ISO-TECH NDM 1355 Sound Level Meter 10kHz 70 → 140 dB 液位计-产品快照
- 品牌:
- ISO-TECH
- 型号:
- NDM 1355 Sound Level Meter 10kHz 70 → 140 dB
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| 供应商名称 | 电话 | 备注 |
|---|---|---|
| 暂无展示，可咨询在线客服 | 400-811-6961 |
 微信咨询，cs10@gchane.com , QQ1653501665
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产品介绍
ISO-TECH NDM 1355 Sound Level Meter 10kHz 70 → 140 dB 液位计
NDM 1355 Sound Level Meter 10kHz 70 → 140 dB
ISO-TECH
NDM 1354 & 1355 The personal dose meter is designed to be carried by individuals moving between areas of varying noise levels and provide unsupervised exposure assessments of the working environment by measuring accumulated noise exposure. The results obtained from such assessment can be used to determine whether action needs to be taken to reduce noise exposure, in accordance with the Health & Safety at Work Act and Noise at Work Regulations 1989.Accurate and simple to useMeasures personal accumulated noise exposure in a period with the unit of % noise dose70 to 140dBA sound level measurementClear LCD display NDM 1355 additional features:Stores data for up to 5 separate events. Each event consists of the following test results: % DOSE, 8 hrs % DOSE, PEAK & RMS flags, Exposure Time, Peak Time, Peak event durationRS-232 interface for download of data to a PCReal time clock with Date (day and month)Software for windows, RS-232 cable, 9 pin to 25 pin gender changer plug, carrying case and full instructions. Standard applied ANSI S1.25-1991 A-weighting ISO-1999 BS6402:1983 Microphone 1/2 inch electret condenser microphone, 77.5cm/31 Noise DOSE range ANSI S1.25-1991 A-weighting Criterion level ISO-1999 Threshold level BS6402:1983 Exchange rate 1/2 inch electret condenser High level detector microphone, 77.5cm/31 Peak flag 140dBA Measuring range 70 to 140dBA Accuracy ±1.5dB Frequency weighting A Frequency response 20Hz- 10kHz Time constant F(FAST); S(SLOW) Operating Temp 0 to 50°C Humidity 10 to 75% Rh Batteries 4 x AAA alkaline Battery life Approx. 40 hours continuous use Weight 350g Dimensions 106 x 60 x 34mm Supplied with Carry case, screwdriver, batteries and instructions. Sound Meters ; Maximum Sound Level 140dB; Minimum Sound Level 70dB; Resolution 0.1 dB; Accuracy Class ANSI S1.25-1991, BS6402:1983, ISO-1999; DOSE Measurement Yes; Weighting A; Display Type LCD; Battery Type AAA; Fast/Slow Time Averaging Both; Interface Type RS232; Maximum Frequency 10kHz; Maximum Operating Temperature +50°C; Minimum Frequency 20 Hz; Minimum Operating Temperature 0°C; Model Number p NDM 1355;
Sound Level Meters
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