Starrett 3089 Manual Del Usuario página 35

• Insert the bore gage measuring head into an
appropriate setting master like the Starrett
3089-RS36B or Starrett Micrometer. With the aid of
the hardened steel centralizer, the movable plunger
will precisely locate itself against one side of the
bore, while the threaded carbide contact positions
itself against the opposite side. If necessary, the
indicator can be adjusted to its middle range by
loosening the indicator lock screw (3) and moving
the indicator assembly up or down, then retighten
the lock screw (3) finger-tight.
• 为达到理想的标定, 在标准环规中小心地前
后摇动量规, 这将有助于指针或显示装置找
到拐点, 量规指示表将在此置零, 最终零位
的设定可通过旋转指示表头的表盘来帮助
完成.
• 类似与在标准环规上的标定, 将量规插入被
测孔并小心地前后摇动量规找到拐点, 拐点
代表了被测孔的真实尺寸.
垫圈
测头锁紧螺母
可换测头
延长杆
PKG08801-UM3089
中文
35