ALTRACO VERNIER CALIPER Manual do Utilizador descarregar pdf (Página 8)

measuring faces be in good contact with the workpiece, meanwhile

the clamping screw must be loose.

5. Precaution for measurement:

It is important to apply suitable measuring force on the caliper to get

accurate reading. Always use knob of 2310 or the fine adjustment of

2311.

Take care to avoid parallax error when reading the vernier scale.

Parallax error is caused when viewing from A direction. Please view

from B direction.

In order to get smooth sliding, rotate the adjusting screw of the fine

adjustment to make the fine adjustment close to the vernier before sliding.

e 7

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ALTRACO VERNIER CALIPER Manual do Utilizador Página 8