User manual Intelligent Installation System Universal Dimmer UD/S
Contents
1. 10413 172 173 174 175 176 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 40119 uono l p peo7 dino 40149 U0N99 9p peo7 8 1indino 1 ss oxg juaroynsul ss ox3 g 10 y eopuo 10413 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 1672. Notes 20 Eb ED ABB STOTZ KONTAKT GmbH P O Box 10 16 30 D 69006 Heidelberg Eppelheimer Stra e 82 D 69123 Heidelberg Druckschrift Nr G SK 09078 00 S0201 www abb stotz kontakt de Technical Hotline 0 62 21 701 782 Die Angaben in dieser Druckschrift gelten vorbehaltlich technischer Anderungen
3. to obiect Switch diae transmit always bi transmit only after changing ter dimming object as Brightness value transmits nothing El nothinq the current brightness value deactivated deactivated i activated In combination with centralized _ _ og lighting control output works as a slave El sa At bus voltage recovery not activated zj AAA slave function is activated Cancel Default Info High Access Help Status report for switching The switching object Switch Status 1 bit gives information about whether the output is switched on current brightness value is greater than 0 or switched off current brightness value is equal to 0 It can be activated its new status or deactivated nothing It can further be set whether the object is only sent after a change or each time it receives a switching telegram EIS compatible Section 4 2 provides detailed information about the cases in which a status report is sent Status report for value The value status object Brightness value status 8 bit gives information about the current brightness value which the output controls If it is activated the current brightness value the status object is sent after each change in the brightness value Staircase lighting function If the staircase lighting function is activated the output is able to operate a time controlled staircase light
4. Error report indicates whether the device is operating without errors value 0 or whether a malfunction has occurred value 1 The communication object Error code gives detailed information about the type of error Each bit in the Error code signifies a type of error Bit Type of error 0 LSB Unacceptable load during load detection at output A 1 Unacceptable load during load detection at output B 2 Undervoltage at the 230 V supply 3 Excess or insufficient load during operation at output A 4 Excess or insufficient load during operation at output B 5 6 7 Voltage peaks in load circuit overvoltage impulses Excess temperature in device MSB Critical overtemperature in device A detailed assignment of the error codes to the corresponding error types can be found in section 4 3 Further information about the error function can be found in section 1 5 Application software Type Universal Dimmer Dim Stairc fct Slave 1 GH 0631 0045 80111 3 2 Parameter window The general settings of the output are carried out in the General parameter General window 111 Attention 111 A General A Dimming general A Dimming A Preset B General Output is activated deactivated activated re its new status status report E its new status status report tatus report after telegram P
5. a telegram this value is interpreted as a new brightness value A status report is given about the current brightness value of the output Application software Dim Stairc fct Slave 1 Type Universal Dimmer GH 0631 0045 R0111 Permanent 1 bit The communication object Permanent ON appears when the staircase lighting function is activated With the object value 1 the staircase lighting is switched on permanently at a variable brightness value Preset 1 and 2 1 bit each Adjustable brightness values presets are recalled via the Preset communication objects Various brightness values can be retrieved depending on whether the object receives the value 0 or 1 Brightness value of slave 8 bit and Slave activate deactivate 1 bit The communication objects for the slave function appear once this function has been activated in the parameter options The dimmer receives a bright ness value from a primary lighting controller via the object Brightness value of slave If required the slave function can be switched on value 1 or switched off value 0 via the object Slave activating deactivating Error report 1 bit and Error code 8 bit The dimmer offers the possibility of sending detailed information about the operating state on the EIB when an error occurs The communication objects Error report 1 bit and Error code are available for this
