Rotex RoCon U1 Operating Manual
Electronic controller for heat pumps
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- Operating instructions manual (52 pages) ,
- Operating instructions manual (64 pages)
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Summary of Contents for Rotex RoCon U1
- Page 1 For certified companies ROTEX Control unit RoCon HP, RoCon U1, RoCon M1 Operating manual Electronic controller for heat pumps For the types HPSU compact 304 HPSU compact 308 HPSU compact 508 HPSU compact 516 Output 06/2015...
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Page 2: Table Of Contents
4.4.2 Room station RoCon U1 ....33 Malfunctions and fault codes....54 4.4.3... - Page 3 Other items ......58 10 List of keywords ..... 59 FA ROTEX RoCon HP - 06/2015...
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Page 4: Safety
Certain screen displays or menu points may differ from those shown in these instructions due to country or equipment varia- DANGER! tions in the ROTEX HPSU compact or the status of the user Draws attention to imminent danger. logged onto the Control unit. -
Page 5: Avoid Danger
1.4 Proper use The RoCon HP may be used only in ROTEX HPSU compact heat pumps that have been approved for ROTEX the regulating system RoCon. The ROTEX RoCon HP may only operated only according to the indications in this manual. -
Page 6: Product Description
The RoCon U1 room station has the same operating panel as the It is responsible for all safety management functions of the ROTEX HPSU compact B1 operating element integrated in the ROTEX HPSU compact. -
Page 7: Operation
Fault status, depending on the type of fault, the The most effective energy utilisation is achieved by the ROTEX HPSU compact continues to function with ROTEX HPSU compact at the lowest possible return restrictions. flow and hot water temperatures. Green: Operating mode with operator authorisation. -
Page 8: Operating Elements
Independent of the setting of the rotary switch, the ROTEX HPSU compact operates in accordance with Mixer circuit the operating mode set in the switch position "Oper- The current inflow temperature of the se- or which has been activated by a ating Mode"... -
Page 9: Operating Concept
Independent of the setting of the rotary switch, the in such a way that the frequently required settings options are ac- ROTEX HPSU compact operates in accordance with cessible quickly and directly at the main function level (selection the operating mode set in the "Operating Mode"... -
Page 10: Basic Functions And Operating Modes
3.4.1 System information (Info) In this rotary switch position, the rotary switch can be used to call up all the system temperatures, the type of ROTEX HPSU compact, various software information and the operating sta- tuses of all system components, one after the other. The number of displayed parameters depends on the connected components. - Page 11 Operation Display operating data overview Short Explanation of the displayed value The current operating data for the ROTEX HPSU compact are desig- shown on the RoCon HP Control unit in the "Overview" infor- nation mation level. TVBH2 = TVBH The display of the operating data is not divided into several Current heating return flow temperature, sec- windows.
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Page 12: Setting The Operating Mode
In this mode, the ROTEX HPSU compact is shifted to the stand- by mode. The frost-protection function (see section 3.6.5) re- mains in place. In order to maintain this function, the system must... - Page 13 Automatic 2 8200 the connected heating circuits, and – ROTEX HPSU compact has been switched on for at Tab. 3-6 Resistance values for the evaluation of the EXT signal least 5 mins. The resistances specified in tab. 3-6 work at a toler- Operating mode Reducing ance range of 5 %.
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Page 14: Temperature Setting Daytime Room Temperature
Confirm the changes with a brief push of the rotary switch. Change has been accepted. Jump back to previous dis- play. More detailed explanations and possible setting values for this rotary switch setting can be seen in section 6.6. FA ROTEX RoCon HP - 06/2015... -
Page 15: Switching Time Program
--:-- -> --:-- Entire week 06:00 -> 22:00 (Monday to Sunday) --:-- -> --:-- --:-- -> --:-- See HC Program 1 HC Program 1 HC Program 2 Tab. 3-8 Menu structure heating circuit timer programme FA ROTEX RoCon HP - 06/2015... - Page 16 "Set in the parameter [T-Absence]. Temp Night" – The hot water generation is not affected. – The time programme runs for the set time period after acti- vation. FA ROTEX RoCon HP - 06/2015...
