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AT SERIES ARCHITECTURAL DIMMER   

 

 

 Revision 0.3   

 

 

 

 

 

 

OWNERS MANUAL

 

 

 

 

 

 

03/16/2020 

www.lightronics.com 

Lightronics Inc. 

 

 

 

 

 

509 Central Drive Virginia Beach, VA  23454 

 

 

 

 

    Tel 757 486 3588 

 
PROGRAMMING THE UNIT: 

 

The LED's will alternate between the SYMBOL (channel/preset level and preset fade) and its VALUE (intensity and 
fade time). There are 2 digits and 3 buttons to control everything. Press the NEXT button to advance through each 
SYMBOL. Press the 

UP 

and 

DOWN 

buttons to change the VALUE for the alternately displayed SYMBOL. 

Note that the 100% intensity value on the LED display is indicated by "

FL

" (full). 

   

 

 

You can STOP HERE, or continue and set the CHANNEL up/down fade times.   

 

 

 

 

 

Summary of Contents for AT SERIES

Page 1: ...applications It can be supplied with up to four 2400 Watt lighting circuits channels and be remotely controlled by a DMX lighting console The AT series dimmers are provided with a fast acting 20 Amp...

Page 2: ...Standard sized knockout holes are provided in the top bottom and right side of the chassis for wiring Be sure that the vent holes in the chassis and cover are not obstructed since they are needed for...

Page 3: ...up of the AT Series dimmer is done using the 2 LED indicators and the 3 push buttons located at the bottom left of the low voltage section of the circuit board inside of the unit Use these controls t...

Page 4: ...abeled on the unit If a circuit breaker will not remain closed then there is an overload at the lamps for that channel which MUST be corrected before operation can continue INDICATORS There is an LED...

Page 5: ...hting is controlled by external momentary switch closures either manually or by automated equipment The AT 402 dimmer is designed to activate preset lighting conditions in response to these controls A...

Page 6: ...tched channel controls and DMX input It sets all channels to maximum intensity and remains in effect until the button is pushed again At that time the unit will Resume normal operation return to the i...

Page 7: ...n the SYMBOL channel preset level and preset fade and its VALUE intensity and fade time There are 2 digits and 3 buttons to control everything Press the NEXT button to advance through each SYMBOL Pres...

Page 8: ...nnel 2 Preset D up fade time 1 99 seconds d2 Channel 2 Preset D down fade time 1 99 seconds A3 Channel 3 Preset A up fade time 1 99 seconds A3 Channel 3 Preset A down fade time 1 99 seconds b3 Channel...

Page 9: ...from feed circuits before changing the fuse Service by other than the manufacturers authorized agents may void your warranty The best way to prolong the life of your unit is to keep it cool clean and...

Page 10: ...rves the right to make any changes modifications or updates as deemed appropriate by Lightronics to products returned for service Such changes may be made without prior notification to the user and wi...

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