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  1. Home
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  4. Surveying, measuring and analysis equipment
  5. Vibration and Sound Level Meter
  6. 2-channel level recorder 'LR-20A' [Rental]

2-channel level recorder 'LR-20A' [Rental]

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LR-20A

last updated:Feb 07, 2020

ソーキ
ソーキ
  • Official site

It is a 2-channel recorder for recording noise and vibration levels.

Records the level difference between two locations for two devices simultaneously with one unit. You can set eight different recording paper speeds from 0.01 to 30 mm/sec. 【Features】 ■ Compact and lightweight. ■ Recording mode is independent for each channel. ■ Has equivalent dynamic characteristics (response of the pointer and pen) to sound level meters and vibration level meters (exponential response type). ■ Wide frequency range from 1 Hz to 20 kHz. ■ Level difference recording is possible (Channel A mode). ■ Can operate paper feed in the rewind direction. ■ When the recording paper runs out, the paper feed and pen operation stop. ■ Equipped with a light for nighttime measurements. ■ Recording range of 50 dB (level) and 50 mm (voltage). ■ Eight types of recording paper speeds from 0.01 to 30 mm/sec.

    Vibration and Sound Level Meter
2チャンネルレベルレコーダー_LR-20A.jpg

2-channel level recorder 'LR-20A' [Rental]

2チャンネルレベルレコーダー_LR-20A.jpg
2チャンネルレベルレコーダー_LR-20A.jpg
  • Related Link - https://i-sooki.co.jp/allproduct/ct08/33512/

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basic information

■Applicable Standard: JIS C 1512:1996 ■Recording Method: Automatic Balancing Method ■Frequency Range ・1.6Hz to 20kHz ±0.5dB (when recording range is LOG (50dB)) ・Below 1 to 1.6Hz ±1dB ■Recording Range: LOG (50dB) and Linear (LIN) ■Dynamic Characteristics ・Sound Level Meter according to JIS standards: "FAST" and "SLOW" ・Vibration Level Meter according to JIS standards: "VL" ■Limiter: Electronic ■RMS Characteristics: True RMS Rectification (Digital Calculation Method) ■Paper Feed Method: Pulse Motor Method ■Paper Feed Speed: 8-step switching of 0.01/0.03/0.1/0.3/1/3/10/30mm/s and external synchronization (pulse drive), reverse 30mm/s ■Operating Temperature Range: 0 to 50°C (when using dry batteries) ■Operating Humidity Range: 30 to 90% RH (without condensation) ■Power Supply: 9 AA batteries, AC 100V ■Battery Life: Approximately 18.5 hours (when using alkaline batteries) ■Dimensions: Approximately 310W × 110D × 250Hmm (excluding protrusions) ■Weight: Approximately 4.6kg (including batteries)

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Applications/Examples of results

■Record of noise levels and vibration levels ■Record of level differences between two locations

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2-channel level recorder 'LR-20A' [Catalog]

2-channel level recorder 'LR-20A' [Catalog]

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ソーキ

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We, Soki, have been challenging new ways to "measure" with our "technological capabilities" and "on-site capabilities" since our establishment as "Soki Shokai" in April 1986, based on our desire to "create a new century with measurement technology." As a specialized store in the surveying and measurement field of the Kanamoto Alliance Group, we will continue to focus on "rental of surveying and measuring equipment," "development of automatic measurement systems," and "development of original products." We are committed to working together as a united team to meet the expectations of all our stakeholders. We sincerely appreciate the continued support and patronage of our customers and partners.

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