Page 1: ......
Page 2: ...Page 2 Delta Series Non DSP Models Operating Instructions ...
Page 3: ...fier Speaker Outputs 12 Connecting To Your Amplifier Bridged Mono Operation excl Delta 120 13 Operating Your Amplifier Front Panel Controls and Indicators 14 Operating Your Amplifier Rear Panel Sockets and Switches 16 Operating Your Amplifier Initial Set up and Switching On 17 Switching On 17 Operating Your Amplifier Switching between analogue networked audio 18 Looking After Your Amplifier Mainte...
Page 4: ...a120S T500 T1000 T1500 T2000 T3500 T4 250 Ti500 Ti1000 Ti1500 Ti2000 Ti3500 Ti4 250 E15 E25 E45 E60 E90 E100 E475 S800 S1400 D80DSP and all OEM variants of these models are manufactured in accordance with EMC Directive 2004 108 EC in compliance with the following norm s or document s Technical Regulations EN55103 1 2009 EN55103 2 2009 and in accordance with the Low Voltage Directive 2006 95 EC in ...
Page 5: ...edible audio power and performance with ultra flexible connectivity for both remote control and audio Exemplary audio processing is assured through the use of XTA s DSP platform in the DSP enabled models and power amplifier capabilities are taken care of with high efficiency output stages and a generous power supply Accepting analogue or optional Dante networked audio this extra connectivity means...
Page 6: ...onnel Servicing is required when the apparatus has been damaged in any way such as if the power supply cord or plug is damaged liquid has been spilled or objects have fallen into the apparatus the apparatus has been exposed to rain or moisture does not operate normally or has been dropped 15 Do not expose this equipment to dripping or splashing and ensure that no objects filled with liquids such a...
Page 7: ...eil de la tension secteur en cas d orage ou si l appareil reste inutilisé pendant une longue période de temps 14 Les travaux d entretien de l appareil doivent être eff ectués uniquement par du personnel qualifié Aucun entretien n est nécessaire sauf si l appareil est endommagé de quelque façon que ce soit dommages sur le cordon d alimentation ou la prise par exemple si un liquide ou un objet a pén...
Page 8: ... unit is fitted with a 3 wire power cord For safety reasons THE EARTH LEAD SHOULD NOT BE DISCONNECTED IN ANY CIRCUMSTANCE If ground loops are encountered consult the section on connecting your amplifier on page 11 The wiring colours are 230V AREAS EARTH GREEN AND YELLOW NEUTRAL BLUE LIVE BROWN DO NOT USE THE UNIT IF THE ELECTRICAL POWER CORD IS FRAYED OR BROKEN The power supply cords should be rou...
Page 9: ...mounting systems ENSURE THERE IS ADEQUATE VENTILATION The cooling fans suck cool air in through the front and blow hot air out at the rear of the unit through the ventilating grills The front and rear of the amplifier should have free exposure to the air i e in a rack leave the front rear doors off with 2cm air gap at the sides IF AIR IS NOT ALLOWED TO ESCAPE FROM THE REAR OVER HEATING WILL OCCUR ...
Page 10: ... and can deliver huge levels of power for short durations In order to protect themselves and the loudspeakers that they are driving continuous signals such as sine waves are automatically detected and reduced ramped down to a safe level When trying to measure the power output however continuous signals will give totally incorrect results A dynamic signal such as a tone burst should be used and the...
Page 11: ...ble should still be twin core plus screen PIN1 Screen connected to the chassis of the unbalanced equipment or left disconnected at the unbalanced end PIN2 Hot signal PIN3 Cold ground 0V NOTE This amplifier is wired to the latest industry recommendations PIN1 is connected directly to the chassis mains earth If ground loops mains hum are encountered remove the screen connection from the other end of...
Page 12: ...bove For the Delta 120 two channel amplifier Bridging is NOT possible on the Delta 120 Due to the high output currents involved each channel s Speakon connector uses both pairs of poles as below Pin 1 Hot Pin 1 Cold Pin 2 Hot Pin 2 Cold There must be no shared connections between channels Negative output terminals must not be joined together as they are not both at ground potential Connecting them...
Page 13: ...el s input and do not parallel or series connect an amplifier output with any other amplifier output Connecting To Your Amplifier Bridged Mono Operation excl Delta 120 Pairs of channels may be independently bridged channel pair 1 2 and or channel pair 3 4 The method is the same for both channel pairs Select the required bridged mode through the front panel MENU system see page Error Bookmark not d...
