
Using higher ratings, protection is not assured. ® Ÿ Your Climaset also protects itself as well as your air conditioner with a fuse. In case of a burnt fuse, please check for malfunction of your air conditioner and thermostat, incorrect wiring, or short circuit.
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Ÿ Strong electromagnetic fields, such as powerful radio transmissions, can distort the screen content or cause device malfunction. Ÿ Never try to fix the device yourself. Replacement of the parts may affect the safe ® usage of the device. Always contact your local Climaset service center for repair.
Even advanced adjustments in the “Extra settings” screen are easy in the Prossimo series because of the existing navigation-based system of the keys. Indicators on the screen and adjustments The figure on the next page shows the display indicators and adjustments.
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Indicators on the screen and adjustments Ž Difference reading: Room temperature variation from the desired temperature, set in Temperature bar graph: The room temperature is shown graphically by the curved bar graph. It is updated every few seconds and remains unchanged until the next reading.
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Indicators on the screen and adjustments Graphical temperature setting indicator: An arrow on the right side of the temperature bar graph shows the desired room temperature graphically, set in ‘ Power status: This shows the power status of the device. It may display one of the following indicators: The device is in standby mode.
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Indicators on the screen and adjustments Choose fo r cooling, for heating, or, if your device supports it, for automatic heat/cool or for fan-only mode. “ Fan operation modes: The following fan operation modes are available: Normal fan operation mode: The air conditioner runs with the adjusted fan speed Ÿ...
Smartikeys™: adjusting all settings with a single touch may enable the continuous fan operation mode as described in Appendix C. In this mode, the fan never switches off, but the thermostat controls the room temperature by switching on or off components other than the fan, such as a compressor, an electric valve, etc.
Summary of steps to adjust your thermostat settings have been made. You do not need to press any more keys. These default settings have been optimized for most people and most environments. ? If the difference indicated on the display (Ž) is below 1°C, the device may not turn on immediately.
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The device will exit this mode and the lowest fan speed will be selected. „ Use the “+” ( ) Or “-” ( ) key to increase or decrease the set temperature. 25°C is normally suitable for most people and environments. ® Enjoy using your Climaset .
Installing the device easily Installing the device easily The instructions below have been prepared to assist you in the installation of the device. Please read the instructions throughly and carefully before installing the device. Following all the steps as described guarantees your safety and the functionality and endurance of the thermostat and air conditioner.
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Installing the device easily 3 to 5 mm tip latches latches ƒ Release the back wall mounting „ Position the mounting plate on the plate. There are four latches, as wall. Use a pencil to mark the illustrated in the figure, two at the top mounting holes.
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Installing the device easily … Wiring techniques: The function of † Mounting the unit: Hold the the wires and their respective thermostat face parallel to the wall positions in the thermostat terminals surface. Do not incline the thermostat vary based on type of air conditioner face.
Appendix A. Appendix A. Miniature circuit breaker (MCB) selection guide The following table provides a guideline to select the proper type of miniature circuit breaker to protect your air conditioner and therefore your thermostat. The nominal rating of the proper circuit breaker has been estimated based on the air handling capacity of the air conditioner.
Appendix B. Appendix B. Thermostat selection guide and wiring diagrams Air conditioner type: Vertical room fan coil Appropriate thermostat: Prossimo 3100 Null High Line Medium Terminal Input/ Description Electrical characteristics number Output Null Input AC 220V / 24V 50Hz To fan speed selector Output AC 220V / 24V 50Hz Do not connect...
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Appendix B. Air conditioner type: Single-speed ducted fan coil Appropriate thermostat: Prossimo 3100 Relay Null Line Terminal Input/ Description Electrical characteristics number Output Null Input AC 220V / 24V 50Hz To fan speed selector Output AC 220V / 24V 50Hz Do not connect Do not connect Do not connect...
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Appendix B. Air conditioner type: Two-pipe vertical room fan coil with on/off normally closed valve Appropriate thermostat: Prossimo 3110A High Null Medium NC Valve Line Terminal Input/ Description Electrical characteristics number Output Null Input AC 220V / 24V 50Hz To fan speed selector Output AC 220V / 24V 50Hz Do not connect...
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Appendix B. Air conditioner type: Single-speed, two-pipe ducted fan coil with on/off normally closed valve Appropriate thermostat: Prossimo 3110A Relay Null NC Valve Null Line Terminal Input/ Description Electrical characteristics number Output Null Input AC 220V / 24V 50Hz To fan speed selector Output AC 220V / 24V 50Hz Do not connect...
