Lumasense-technologies IGA 320/23-LO Manuel d'utilisateur télécharger pdf (Page 18)

IGA 320/23-LO Operating Manual Controls and Connections  18

If the LED is switched on, its smallest spot is in the measuring distance of the corresponding

optics or adjusted distance and it marks the center of the spot.

3.5.3 Adjusting the required measuring distance with optical head ,

focusable

To adjust the correct measuring distance,

untighten the fixing nut and vary the length of

the optical head by turning the lens tube. When

correctly focused, the LED has its smallest spot size

(sharpest image). After adjustment, tighten the

fixing nut.

Fixing nut Inner tube

Lens tube

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Lumasense-technologies IGA 320/23-LO Manuel d'utilisateur Page 18