TECPEL- Propel Quality Measurement
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Programmable
Sound Level Datalogger
Model：DSL 331
Features :
| ☆ Auto Ranging Measurement 30dB to 130dB | ||
| ☆ Work with Window Software | ||
| ☆ 32,000 Records Data Logger | ||
| ☆ Bar graph Indication with Back Light | ||
| ☆ RS-232 Real Time Display Software for Window 95/98/2000 |
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| ☆ Frequency Weighting: A, C | ||
| ☆ 4-Digit Display with updated cycle 0.5s | ||
| ☆ 0.1dB resolution | ||
| ☆ Max/Min Hold Function | ||
| ☆ The standard Fast and Slow Time weightings | ||
| ☆ AC/DC signal output | ||
| ☆ Overload condition indication | ||
| ☆ Auxiliary output jack | ||
☆ IEC 651 Type II, ANSI S1.4 Type2. ☆ Calibration Potentiometer easy to adjust ☆ Back screw hole tripod connection ☆ External Power DC 9V input ☆ Calibration Potentiometer easy to adjust | ||
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| Model : DSL 331 | |
| Click here for large Image. |
Specifications : with CE approval
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Standard Applied: |
IEC651 Type 2, ANSI S1.4 Type 2 |
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Frequency Range |
31.5Hz ~ 8KHz |
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Measuring Level Range |
30 ~ 130dB |
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Frequency Weighting |
A/C |
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Microphone |
1/2 inch electric condenser microphone |
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Display |
LCD Back Light Function |
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Digital Display |
4 digits , Resolution: 0.1dB, Display Update: 0.5 sec |
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Analog Display |
50 segment Bar graph, Resolution, Resolution: 1dB, Display update: 50mS |
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Time Weighting |
FAST (125mS); SLOW(1 Sec) |
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LEVEL Range |
Lo: 30 ~ 80dB ; Med: 50~ 100dB, Hi: 80~ 130dB; Auto Range : 30~ 130 dB |
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Accuracy |
±1.5dB
(under reference condition at 94dB 1KHz) |
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Measuring Level Range |
30 ~ 130dB |
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Dynamic Range |
100 dB |
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Over and Under range Indication Function |
"OVER" is displayed, while input is more than upper limit of range. ; " UNDER" is displayed, while input is less than lower limit of range. |
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MAX/MIN Hold |
Hold Reading the Maximum and Minimum Value |
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AC Output |
1V rms at FS (Full Scale), output impedance : Approx. 100 Ω |
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DC Output |
10mV/dB, Output impedance approx. 1K Ω |
| Auto Power Off | 30 minutes if no operation |
| GENERAL
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Power Requirement: |
One piece 9V
battery NEDA 1604 |
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Power Life |
About 50 Hours (Alkaline battery) |
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AC Adapter (option) |
Voltage 9VDC (8~ 15 V DC Max) ; Supply current : > 30mADC |
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Operation Temperature |
0 to 40 ºC (32 to 104 ºF) |
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Operation Humidity |
10 to 90% RH |
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Storage Humidity |
10 to 75% RH |
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Weight: |
10 oz(285g) |
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Accessories: |
9V battery,
Carrying case, calibration screwdriver |
| Tripod Connection Hole | Able to connect Camera Tripot Stand |
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