6. see parameter window Staircase lighting It is also possible to activate the sending of the status and brightness value in the staircase lighting function Slave function The slave function is used when the output is operated together with a central lighting controller A master control unit e g the light controller LR S 2 2 1 sends brightness values which are controlled by the output Dim Stairc fct Slave 1 GH 0631 0045 80111 Application software Type Universal Dimmer 3 3 Parameter window Dimming general The slave function must be enabled for the respective output via the parameters so that the slave function and the associated communication objects are available This function can then be switched on or off viathe bus via the communication object Slave activate deactivate Activating the slave function Once the slave function has been activated value 1 at the communication object Slave activate deactivate the final brightness value received via the communication object Brightness value of slave is set If the slave function is activated the brightness can only be controlled via the object Brightness value of slave All the other communication objects of the output with the exception of Slave activate deactivate are disabled The upper and lower dimming thresholds are also switched off Deactivating the slave function Once the slave function has been deacti vated value
7. General Dimming general Dimming Preset B General Activate 1 via bus telegram yes g pen i Brightness valus is El A switching on softly Brightness value at object value 0 100 1 255 corresponds to 0 4 100 Brightness value at object value 1 255 1 255 corresponds to 0 4 100 apa el aia Fo Brightness value is x _ _ _ Q gt _EE esaea switching on softly Brightness value at object value 0 100 1 255 corresponds to 0 4 100 Brightness value at object value 0 255 1 255 corresponds to 0 4 100 Cancel Default Info High Access Help 12 Application software Dim Stairc fct Slave 1 Type Universal Dimmer GH 0631 0045 R0111 There are two preset objects per output Preset 1 and Preset 2 Another brightness value can be set depending on whether the value 0 1 15 received There are therefore 4 possible presets per output The preset objects can be individually activated or deactivated It can also be set for each object whether the output dims on with the preset value or switches on softly The dimmer is switched on with gradual dimming in order to protect the lamps Soft start function The function of the dimmer on receipt of a Preset telegram is the same as when receives a Value telegram The only exception is that if the dimmer has been switched off it always switches on if the
8. dimming commands If the dimmer is switched on and receives a value command which contains a brightness value greater than zero that lies below the lower threshold or above the upper threshold the lower or upper dimming threshold is triggered Value falls below the lower dimming threshold If the dimmer is switched on and the brightness value falls below the lower dimming threshold after a DOWN command 4 bit it can be set whether the dimmer is switched off or remains at the lower dimming threshold Switching off via a Value command If the dimmer is switched on and a zero brightness value is received it can be set whether the dimmer is switched off or remains at the lower dimming threshold Switching on via a Dimming or Value command If the dimmer is switched off brightness value 0 it can be selected whether its should be switched on via a UP command 4 bit In this case the dimmer reaches the lower dimming threshold as quickly as possible switches on softly and then dims brighter according to the set dimming speed Switching on a Value command It can also be set whether Value command can switch the dimmer on again with a brightness value gt 0 3 5 Parameter window Presets are preselected brightness values that are activated via the receipt of Presets a 1 bit telegram It is therefore possible to create fixed lightscenes with minimum time and effort 111 Attention 111 A
9. the dimmer dims to a new brightness value This is set according to the time it takes to dim from O to 100 brightness Dim Stairc fct Slave 1 GH 0631 0045 80111 Application software Type Universal Dimmer 3 4 Parameter window Dimming Initial brightness value The behaviour of the dimmer on receipt of an ON telegram can be set It can be switched on with a predefined brightness value or the last brightness value selected prior to switching off If the parameter Switch on via object switch with is set to last brightness value the brightness value remains unchanged when the output is switched on if an ON telegram is received Behaviour on receipt of a switching telegram On receipt of a switching telegram via the object Switch Status it can be set whether the output dimming on with the new brightness value or is switching on The dimmer is switched on with gradual dimming in order to protect the lamps Soft start function On receipt of an OFF telegram there is also the option of switching the dimmer off instantly Behaviour on receipt of a value telegram As in the case of the ON telegram it is possible to select whether the dimmer dims on with the new brightness value or switches on softly on receipt of a value telegram The dimming thresholds can be set in the Dimming parameter window 111 Attention 111 Relative dimming Lower dimming threshold 1 127 corre
