Pentax ETH-305, ETH-302, ETH-310 instruction manual Contents

Page 5

CONTENTS

• 1.

General

7

1.1Precautions

1.2Standard equipment

1.3Names of Parts

1.4Preparation of power

• 2.

Key Operations and Display

14

2.1Display

2.2Keyboard

2.3Function of each key

2.3.1Power on-off key

2.3.2V/% key

2.3.3Hold key

2.3.40 set key

2.3.5R/L key

2.3.6Illumination key

2.4Other functions

2.4.1Remaining battery indicator

• 3.

Special Key Operations

22

3.1Setting of vertical angle

3.2Setting of 90°buzzer

3.3Setting of correction of vertical angle

3.4Setting of angle measurement

3.5Setting of automatic power-off function

3.6Setting of Angle unit

• 4.

Preparation for Surveying

28

4.1Setting up the instrument

4.2Leveling with the circular vial

4.3Leveling with the plate vial

4.4Centering with the optical plummet

4.5Eyepiece adjustment

4.6Object sighting

5

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Contents Electronic Theodolites Page Distinctive Displays Safety Precautions must be followedPage Contents Contents Battery PrecautionsGeneral Storing and environmental conditionsTransportation Inspection, Adjustment and Repair, OverhaulOthers Standard EquipmentUnpacking and Storing Names of Parts Page Confirm the correct work by pressing the power switch Preparation of PowerKeyboard Key Operations and DisplayDisplay Function of each key Power ON/OFF key2 V/% key Page Hold key 4 0SET key Illumination key 5 R/L keyOther Functions Remaining battery indicatorAutomatic Power-off function Special key operations Page Setting of Vertical Angle Setting of correction of vertical angle Setting of 90buzzerSetting of angle measurement Setting of Angle unit Setting of automatic power off functionPreparation for Surveying Setting up the instrumentLeveling with the Circular level Leveling with the Plate level Centering with the optical plummet Eyepiece adjustment Object sighting Horizontal angle measurement right MeasurementHorizontal angle measurement left Vertical angle measurement Instructions on inspection and adjustment Inspection and AdjustmentPerpendicularity of plate vial to vertical axis InspectionAdjustment Perpendicularity of circular vial to vertical axis Inclination of reticule graduations Perpendicularity of line of sight to horizontal axis Difference of the vertical angle Optical plummet Diagonal Eyepiece SB14 Optional AccessoriesTelescope SpecificationsAngle Measurement Vertical Angle CompensationWater resistant Ambient temperature Power sourceDimensions Vertical axisPage Certified