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Sound Level Meter 

1.

       

Safety information

Read the following safety information carefully before 

attempting to operate or service the meter.

Use the meter only as specified in this manual; otherwise, 

the protection provided by the meter may be impaired.

 Environment conditions

1  Altitude up to 2000 meters

2  Relatively humidity 90% max.

3  Operation Ambient 0~40°C

● 

Maintenance & Clearing

1  Repairs or servicing not covered in this manual should  

 

only be performed by qualified personnel.

2  Periodically wipe the case with a dry cloth. Do not use  

 

abrasives or solvents on this instruments.

II. General Description

Thank you for using our Sound Level Meter. To ensure that 

you can get the most from it, we recommend that you read 

and follow the manual carefully before use.

This Sound Level Meter has been designed to meet the 

measurement requirements of safety Engineers, Health, 

Industrial safety offices and sound quality control in 

various environments.

  Ranges from 30dB to 130dB at frequencies between  

 

31.5Hz and 8 KHz.

  Display with 0.1dB steps on a 3 digits LCD.

  With the equivalent weighted sound pressure levels,.A

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HT-80A

Summary of Contents for HT-80A

Page 1: ...by qualified personnel 2 Periodically wipe the case with a dry cloth Do not use abrasives or solvents on this instruments II General Description Thank you for using our Sound Level Meter To ensure that you can get the most from it we recommend that you read and follow the manual carefully before use This Sound Level Meter has been designed to meet the measurement requirements of safety Engineers H...

Page 2: ... Alarm function OL is show when input is out of range Auto power off Meter automatically shuts down after approx 15 minutes of inactivity Power supply One 9V battery 006P or IEC 6F22 or NEDA 1604 Power life About 50hrs alkaline Battery Operation temperature 0 to 40 C 32 to 104 F Operation humidity 10to 90 RH Storage temperature 10 to 60 C 14 to 140 F Storage humidity 10 to 75 RH Dimensions 170 58 ...

Page 3: ...n the presence of wind it is a must to mount the windscreen to not pick up undesirable signals 2 To achieve more accurate measurement use an extension cable to separate the Microphone from the main body so that the effect of unexpected sound reflection can be eliminated 3 Calibrate the instrument before operation if the instrument was not in use for a long time or operated at bad environment 1 Win...

Page 4: ...d pressure level will be displayed 3 When MAX maximum mode is chosen The instrument wil show the maximum and minimum reading on the display 4 When HOLD data hold mode is chsen The hold function freezes the reading in the display Press the HOLD button momentarily to activate or to exit the HOLD function 5 Turn OFF the instrument and remove and remove battery when not in use 6 Dongguan Xintai Instru...

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