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Page 17: System Settings
We undertake the basic settings for the Control unit RoCon HP and the system configurations for the installation environment of the ROTEX HPSU compact, the direct heating circuit, the hot water generation and any optionally connected components in the rotary switch setting "Configuration"... -
Page 18: Quite Mode
Place the rotary switch in the "Configuration" position. Requirement: A valid terminal ID has been allocated to the control unit RoCon B1 of the ROTEX HPSU compact or room An overview is displayed. station RoCon U1 ( 15 70 34). -
Page 19: Special Functions
You will need a special electric meter with an SG receiver for this 3.5.1 Manual Operation function, and the ROTEX HPSU compact must be connected to Manual Operation is used to regulate the ROTEX HPSU compact manually to a specific flow temperature. The manual mode As soon as the function is activated by the parameter [SMART should only be used for diagnostic purposes. -
Page 20: Reference Run 3-Way Diverter Valve
System Configuration 3.6 Special system settings The Control unit RoCon HP already has the basic configuration for the ROTEX HPSU compact. However, it needs to be adapted to the optionally connected accessories and the installation envi- ronment during initial commissioning. -
Page 21: Heat Curve
The automatic heat curve adaptation can be activated (pa- rameter [HC Adaption]), if the room station (RoCon U1, 15 70 34) is connected (see section 3.6.4). Fig. 3-14 Manual setting of the heat curve (shown for "User" access... -
Page 22: Cooling Characteristic Curve
The cooling characteristic curve is specified using the following If the room station (RoCon U1 15 70 34) is additionally connected to the ROTEX HPSU compact, the inflow target four parameters: temperatures will be controlled dependent on the weather and 1. -
Page 23: Frost Protection Function
When the terminal function is activated, the mixer module is op- Heating circuits with limited infeed target tempera- erated via the RoCon B1 control element of the ROTEX HPSU tures should possibly be installed as mixing circuits compact, and the settings for the assigned heating circuit are per- controlled by mixer modules. -
Page 24: Additional Alternative Heat Generator
The heat supplied by an alternative heat generator must be tions for the AUX switching contact (toggle switch output A). This added to the unpressurised storage tank water in the ROTEX switching contact can be used, for example, to control an external HPSU compact hot water storage tank. -
Page 25: Air Purge
ROTEX HPSU compact. Existing air can leak from the automatic venting valve during the Air Purge and the heating circuit connected to the ROTEX HPSU compact is evacuated. The activation of this function does not replace the correct venting of the heating circuit. -
Page 26: Reset To Factory Settings (Reset)
3.6.12 Reset to factory settings (Reset) equipment individually (a) or to load the factory settings automatically (b). If the ROTEX HPSU compact no longer works properly and any a) Press the rotary switch briefly. other cause for the malfunction cannot be detected, it may be A parameter overview is displayed at the level "Basic... - Page 27 Starting temperature 25°C (38°C on System 70) heating engineer. A pre-prepared heating up protocol for ROTEX Maximum heating circuit temperature underfloor heating can be found in the ROTEX Internet portal. Flow temperature In this case, function heating (identical with "Heating up" in Duration of screed function, in days, after function start EN 1264, section 5.2) does not constitute a heating up process...
- Page 28 Set the heating characteristic curve or the inflow target temperature. If required, activate the parameter [Room Influence] and set the target room temperature. Screed Tag 2 Tag 2 26 °C Fig. 3-20 Screed Program setting FA ROTEX RoCon HP - 06/2015...
