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BRUEL & KJAER Mediator 2238 - User Manual

BRUEL & KJAER Mediator 2238
60 pages
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Technical
Documentation
English BB1122–11
2238 Mediator
Integrating Sound Level Meter
Enhanced SLM Software BZ7125

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BRUEL & KJAER Mediator 2238 Specifications

General IconGeneral
TypeSound Level Meter
Frequency Range10 Hz to 20 kHz
Measurement Channels1
Input TypeMicrophone
Operating SystemProprietary
DisplayLCD
Weighting NetworksA, C, Z
Data StorageInternal memory
Power SupplyBatteries
ConnectivityRS-232
Microphone1/2" Free-field Microphone
StandardsANSI S1.4 Type 1
Time WeightingFast, Slow
Operating Temperature-10°C to +50°C
Humidity Range0% to 90% RH (non-condensing)
Storage Temperature-25°C to +70°C

Summary

Introduction to 2238 Mediator Enhanced Module

About this Manual

Overview of the manual's content and structure, including its scope.

Conventions Used in this Manual

Explains conventions for pushkeys, soft keys, parameter text, and sockets.

Detector System Overview

Details the block diagram and functional components of the Mediator's detectors.

Key Enhanced Module Features

Covers statistics, back-erase, measurement sequences, and auxiliary ports.

Measurement Set-up Menu Guide

Lists and describes the items available in the Measurement Set-up menu.

Measurement Parameters Explained

Introduces parameters and their naming conventions in the Enhanced module.

Pushkey Definitions and Operation

Pushkey Functions Overview

Explains the primary function of each pushkey on the sound level meter.

Core Pushkey Operations

Details essential pushkey functions like Power, Calibrate, System, Data Files, and Set-up.

Advanced Pushkey Operations

Describes functions of Range, Reset, Meas. Results, Pause/Continue, and Select.

Enhanced Module Pushkey Features

Highlights specific pushkey functions like Cancel, Backlight, and Enhanced module additions.

Configuring Measurement Set-up

Introduction to Measurement Setup

Explains how to set up measurement parameters specific to the Enhanced module.

Measurement Set-up Menu Navigation

Shows the menu items for the Enhanced SLM Software BZ7125.

Setting Frequency Weightings

Guides on setting frequency weightings for detectors 1 and 2.

Setting Statistics Parameters

Explains configuring percentile levels and time weighting for statistics.

Measurement Control and Sequences

Details setting up and managing Measurement Sequences.

Input;Output Function Setup

Explains configuring the Aux 1 and Aux 2 input/output sockets.

Measuring Operations and Automation

Erasing Bad Measurement Data

Describes the back-erase function to delete recent measurement data.

Setting Automatic Measurement Start

Guides on configuring auto-start functions for measurements.

Data Handling and Printing

Print Options Configuration

Explains selecting measurement parameters for printing.

Saved Data File Structure

Lists components of a basic measurement data file.

Set-up Data Details

Details types of set-up data included in measurements.

Measurement Data Types

Lists measurement data, including overall and specific parameter results.

Statistics Data Explained

Describes level and cumulative distribution statistics.

Technical Specifications

Specifications for Enhanced SLM Software (BZ7126)

Lists available measurement parameters and their details.

Appendix Information

List of Default Parameters

Provides a table of default parameter settings for the Enhanced module.

Interface Error Messages

Lists interface error messages and their descriptions.

Serial Interface Control

Controlling Mediator via Serial Interface

Explains how to control the Mediator using a serial interface.

Serial Interface Commands Overview

Lists command and query messages for serial interface control.

Frequency_Weighting_2 Serial Command

Details the command for setting frequency weighting for Detector 2.

PArameter? Serial Query

Explains the query for checking measurement parameters via serial interface.

SEtup Serial Commands

Describes commands for setting measurement parameters via serial interface.

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