Kimo SDA User Manual

Sound level meter
SDA

TECHNICAL FEATURES

Microphone
Microphone................................... prepolarised electret condenser.
Nominal sensitivity........................ 20 mV/Pa .
Sound level meter
Standards......................................IEC 61672-1 Class 2 /
Measured parameters................... L
Other displayed parameters.......... L
Frequency weighting..................... A
Measuring range........................... 30-130 dB
Time weighting.............................. slow, fast
Overload indicator......................... detected at the peak sound-pressure level
Backlighted display....................... graphic 128x64 pixels.
Resolution..................................... 0,1 dB
Reference direction....................... microphone axis
Reference range............................30 - 130 dB
Reference level............................. 94 dB
Reference frequency..................... 1000 Hz
Environmental effects
Storage relative humidity............... 95 % RH max.
Storage temperature......................from 0 °C to + 50 °C.
Operating temperature.................. from -10 °C to + 50 °C.
Humidity dependence....................in accordance with standard between 30
Static pressure dependence.......... According to class 2 requirements
Standards......................................IEC 61672-1 / IEC 61651 / IEC 60804
Electromagnetical compatibility

Power supply

Batteries........................................3 AAA or rechargeable batteries
Battery life (at 20°C)......................30 hours min (with alkaline batteries)

Output

DO NOT PLUG USB cable. The output is not USB
compatible, the plug is maintenance- and optional
accessory-specific.
IEC 61651 Class 2 / IEC 60804 Class 2
A
, L , L , L
AFmax AFmin ASmax ASmin
Adjustable contrast.
and 90%RH, reference being at 65%HR
and 40°C.
As per 89/336/CEE guideline
......
(Rq: rechargeable batteries must not be recharged inside
the instrument)

DESCRIPTION

The sound level meter SDA is reliable, easy to use and in
accordance with metrology requirements. SDA can
measures :
- Sound-pressure level
Sound-pressure level L
as per two weighting times FAST or SLOW
To be used for stable or slightly fluctuating sound sources.
Sound-pressure level (L
A
L values are saved.
Amin
*Supplied with wind screen
A
) unit is dBA and L and
Amax