Page 14: ... or a channel pair depending on the type of fault This is indicated by the combination of Protection LED illuminating and a corresponding message on the LCD In this way it is possible for two channels a channel pair to remain functioning even though a fault has caused the other channel pair to mute A channel pair would be 1 2 or 3 4 Temperature related faults will reset automatically if the unit h...
Page 15: ...TWORK AUDIO LED This will illuminate when the selected source is the network audio connection To switch modes use the rear panel switch as explained further on page 18 PROTECTION BRIDGE 1 2 BRIDGE 3 4 POW ER LIM 3 6 12 18 24 LIM 3 6 12 18 24 LINK LIM 3 6 12 18 24 LIM 3 6 12 18 24 LINK LINK 12 6 20 4 2 0dB 12 6 20 4 2 0dB 12 6 20 4 2 0dB 12 6 20 4 2 0dB ANALOGUE NETW ORK AUDIO DELTA SERIES NETWORK ...
Page 16: ...ress this switch to run this pair of amplifier channels in bridged mode To run 1 2 bridged press the switch on the far left of the panel beside channel A s input XLR Bridging is NOT possible on the Delta 120 6 Link switch Press this switch to link the input of the channel to its immediate left Multiple channels may be linked using these switches so for example to link all outputs to input A press ...
Page 17: ...rtant that the power output of your amplifier is matched to the power handling capacity of your loudspeaker If not damage to the loudspeaker could occur Switching On At switch on the protection circuit will initially activate whilst the circuits stabilise indicated by the red Protection LED illuminating in addition to various other LEDs After a few seconds the red Protection LED will extinguish in...
Page 18: ...the front panel attenuators to minimum before switching modes To switch to network audio mode depress the rear panel switch marked Source Select Slowly increase the levels again after the mode has been changed You will need to use Dante Controller to choose which channels to feed to the amplifier s inputs It can be downloaded free here https www audinate com products software dante controller The ...
Page 19: ...y solvents as they will damage the paint finish and could remove printing If you have any doubts about carrying out maintenance please refer to a service engineer or contact your local dealer Looking After Your Amplifier Warranty Your amplifier is guaranteed for a period of five 5 years from the date of manufacture Please note that this does not apply to OEM versions of the amplifier please consul...
Page 20: ... x 600 250 x 610 x 600 250 x 610 x 600 Weight kgs Amplifier 10 0 11 0 12 5 12 25 Boxed shipping 12 0 13 0 14 5 14 25 Additional Specifications Parameter Units Delta 40 Delta 80 Delta 100 Delta 120 Input Impedance Active Balanced Ohms 20k 20k 20k 20k Input CMRR dB 60 60 60 60 Damping Factor 1kHz 8 ohms 400 400 400 400 Signal Limiters Present Yes Yes Yes Yes Protection Present Short Circuit DC Outpu...
Page 21: ...4 493 633 120 2 7 3 3 6 5 12 0 25 1 400 442 514 687 Power Consumption and Thermal Emissions Delta 100 Mains V Load R Current Draw A Thermal Emissions W No Sig l Light Average Heavy No Sig l Light Average Heavy 240 8 2 1 3 2 5 1 9 6 504 533 582 701 240 4 2 1 4 1 7 5 15 7 504 557 647 863 240 2 7 2 1 4 6 8 9 19 1 504 570 682 953 120 8 4 7 6 9 10 6 19 6 560 589 638 757 120 4 4 7 8 7 15 5 31 9 560 613 ...
Page 22: ...06 channel B s is number 2 CN206 and so on The gain may be set to 26 or 32 factory default setting Remember setting higher gain does not change the maximum available power but changes the level of signal input to achieve maximum power In any case provided that the input signal is less than 20dBu 7 7V the built in limiter circuit will prevent distortion within the amplifier The gain should be set t...
Page 23: ...the mains supply For added security the front panel potentiometers can be disabled preventing unwanted tampering with gain settings of any amplifier This is achieved by setting links on the input board internally Adding a link to CN105 disables the pot for channel A CN205 disables the pot for channel B and so on Once disabled the pot gain is set to 0dB no attenuation Ensure that all four links are...