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Appendix B. Air conditioner type: Single-speed ducted split equipped with hot water coil for heating Appropriate thermostat: Prossimo 3110B Relay Null Line Compressor contactor Contactor ? If the rated current of the indoor fan electro motor exceeds 3A, a relay as illustrated is necessary between thermostat and electro motor. Terminal Input/ Description...
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Appendix B. Air conditioner type: Four-pipe vertical room fan coil with two on/off normally closed valves Appropriate thermostat: Prossimo 3111A High Null Medium NC Cooling Valve Line NC Heating Valve Terminal Input/ Description Electrical characteristics number Output Null Input AC 220V / 24V 50Hz To fan speed selector Output AC 220V / 24V 50Hz...
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Appendix B. Air conditioner type: Four-pipe, single-speed, ducted fan coil with two on/off normally closed valves Appropriate thermostat: Prossimo 3111A Relay Null Line Null NC Cooling Valve Null NC Heating Valve Terminal Input/ Description Electrical characteristics number Output Null Input AC 220V / 24V 50Hz To fan speed selector Output...
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Appendix B. Air conditioner type: Single-speed ducted split or packaged air conditioner unit equipped with hot water coil with normally closed valve/ electric coil / gas burner for heating Appropriate Thermostat: Prossimo 3111A Relay Null Compressor contactor Line Contactor Heating Valve/Burner/Electric coil Input/ Electrical Terminal...
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Appendix B. Air conditioner type: Single-speed ducted split or packaged air conditioner unit with reversing valve for heating Appropriate thermostat: Prossimo 3111B Relay Null Compressor contactor Line Contactor Reversing Valve Terminal Input/ Description Electrical characteristics number Output Null Input AC 220V / 24V 50Hz To fan speed selector Output AC 220V / 24V 50Hz...
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Appendix B. Air conditioner type: 2-speed ducted split or packaged air conditioner equipped with hot water coil for heating Appropriate thermostat: Prossimo 3210 Relay Null Relay Line Compressor contactor Contactor Terminal Input/ Description Electrical characteristics number Output Null Input AC 220V / 24V 50Hz Fan high Output AC 220V / 24V 50Hz...
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Appendix B. Air conditioner type: 2-speed ducted split or packaged air conditioner unit equipped with hot water coil with normally closed valve/ electric coil / gas burner for heating Appropriate thermostat: Prossimo 3211A Relays High Null Compressor contactor Line Contactor Heating Valve/Burner/Electric coil Input/ Electrical...
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Appendix B. Air conditioner type: 2-speed ducted split or packaged air conditioner unit with reversing valve for heating Appropriate thermostat: Prossimo 3211B Relays High Null Compressor contactor Line Contactor Reversing valve Terminal Input/ Description Electrical characteristics number Output Null Input AC 220V / 24V 50Hz Fan high Output...
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Appendix B. Air conditioner type: 3-speed horizontal room fan coil Appropriate thermostat: Prossimo 3300 Null High Medium Line Terminal Input/ Description Electrical characteristics number Output Line Input AC 220V / 24V 50Hz Fan high Output AC 220V / 24V 50Hz Fan medium Output AC 220V / 24V 50Hz...
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Appendix B. Air conditioner type: 3-speed ducted fan coil Appropriate thermostat: Prossimo 3300 High High Null Medium Medium Line Terminal Input/ Description Electrical characteristics number Output Null Input AC 220V / 24V 50Hz Fan high Output AC 220V / 24V 50Hz Fan medium Output AC 220V / 24V 50Hz...
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Appendix B. Air conditioner type: 4-speed horizontal room fan coil Appropriate thermostat: Prossimo 3400 Null High Medium Extra Low Line Terminal Input/ Description Electrical characteristics number Output Null Input AC 220V / 24V 50Hz Fan high Output AC 220V / 24V 50Hz Fan medium Output AC 220V / 24V 50Hz...
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Appendix B. Air conditioner type: 4-speed ducted fan coil Appropriate thermostat: Prossimo 3400 High Null High Medium Medium Line Extra Low Extra Low Terminal Input/ Description Electrical characteristics number Output Null Input AC 220V / 24V 50Hz Fan high Output AC 220V / 24V 50Hz Fan medium Output...
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Appendix B. Air conditioner type: 5-speed horizontal room fan coil Appropriate thermostat: Prossimo 3500 Null Extra High High Medium Extra Low Line Terminal Input/ Description Electrical characteristics number Output Null Input AC 220V / 24V 50Hz Fan extra high Output AC 220V / 24V 50Hz Fan high Output...
