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Summary of Contents for REED ST-805
- Page 1 ST-805 Model Sound Level Meter Instruction Manual reedinstruments...
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Page 2: Table Of Contents
Contents General Description............... 2 Safety Information ................. 3 Specifications ................4 Instrument Description ...............5-7 Operating Precautions..............7 Measurement Procedures ....…........8 Calibration Procedures..............8 Battery Replacement ..............9 General Description To ensure that you can get the most from it, we recommend that you r ead and follow the manual carefully before use. -
Page 3: Safety Information
Meter is protected throughout by double insulation or reinforced insulation. When servicing, use only specified replacement parts. Comply with EMC For service on this or any other REED product or information on other REED products, contact REED Instruments at info@reedinstruments.com. reedinstruments... -
Page 4: Specifications
Specifications Standard Applied: IEC651 type 2, ANSI S1.4 type 2 Frequency Range: 31.5Hz~8KHz Measuring Level Range: 30~130 dB Resolution: 0.1 dB Accuracy: ±1.5 dB (under reference conditions) Frequency Weighting: A & C Time Weighting: Fast: 125mS: Slow: 1 sec. Level Ranges: Lo: 30~100 dB;... -
Page 5: Instrument Description
Instrument Description reedinstruments... - Page 6 1. Windscreen If you operate at wind speeds over 10m/sec, please put protective accessories in front of the microphone. 2. display SYMBOL FUNCTION 4-digits Max. value hold OVER Over range Fast response Slow response A-weighting C-weighting Low range High range Low battery 3.
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Page 7: Operating Precautions
8. MAX/Hold Button MAX/HOLD The MAX Hold position is used to measure the maximum level of sounds. The maximum measured level is updated continuously. Pressing the button a second time will release the maximum hold function and allow another measurement. The Data HOLD function freezes the reading on the display. -
Page 8: Measurement Procedures
Measurement Procedures 1. Turn on power and select the desired response time and weighting. If the sound source consists of short bursts or only catching sound peak, set response to FAST. To measure average sound, use the SLOW setting. Select A-weighting for general noise sound level and C-weighting for measuring sound level of acoustic material. -
Page 9: Battery Replacement
2. Battery Replacement: When the battery voltage drops below the operating voltage, “BAT” appears in the display and the existing battery should be replaced with a new one. For service on this or any other REED product or information on other REED products, contact REED Instruments at info@reedinstruments.com. reedinstruments... - Page 10 Notes _________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ reedinstruments...
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