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LACERTA MOTORFOCUS 

20 

2016 

Turn  on/off  position  usage  in 

GotoSelect/Save  Pos 

menu  as  initial  position 

after turning on the device.

 

 

FactoryReset: 

Restore setting to factory default. Restart is needed! 

 

 
 
Motor menu: 

 

 

Cur.Hold.: 

 

Setting of motor holding current: 

 

 

 

 

 

160mA, 400mA, 600mA, 800mA 

 
Motor holding current gets active one minute after last movement.  

 

Cur.Mov.: 

 

Peak of motor moving current: 

 

 

 

 

 

160mA, 400mA, 600mA, 800mA 

 

 
Direction: 

Direction of motor revolution in 

Out

 direction. (

CW

 or 

CCW

Clockwise or counter clockwise. To correlate the revolution of the motor wit the 
focuser movement. 

 
 

ASCOM mode: 

 

LACERTA  MOTORFOCUS

  is  controllable  by 

ASCOM

  compatible  software  on  PC 

(tested  with  Astroart  4,  Astro  Photography  Tool  2.82,  DSLR  Focus  V3,  FindFocus 
1.2.0.0,  FocusMax  3.8.0.20,  Maxim DL  5.15,  SharpCap  1.5.0.344).  After connection 
the ’

A

’ character will be at the upper row of display. 

ASCOM

 reads current position of 

LACERTA MOTORFOCUS

, the measured temperature and the value of 

FocusMax

All  buttons  on  the  handbox  are  functionable.  Operations  of  different  softwares  are 
different.  E.g.  the  AA4,  APT,  FocusMax  and  MaximDL  refresh  position  data  every 
second,  so  the  position  adjustment  on 

LACERTA  MOTORFOCUS, 

the  position 

change appears immediately in program. Other tested programs refresh values only 
after giving a command for movement to a new position, so you can’t see changes of 
values on the PC screen after position adjustment on the device directly. 
Some  of 

ASCOM

  compatible  softwares  support 

Backlash  compensation

  and 

Temperature compensation

.  

If you would like to use 

Backlash compensation 

from PC software, set this value to 

0 in 

LACERTA  MOTORFOCUS 

menu!  DSLR Focus,  FocusMax  and  MaximDL  use 

approaching from one side 

method to eliminate backlash. Approaching direction is 

adjustable (In or Out).  
The temperature compensation function of suitable 

ASCOM

 compatible software use 

the feature of 

LACERTA MOTORFOCUS

, which is activatable or not. Device settings 

will  be  overwritten  by 

ASCOM

.  Some 

ASCOM

  compatible  software  have  a  custom 

algorithm for temperature compensation. If you would like to use this custom method, 
set 0 value in 

TempComp

 menu and deactivate 

TempTrack

 on device.  

Summary of Contents for LACERTA MOTORFOCUS

Page 1: ...ery much for choosing our product The LACERTA MOTORFOCUS is an ASCOM compatible focusmotor controller with position feedback temperature and backlash compensation and exposure monitoring possibility I...

Page 2: ...austria at index php produkt MotorFocusLA Connection details Connections on the hand controller 12V DC socket 5 5 2 1mm center positive _ Off On switch _ USB B mini _ RJ45 Connections on the motor un...

Page 3: ...shows a wealth of status informations like position of your focuser temperature direction of movements backlash compensation filter slot and so on You may enter the menu by pressing Esc and Ent at th...

Page 4: ...ser CD from our website given above and extract the zip file to a folder Connect LACERTA MOTORFOCUS to PC and power supply using accessory cables Turn on the device The Operating System recognizes the...

Page 5: ...LACERTA MOTORFOCUS 5 2016...

Page 6: ...LACERTA MOTORFOCUS 6 2016...

Page 7: ...LACERTA MOTORFOCUS 7 2016...

Page 8: ...e ASCOM driver The required setup exe is in the virtual user CD at x86 32bit OS or x64 64bit OS subfolder of ASCOM_driver folder ASCOM 6 1 platform is needed If it s not installed you can download it...

Page 9: ...LACERTA MOTORFOCUS 9 2016...

Page 10: ...acoustic signal and flashing of device display indicate that the connection is created A character shows in the MOTORFOCUS display that the ASCOM connection is available For device parameters press t...

Page 11: ...after you can hear the acoustic signal and you can read Buttons released on the display After some seconds you can hear the signal again and the display reads Programming mode Now start the Updater pr...

Page 12: ...tatus When the uploading is in progress the display of the Hand Controller is dark and the LED light of the serial communication is flashing Red flashing is the sign of back reading When the process i...

Page 13: ...s some important Informations 1 1 step button pressing active or if the user stepping number is active A ASCOM connection is active or _ if inactive B Backlash compensation is active or _ if inactive...

Page 14: ...1 4 Go Offset2 5 Go Offset3 6 Save Pos Save the current position to the GoStartPos function After Ent Set displayed change value with In Out press Ent button first to confirm and once more and the mot...

Page 15: ...0 If the motor reaches the position limits an error message will be shown on the display with sounding a signal Use the In and Out buttons for scrolling up and down the menus and for changing values I...

Page 16: ...on The modified position is calculated by filter the wheel position and TempTrack corrections if it s activated This is the default filter position and this is the base from which the Offset values ar...

Page 17: ...ny position e g Pos 1000 Reset dial indicator and Backlash value Activate single stepping mode than move focuser further in the same direction e g Pos 1050 After that move back the focuser until the d...

Page 18: ...tly No compensation to Out direction To In direction the formula of the compensation is the following In Step Backlash BacklMultp Out Backlash BacklMultp In this case the final movement direction is o...

Page 19: ...atically This function is inactive after swiching on the device but it has function button Ent to reach faster this function Do not forget to set enough time between exposures for temperature compensa...

Page 20: ...he handbox are functionable Operations of different softwares are different E g the AA4 APT FocusMax and MaximDL refresh position data every second so the position adjustment on LACERTA MOTORFOCUS the...

Page 21: ...fsets Mostly the filtersets aren t quite precisely homofocal but near together so you can build groups which are referred to the 4 availabe positions Mostly the Lumi filter will be convenient to serve...

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