Máy Đo Cường Độ Âm Thanh Onosokki La-1410/1440
Liên hệ
P.201, Nhà B6C, Kđt Nam Trung Yên, Đường Nguyễn Chánh, Cầu Giấy, Hn | P.27, Đường E2, Khu 38Ha, P. Tân Thới Nhất, Q. 12
Máy đo cường độ âm thanh Onosokki LA-1410/1440
Hãng sản xuất: Onosokki - Nhật bản
| LA-1410 | ●Integrating sound level meter (Class 2) for product testing and measuring the sound level generated from machines etc. ●High-performance and cost-effective model |
| LA-1440 | ●Integrating sound level meter (Class 2) for measuring the working environment |
| LA-4440 | ●Precision integrating sound level meter (Class 1) for sound analysis and |
Class 1 LA-4440 (Precision integrating sound level meter)
Class 2 LA-1410/1440 (Integrating sound level meter)
| LA-1410 | LA-1440 | LA-4440 | |
| Applicable standard | IEC 61672-1：2002 Class 2 | IEC 61672-1：2002 Class 1 | |
JIS C 1509-1：2005 Class 2 | JIS C 1509-1：2005 Class 1 | ||
| Microphone | 1/2-inch backelectret-type | 1/2-inch backelectret-type | |
| Preamplifier | MI-3111 Preamplifier for mocrophone | ||
| Linearity range | 100 dB | ||
| Measurable frequency range | 10 Hz to 8 kHz(IEC, JIS) | 10 Hz to 20 kHz(IEC, JIS) | |
| Measurement level range | Ａ：26 to 137 dB(IEC, JIS) C：31 to 137 dB(IEC, JIS) Z：36 to 137 dB(IEC, JIS) | A ：27 to 137 dB(IEC, JIS) C：30 to 137 dB(IEC, JIS) Z：35 to 137 dB(IEC, JIS) | |
| Frequency weighting | A，C，Z | ||
| Intrinsic noise | A：20 dB or less | A：19 dB or less | |
| Level range | 20 to 90 dB, 30 to 90 dB, 40 to 100 dB, 50 to 110 dB, 60 to 120 dB, 70 to 130 dB, 40 to 120 dB | ||
| Time weighting | FAST, SLOW | FAST, SLOW, Impulse, 10 ms | |
| Measurement items | Lp, Leq , LE, Lmax, Lmin, Lpk, LＮ(LHI, L5, L10, L50, L90, L95, LLO, LAV) | ||
| Level trend | Ｌp, every kind of calculated value | Lp, every kind of calculated value (Read out the displayed value as auto memory call) | |
| Sampling interval | 31.25 μs (other than LN ) 100 ms(LN) | 20.8 μs (other than LN) 100 ms(LN) | |
| Measurement time | Manual, arbitrary setup (199 h 59 m 59 s max.) | ||
| Total measurement time | --- | Arbitrary setup (199 h 59 m 59 s max.) | |
| Start mode | Manual only | Manual, timer (time setting, in increment of 1 second), trigger (can be started after a lapse of specified time [0 to 10 seconds, in increment of 1 second] after trigger detection: trigger delay function) | |
| Calibration | Electrical calibration by internal calibration signal (1 kHz sine wave), calibration by external sound calibrator | ||
| Recommended sound calibrator | SC-3100A Sound calibrator (piston-phone type) | ||
| Display | LCD with LED backlight semitransparent (124 x 64-dot) Measurement value display by numeric and bar indicators List display and trend graph display for various kinds of calculated values Displays of date, time, measurement time, and conditions of various kinds of instruments | ||
| Display update time | Display by numeric:1 s, display by bar indicator: 0.1 s, trend screen: 0.2 s | ||
| Manual memory function | Total calculated values: 100 addresses | ||
| Auto memory function | --- | Leq: 1000 addresses x 200 blocks Total calculated values: 100 addresses x 200 blocks | |
| Lp Record memory function | --- | Sound level with time weighting is stored at the specified interval. (1000 address × 200 blocks) Storing intervals (1 ms, 2 ms, 5 ms and 10 ms) | |
