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Installation and User Guide Product Description Installation

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1. When hysteresis Is on the switch off level is 80 of the switch on level At or below the switch off level the channel will be off For example if the switch on level is 50 and the signal rises to this level or above to turn the channel on then If the signal falls to 40 or below the channel turns off Restore to Factory Default Hold the up or down buttons for 10 seconds in this menu The decimal points will light up In sequence and then all LEDs will be on for 1 second to confirm that factory settings have been restored Note Restore to Factory Default will cause all existing manually configured settings to be lost Helvar 454 Transistor Dimmer Installation and User Guide Doc 7860265 issue 4 2014 08 28 Output Information freedom in lighting Below you will find detailed information on choosing the correct output type E to EB for your lighting system To configure the outputs select ERh from the main status display of the 454 unit See page 6 for further information DALI S DIM AND DMX OUTPUTS Non Dim Select Non Dim for simple switch on and switch off of non dimmable loads DALI S DIM and DMX protocols can be used with T0 All switching is at the zero crossing point Loads must be trailing edge compatible I e No inductive loads must be used S DIM AND DMX OUTPUTS Note Under S DIM control i is the default output type Linear Select Linear i if you intend to use S DIM or DMX with a l
2. Installation and User Guide Helvar Transister Dimmer 454 freedom in lighting Product Description C The DIN rail mounted 494 is a 4 channel transistor dimmer It can operate in one of two modes leading edge or trailing edge All 4 channels operate in the same selected mode with each channel capable of controlling 2 2 A It supports Capacitive and resistive loads and can be connected directly to mains voltage lamps and low voltage lamps with electronic transformers he 494 Is not for use with inductive loads Each channel of the dimmer has both current and thermal protection The dimmer features an LED 7 segment display There is a push button user interface for monitoring manual configuration and control purposes Installation Location 2 1 e For installation in a restricted access location only Position amp Ventilation e Install the unit horizontally to allow for heat dissipation e Any enclosure must provide adequate cooling ventilation 2 2 Sa i gt SUE Do not Electrical connect DA e Do not connect DALI and S DIM DMX at the same and S DIM A ti DMX at the P N di same time e Isolate the mains supply before installation DALI A Y Quy e The external supply must be protected 10 A Type C d i MCB max s Pipa MAINS lt e All DALI and Mains cabling must be 230 V mains rated OVERRIDE SUPPLY OUTPUTS Loads 1104 e The 454 is for use with non Inductive loads only Cable Information
3. 0 5 sec Understanding the Status Display The Status display is the default view In operation It is the starting point for navigating and configuring the 454 Power S DIM DMX indicator activity indicator 454 Transistor Dimmer 4x22A Output Software DALI Hardware mimics override power wired 1 2 3 amp 4 Indicator activity override Key and LED Descriptions indicator indicator Power indicator The power indicator top segment of the middle digit is always on when the 454 is powered up S DIM DMX activity indicator The S DIM DMX activity indicator centre segment of the middle digit is normally off and flashes on intermittently if any S DIM DMX activity communications is directed to a channel within the dimmer Output mimics The output mimics 1 2 3 and 4 are illuminated when the dimmed outputs are on and not illuminated when the dimmed outputs are off Software override indicator The decimal point on the left is illuminated to indicate software override from the override test menu DALI power activity indicator The DALI indicator bottom segment of the middle digit is off if there is no DALI power and on if DALI power is present If any DALI activity is directed to a channel within the device the indicator blinks off Hardware wired override indicator The decimal point on the right is illuminated to indicate wired override Helvar 454 Tra
