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This product is warranted for a period of TWO YEARS from the date of purchase against 
defects in materials and workmanship. 

 
 
 

This warranty is subject to the following restrictions and conditions: 

 
A)  If service is required, you may be asked to provide proof of purchase from an 
 

authorized   Lightronics dealer. 

 
B)  This warranty is valid only for the original purchaser of the unit. 
 
C)  This warranty does not apply to damage resulting from abuse, misuse, accidents, 
 

shipping, and repairs or modifications by anyone other than an authorized 

 

Lightronics service  

representative. 

 
D)  This warranty is void if the serial number is removed, altered or defaced. 
 
E)  This warranty does not cover loss or damage, direct or indirect arising from the use 
or   inability to use this product. 
 
F)  Lightronics reserves 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 without incurring any 

 

responsibility or liability for modifications or changes to equipment previously 

 

supplied.  Lightronics is not responsible for supplying new equipment in accordance 

 

with any earlier specifications. 

 
G)  This warranty is the only warranty either expressed, implied, or statutory, upon 
which   the equipment is purchased.  No representatives, dealers or any of their agents 
are  authorized   to make any warranties, guarantees, or representations other than 
 

expressly stated herein. 

 
H)  This warranty does not cover the cost of shipping products to or from Lightronics for 
 

service. 

 
I) 

Lightronics Inc. reserves the right to make changes as deemed necessary to this 

 

warranty without prior notification. 

 
 
 
 

 

 

Lightronics Inc. 

 

 

 

 

 

 

 

 

 

509 Central Drive Virginia Beach, VA 23454 

 

 

 

 

 

 

  20100211

 

WARRANTY

 

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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