10. 0 at the communication object Slave activate deactivate the current brightness value is maintained and adapted if required according to the dimming thresholds If the slave function is deactivated the outputs and all its functions can normally be controlled via the ElB General settings for the dimming function can be carried out in the parameter window Dimming general 10 Cancel Default info High Access Help Edit Parameters x 111 Attention A General A Dimming general Dimming A Preset General Time duration for passing 2 the dimming range 0 100 Duration Ent y 2s TA range of possible entries 1 255 At bus voltage recovery dimmer is switched on switched off switched on _ ne switch on with predefined brightness value y last brightness value _____________ predefined brightness value Brightness value 255 1 255 corresponds to 0 4 100 Switch on via object Switch with predefined brightness value y last brightness value predefined brightness value el Brightness value 255 1 255 corresponds to 0 4 100 Reaction on receipt of switch ON value ae sl switching on softly Reaction on receipt of brightness value os El u yj switching on softly switch off instantly switch off instantly dimming off soft off Time duration for passing the dimming range It is possible to parameterise the speed with which
11. 168 169 170 171 10149 uono l p peo7 y 1ndino 40 119 uono l p peo7 g indino S99X3 1ndino peo ss ox3 g indino 10 y s s ndw eopuo po 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 Notes Notes
12. User manual Intelligent Installation System Universal Dimmer UD S 2 300 1 Te se xk Se Bea n f A a i Contents Seite 1 Device configuration 2 1 1 Introduction ee eu in aa 2 1 2 O 2 1 3 Output power inir S uuu qS nn 2 1 4 Performance characteristics 3 1 5 Behaviour on initialisation and in event of an error 4 2 Installation and commissioning 5 2 1 Connection siasi an aaae ee 5 2 2 Loaddetection 5 3 ETS project design 6 3 1 Communication objects 7 3 2 Parameter window General 9 3 3 Parameter window Dimming general 10 3 4 Parameter window Dimming 11 3 5 Parameter window Preset 12 3 6 Parameter window Staircase lighting 13 4 Appendix Re bed Sa aha ad 15 41 Technical data 0 000000 amana si eee 15 4 2 Status report function uya asawa sagu ee 16 4 3 Table of error codes 17 This manual describes the function of the EIB universal dimmer UD S 2 300 1 with the application program D
13. and ON ON Preset command ON ON OFF command OFF OFF OFF ON Dimming command OFF OFF OFF ON Value command OFF OFF OFF Value object Brightness value status Previous Command New Content of value state received state status report brightness OFF OFF command OFF OFF Dimming command OFF OFF Value command OFF OFF Preset command OFF OFF ON command ON y y OFF Dimming command ON y y OFF Value command ON y y OFF Preset command ON y y ON x ON command ON x ON command ON y y ON x Dimming command ON x ON x Dimming command ON y y Value command Value command ON y y ON x Preset command ON x ON x Preset command ON y y ON OFF command OFF 0 ON Dimming command OFF 0 ON Value command OFF 0 Dim Stairc fct Slave 1 GH 0631 0045 80111 Universal Dimmer Application software Type Table of error codes 4 3 U0N99 9p peo7 y dino 17 10119 peo7 9 eBeyoneapun juaroynsu S99X3 1ndjno 92X3 g 10 y 8
14. e accordingly Resistive loads can generally be dimmed using both operating modes Note Both outputs A and B can operate different load types It is however not permitted to mix inductive and capacitive loads at the same output The use of ABB transformers is recommended maximum capacity of 300 W VA apparent power can be operated per output If only one output is connected the maximum power at this output is 500 W VA The minimum power per output is 40 W VA The maximum output power of the device is made available over the total operating temperature range of 5 C to 45 C Application software Dim Stairc fct Slave 1 Type Universal Dimmer GH 0631 0045 20111 1 4 Performance characteristics The following section outlines particular functions of the dimmer There is a more detailed description in the section ETS project design Automatic load detection Automatic load detection checks the loads that are connected to both outputs and sets the operating mode accordingly phase control or phase invertal control Both outputs are triggered briefly which generally leads to the lamps lighting up temporarily Soft start The dimmer has an integrated Soft start function available switch on softly In order to protect the lamps no sudden brightness changes are carried out when they are switched on This is also more pleasant for any observers It can also be set whether the lamps should imm
15. ediately jump or dim to new brightness values Presets Presets are predetermined brightness values that are activated on receipt of a 1 bit telegram They are assigned parameters in ETS Itis therefore possible to implement lightscenes with minimum time and effort Dimming thresholds and lamp life The operation of specific lamp types with a capacity slightly below the nominal value can extend the service life of the lamps If the lamps are dimmed down to a very low setting the service life of the lamps is visibly shortened Infinitely variable lower and upper dimming thresholds have therefore been introduced whereby it is not possible to exceed or fall below the brightness value Staircase lighting function The staircase lighting function serves to auto matically dim the lighting until it switches off after a set period It consists of two intervals the operating time and dimming down period Slave function The slave function is used to combine the dimmer with a central lighting control system The master control unit e g the light controller LR S 2 2 1 sends brightness values which are triggered by the assigned dimming output If required the slave function can be deactivated during operation e g to enable the lighting to be operated directly Safety after mains failure On bus voltage failure the dimmer switches off all the outputs The current brightness value is stored The behaviour of the dimmer on bus voltage recovery can be s
