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Theben DU 1 Manual

1-channel flush-mounted dimming actuators
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KNX manual
1-channel flush-mounted dimming
actuators
DU 1, DU 1 RF
4942570
4941670
2019-07-15

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Summary of Contents for Theben DU 1

  • Page 1 KNX manual 1-channel flush-mounted dimming actuators DU 1, DU 1 RF 4942570 4941670 2019-07-15...

  • Page 2: Table Of Contents

    General information about KNX RF Use of the soft switch function Use of the force function Dimming LED lamps 4-bit telegrams (brighter/darker) The scenes Conversion of percentages to hexadecimal and decimal values Flush-mounted dimming actuators DU 1, DU 1 RF...

  • Page 3: Important Warnings

    1  IMPORTANT WARNINGS! Risk of electric shock!  The device DU 1 RF does not have basic insulation around the terminals and plug connection!  The inputs carry mains voltage!  When connecting the inputs or before any intervention at one of the inputs, interrupt the 230 V supply of the device.

  • Page 4: Function Description

    For dimming incandescent lamps, low voltage and high voltage halogen lamps, dimmable LED retrofit lamps • Also suitable for controlling fans • Dimming output: 250 W • Automatic load detection (can be deactivated) • For R, L and C-loads Flush-mounted dimming actuator DU 1...

  • Page 5: Operation

    The input I1 is then used exclusively for this function and is no longer connected to the bus in this configuration, i.e. there are no communication objects. The actuator itself retains all of its communication objects in this configuration. See chapter Typical applications. Standard parameters button Flush-mounted dimming actuator DU 1...

  • Page 6: Technical Data

    4 Technical data Operating voltage DU 1: KNX bus voltage DU 1 RF: 230 – 240 V AC, 50 – 60 Hz KNX bus current 5 mA Operating voltage 230 – 240 V AC Frequency 50 – 60 Hz Standby output <...
  • Page 7 The output with LED lamps in the leading edge is largely depending on the lamp type. Therefore, the dimmer might dim down because of an excess temperature. In this case, select the trailing edge operating mode! The device will not be damaged by this. Flush-mounted dimming actuator DU 1...

  • Page 8: Important Information

    When connecting a larger number of LED lamps in parallel, the function might be impaired even with loads < 250W. The reason for this are the accumulating inrush currents, which may vary widely, depending on the type of lamp. Flush-mounted dimming actuator DU 1...

  • Page 9: General Information About Knx Secure

    Also, all keys of this project can be exported (backup). During project planning, it can be defined subsequently which functions / objects are to communicate securely. All objects with encrypted communication are identified by the "Secure" icon in the ETS. Flush-mounted dimming actuator DU 1...

  • Page 10: Start-Up Without "Knx Data Secure

    To start up the device without KNX Data Secure, select the device in the 'Topology' or 'Devices' section and set the 'Secure start up' option in the 'Properties' area of the 'Settings' tab to 'Disabled'. Flush-mounted dimming actuator DU 1...

  • Page 11: The Du 1 Application Programme

    Theben AG Product family Output Product type DU 1 / DU 1 RF Programme name DU 1 / DU 1 RF Number of communication objects 34 Number of group addresses Number of associations  The ETS database can be found on our website: www.theben.de/en/downloads_en...

  • Page 12: Overview Of Communication Objects

    C T 1.001 Channel C1 Excess temperature message 1 bits C T 1.001 Channel C1 Mains power failure 1 bits C T 1.001 Channel C1 Load type message 1 bytes R - C T 20.610 Flush-mounted dimming actuator DU 1...
  • Page 13 Send percentage value 1 byte T 5.001 Send value 1 byte T 5.010 Block = 1 1 bit - 1.001 Channel I1 Block = 0 1 bit - 1.003 51-55 Channel I2 (details: see channel I1) Flush-mounted dimming actuator DU 1...
  • Page 14 - W C - 18.001 Firmware version Send 2 bytes R - C T 217.001 Upon double-click with object type = height % + slat % Upon double-click with object type = height % + slat % Flush-mounted dimming actuator DU 1...

