เครื่องมือวัดอุตสาหกรรม l Measuring Instruments [10217]
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รหัสสินค้า | SKU-06888 |
หมวดหมู่ | เครื่องมือวัดด้านสิ่งแวดล้อม(Environmental Measuring Instrument) |
ราคาปกติ | |
ลดเหลือ | 0.00 บาท |
สถานะสินค้า | Pre-Order |
ลงสินค้า | 31 พ.ค. 2564 |
อัพเดทล่าสุด | 12 ก.ค. 2568 |
คงเหลือ | 0 ชิ้น |
Product name![]() |
Measurement method Precision sound level meter |
Conformity standard | JIS C1509-1: 2005 Class 1 IEC 61672-1: 2002 ClassI |
Frequency range | 20Hz to 12.5kHz (Measurement Act) 1Hz to 20kHz (Z characteristic) 20Hz to 20kHz (A characteristic) |
Microphone model (sensitivity) |
TYPE 7146NL (-28dB, single unit -26dB) |
Level range | 10dB Step 6 step switch 20 ~ 80 dB, 20 ~ 90 dB 30 ~ 100 dB, 40 ~ 110dB 50 ~ 120 dB, 60 ~ 130 dB |
Measurement level | A characteristic: 28 to 130 dB Z characteristic: 39 to 130 dB |
Overload characteristics | Displayed at + 3 dB from the upper limit of the excess full scale |
Self-noise level | The lower limit of the measurement level (range) is 8 dB or more from the self-noise level. |
Linearity range | 75dB |
Time weight characteristic | Fast, Slow |
Frequency weighting characteristics | A characteristic, Z characteristic |
Measurement function | Sound pressure level (Lp) Noise level (LA) Equivalent noise level (LAeq) Single noise exposure level (LAE) Maximum noise level (LAmax) Minimum noise level (LAmin) Time rate Sound level (L05, L10, L50) , L90, L95 5 values, LAN) Peak sound pressure level (Lpeak) Power average value of maximum noise level in the section (LAtm5) |
Measurement time | 1s, 3s, 5s, 10s, 1min, 5min, 10min, 15min, 30min, 1h, 8h, 12h, 24h Manual (maximum measurement time; 199 hours 59 minutes 59 seconds) |
Sampling cycle | 20.8 μs (Leq, Lmax, Lmin), 64 ms (LN) |
Last minute data removal function | Data removal function for the previous 3s or 5s by the pause button Recording start: Automatic or manual selection possible |
Timer function | Measurement can be started / stopped at any time |
display | LCD with LED backlight (128x64 dots) Numerical display: 4-digit display cycle: 1s bar display: Display cycle: 0.1s Warning: Over: Displayed at + 3dB from the upper limit of the overload scale Under: -0.6dB from the lower limit of the underload scale Display Battery voltage: 5 levels of remaining capacity Display clock: Year, month, day, hour, minute, second |
Proofreading | Electrical calibration with built-in oscillator (1kHz) sine wave |
Output terminal | AC output terminal: Φ2.5 jack output voltage : 1Vrms (FS) output resistance: 600Ω load resistance: 10kΩ or more DC output terminal: Φ2.5 jack output voltage: 2.5V (FS), 0.25V / 10dB output resistance: 50Ω load Resistance: 10 kΩ or more |
Efficacy detection circuit | True effective value detection circuit (digital calculation method) |
Calculation | Digital method |
Pause function | In addition to normal pause, last minute data removal |
Data recording | Instantaneous value or calculated value is stored in the built-in memory or memory card (SD card) Manual recording: Noise level, calculated value, recording time, sampling interval is recorded in the built-in memory or memory card (SD card) Auto recording: 100 msec, 200 msec or The noise level for each 1 sec or the calculated value for each measurement time is continuously recorded on the memory card (SD card), and there is a timer function. When the arithmetic card is installed: The arithmetic processing result is recorded. |
I / O terminal | Sound level meter control data output by personal computer and direct output to a dedicated printer Digital output of raw noise waveform by USB interface |
Comparator output | Comparator function by setting level |
Power supply | 4 AA alkaline batteries or AC adapter Battery life (continuous time): Alkaline battery LR6 Approximately 9 hours Battery life when the backlight is on is approximately 1/3 Current consumption: 150mA (at 6V input) When the calculation function is OFF |
Operating temperature limit | -10 ℃ ~ 50 ℃ 30% ~ 90% RH (No condensation) |
Size | 85 (W) x 328 (H) x 48 (D) |
weight | Approximately 450g (including batteries) |