16. et If required the previous brightness value can be restored Ifthe bus voltage is backed up and the 230 V mains supply fails the previous brightness value is immediately set on voltage recovery Error detection and reporting If an error occurs during the operation of the dimmer it can be conveyed via the bus and evaluated centrally The device sends both an error report 1 bit and an error code 8 bit Protection against overtemperature and voltage peaks The device is electronically protected against overtemperature and voltage peaks and reacts by reducing the capacity or by switching off the affected output or the complete device Application software Dim Stairc fct Slave 1 Type Universal Dimmer GH 0631 0045 R0111 1 5 Behaviour on initialisation and in event of an error In principle the dimmer reacts to an error during operation by sending the two communication objects Error report and Error code new errors that occur while the device is in the error state are also transmitted on the bus Behaviour during bus voltage failure The outputs are switched off during a bus voltage failure Behaviour after a reset or bus voltage recovery After a reset e g via the ETS program or after bus voltage recovery an initialisation phase approx 3 seconds follows with detection of the connected loads The error objects Error report and Error code are then sent after the load detection proces
17. hed off Voltage peaks can for example be caused by a faulty transformer Load detection is carried out after the disconnection The outputs remain switched off until they are switched on again After switching on the error objects are resent and reset if required Application software Dim Stairc fct Slave 1 Type Universal Dimmer GH 0631 0045 R0111 22 2 1 2 2 Installation and commissioning Connection diagram Load detection The device has a pair of terminals for connecting the phase and neutral conductor of the supply voltage and two pairs of terminals for connecting the loads A further terminal pair can be used for looping through the supply to further devices back up fuse 10A UD S 2 300 1 230 50Hz ABB i bus EIB 2 300 WIVA 23 Ly Ms When looping through the L and N conductor it should be noted that the maximum terminal current of 10 A may not be exceeded The depicted 10 A back up fuse is therefore only required when looping through Load detection is carried out after a reset after bus voltage recovery and once the mains voltage has been reconnected after a voltage failure that lasts longer than 10 seconds Note Before replacing luminaries the device should be disconnected from the supply Defective lamps should be replaced imme diately Remark Electronic transformers generall
18. hed on after bus voltage recovery for the set duration or remains switched off Permanent ON The staircase lighting can be switched on permanently via the communication object Permanent ON If it contains the value 1 all the time functions are switched off and the output controls the adjustable brightness value The switching object is ignored in this case Once the Permanent ON function has been switched off the lighting remains atthe same brightness value for the duration of the staircase lighting and is then dimmed down Application software Type Universal Dimmer Dim Stairc fct Slave 1 GH 0631 0045 80111 4 4 1 Appendix Technical data Connections Power supply ABB i bus EIB Load circuits Phase connection Cable cross section Outputs Number of dimming outputs Output voltage Maximum output power up to 45 C ambient temperature Minimum output power Operating ans display elements LED and push button Type of protection Operating temperature range Max leakage loss Installation Dimensions H x B x T Mounting depth width Weight via ABB i bus EIB Bus connecting terminal supplied 2 screw terminals each 2 terminals for connecting the phase and neutral conductor 2 terminals for looping through 0 2 2 5 mm 2 230 V AC dimmed via phase control or phase alignment 300 W VA per output 500 W VA if only one
