AccuLine 40-6910 Instruction Manual Download Page 13

Page: 13 / 16

6. Technical Specifications

Telescope

Erect

Magnification

22X

Leveling accuracy

± 3/16"/100 ft. (±5mm/30m)

Working range

Up to 200’ (60m)

Minimum focus

4’ (1.2m)

Clear objective aperture

22mm

Field of view

± 2’/100 ft. (±0.6m/30m)

Number of lenses

Level vial

4’ per 2mm

Horizontal circle:

Graduation diameter

110mm

Graduations

1º

Number

Each 10º, 0-90-0º

Vernier

Double direct to 15 min.

Weight

2.204 lbs (1Kg)

Center screw thread

5/8” - 11

Vertical arc:

Graduations

1º

Number

Each 10º, 45-0-45º

2595H 7/29/09 10:15 AM Page 13

Summary of Contents for 40-6910

Page 1: ...Model No 40 6910 Instruction Manual Congratulations on your choice of this 22X Builder s Transit Level We suggest you read this instruction manual thoroughly before using the instrument Save this ins...

Page 2: ...d Shell Carrying Case 1 2 Features and Functions Horizontal Circle Graduated to single degrees and reads by vernier direct to 15 minutes Vertical Arc Reads to degrees 45 0 45 Horizontal Tangent Screw...

Page 3: ...sing knob Leveling Vial Vertical tangent knob Eyepiece Horizontal graduated circle Horizontal vernier Telescope objective lens Leveling screw Vertical arc Lock Lever Vertical lock knob Horizontal tang...

Page 4: ...of the tripod to a comfortable viewing height and secure the retractable legs Attach the instrument to the tripod head with the center screw and tighten securely as shown in figure below Leveling Moun...

Page 5: ...g Rotate the instrument by hand to aim the telescope to the far object Rotate the focusing knob until the object can be observed clearly Rotate the horizontal tangent knob to place the vertical cross...

Page 6: ...orizontal vernier Note however that the vernier is below the circle portion rather than inside as in the case of the horizontal One other minor difference is that you will read angles up or down rathe...

Page 7: ...e readings on the two level rods The difference should be the same A A should equal B B The difference between A A and B B is the instrument error at 200 feet Fig 1 Fig 2 With an adjusting screw A fac...

Page 8: ...re rubber cover to its original position 5 4 Setting Points in Line with use of transit level Points A and B are two points which are on a line Center and level your instrument over point A sight on p...

Page 9: ...ight of the line of sight horizontal crosshair above or below each of the points is found by reading the rod A line of sight 69 inches above A and 40 inches above B is shown above Therefore B is highe...

Page 10: ...ween points A and D To make the finding of this difference simple use the convenient terms plus sight and minus sight and carry the readings at each set up as shown The difference of elevation between...

Page 11: ...not and adjust the plumb bob until it is clear of the ground point By shifting the entire instrument set the tripod keeping tripod head as level as possible by estimation so that the plumb bob appears...

Page 12: ...the telescope toward point G until the vertical crosshair is exactly on point G Your instrument is furnished with a vernier and you will be able to read the angle closer than a single degree The use o...

Page 13: ...mum focus 4 1 2m Clear objective aperture 22mm Field of view 2 100 ft 0 6m 30m Number of lenses 5 Level vial 4 per 2mm Horizontal circle Graduation diameter 110mm Graduations 1 Number Each 10 0 90 0 V...

Page 14: ...y for a Johnson Level Tool product by contacting Johnson Level Tool s Customer Service Department as provided below or by visiting us online at www johnsonlevel com The limited warranty for each produ...

Page 15: ...tment at 800 346 6682 9 Product Registration Enclosed with this instruction manual you will find a warranty card to be completed for product warranty registration Product warranty registration can als...

Page 16: ...ill void any applicable limited warranty and there will be NO WARRANTY If you need any assistance in locating any accessories please contact our Customer Service Department In the U S contact Johnson...

Search results

Summary of Contents for 40-6910

Reviews:

Related manuals for 40-6910

Brands by name

Popular brands

AccuLine 40-6910, Instruction Manual

Search results

Summary of Contents for 40-6910

Reviews:

Related manuals for 40-6910

Brands by name

Popular brands