GPI GPR-R220L, Инструкция по эксплуатации, Страница: 7 / 18

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The instrument should be set on a solid base
，
ideally a tripod which is stable.
The instrument should be attached to the tripod using the screw that inserts into the
underside of the instrument.
The instrument will only self level if it is set up within 5 degrees of horizontal. If the
instrument appears level by eye then it should be within this range. Using the horizon as
a datum will help with this assessment. If the instrument looks tilted then adjust the
tripod to suit.
4) Horizontal Leveling
a) Set up the instrument as shown on the previous page.
b) Press the(green)button on the bottom left hand side of the Panel.
c) The instrument will Auto level and start spinning giving a Horizontal beam.