19. im Stairc fct Slave 1 Subject to change without prior notice Application software Dim Stairc fct Slave 1 Type Universal Dimmer GH 0631 0045 20111 1 1 1 1 2 1 3 Device configuration Introduction Load types Output power The universal dimmer UD S 2 300 1 can be universally implemented in lighting technology and combines many functions and possibilities in a small space The device can dim two independent groups of luminaries via the ABB i bus EIB each with a maximum output power of 300 W Various types of luminaries can be connected to both outputs The comprehensive functionality of the device enables intelligent and user friendly lighting control It is suitable for use both in the residential sector and in commercial applications The dimmer is designed for operations with various types of luminaries load types Apart from resistive loads there are also inductive or capacitive loads The following table indicates which load type generally applies to transformers or luminaries Transformer or luminary Load type Incandescent resistive 230V halogen lamps resistive Conventional low voltage transformer inductive Electronic low voltage transformer capacitive Inductive loads are dimmed via phase control while capacitive loads are dimmed via phase invertal control The automatic load detection of the dimmer specifies the connected load type and adapts the operating mod
20. ing down period the output automatically switches to the initial value and the time period restarts retrigger function It is possible to set the brightness value of the staircase lighting Application software Dim Stairc fct Slave 1 Type Universal Dimmer GH 0631 0045 20111 14 Duration of staircase lighting operating time The staircase lighting is switched on once an ON command has been received The operating time can then be set using a base and factor It is calculated as follows Operating time Base x Factor The staircase lighting can be switched off before this period has elapsed via an OFF command to the communication object Switch Status Dimming down period The speed with which the output dims down once the operating time has elapsed can be set via the parameter Time for dimming DOWN This period is the time it takes to dim from 100 brightness to 0 brightness If the initial brightness value is not 100 the dimming down period is shortened accordingly The dimming down period should be set so that the next light switch on the staircase can be reached before the light is extinguished without needing to hurry It should be noted that the period is only relevant if the minimum bright ness value on the staircase is maintained Staircase lighting after bus voltage recovery On bus voltage failure the outputs of the dimmer are switched off It can be set whether the staircase lighting is switc
21. output is connected 40 W VA per output For entering the physical address IP 20 DIN EN 60 529 5 C up to 45 C 5W on 35 mm mounting rail DIN EN 50 022 90 x 72 x 64 mm 68 mm 4 modules at 18 mm 0 25 kg Above an ambient temperature of 45 C the maximum output power is reduced linearly by approx 4 per 1 Kelvin This temperature range is however outside the specification of the internal EIB bus coupler Application software Dim Stairc fct Slave 1 Type Universal Dimmer GH 0631 0045 R0111 4 2 16 Status report function The following tables provide a simple overview of the instances when the status objects are sent This is dependent on the state of the output and the command that has been received It can also be set for the switching object whether the object is always sent or only after a change means that object is not sent Switching object Switch Status Previous Command New Contents of status state received state report for switching send send on always change OFF OFF command OFF OFF OFF Dimming command OFF Value command OFF OFF Preset command OFF OFF ON command ON ON ON OFF Dimming command ON ON ON OFF Value command ON ON ON OFF Preset command ON ON ON ON ON command ON ON ON Dimming command ON ON Value comm
22. preset value is gt 0 3 6 Parameter window The parameter window Staircase lighting is displayed if the staircase lighting Staircase lighting function has been activated 111 Attention 111 A General Staircase lighting General Duration of Staircase lighting Base Duration of Staircase lighting Factor 3 127 Time for dimming DOWN after enlightmt Duration for passing from 100 to 0 Duration Entry 2s range of possible entries 1 255 lt NOTiE Brightness value for staircase lighting 255 52 255 corresponds to 20 100 Staircase lighting after bus voltage recovery switched on Brightness value at permanent on 255 switched off 52 255 corresponds to 20 100 ee eee switched __ Cancel Default Info High Access Help The staircase lighting function is used to dim the lighting off automatically after a set period so that the next light switch can be reached before the lighting is switched off Activating the staircase lighting Once the output has been switched on ON command to the communication object Switch Status the brightness level remains at the initial value for a fixed time period Once this period has elapsed it automatically dims down within the set dimming down period and switches the output off when it reaches the brightness value of 20 If a further ON command is received during the operating time or dimm