  • Page 15: Description Of Communication Objects

    The block only applies when the object is received, i.e. with 0 the channel is not blocked after restoration of the bus supply. If the parameter Behaviour when setting the block = no reaction, a running soft-switch process will not be interrupted. Flush-mounted dimming actuator DU 1...
  • Page 16 Sends the new dimming value after a change as soon as a dimming process is completed, i.e. once the new set point value has been reached. Format: 1 byte, 0 ... 255 i.e. 0 ... 100% Flush-mounted dimming actuator DU 1...
  • Page 17 • ambient temperature is too high, • incorrect installation position, i.e. device cannot dissipate the heat Object 18: Mains power failure 0 = OK 1 = no mains voltage available: Mains failure or defective hardware. Flush-mounted dimming actuator DU 1...
  • Page 18 1 = leading edge (L-load connected), conventional transformers 2 = trailing edge (C-load connected), electronic transformers or incandescent lamp load This control is also used for resistive loads (R-loads). 3 = no load detection possible, or error. Flush-mounted dimming actuator DU 1...
  • Page 19 Object 45: Channel I1 block = 1, or block = 0 The channel is blocked via this object. The acting direction of the block object and behaviour when the block is set or cancelled can be configured. Objects 51-55 Objects for channel I2 Flush-mounted dimming actuator DU 1...
  • Page 20 Object 45: Channel I1 block = 1, or block = 0 The channel is blocked via this object. The acting direction of the block object and behaviour when the block is set or cancelled can be configured. Objects 51-55 Objects for channel I2 Flush-mounted dimming actuator DU 1...
  • Page 21 Object 45: Channel I1 block = 1, or block = 0 The channel is blocked via this object. The acting direction of the block object and behaviour when the block is set or cancelled can be configured. Objects 51-55 Objects for channel I2 Flush-mounted dimming actuator DU 1...
  • Page 22 Objects for the external inputs: Temperature input function Object 51: Channel I2 actual value for temperature Sends the temperature measured at input I2 (remote sensor or floor temperature sensor). The temperature input function is only possible with input I2. Flush-mounted dimming actuator DU 1...
  • Page 23 With this object, the participating channel responds exactly as if its input object were receiving a switch command. Object 74: Call up/save central scenes Central object for using scenes. This object can be used to save and subsequently call up scenes. See appendix: Scenes Flush-mounted dimming actuator DU 1...

  • Page 24: Parameter Pages Overview

    Object type, transmission behaviour, etc. can be set for each object individually. Dimming Type of control. Blinds Type of control. Double-click Additional telegrams for Dimming and Blinds. Window contact Direction of action, cycl. transmission, etc. Only for blinds actuator. Flush-mounted dimming actuator DU 1...

  • Page 25: General Parameters

    Designation Values Description Use binary The external inputs have no function. inputs 2 external inputs I1, I2 can be used as KNX binary inputs, or I1 can be used for direct control of dimming channel Flush-mounted dimming actuator DU 1...

