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Accuracy
- horizontal
- ± 10" arc seconds
- temperature drift
- 1"/C arc seconds per degree C
Beam
- type
- 633 nanometers, red beam diode
- power
- IIIa class, 4.5 miliwatt
Operating Range
- laser
- 5 to 150 meters
- line range
- ± 15%
- range
- -15% to +40%
- remote control operation
- 200 meters from front (in pipe), 45 from behind
Line Control
- width
- ± 15% degrees
Leveling
- mechanical system
- Absolute encoder
- self leveling range
- ± 10% degrees
Alignment
- intelligent feature
- SmartLine™
- alignment operating range
- 5 to 150 meters
- line centering
- yes auto
- grade zeroing
- yes auto
- plumb reference
- Laser
Power
- source
- 4 D NiMH standard, 4 D-Size Alkaline optional
- aproximate battery life
- 70 standard hours, 48 optional hours
Environmental
- Operating Temperature
- -20° to +50° C, 4° to +122° F
- Waterproof
- At least 16.5 ft (5 m) for 24 hours
- Dimensions (LxWxH)
- 4.9" x 14.7" inches, 125 x 374 Millimeters
- Weight
- 8.21 pounds, 3.8 kg
Optional features
- plumb beam
- 633 nm laser diode, 0.5 mW beam power, ±1’ / ±3.5’ accuracy
- Rolling Indication
- yes indication, ± 4 range
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- TPL4 Series Brochure REVG
- 638.76 KB Acrobat PDF
Topcon’s TP-L4AV has all of the advanced features of Topcon’s TP-L4GV in a bright, perfectly round red beam.
TP-L4AV features include:
- SmartGrade® for super-fast, precise grade alignment.
- Industry’s brightest LED line pivot locator.
- Bright, easy-to-read rear display.
- World’s Best long-range spot quality.
- RC-200 radio remote for complete control of all TP-L4AV functions from up to 660 feet away.
- All metal, waterproof housing so you know it’ll survive even under the toughest conditions.
The TP-L4AV has SmartLine® for fast, simple alignment. Just set the target at the far end of the last section of pipe and push the alignment button on the RC-200 remote. The beam automatically centers on the target for perfect alignment every time.