Suunto 1520 - User Manual

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PM-5 / PM-5/1520

Summary

Suunto PM-5;1520 Optical Height Meter

Optical Height Meter Overview

Overview of the instrument's primary function for measuring heights accurately.

PM-5;1520 Instructions for Use

Measurement of Height Procedure

Detailed methodology for accurately measuring object heights using the instrument.

Nomogram Use Instructions

Establishing Basic Measurement Distance

Suunto PM-5 Clinometer Features

Optical Reading Clinometer Design

Description of the clinometer's design and its parallax-free lens.

Available PM-5 Versions

General Instrument Operating Instructions

Holding and Aiming the Instrument

Step-by-step guide on holding and aiming the instrument for accurate measurements.

Height Calculation Methods and Formulas

Trigonometrical Correlation Formula

Method 1: Ground Distance Measurement

Method 2: Cosine Calculation for Height

Nomographical Height Correction Guide

Using the Nomogram for Corrections

Guide on utilizing a nomogram to simplify height correction calculations.

Suunto 1520 Specifications

General

Category	Measuring Instruments
Type	Dive Computer
Display	LCD
Model	1520
Battery Life	Approximately 2 years