  • Page 26: Parameters For The Dimming Actuator

    Adjust block function The standard values apply: - Block with 1 (standard) - Response when the block is set = 10% - Behaviour when cancelling the block = update Flush-mounted dimming actuator DU 1...
  • Page 27 The page Force function will be shown. Activate scenes Do not use scenes. yes.. The page Scenes will be shown Activate hour counter No hour counter. yes.. The page Hour counter will be shown. Flush-mounted dimming actuator DU 1...
  • Page 28 Designation Values Description Activate diagnostic messages no diagnostic messages yes.. The page Diagnostic messages will be shown. Flush-mounted dimming actuator DU 1...
  • Page 29 15%, 20%, 25%, 30% processes (except 0%). 35%, 40%, 45%, 50% Any values (switch-on dimming value, response to bus failure, etc.) which are below this threshold are increased to the minimum dimming value. Flush-mounted dimming actuator DU 1...
  • Page 30 The configured minimum value is applied. 100% The dimmer adopts the selected value after 10%, 20%, 30% it is switched on. 40%, 50%, 60% Here again the configured minimum 70%, 80%, 90% dimming value needs to be taken into account. Flush-mounted dimming actuator DU 1...
  • Page 31 Switching off Defines the response if the channel is with a 4-bit dim switched on and a 4-bit telegram (darker) is telegr. received. See appendix: 4-bit telegrams (brighter/darker). Channel status remains unchanged. Channel is switched off. Flush-mounted dimming actuator DU 1...
  • Page 32 No limit during brighter/darker dimming (4-bit) commands. Limit is effective. Limit applies to absolute No limit for percentage value dimming (8-bit) telegrams. Limit is effective. Limit applies to soft No limit for soft switching switching Limit is effective. Flush-mounted dimming actuator DU 1...
  • Page 33  See appendix for further 6 min, 7 min, 8 min, 9 min 10 min, 12 min, 15 min, details: Retriggering and 20 min, 30 min, 40 min, premature switch off. 50 min, 60 min Flush-mounted dimming actuator DU 1...
  • Page 34 No response. cancelled Update If a telegram was received during the block: Apply state. Otherwise: restore state before the block. 100%, 0%,10%, 20%, Dim to the set value 30%, 40%, 50%, 60%, 70%, 80%, 90% Flush-mounted dimming actuator DU 1...
  • Page 35 2 min, 3 min , 5 min At what interval? transmission of feedback 10 min, 15 min, 20 min This setting applies for both 30 min, 45 min, 60 min (if available) feedback objects (1 and 8-bit) Flush-mounted dimming actuator DU 1...
  • Page 36 4-bit commands received during the force (brighter/darker) will not be considered. Soft ON and Soft OFF processes will be aborted. 4-bit commands received during the force (brighter/darker) will not be considered. Soft ON and Soft OFF processes will be aborted. Flush-mounted dimming actuator DU 1...
  • Page 37 100% 10%, 20%, 30% 40%, 50%, 60% 70%, 80%, 90% 4-bit commands received during the force (brighter/darker) will not be considered. Soft ON and Soft OFF processes will be aborted. Flush-mounted dimming actuator DU 1...
  • Page 38 The user can both call up and teach in or amend scenes. Channel reacts to No scene number Second of the 8 possible scene Scene number 1 numbers Scene number 2 … Scene number 63 Flush-mounted dimming actuator DU 1...
  • Page 39 Fifth of the 8 possible scene numbers Scene number 1 … Scene number 5 … Scene number 63 Assigned dimming value See above. 10%, 20%, 30% 40%, 50%, 60%, 70%, 80%, 90%, 100% Permit teach-in See above. Flush-mounted dimming actuator DU 1...
  • Page 40 Last of the 8 possible scene numbers Scene number 1 … Scene number 8 … Scene number 63 Assigned dimming value See above. 10%, 20%, 30% 40%, 50%, 60%, 70%, 80%, 90%, 100% Permit teach-in See above. Flush-mounted dimming actuator DU 1...
  • Page 41  Object Service required. Time for cyclical transmission 2 minutes, 3 minutes, At what interval? (if used) 5 minutes, 10 minutes, 15 minutes, 20 minutes, 30 minutes, 45 minutes 60 minutes Flush-mounted dimming actuator DU 1...
  • Page 42 Send mains failure cyclically Send load type cyclically Cycle time for all diagnostic 2 minutes, 3 minutes, At what interval? messages 5 minutes, 10 minutes, (if used) 15 minutes, 20 minutes, 30 minutes, 45 minutes 60 minutes Flush-mounted dimming actuator DU 1...
  • Page 43 100%, 0%, Apply set value here. 10%, 20%, 30% Here again the configured 40%, 50%, 60% minimum dimming value needs 70%, 80%, 90% to be taken into account. Only DU 1 Only DU 1 Flush-mounted dimming actuator DU 1...

