Northwest NSL100B - User Manual

1
Owner's Manual
Owner's ManualOwner's Manual
Owner's Manual
NSL100B BUILDERS LEVEL
NSL500B TRANSIT LEVEL

Summary

2. NOMENCLATURE

3. CARE AND MAINTENANCE

4. USING YOUR INSTRUMENT

4.1 Setting up Your Instrument

Instructions for setting up the instrument on a tripod and leveling it.

4.2 Stadia Measurement

Explains how to use stadia lines for distance estimation with readings.

4.3 Measuring Height Difference

Procedure for determining height differences between two points using the instrument.

4.4 Horizontal Circle and Vernier Reading

Details on reading the horizontal circle and vernier for angle measurements.

5. Checking and Adjusting your Instrument

5.1 Plate Vial

Procedure to check if the plate vial is centered and requires calibration.

5.2 Check Instrument Calibration

Method to verify instrument calibration using rod readings and a formula.

5.3 Crosshair

Procedure to check vertical line alignment with crosshairs for calibration.

6. SPECIFICATIONS

Standard Warranty Terms

Limitation s and Exclusions

Northwest NSL100B Specifications

General

Laser Class	Class II
Laser Wavelength	635nm
Self-Leveling Range	±4°
Protection Rating	IP54
Range	30m
Operating Time	Up to 20 hours continuous use
Operating Temperature	-10°C to 50°C