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Appendix B. Air conditioner type: 5-speed ducted fan coil Appropriate thermostat: Prossimo 3500 Extra High Extra High Null High High Medium Medium Line Extra Low Extra Low Terminal Input/ Description Electrical characteristics number Output Null Input AC 220V / 24V 50Hz Fan extra high Output AC 220V / 24V 50Hz...
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Appendix B. Air conditioner type: 3-speed horizontal room fan coil with on/off normally closed valve Appropriate thermostat: Prossimo 3310A Null High Medium NC Valve Line Terminal Input/ Description Electrical characteristics number Output Null Input AC 220V / 24V 50Hz Fan high Output AC 220V / 24V 50Hz Fan medium...
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Appendix B. Air conditioner type: 3-speed ducted fan coil with on/off normally closed valve Appropriate thermostat: Prossimo 3310A High High Null Medium Medium Null Line NC Valve Terminal Input/ Description Electrical characteristics number Output Null Input AC 220V / 24V 50Hz Fan high Output AC 220V / 24V 50Hz...
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Appendix B. Air conditioner type: 3-speed ducted split or packaged air conditioner equipped with hot water coil for heating Appropriate thermostat: Prossimo 3310B Relays High High Medium Medium Null Compressor contactor Line Contactor Terminal Input/ Description Electrical characteristics number Output Null Input AC 220V / 24V 50Hz...
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Appendix B. Air conditioner type: Four-pipe horizontal room fan coil with two on/off normally closed valves Appropriate thermostat: Prossimo 3311A Null High Medium Line NC Cooling Valve NC Heating Valve Terminal Input/ Description Electrical characteristics number Output Null Input AC 220V / 24V 50Hz Fan high Output AC 220V / 24V 50Hz...
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Appendix B. Air conditioner type: Four-pipe, 3-speed, ducted fan coil with two on/off normally closed valves Appropriate thermostat: Prossimo 3311A Relays High High Null Medium Medium Line NC Cooling Valve Null NC Heating Valve Null Terminal Input/ Description Electrical characteristics number Output Null...
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Appendix B. Air conditioner type: 3-speed ducted split or packaged air conditioner unit equipped with hot water coil with normally closed valve/ electric coil / gas burner for heating Appropriate thermostat: Prossimo 3311A Relays High High Medium Medium Null Compressor contactor Line Contactor Heating Valve/Burner/Electric coil...
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Appendix B. Air conditioner type: 3-speed ducted split or packaged air conditioner unit with reversing valve for heating Appropriate thermostat: Prossimo 3311B Relays High High Medium Medium Null Compressor contactor Contactor Line Reversing valve Input/ Electrical Terminal Description number Output characteristics Null Input...
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Appendix B. Air conditioner type: Single-speed refrigerated type packaged air conditioner unit with maximum two stages of cooling and two stage of heating Appropriate thermostat: Prossimo 3122 Null Relays Null Cooling Contactor Auxiliary cooling Line Auxiliary Heating Contactor Heating Input/ Electrical Terminal Description...
Appendix C. Appendix C. Extra settings You may enter the Extra Settings screen by holding “ ” ( ) and “ ” ( ) simultaneously for a few seconds. Extra settings are intended to be modified by experts. We do not recommend that you modify these settings unless you have enough knowledge about their effects.
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Appendix C. You may navigate through the rows by pressing “ ” ( )or “ ” ( ). Each row displays the settings for its respective parameter. The last two rows are used to restore factory settings and save and exit. Œ...
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Appendix C. ‘ Recycle delay: If the thermostat directly commands a compressor, you need to set at least a 3-minute compressor restart delay to prevent damage to the compressor electro motor from successive restarts. The compressor cannot restart instantly after being switched off. The delay is necessary to equalize the pressure over the compressor.
Appendix D. Appendix D. Troubleshooting Issue Action The display has vanished Check whether the circuit breaker is on and the fuse inside the thermostat is not blown. In any of these cases, we recommend that your air conditioner and your wiring be checked by a technician. Note for the technician: Turn off the circuit breaker.
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Appendix D. Issue Action The air conditioner does 1. Check whether the power icon indicates the not start Operational mode. 2. Check whether you have selected heating or cooling appropriately. 3. Check whether the temperature difference is above the temperature swing which by default is 1ºC. Check Extra Settings screen for the swing temperature.
Appendix E. Appendix E. Technical specifications Temperature sensitivity 0.1°C Backlight White Display length 56 mm / 2.2 inches Thermostat Display width 56 mm / 2.2 inches specifications Width 90 mm / 3.5 inches Length 90 mm / 3.5 inches Height 26 mm / 1 inch Temperature 0°C to 70°C...
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