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5. Note Some of the following error messages are preceded by the channel which caused the error Trip Indicates that a channel on the 454 unit has tripped ErF flashes are preceded by the channel that has been tripped To resume normal operation on the channel press either button on the 454 user Interface If that does not restore the trip recycle the power to the unit Hot Indicates that the 454 unit is getting too hot The 454 unit will attempt to automatically reduce the output level to a safe temperature To ensure that the unit does not get too hot install the 454 in an area with sufficient ventilation and situate the unit at an ample distance between other units on the DIN rail Make sure that the load per channel does not exceed 2 2 A Trip Temperature Indicates that the 454 unit has tripped because the unit temperature became too high E L flashes are followed by the channel that has been tripped This screen succeeds the Hot warning above If the 494 Is unable to reduce the output level to a safe level Trip Loads Indicates that a particular channel s has tripped because the temperature has risen too fast or the wrong load type Is connected This occurs when the wrong loads are used Check the loads connected to the 494 and make sure that they are trailing edge compatible Do not use wire wound transformers Communications Error S DIM DMX only Indicates a problem with the S DIM or DMX communic
6. Power consumption Load current Heat dissipation DALI consumption External protection Inputs Communication Override User interface Mechanical data Dimensions Housing Material Mounting Weight IP code Operating conditions Ambient temperature Relative humidity Storage temperature 0 5 mm2 1 5 mm max 300 m 1 5 mm 0 22 mm 1 5 mm low loss RS485 Type multistranded twisted and shielded Solid core up to 4 mm Stranded 2 5 mm Note Functional earth connection used for DALI S DIM DMX screens only 85 VAC 264 VAC 45 Hz 65 Hz 2 3 W excluding loads 2 2 A 2 2 A x 230 V 500 WI 4 outputs 4 x 500 W 2 kW 11 W with maximum load resistive 2 mA 10 A Type C MCB maximum The external supply must be protected DALI S DIM and DMX Switched Input 2 push buttons for configuration 160 mm x 62 mm x 91 mm DIN rail case 9 module width Polycarbonate ABS mix UL94 V 0 DIN rail mounting 290 30 00 at terminals 0 C to 40 C Max 90 non condensing 10 C to 70 C Conformity and standards DALI S DIM DMX EMC immunity Safety Environment Isolation DALI standard IEC 62386 with Helvar additions Helvar S DIM protocol DMX512 A protocol EN 61547 EN 60950 Complies with WEEE and RoHS directives 4 kV Helvar 454 Transistor Dimmer Installation and User Guide Freedom in lighting Doc 7860265 issue 4 2014 0
7. mode the 494 can dim only non inductive loads All 4 channels operate in the same selected mode The default dimming mode Is Trailing edge Dimmed Output Table Selection The outputs can be configured to match common loads via the Output Table Selection Ab menu See table below for a brief summary of output types For further output information please see page 8 Output Control Output Notes Additional information Type Protocol S DIM DMX Square S DIM DMX Switched on and off only Tr Linear light with respect to control mr Conforms to IES Square law standard r O ag a D a a rr bor Pu law S shaped light curve Lu DALI logarithmic IEC 62386 205 E5 Similar to Helvar 492 dimmer amp suitable for solid state lamps E B DALI linear DALI IEC 62386 205 Notes Under DALI control i t Jare not recommended H is used by default Under S DIM control 4 5 B are not recommended t is used by default Minimum Fade Time Set the minimum fade time for the channels Select the minimum fade time for each channel individually or ALL channels simultaneously Minimum fade time can be set to 1 00 second 0 50 seconds 0 15 seconds and 0 02 seconds Helvar 454 Transistor Dimmer Installation and User Guide Doc 7860265 issue 4 2014 08 28 J mor LI D Freedom in lighting Override Level The overri
8. 8 28