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Page 29: Relay Test
Control unit RoCon HP BF can be connected to the internet. This More detailed explanations and possible setting values for this function can be seen means that the ROTEX HPSU compact can be controlled re- in section 6.2.2. motely via mobile phone (using an App). -
Page 30: Initial Start-Up
RoCon system. b) If optional RoCon system components such as RoCon U1 and / or RoCon M1 are connected, adaption to the IDs may be necessary. 4.1 Fundamental aspects of the IDs and authorisations in the RoCon system... -
Page 31: Operator Guiding During The First Commissioning And For System Extensions
A maximum of 8 heat generators can be connected in the RoCon system via the CAN data bus. Several heat generators incorporated in the heating installation must be regarded as a special application. If necessary contact ROTEX service technician. If several control units are incorporated in the RoCon system of a... -
Page 32: Starting Up The Rotex Hpsu Compact
To operate the mixer module directly via the control unit RoCon B1 of the ROTEX HPSU compact, it must have Confirm the changes with a brief push of the rotary switch. a terminal ID allocated to it and the terminal function will The message "Use Standard Config?"... -
Page 33: Room Station Rocon U1
(see also section 4.2) Fig. 4-4 Standard display RoCon M1 - "Living Room" Set the rotary switch on the RoCon U1 room station to The settings on the RoCon U1 room station are only valid position "Info" for the assigned heating circuit (except in the case of Switch on the power to the ROTEX HPSU compact. -
Page 34: Master-Rocon Function
ID of the ROTEX HPSU compact, that is intended to supply the mixer circuit of this mixer module. 4.4.4 Master-RoCon function Each room station RoCon U1, whose heating circuit ID is set to a direct heating circuit, can be allocated the Master-RoCon function. -
Page 35: Parameter Overview
Parameter Overview 5.1 For first commissioning or resetting to factory settings The parameters listed in this section can be accessed when the ROTEX HPSU compact is commissioned for the first time or if it is fully reset. During initial commissioning:... -
Page 36: Basic Configuration
Anti-Legionella time T-Flow Cooling T-Flow Night Anti-Legionella temp T_H/C Switch Max T-Flow Max DHW loading time Cooling Setpoint adj Min T-Flow DHW Off Time HC Adaption Tab. 5-2 Parameter in rotary switch setting "Configuration" FA ROTEX RoCon HP - 06/2015... -
Page 37: Rotary Switch Setting: Dhw Install
No selection Contr BM1/BE1 #X Rotary switch setting: DHW Set Temp 5.3.5 Mix Valve #X No function Tab. 5-9 Parameter in rotary switch setting "Remote Param" Rotary switch setting: DHW Install 5.3.6 No function FA ROTEX RoCon HP - 06/2015... -
Page 38: Rotary Switch Setting: Time Program
Forced Performance Start T-Out Cooling Max T-Out Cooling T-Flow Cooling start T-Flow Cooling max Min T-Flow Cooling T-Flow Cooling Cooling Setpoint adj Relay Test Screed Screed Program Tab. 5-12 Parameter in rotary switch setting "Configuration" FA ROTEX RoCon HP - 06/2015... -
Page 39: Parameter Settings
Off: Deactivated On: Function active On a room station RoCon U1, whose heating circuit ID is set to a direct heating circuit, the Master-RoCon function can be activated (see section 4.4.4). Several room stations with active Master-RoCon function in the system are possible, however only one room station is possible that is allocated to the same heat generator. - Page 40 0: NO contact (switching contact closed = standard tariff) 1: NC contact (switching contact closed = off-peak tariff) Room thermostat Configuration of a room thermostat connected to the port J16 on the ROTEX HPSU com- pact using potential-free contacts. –...
- Page 41 Setting of the heating circuit ID for the room station (see section 4.1). This parameter de- termines which heating circuit is to be operated with it. The direct heating circuit of the ROTEX HPSU compact is set as standard to heating cir- cuit "0" (see section 6.12, parameter [Unmixed Circ Config]).
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Page 42: Level "System Configuration
[Equilibrium Temp] - only in hot water mode. Use: An alternative bivalency operation room heating, if the boiler is incorporated hydraulically in such a way that it heats the depressurised storage tank water in the ROTEX HPSU compact directly (connection via solar connections). -
Page 43: Level "Hc Configuration
0.1 bar Pressure monitor function (only if the pressure sensor is activated, [Pressure Config] = On, see tab. 6-1): If the measured value falls below the set value, the ROTEX HPSU compact is switched off and an error message is generated. - Page 44 Off, 0 - 20 Setting of the impact the deviation of the room temperature measured by the RoCon U1 from the actual set value (see sections 3.4.3 and 3.4.4) has on the flow temperature.
