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Lit # 4H06 

Revised 8/18/2006 

6

 

NOTE 

After entering the calibration mode, 

and after the last button push, if the  

exit procedure, item 6 above, is  

not done within 90 seconds, the 

calibration procedure will cease and  

reset to the last saved setting. 

 

 
 
 

Alternative Aux Switch Options 

 
As noted on page 3, point 3, denergizing the “Oval’s” point 3 will initiate a full retraction of the tabs and indicators.  If point 3 
remains denergized, the “Oval” will remain shut down.  Alternatively, if point 3 is denergized and immediately reenergized, the 
“Oval” will initiate a full tab retraction but will remain on.  This feature will accommodate connecting point 3 through a gearshift 
switch which is open circuit at neutral.  In this case, after the engine is started and put in gear, point 3 would be energized, readying 
the “Oval” for use.  Then, at the end of the trip, when the gearshift is returned to neutral, or even passed through neutral to reverse, the 
“Oval” would initiate full tab retraction and shut down.  This scheme would provide tab retraction upon reaching the docking area 
instead of waiting for engine shutdown.  With some thought, other interesting options for controlling point 3 may come to mind. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 
 
 
 
 
 
 
 

LECTROTAB 

 Linear Devices Corporation 

 8790 Park Central Drive 

 Richmond, VA 23227 

Phone: 804-261-3888, Fax:  804-264-3070, 

www.lectrotab.com

 

Содержание SETR-50

Страница 1: ...s control no other interface box or components are required for operation and all connections are made directly to the back of the control SETR 50 51 Oval Features Multi station capable supporting up to 6 Ovals in the same trim tab system wherein each Oval is a full function control with no switchover requirements High current outputs 20 amps for both Port Starboard actuators Mirror operation at a...

Страница 2: ...im control push the bottom of the port switch until the click is felt The starboard tab will retract and the starboard indicator will show the tab position Pushing both buttons simultaneously will retract or deploy both tabs Also the tabs may be simultaneously moved in opposite directions if need be The right indicator will move with the right tab the left indicator moves with the left tab However...

Страница 3: ...ound Point 3 Auxiliary or engine gauge or ignition switch See page 6 for more options While the main D C trim tab system power remains on applying power to this point will activate the Oval Denergizing the point will deactivate the Oval leaving a 6 MA standby current flow Provide power to this point with a dedicated switch marked Trim Tabs or use the engine gauge switch The reason for controlling ...

Страница 4: ...eeds to be connected to each one from any convenient source to power the tab position indicator LED s and the internal microprocessor Operating current with all at points 1 and 2 LED s lit is 10 milliamps Standby current is about 6 milliamps Early production wires were blue and orange When mixing the two treat brown and orange as the same Always connect blue to blue WARNING Do not make any connect...

Страница 5: ... a safety standpoint all Lectrotab boats operate the same and most popular way Calibration Programming Some Background The Oval tab position indicator operates on a time basis With our mechanical approach as opposed to the hydraulic approach the Lectrotab actuator inherently moves the tab at a predictable rate of time so that a simple timer can effectively keep track of tab position The simplicity...

Страница 6: ...b retraction but will remain on This feature will accommodate connecting point 3 through a gearshift switch which is open circuit at neutral In this case after the engine is started and put in gear point 3 would be energized readying the Oval for use Then at the end of the trip when the gearshift is returned to neutral or even passed through neutral to reverse the Oval would initiate full tab retr...

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