Security Information:
- Please read the following safety information carefully before using or servicing this noise meter.
- Please use this noise meter as specified in the instruction manual, otherwise the service life of the noise is damaged.
Environmental conditions:
- . Below 2000 meters above sea level
- . Relative humidity up to 90% RH
- . The ambient temperature of the operation is 0~40 °C.
Maintenance and cleaning:
- Repair or maintenance points should be performed by a professional and cannot be carried out solely on the instructions.
- Wipe the case regularly with a dry cloth, do not use solvents.
Safety signs:
- It indicates that the residence is double insulated or reinforced insulation protection.
- Use the specified replacement parts for repairs.
Description:
- Frequency range: 31.5Hz to 4kHz , range: 30dB to 130dB
- 3-1/2 digit LCD display, 0.1dB resolution
- Sound level frequency weighting: A sound level frequency weighting
Specifications:
- Frequency range: 31.5Hz~4kH
- Range: 30~130dB
- Sound level frequency weighting: A sound level frequency weighting
- Microphone: 1/2 ” polarized condenser microphone
- Display: LCD display
- Display digits: 3-1/2 digits
- Resolution: 0.1dB
- The highest number displayed: 0.5sec
- Time weighting : rapid response ( 125mS )
- Accuracy: ± 3.5dB (at 94dB , 1kHz reference condition)
- Alarm function: “ OL ” will be displayed when the input exceeds the range
- Auto power off: Automatically shut down after 15 minutes without any operation
- Energy supply: a 9V battery, 006P or IEC 6F22 or NEDA 1604.
- Operating temperature: 0~40 °C ( 32~14 0°F )
- Operating humidity: 10~90% RH
- Storage temperature: -10~60 °C ( 14~140 °F )
- Storage humidity: 10~75% RH
- Size: 170X58X35 (mm)
- Weight : 107g
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