9. Cable Cable Type DALI 2 wire mains rated 0 5 mm to 1 9 mm Max length 300 m with 1 5 mm cable Example Belden 8471 Mains cable Dimmed outputs Max 2 5 mm stranded 4 mm solid S DIM DMX Low loss RS485 Type multistranded twisted and shielded Note One twisted pair for A and B 85 0 to 100 impedance one core or twisted pair for 0 V and shield for screen Size 0 22 mm to 1 5 mm2 Core 3 or 4 Screen Max Length 1000 m low loss cable Example Belden 8102 or Alpha 6222C Override 2 wire 0 6 mm to 1 9 mm Max cable length 50 m Helvar Data is subject to change without notice www helvar com Il Contents Section Product Description Installation Cable Information Connections Power Up Understanding the Status Display Navigating the 454 Menu Configuring the 454 Output Information Troubleshooting Important Considerations 454 Quick Start Guide Technical Data Helvar Data is subject to change without notice Page SO CO N NORR a WN NY Helvar freedom in lighting www helvar com Connections wr Freedom in lighting DA DA A OV SC B TERM OVR OV DALI S DIM DMX OVERRIDE DALI DALI S DIM DMX MAINS SUPPLY DA DA A OV SC B TERM L N E a a Se eee ae aa l poe ee I Screen if required DAL Note Functional earth connection used for DALI S DIM DMX screens only Note Do NO
10. T connect DALI and S DIM DMX at the same Devices time S DIM DMX MII S DIM or DMX aa OV SC 2 O S DIM or DMX Data Cable from previous device li S DIM or DMX Data Cable to next device i Link for Termination if unit is at end of S D DMX cable line Note Keep unscreened wire lengths to a minimum Helvar 454 Transistor Dimmer Installation and User Guide i a _ OVERRIDE 85 to 264 VAC 4x2 2A DIMMED OUTPUTS Link to Xx e e Qi LEZE L A 0V SC B TERM OVR 0V L N E J i ss L N E 1 2 3 4 MAINS DIMMED SUPPLY OUTPUTS 1 TO 4 OVERRIDE V lt 1 5V on mA SW Close switch to cause level override OVR OV KV Input for override Note Maximum cable length 50 m DIMMED OUTPUTS 1 TO 4 MAINS SUPPLY L N E I SOO Q Note Functional earth connection used for DALI S DIM DMX screens only Lamps L N NON INDUCTIVE LOADS ONLY Not for wirewound transformers p L Doc 7860265 issue 4 2014 08 28 Power Up Freedom in lighting During power up the following sequence Is displayed on the LED Control Panel Each display is held for one second At the end of this sequence the Status display appears Start up Sequence 1 All segments on 2 Product model 3 Software version 4 Normal Operation Status 0981 Goa ie
11. ations Please check wiring and e terminations Make sure that no two channels have the same addresses on the network and that the S DIM DMX mode is selected correctly Important Considerations See below for other important considerations e Do not connect DALI and S DIM DMX at the same time Some lamps may flicker if dimmed below their rated minimum level If this occurs change the min level DALI or switch on level S DIM DMX appropriately If using a 910 or 920 router to control the dimmer these settings may be changed using Helvar Designer software e f DMX does not work make sure that it has been switched on in the diitH menu and then set the DMX addresses in the Hd5 menu See page for further information 7 Helvar 454 Transistor Dimmer Installation and User Guide Doc 7860265 issue 4 2014 08 28 SS lIDDE SEqQ XIAd 10 WIA S 94 s 0 549 193 s nu ui SPY 9U WO ssauppe seq ITvd au s 0 549 1923 s nu ui APY ou WO4 sassaippe seq XWg NId S 10 YA 1 S Aen S A JBUUCYD enpiAIpui BU nq uonounj 774 94 BIA sjauUeY TV JOJ S J A 9 BulBueYo due noA y Sepow UlEW99 Ul SINODO BdI OU A 9 HN V 9DIJOU BAD BIQeLe A Freedom in lighting sj uueuo jqejere IIe 19S 0 77H sles jqejere ISUAA sl uueu2 TTV 135 9l S S 1 O0N p sn sI 3 011uo2 XWA WIG S 49pur xx p sn SI h F jOujUOD TVqG4apun iva Jeaul yq g 3 ef maf sas
12. de level can be configured for individual relay channels or ALL channels and ranges from 0 to 100 It can be manually tested via the override test function Grt Note 1 When S DIM DMxX is connected the override settings in the router configured using Designer software will take precedence over the device s override settings unless you configure the software to use the device override settings Note 2 When the unit is running in override the left decimal point is illuminated and the middle digit of the screen flashes in the status screen Override Test Test that the override level set in the previous mode functions as required by choosing ON or OFF The unit performs as If an override has been caused by the override Input connection Note 1 By switching this setting to ON it will not be possible to manually edit the channel levels in Status Display Set Channel Level menu Note 2 To change the channel levels ensure that override is switched off Switch On Level S DIM DMX only Set the Switch on levels for S DIM DMX channels S DIM 2 64 Default 2 DMX 0 1 64 Default 0 1 J Set Minimum Level DALI only Set the minimum level for DALI channels DALI 0 1 100 Default 0 1 Note he minimum level value will be overridden if the 454 is connected to a 910 or 920 router system Hysteresis S DIM only Select On or Off to activate deactivate hysteresis By default hysteresis is off