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Page 45: Level "Dhw Configuration
The internal heating circuit regulates according to the parametrised timer programme [HC Pro- gram 2] with the individual day room temperatures set. The hot water generation takes place according to [DHW Program 2]. Tab. 6-6 Parameter in rotary switch setting "Operating Mode" FA ROTEX RoCon HP - 06/2015... -
Page 46: Rotary Switch Setting: Set Temp Day
Target hot water temperature for the 3rd switching cycle of the timer programmes [Automatic 1] 35 - 70 °C 48 °C 1 °C and [Automatic 2]. Tab. 6-9 Parameter in rotary switch setting "DHW Set Temp" FA ROTEX RoCon HP - 06/2015... -
Page 47: Rotary Switch Setting: Time Program
No selection Activation switches to the local device. Contr BM1/BE1 #X Activation switches to the ROTEX HPSU compact with the device ID X (see section 6.12, param- eter [BUS ID HS]). Mix Valve #X Activation switches to the mixer module with the device ID X (see section 6.13.1, parameter [HC Assignment]). -
Page 48: Rotary Switch Setting: Info
The set temperature of the flow in the direct heating circuit is displayed in °C. 0 - 90 °C 0.1 °C Status HS pump The current status of the internal heat circulation pump in the ROTEX HPSU compact is dis- played. Runtime Compres- The running time of the refrigerant compressor is displayed in h. -
Page 49: Parameter Level "Basic Configuration
These settings are not currently usable. Unmixed Circ Config Setting the heating circuit ID for the direct heating circuit of the ROTEX HPSU compact. The 0 - 15 heating circuit ID must be unique in the entire RoCon system. There should be no overlap with the heating circuit IDs of optional mixer circuits (parameter [HC Assignment], see tab. -
Page 50: Level "Setup
Display only on connected room station: Living Room, Living Room Function of the room station RoCon U1 in the CAN-data bus system: Mixing Valve Living Room: Control unit for the heating circuit assigned in the parameter [HC Assignment] (heating circuit ID). -
Page 51: Level "Mixer Config
Off, 0 - 20 Setting of the impact the deviation of the room temperature measured by the RoCon U1 from the actual set value (see sections 3.4.3 and 3.4.4) has on the flow temperature. - Page 52 28 days. The end of the screed programme is defined heating day by the 1st. Day at target value setting "- - - -" (see section 3.6.13). Tab. 6-16 Parameter in rotary switch setting "Configuration level Mixer Config" FA ROTEX RoCon HP - 06/2015...
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Page 53: Errors, Malfunctions And Messages
7.1 Recognising errors, correcting Manual Operation malfunctions FA failure Electronic control of the ROTEX HPSU compact: – signals an error by means of the background of the display lighting up red and shows an error code in the display (see section 7.3). -
Page 54: Emergency Operation
Have the significant equipment data to hand (see fig 7-4 for the procedure): 7.3 Malfunctions and fault codes – Type and manufacturer number of the ROTEX HPSU compacts (see heat pump identification See ROTEX HPSU compact installation and maintenance plate). -
Page 55: Glossary
As a result, an extra heater (e.g. backup heater) is used to support the ROTEX HPSU compact to generate heat. Backup heater Optional electric ancillary heater for general support of the ROTEX HPSU compact during heat gener- ation. Circulation pump... -
Page 56: Notes
[T-DHW Setpoint 2]: ____ °C [T-DHW Setpoint 3]: ____ °C setting Time period Monday Tuesday Wednesday Thursday Friday Saturday Sunday Monday Tuesday Wednesday Thursday Friday Saturday Sunday Tab. 9-2 Individual settings in the hot water timer programmes FA ROTEX RoCon HP - 06/2015... -
Page 57: Parameter
Sunday Tab. 9-3 Individual settings of the circulation-switching time programme 9.1.2 Parameter Enter your parameter changes you have made in the table below and in the operating logbook of the ROTEX HPSU compact. Rotary switch Parameter levels / Old value... -
Page 58: Other Items
Notes 9.2 Other items FA ROTEX RoCon HP - 06/2015... -
Page 59: List Of Keywords
Permanent programmes ....15 Heating cycle ........15 Personal settings ......56 Heating support function ...24 Setting ........... 15 HT/NT Function ....... 40 Temporary programmes ....16 System temperatures ...... 10 Inflow target temperature ....13 FA ROTEX RoCon HP - 06/2015...
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