23. s Behaviour after mains voltage recovery The outputs of the dimmer are switched off on failure or disconnection of the mains voltage while the bus voltage is operational There are two different cases e A failure of less than 10 seconds leads to the device continuing to run after voltage recovery The operating mode phase control or phase alignment remains unchanged and the final brightness value is restored e lf the voltage is disconnected for longer than 10 seconds the dimmer carries out a reset after voltage recovery see above with automatic load detection Behaviour on overtemperature If the internal temperature of the device rises above the maximum value the output brightness of both devices is automatically dimmed to approx 30 and the error objects are sent The upper brightness threshold is 50 If the value falls below the maximum temperature again the previous brightness value is restored If the internal temperature rises above the critical value of the device the outputs are switched off and the error objects are resent When the device cools down the outputs remain disconnected The error objects are only sent and reset if required once the device has been switched on again Behaviour in the event of voltage peaks If voltage peaks occur in load circuit overvoltage impulses the communication objects Error report and Error code are sent In order to avoid damage to the device both outputs are switc
24. sponds to 0 4 49 Upper dimming threshold 128 255 corresponds to 50 2 If dimming DOWN and value lt lower dimming threshold output switches Output switches on after receipt of dimming UP telegram Brightness value Lower dimming threshold 1 127 corresponds to 0 4 49 Upper dimming threshold 128 255 corresponds to 50 2 If output is ON receipt of Brightness value output switches On receipt of Brightness value gt 1 output switches ON General Dimming general A Dimming A Preset B General Edit Parameters x 51 255 to lower dimming threshold to lower dimming threshold off El OO E Hmmm A es 51 255 y to lower dimming threshold yes CAN Cancel Default Info High Access Help Upper and lower dimming thresholds The upper and lower dimming thresholds determine which brightness values should not be triggered for the dimming mode It is therefore possible to exclude value ranges in which the luminaires do not radiate any light or their service life is limited The lower dimming threshold corresponds to the minimum brightness level which the dimmer uses to control the luminaire while the upper dimming threshold corresponds to the maximum brightness level 11 Application software Dim Stairc fct Slave 1 Type Universal Dimmer GH 0631 0045 R0111 It is possible to set different dimming thresholds for value commands and
25. ts Phys Addr Product Order number Program Manufacturer Object name GH Q631 0045 R0111 1 01 01 001 universal dimmer 2fold 300 Switch Status Output Switch Status Output Relative dimming Output Relative dimming Output B Brightness value status Output Brightness value status Output B Permanent ON Output Permanent ON Output B Preset 1 Output Preset 1 Output B Preset 2 Output Preset 2 Output B Y MD N aa A N b Brightness value of slave Output Brightness value of slawe Output B Slave activate deactivate Output amp ah ab N Slave activate deactivate Output B Error report General wn Error code General EEE EEE EEE Switching object Switch or Switch Status 1 bit The communication object Switch Status 1 bit enables bidirectional communication i e it can send or receive telegrams On receipt of atelegram the received value is interpreted as a switching command A status report is given via the switching status of the output Dimming object Relative dimming 4 bit Dimming commands can be sent to the actuator via the communication object Relative dimming Value object Brightness value or Brightness value status 8 bit The communication object Brightness value status 8 bit enables bidirec tional communication in the same way as the switching object On receipt of
26. y require a minimum voltage level for operation The lamps are switched off if the value lies below this level A lower dimming threshold field value approx 20 should therefore be set for these loads This value is preselected Application software Dim Stairc fct Slave 1 Type Universal Dimmer GH 0631 0045 R0111 3 ETS project design The application program Dim Stairc fct Slave 1 offers the same parameters and communication objects for both outputs The display of the communication objects and parameters in the ETS is dependent on the parameter settings EIS standard The EIB Interworking Standard EIS defines three different types of communication objects for the dimming function switching relative dimming and absolute dimming e With a Switch command 1 bit an output is switched ON or OFF e The Dimming command 4 bit is used to dim relative to the set bright ness level It is possible to dim UP or DOWN e The Value command 8 bit is used to set an absolute brightness value The value 255 means maximum brightness while at value O the output switches the lights off Application software Dim Stairc fct Slave 1 Type Universal Dimmer GH Q631 0045 R0111 3 1 Communication objects The communication objects are available for both outputs with the exception of the error objects Geb ude Ansicht Test E EIJ Building 2 Building part Room Device IV Show Objec
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