User Manual for the Pulsar Model 80 Assessor Sound Level Meters
48Pages

Model 80 Assessor User Manual User Manual for the Pulsar Model 80 Assessor Sound Level Meters This manual, the software to which it relates, the program code and drawings are all: © Copyright Pulsar Instruments Plc 1989-2008

Model 80 Assessor User Manual The content of this manual, any illustrations, technical information and descriptions within this document were correct at the time of going to print. Pulsar Instruments Plc reserves the right to make any changes necessary, without notice, in line with the policy of continuing product development and improvement. No part of this publication may be duplicated, reprinted, stored in a data processing system or transmitted by electronic, mechanical, photographic or other means, or recorded, translated, edited, abridged or expanded without the prior written consent...

Model 80 Assessor User Manual

Model 80 Assessor User Manual

Model 80 Assessor User Manual Preface Thank you for purchasing the Model 80 Series “Assessor” Sound Level Meter. These instruments have been designed to be simple to use, and to provide the functions and features needed from a modern Sound Level Meter. This manual describes the procedure that should be followed to set up and operate the Model 80 Sound Level Meters, as well as comprehensive technical information, using optional accessories as well as troubleshooting. If you are a new user of Sound Level Meters or new to the Model 80 Series Sound Level Meters, first read Section 1...

Model 80 Assessor User Manual Manual Contents This manual is composed of 6 Sections, a Glossary and 4 Appendices. Section 1, Introduction, is an overview of the Model 80 Series Sound Level Meter's features, capabilities and options. Section 2, Getting Started, provides a quick overview of how to begin using the instrument and how to carry out the basic measurements. Section 3, Using the Model 80 Series, describes the operation of the instrument, the options and the configurations available. Section 4, Maintenance & Care, describes the procedure that should be followed to ensure the...

Model 80 Assessor User Manual Page 7 Measurement Functions All versions of the Model 80 provide the same measurement functions. These are: Function Measurement Time Leq Peak The Model 81CA and 82CA add the measurement of a dB(C)-dB(A) value and the Model 83A and Model 84A have 1:1 Octave Band Filters. Calculation of LEX,8h in the Sound Level Meters The Model 80 Sound Level Meters have a unique feature, that being the display of LEX,8h levels at the end of the measurement period. At the end of the measurement, the instrument takes the measured Leq value and calculates the effective noise...

Model 80 Assessor User Manual Unpacking and checking the Sound Level Meter Carefully remove the instrument from its shipping container and inspect it for possible damage or missing items. If the meter appears to be damaged or something is missing, contact Pulsar Instruments Plc or your local representative immediately. The basic Model 80 Series instrument is supplied with the following standard accessories: Model 80 Series User Manual Batteries 2 x AA In addition, the Type 1 instruments are supplied with an MV:200C Preamplifier and a microphone box. The microphone capsule will be fitted to...

Model 80 Assessor User Manual 1. Insert the preamplifier into the socket on the Sound Level Meter 2. Ensure the connector has located into the socket 3. Tighten the Locking Ring. Do not cross thread the locking ring. Damage caused by misuse is not covered by the warranty for the instrument. Removing the Preamplifier Do not twist the preamplifier body. Unscrew the locking ring and pull the preamplifier from the Sound Level Meter. Using Microphone Extension Cables The Type 1 instruments can be used with a microphone extension cable if the instrument is fitted with the removable preamplifier....

Model 80 Assessor User Manual Batteries The batteries of the Model 80 are located behind the cover on the bottom of the instrument. Slide the cover to the right hand side to remove and to access the battery holder. Ensure the instrument is switched off. Remove the battery holder from the instrument and insert the batteries. The Model 80 instruments use two AA type batteries, also known as LR6. Ensure that the batteries are inserted correctly. DO NOT reverse the polarity of the batteries as this may cause damage to the instrument. Windshield The Model 80 Series can be used with a WS90 Foam...

Model 80 Assessor User Manual Keypad Functions Model 81A & Model 82A Power Switch On & Off the Sound Level Meter Cal Calibrates the Sound Level Meter Restart Starts a new measurements. Resets the current measurement if the instrument is running Stop Stop Stops the current measurement Model 81CA & Model 82CA Power Switch On & Off the Sound Level Meter Cal Calibrates the Sound Level Meter Restart Starts a new measurements. Resets the current measurement if the instrument is running C-A C-A Starts a measurement of the dB(C)-dB(A) function Stop Stops the current measurement

Model 80 Assessor User Manual Model 83A & Model 84A Power Switch On & Off the Sound Level Meter Cal Calibrates the Sound Level Meter Restart Starts a new measurements. Resets the current measurement if the instrument is running C-A Starts a measurement of the Octave Band function Stop Stops the current measurement

Model 80 Assessor User Manual Page 13 Please read this section very carefully. It contains important information making and storing measurements with the Model 80 Sound Level Meters. Switching On Press the Power Button to switch on the Sound Level Meter. If a microphone extension cable is to be used during a measurement, the instrument must be calibrated with the cable attached. Calibrating the Sound Level Meter Select the calibration level on the Acoustic Calibrator. For most users, this will be 94dB when using a Model 100B Calibrator. Gently push the calibrator onto the microphone...

Page 14 Model 80 Assessor User Manual Page 14 Model 80 Assessor User Manual The calibration level is above the set level. Check that the Calibrator is set to the correct level. The calibration level is unstable. This maybe caused by high background noise levels. Move to a quieter location and retry the calibration. Please note that if the CAL button is pushed when the instrument is running and making a measurement, the current measurement will be stopped and the information discarded. The measurement information will not be stored in the instrument memory. To Remove the calibrator, gently...