  • Page 44: Parameters For The External Inputs I1, I2 Purely As Knx Binary Inputs

    3 min … every 30 min every 45 min every 60 min one telegram Number of telegrams Each channel has 2 output two telegrams objects and can thus send up to 2 different telegrams. Flush-mounted dimming actuator DU 1...
  • Page 45 Ignore block Response when the The block function is ineffective block is set with this telegram. no response Do not respond when the block is set. DU 1 RF: Response after download or mains restoration Flush-mounted dimming actuator DU 1...
  • Page 46 Respond as with falling edge. no response Response when the Do not respond when the block is block is cancelled cancelled. update Send update telegram.  If a channel is blocked, no telegrams will be sent cyclically. Flush-mounted dimming actuator DU 1...
  • Page 47 Activate block function No block function. Show parameters for the block function. Block with 1 (standard) Block telegram 0 = cancel block 1 = block Block with 0 0 = block 1 = cancel block Flush-mounted dimming actuator DU 1...
  • Page 48 Telegram See above: Same object type as with short operation. Send cyclically The cycle time is set on the main parameter page of the channel. Response after none Do not send. restoration of the bus Flush-mounted dimming actuator DU 1...
  • Page 49 Respond as with a short button push. as with long Respond as with a long button push. as with double-click Respond as with a double-click. DU 1 RF: Response after download or mains restoration Flush-mounted dimming actuator DU 1...
  • Page 50 If the button is pressed for at least as long as the set time, then a long button push will be registered. Double-click additional function No double-click function The double-click parameter page is shown. Direct control of C1 possible. Flush-mounted dimming actuator DU 1...
  • Page 51 Serves to differentiate between a 500 ms, 600 ms double-click and 2 single clicks. 700 ms, 800 ms Time period in which the second 900 ms, 1 s click must begin, in order to recognise a double-click. Flush-mounted dimming actuator DU 1...
  • Page 52 The block function is ineffective block is set with this telegram. no response Do not respond when the block is set. as with double-click Respond as with a double-click. DU 1 RF: Response after download or mains restoration Flush-mounted dimming actuator DU 1...
  • Page 53 Designation Values Description no response Response when the Do not respond when the block is block is cancelled cancelled. as with double-click Respond as with a double-click. Flush-mounted dimming actuator DU 1...
  • Page 54 Increased (or decreased) until the button is released. Increased by the selected value (or reduced) 12.5% 1.5% none Response after restoration of the Do not respond. mains or bus supply DU 1 RF: Response after download or mains restoration Flush-mounted dimming actuator DU 1...
  • Page 55 Do not respond when the block is set. Switch on dimmer Switch off dimmer no response Response when the block is Do not respond when the block is cancelled cancelled. Switch on dimmer Switch off dimmer Flush-mounted dimming actuator DU 1...
  • Page 56 Time for double-click Serves to differentiate between a double-click and 2 single clicks. 700 ms, 800 ms Time period in which the second 900 ms, 1 s click must begin, in order to recognise a double-click. Flush-mounted dimming actuator DU 1...
  • Page 57 As with double-click (after 5 s) The value to be sent depends on As with double-click (after 10 s) the value configured for double- As with double-click (after 15 s) click. DU 1 RF: Response after download or mains restoration Flush-mounted dimming actuator DU 1...
  • Page 58 Do not respond when the block is set. as with double-click Respond as with a double-click. Response when the no response Do not respond when the block is block is cancelled cancelled. as with double-click Respond as with a double-click. Flush-mounted dimming actuator DU 1...
  • Page 59 Raise blinds DOWN Lower blinds Response when the block is no response Do not respond when the block is cancelled cancelled. Raise blinds Lower blinds DU 1 RF: Response after download or mains restoration Flush-mounted dimming actuator DU 1...
  • Page 60 How often should the current every min, measured value be resent? every 2 min. every 3 min. … every 45 min. every 60 min. Only available for I2 Only available for I2 Flush-mounted dimming actuator DU 1...

  • Page 61: Parameters For Direct Control Of The Dimming Actuator

    If the operation of the dimmer requires only one button (one button operation), then input I2 is freely available as a KNX binary input.  If an input is configured for direct control, it has no bus connection, i.e. no communication objects. Flush-mounted dimming actuator DU 1...
  • Page 62 Direct control: This parameter is only available at I1 and only for the dimming function. Applies here to I1 and for I2 if used. Applies here to I1 and for I2 if used. Applies here to I1 and for I2 if used. Flush-mounted dimming actuator DU 1...
  • Page 63 I2 is automatically preallocated with darker / OFF. brighter / INVERT Short button push = ON / OFF Long button push = brighter Release = stop  I2 is automatically preallocated with darker / INVERT. Flush-mounted dimming actuator DU 1...
  • Page 64 / INVERT. Increment for dimming With a long button push, the dimming value is: 100% Increased (or decreased) until the button is released. Increased by the selected value (or reduced) 12.5% 1.5% Flush-mounted dimming actuator DU 1...
  • Page 65 Desired dimming value.  The following settings are taken over from I1, and do not have to be entered again at I2: debounce time, long button push from, time for double-click. Automatically preset, not changeable. Flush-mounted dimming actuator DU 1...

  • Page 66: Application Examples

    DU 1 (4942570) • RM 4 U (4940223) 7.1.2 Overview Since the parameter of I1, response to long/short, is set to one button operation, I2 is not necessary for the direct control of the dimmer. Flush-mounted dimming actuator DU 1...
  • Page 67 Since the parameter of I1, response to long/short, is set to one button operation, I2 is not necessary for the direct control of the dimmer. Flush-mounted dimming actuator DU 1...

  • Page 68: Controlling The Dimming Channel Via The Bus

    The external inputs I1, I2 control a switch actuator (RM 4 U). 7.2.1 Devices • DU 1 (4942570) • RM 4 U (4940223) • TA 2 S (4969222) 7.2.2 Overview Normal KNX operation, without direct control. Flush-mounted dimming actuator DU 1...
  • Page 69 DU 1 Comment Object name Object name Channel I1 - Channel C1 – switching Switching On/Off The button interface controls dimming channel C1. Channel I1 – brighter Channel C1 – brighter / darker / darker Flush-mounted dimming actuator DU 1...
  • Page 70 Parameter page Parameter Setting Channel 1 configuration options Channel 1 function Dimming Dimming Response to long/short One button operation No specific configuration required. This dimmer can be configured with the standard or customer-defined parameter settings. Flush-mounted dimming actuator DU 1...

