Mastech MS6700 Operation Manual

Digital

Digital

Digital

Digital Sound

Sound

Sound

Sound Level

Level

Level

Level Meter

Meter

Meter

Meter

Operation

Operation

Operation

Operation Manual

Manual

Manual

Manual

Ⅰ

. Preface

Thank you for selecting our production. Please read the following information carefully before using
the meter. The Sound Level Meter has been designed to measure sound level for various environments,
It is used to detect noice, music level or sound engineerings...

Ⅱ

. Safety information

Please use it according to the following usage.

Environment conditions:

Altitude: less than 2000 meters.

Relatively humidity 80% max

Operation temperature 0~40

℃

Maintenance & save:

Do not clear the meter using alcohol and impregnant. if you do not use it for a long time, please take

out the battery and place the instrument in a dry surrounding.

Safety symbols:

Meter is protected by double insulation

Comply with European Union

’

s 93/68/EEC

Ⅲ

. Functions & Features

The meter has been designed according to the IEC651 Type 2, ANSI S1.4 Type 2.

Measurement range is from 30dB to 130dB and automatic ranging.

With two equivalent weighted sound pressure levels,Aand C.

Corresponsive rate select: FAST/SLOW

Maximum value locked.

Clock and calendar function.

AC and DC analog signals output, which can be linked to frequency analyzer or X-Y axis recorder.

Background light for working in the night. to save power, the background light shines for 5 seconds,

then closes automatically.

Secondary plasticizing meter shell.

Good circuit designed to save power, the battery can be used for a long time.

Ⅳ

. Specifications

Accuracy

：

± 1.5dB

Response frequency: 31.5Hz — 8kHz

Dynamic range: 50dB

Frequency weighting: A\C

Time weighting

：

FAST 125ms, SLOW 1sec

Microphone

：

Electret Condenser microphone

Digital display

：

4 digitals, resolution 0.1dB,sampling rate 2 times/s

Analog bar display

：

Each analog bar is as 1dB,

sampling rate 20 times/s

Measurement ranges：30 — 80dB, 40 — 90dB,50 — 100dB,

60 — 110dB, 70 — 120dB,80 — 130dB.

Total of 6 ranges

Auto-range

：

Micro-computer can choose the best

measurement ranges

Over range indicator

：

UNDER(less than range) and OVER

(over range )