13. inear dim from 0 to 100 with respect to control Linear is a general purpose law that gives control of power from 0 to full power Square Select Square E gZ if you intend to use S DIM or DMX with a curve that conforms to the IES Square Law Control is from to full power S Law Select S Law LE JJ if you intend to use S DIM or DMX with the output power being in an S curve format Note Selecting an S DIM curve whilst In DALI or vice versa will result in a reduced control range DALI DIMMED OUTPUTS Note Under DALI control amp 41s the default output type DALI logarithmic Select DALI Logarithmic E 4 if you intend to use DALI with the output power following the standard DALI logarithmic curve with incandescent lamps as per IEC standard 62386 205 SSL Curve C 7 Select SSL Curve 5 if you intend to use DALI with a curve that works best with solid state e lamps This is similar to the Helvar 452 dimmer curve DALI Linear Select DALI Linear E B if you intend to use DALI with a standard linear function from 0 to 100 with incandescent lamps as per IEC standard 62386 205 BE mg 6 Helvar 454 Transistor Dimmer Installation and User Guide Doc 7860265 issue 4 2014 08 28 Troubleshooting freedom in lighting Before contacting Helvar Support please check the following as It may provide a solution to the problem that you have encountered or help our support teams identify the problem
14. menus using the up down push buttons located on the power on front ofthe unit 7 10 SEC mmm IILI Doc 7860265 issue 4 2014 08 28 4 Configuring the 454 freedom in lighting Various settings can be configured via the control panel Status Display Set Channel Level Set Channel Levels 0 100 by using the push buttons in Status menu Select the channel s to change then hold the up or down button to alter levels For further information refer to the Quick Start Guide in Section 10 Note 1 You can access Status Display Set channel level mode whilst the device is in override mode but it Is not possible to change the channel levels Note 2 DMX updates are disabled while using manual control Set S DIM DMX Address Set the S DIM or DMX address for each channel Select bAS to set the S DIM or DMX base address S DIM 252 addresses available DMX 512 addresses available Set DALI Address Set the DALI address for each channel Select bAS to set the DALI base address DALI 64 addresses available Enable Disable DMX Enable or disable DMX from this menu When DMX is enabled On it will use the S DIM address There is no channel select option It is a global setting Note DMX is disabled by default S Set Dimming mode Leading or Trailin I I w l EERIE Select Trailing or Leading edge dimming from this menu Note In either dimming
15. nsistor Dimmer Installation and User Guide Doc 7860265 issue 4 2014 08 28 Navigating the 454 Menu The status display LEDs on the front of the unit are lit In the following way from Navigate the 454 menu to configure the unit Cycle through the menu 1 Press both buttons simultaneously to cycle through the menus Tip To cycle through the menus quickly keep holding down both buttons Select the desired channel to modify 2 At your chosen function quickly press up or down button to scroll through the channel destinations These are the channels that will be affected by the following settings Note Select ALL to alter all channels simultaneously Modify function settings 3 Hold up or down buttons to alter the levels settings fade times output modes and other settings See section 7 for further details Note LEDs blink if the value has been changed and not yet stored Save changes 4 Hold both buttons together to save the change The LEDs will show 888 for 1 second to confirm setting Is stored Return to previous screen To return to a previous screen do not press the buttons for a short time Back to status display 10 seconds of inactivity returns the 454 to the Status Display screen Tip You can also return to the status display by cycling through all the menus Helvar 454 Transistor Dimmer Installation and User Guide Freedom in lighting Navigate through the 494 Helvar

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