Filter sand mill, which is more favored by high viscosity materials, gets rid of the traditional blockage problem and is equipped with Boyi TurboMax independently developed turbine structure.
Provide excellent operational stability, higher equipment flow, improve production efficiency and reduce costs
|Accuracy||±1.5dB (sound pressure standard, 94dB @ 1kHz)|
|±5dB (sound pressure standard, 94dB @8kHz)|
|Sound pressure Frequency Response||30Hz~8kHz|
|Dynamic range of sound pressure||50dB (for each measurement gear level)|
|Sound pressure measurement scope||30~130dBA|
|Dynamic characteristic of Sound Pressure||FAST 125ms, SLOW 1sec|
|Microphone||polarized capacitive microphone|
|Analog bar display||Each analog bar represents 1 dB, sampling rate is 20 times/sec|
|Automatic shifting gear level||microcomputer will automatically select the best gear level in the range from 30 to 130dB|
|Auto Power Off||√|
|Low Battery Indication||√|
|Power Supply||4*1.5V AAA Batteries|
|Net weight||184g (batteries are not included)|
|Safety Rating||CE RoHS|
PM6708 series are excellent meters for sound level testing. It includes multi functions such as auto / manual range, fast / slow reaction rate, and its measure scope can be up to 30-130dB. With high precision and steady quality. This sound level meter complies with IEC651 type 2 and ANSI S1. With the backlight feature, it is appropriate for gathering the sound data at night. It is not only extremely wear-resisting, but also elegant With power saving and high-reliability circuit design.
We aim to produce intelligent instruments, provide high quality services, and become an innovative manufacturer.
Our R&D team have over 20 years R&D experience in instrument industry .
Our mission is to get our work done well to become customer’s reliable business friend. S.E.Q( Service , Economic pricing , Quality ) is our concern , we know what you need ,and we know what we have .