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B&K 2250 Light User Manual

B&K 2250 Light
208 pages
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Technical
Documentation
Hand-held Analyzer 2250 Light
With Sound Level Meter Software BZ-7130
1/1-oct. Frequency Analysis Software BZ-7131
1/3-oct. Frequency Analysis Software BZ-7132
Logging Software BZ-7133
Signal Recording Option BZ-7226 and
Tone Assessment Option BZ-7231
English BE1766–21
User Manual
ËBE-1766---HÎ
HEADQUARTERS: Brüel&Kjær Sound & Vibration Measurement A/S · DK-2850 Nærum · Denmark
Telephone: +45 7741 2000 · Fax: +45 4580 1405 · www.bksv.com · info@bksv.com
Local representatives and service organisations worldwide

Table of Contents

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B&K 2250 Light Specifications

General IconGeneral
Weight0.6 kg (1.32 lb)
Measurement Range30 dB to 140 dB
Weighting NetworksA, C, Z
Time WeightingFast, Slow, Impulse
Humidity Range0 to 90% RH (non-condensing)
StandardsIEC 61672-1 Class 1
Microphone1/2" Prepolarized Free-field Microphone
Data StorageInternal Flash Memory
DisplayColor LCD
BatteryRechargeable
Operating Temperature-10 °C to +50 °C

Summary

Chapter 1 Introduction

Welcome

General introduction to the manual's scope and content.

How to Use this Manual

Guidance on navigating the manual, its conventions, and key sections for users.

Chapter 2 Assembling Your 2250 Light

Determining Your Hardware Version

Information on identifying the analyzer's hardware version and its differences.

Instrument Components

Overview and descriptions of the analyzer's main components and their functions.

Analyzer Inputs/Outputs

Details on the various input and output sockets of the analyzer.

Hardware Setup

Overview of the hardware setup for the 2250 Light analyzer.

Assembling 2250 Light

Instructions for initial battery charging and making good measurements.

Chapter 3 Making Your First Measurement

Point and Shoot Measurement

Basic procedure to start using the analyzer for immediate measurements.

Making a Measurement

Detailed steps for performing a sound measurement, including project templates and power on.

Save Your Measurement

Instructions on how to save completed measurement data and view it.

Document Your Measurement

How to add notes, including GPS information, to measurements.

Switching Off the Analyzer

Procedure for powering down the analyzer safely and its automatic shut-off features.

Chapter 4 Getting to Know Your 2250 Light

Sound Level Meter Fundamentals

Explanation of what a sound level meter is and its basic principles.

2250 Light Overview and Software

Introduction to the 2250 Light analyzer and its core software modules.

Measurement Partner Suite BZ-5503 Overview

Overview of the accompanying software for data management and analysis.

Navigating and Interacting with the 2250 Light

Understanding the navigation, display, pushbuttons, and basic controls.

Advanced Settings and Preferences

Configuring display, power, regional, storage, and other preferences.

Chapter 5 Calibration

Calibration Overview and Types

Introduction to calibration, its types, and the standard procedure.

Managing Calibration Data

Accessing calibration settings, history, and managing transducer information.

Calibration Reminders and CIC

Setting up calibration reminders and understanding Charge Injection Calibration (CIC).

Chapter 6 Data Management

Organizing and Navigating Data

How to organize, navigate, and manage measurement data in jobs and projects.

Accessing and Re-using Data

Recalling measurements, viewing data, and reusing project setups and annotations.

Chapter 7 PC and Smart Phone Connectivity

Connectivity Overview and Data Transfer

Introduction to connection methods and transferring data to a PC.

Remote Access and Online Display

Connecting via internet, using browsers for online display, and post-processing capabilities.

Chapter 8 Advanced Use of 2250 Light

Configuring Analyzer Preferences

Setting display, power, regional, storage, headphone, and printer preferences.

Advanced Connectivity and Notifications

Configuring modem, DynDNS, network settings, and setting up notifications.

Remote Access and External Devices

Using web server for remote access and connecting weather stations/GPS receivers.

Timers and Automatic Measurements

Setting up timers for automated measurements and instrument control.

Chapter 9 Updating, Maintenance, and Troubleshooting

Software Updates and Management

Installing, updating, upgrading, and downgrading analyzer software.

Troubleshooting Common Issues

Resolving problems with measurements, storage media, battery, touch screen, and analyzer resets.

Chapter 10 Frequency Analysis

Setting Up the Frequency Analyzer

How to select templates and set parameters for 1/1- and 1/3-octave frequency analysis.

Controlling Frequency Analysis Measurement

Using pushbuttons to control the measurement process for frequency analysis.

Displaying Frequency Analysis Results

Understanding how to display results using Spectrum, Broadband, and XL View tabs.

Chapter 11 Logging Module

Setting Up and Controlling Logging

Setting up the instrument and controlling the logging measurement process.

Logging Results and Data Management

Displaying results, marking categories, and saving/recalling logged data.

Chapter 12 Signal Recording Module

Setting Up and Controlling Signal Recording

Setting up signal recording with different software and controlling the recording process.

Playing Back Recorded Signals

How to play back recorded audio signals on the analyzer or PC.

Chapter 13 Tone Assessment Option

Tone Assessment Overview and ISO Standard

Introduction to tone assessment and its basis in the ISO 1996-2 standard.

Configuring and Performing Tone Assessment

Setting up the analyzer, performing measurements, and interpreting results.

Logging and Status for Tone Assessment

Viewing results in logging templates and understanding status codes for tone assessment.

Chapter 14 Specifications

Instrument Specifications Overview

Introduction to the chapter covering performance characteristics and technical data.

Platform and Interface Specifications

Detailed specifications for the 2250 Light platform, including microphone, interface, and I/O.

Software Specifications

Specifications for Sound Level Meter, Frequency Analysis, and Logging software modules.

Signal Recording and Partner Suite Specifications

Specifications for Signal Recording Option and Measurement Partner Suite BZ-5503.

Software Upgrades, Interface, and Ordering

Details on software upgrades, interface compatibility, language options, and ordering information.

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