Digital Sound Level Meter / Model Number M1552TP-1067S
It is compact and lightweight, making it convenient for measurements on-site.
It features a large digital display that is easy to read, compact and lightweight, and simple to operate. The microphone uses a 1/2 inch electret condenser microphone. This sound level meter is designed from the user's perspective and demonstrates its effectiveness in field measurements at locations such as roads, railways, residential areas, and factory boundaries, as well as in quality control for machine noise levels.
basic information
■Features ● When the measurement exceeds the upper limit, [OVER] is displayed, and when it falls below the lower limit, a "-" is displayed, improving data reliability. ● Lightweight and ultra-thin, approximately 2cm thick. ● Easy to operate with one hand. ● Equipped with a max hold function, allowing measurements tailored to your needs. ● Large digital display for easy reading. ● Standard equipped with AC and DC output. Applicable Standards: JIS C1502, IEC60651 TYPE 2 Frequency Range: 20–8000Hz Measurement Range: 30–120dB Measurement Levels: 30–70, 60–100, 80–120dB 3-step switching (measuring a range of 40dB per level) Auxiliary Display Over Scale: Displays [OVER] at approximately +4dB of the maximum value of the measurement range Under Scale: Displays [OVER] at approximately -4dB of the minimum value of the measurement range
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Applications/Examples of results
■Specifications Microphone: 1/2 inch, electret condenser type Measurement mode: Instantaneous value and maximum value hold Frequency correction circuit: A, C characteristics Display cycle: 1 time/second Dynamic characteristics: FAST/SLOW Display: 3 1/2 digit LCD, 0.1dB resolution Detection method: RMS detection Calibration signal: Electrical calibration using built-in oscillator (1000Hz sine wave) displaying 94.0dB Output voltage: AC output 1.5Vrms, DC output 2V (0.4V/10dB) Power supply: Two AA batteries (SUM-3) or AC adapter for AC100V (optional) Battery voltage drop: "BATT" display when below approximately 2V Usage time: When using manganese batteries: approximately 15 hours When using alkaline batteries: approximately 36 hours External dimensions: 72(W) × 240(H) × 24(D) mm Weight: approximately 210g Standard configuration: Main unit ×1, microphone windscreen ×1, hand strap ×1, small screwdriver ×1, AA batteries ×2, storage box ×1
