美国Quest Technologies 210 声级计/噪音计
三段式测量范围选择：
·40-110dB,50-120dB,60-130dB。
·A频率计权。
·快或慢回应速率。
·单键式自动校正功能。
·具MAX测量功能。
·具抗EMI/RFI功能。
·符合标准：Type2
美国Quest Technologies 210 声级计/噪音计 的英文介绍
The Quest 210 is a Type 2, A-weighted sound level meter. These sound level meters measure and display Sound Pressure Level (SPL) and maximum SPL making them the perfect solution for occupational and community noise audits and inspections.
With it's 0.1dB resolution liquid crystal display (LCD) and large easy to use buttons and slide switches, 210 sound level meters are extremely easy to operate, even while wearing gloves.
210 Sound Level Meter Technical Specifications
Measurement Range:
- 40 to 130 dBA
Microphone:
- Size: 0.5" 13.5 mm
- Type: Electret
Frequency Weighting:
- A Weighting
Response Time Constants:
- Fast
- Slow
Exchange Rates:
- N/A
Outputs:
- AC/DC
Temperature Range:
- Operating: 32°F to 122°F (0°C to 50°C)
- Storage: -4°F to 140°F (-20°C to 60°C)
Batteries:
- 9V Alkaline (25 to 30 Hrs)
Size:
- 2.8"x7.6"x1.3" (7x19 x3.3cm) (add 0.5" for microphone)
Weight:
- 8.4 oz. (238 g)
Standards:
- Type 2, ANSI S1.4-1983 (R1997), IEC60651-1979 EN60651, CE Mark, ETL, CSA, EEx, SABS,
- Pending: MSHA 2G,
- IEC/EN - 61672 - I - 1999 Committee Draft
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