| Measurement condition memory function | Condition memories (9 kinds) | ||
| Resume function | Settings activated at power ON can be selected from follows; settings used at previous power OFF, factory setting, and any condition memory number which is set from menu. | ||
| Backup function | The backup of data stored in clock and memory can be performed by built-in secondary power source. | ||
| AC output *1 | 0.707 Vrms/F.S (normal range), 2.238 Vrms/F.S. (wide range), load resistance 10 Ω or more (with upper-limitation value of bar indicator) Frequency weighting can be selected: conjunction with selected frequency weighting or fixed to Z-weighting. | ||
| DC output *1 | 2.5 V/F.S. (with upper-limitation value of bar indicator) Amount of voltage fluctuation per 10 dB: 0.25 V Load resistance: 10 kΩ or more | ||
| External control input | --- | Operation: toggle operation of start/place in pause Specifications of hardware: negative pulse input Pulse width: 100 ms or more | |
| Comparator function (Option: LA-0141) *2 | --- | Set comparison value：40.0 to 130.0 dB (in increment of 0.1 dB) Comparison item：Lmax or Lpeak Delay time：0 ms, 100 ms, 1 s, 5 s HOLD time：100 ms, 1 s, 5 s, manual Output logic： negative or positive logic Output format：open collector (withstand voltage:+3 to +24 VDC, current:50 mA or less) | |
| Timer function | Built-in (year/month/day/hour/minute) | ||
| RS-232C | --- | Control of operation, data output, print out (to the DPU-414 printer) Baud rate：9,600/115,200 bps | |
| USB | --- | Control of main unit and data output, print out (to BL-112U printer) USB2.0 FULL SPEED (connecting virtual COM port) | |
Cable extension *3 (Between microphone and main unit) | 305 m max. | 105 m max. | |
| Power requirement | Type AA battery × 2 pcs. (manganese (6R) or alkaline (LR6) or oxyride (ZR6)) or PB-7090 AC adapter (option) | ||
| Battery life (continuous using) | Approx. 8 hours (LR6 alkaline battery in use / 23 °C/ backlight off / not RS-232C･USB in use) | ||
| Operating (storage) temperature range | -10 to 50 °C (-20 to 60 °C) | ||
| Operating (storage) humidity range | 25 to 90 %RH (10 to 90 %RH) with no condensations | ||
| Outer dimensions | Approx. 78(W) × 263(H) × 47(D) mm | ||
| Weight (including batteries) | Approx. 375 g(including batteries) | ||
| Accessories | Windscreen×1 (φ 70 mm), carrying case×1, hand strap×1, type AA battery × 2 pcs. | ||
| Option |
| ||
*1 AC or DC output is selectable from menu of sound level meter.
*2 Comparator function (LA-0141, option) cannot be installed with the LA-1410.
*3 The cable length given here is the length when each of the exclusive cable sold by Ono Sokki is used. The cable length less than 30 m is applicable to CE marking.
Liên hệ:
Phòng kinh doanh (Điện thoại : 04 62855023 / 04 62650050)
CÔNG TY TNHH CÔNG NGHỆ MAI VŨ (MVTEK)
Địa chỉ : P.201, Nhà B6C, KĐT Nam Trung Yên, Đường Nguyễn Chánh, Cầu Giấy, Hà Nội
Email: info@mvtek.vn- Hotline : 091 704 5555
Website: www.mvtek.vn - www.maivu.vn - www.thietbikythuat.net
Kho hàng HCM : Lô P27, đường E2, Khu TĐC 38ha, P. Tân Thới Nhất, Q. 12, HCM.
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HẾT HẠN
| Mã số : | 10995758 |
| Địa điểm : | Hà Nội |
| Hình thức : | Cần bán |
| Tình trạng : | Hàng mới |
| Hết hạn : | 05/11/2019 |
| Loại tin : | Thường |
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