  • Page 71: Appendix

    (e.g. 1.2.0). The media coupler transmits the information across lines via the TP medium. KNX RF products are easy to recognise in the ETS product catalogue due to the specific radio symbol. Flush-mounted dimming actuator DU 1...

  • Page 72: Use Of The Soft Switch Function

    The lighting is dimmed up within 5 seconds if a movement is detected. This delay gives the eyes enough time to adjust to the light without being dazzled Soft OFF via configured time or via Soft OFF telegram. Flush-mounted dimming actuator DU 1...
  • Page 73 Start of the Soft OFF phase t3 The brightness is gradually reduced within the configured time for Soft OFF D t3 has elapsed, the configured minimum dimming value has been reached and the system dims to 0% Flush-mounted dimming actuator DU 1...
  • Page 74 C Soft OFF telegram has been received: Start of the Soft OFF phase t3 The brightness is gradually reduced within the configured time for Soft OFF D t3 has elapsed, the configured minimum dimming value has been reached and the system dims to 0% Flush-mounted dimming actuator DU 1...
  • Page 75 The Soft ON process is stopped and the Soft OFF phase started immediately. See below. Soft OFF during t2 the Soft OFF phase starts immediately Soft OFF during t3 none 100 % Val. Min. t(h) Flush-mounted dimming actuator DU 1...
  • Page 76 B A Soft OFF telegram is received: The Soft ON phase is interrupted and a Soft OFF phase starts. t3’ Duration of the Soft OFF phase = configured Soft OFF time D’ End of the Soft OFF phase Flush-mounted dimming actuator DU 1...
  • Page 77 B A Soft OFF telegram is received: The Soft OFF phase is interrupted and a Soft ON phase starts. t1’ Duration of the Soft ON phase = configured Soft ON time D’ End of the Soft ON phase Flush-mounted dimming actuator DU 1...

  • Page 78: Use Of The Force Function

    Morning: Daylight increases and the brightness control slowly reduces the dimming value e Evening: Daylight decreases and the brightness control slowly increases the dimming value During the daytime, the dimmer is controlled by the lighting control according to the brightness of the sunlight Flush-mounted dimming actuator DU 1...

  • Page 79: Dimming Led Lamps

    Only use with LED if a disruptive flickering is noted when dimming up or down. Note: Some types of lamps can cause an overload in L mode, which automatically leads to dimming down the load. In this case, automatic load detection must be selected (i.e. RC mode). Flush-mounted dimming actuator DU 1...

  • Page 80: 4-Bit Telegrams (Brighter/Darker)

    Dimming range divided into increments Direction Code Increments Dim up: Stop Dim down: 1111 = to dim 64 increments brighter Examples 0111 = dim darker by 64 increments 1101 = to dim 16 increments brighter typical application. Flush-mounted dimming actuator DU 1...
  • Page 81 Channel can be dimmed down to the minimum brightness, but is not switched off. brighter / darker Switched on Channel is dimmed in range from (1%...100%) min. to 100% and remains switched on. Flush-mounted dimming actuator DU 1...

  • Page 82: The Scenes

    This allows a device to be easily integrated into any chosen user scene. The scenes are permanently stored and remain intact even after the application has been downloaded again. See "All channel scene statuses" parameter on the Scenes parameter page. Flush-mounted dimming actuator DU 1...
  • Page 83 8.6.2 Calling up or saving scenes: To call up or save a scene, the relevant code is sent to the corresponding scene object. Call up Save Scene Hex. Dec. Hex. Dec. Flush-mounted dimming actuator DU 1...
  • Page 84 Dec. Hex. Dec. (central or channel-related): Examples Call up status of scene 5: → Send $04 to the relevant scene object. Save current status with scene 5: → Send $84 to the relevant scene object. Flush-mounted dimming actuator DU 1...
  • Page 85  -   Gr.Addr.2 Dimming value Gr.Addr.1  -  x Gr.Addr.1 Feedback in %   - x Gr.Addr.2 x = user-defined Feedback to the dimmer should not be configured for cyclical sending. Flush-mounted dimming actuator DU 1...

  • Page 86: Conversion Of Percentages To Hexadecimal And Decimal Values

    8.7 Conversion of percentages to hexadecimal and decimal values Percentage 100% value Hexadecimal Decimal All values from 00 to FF hex. (0 to 255 dec.) are valid. Flush-mounted dimming actuator DU 1...

This manual is also suitable for:

Du 1 rf49425704941670

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