Extech Instruments SDL600 User Manual

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Introduction
Congratulations on your purchase of the Extech SDL600 Sound Level Meter. This meter displays
and stores sound level readings in the 30 to 130 db range. The SDL600meets ANSI and IEC 61672
class 2 standards and includes ‘A’ and ‘C’ frequency weighting and FAST and SLOW response
time. Logged data readings are stored on an SD card for transfer to a PC. This meter is shipped
fully tested and calibrated and, with proper use, will provide years of reliable service.
Safety
International Safety Symbols
This symbol, adjacent to another symbol or terminal, indicates the user must refer to the
manual for further information.
Meter Description
1. Windscreen microphone cover
2. Microphone
3. LCD display
4. Power ON-OFF key
5. SET and Clock key
6. Up arrow ▲ / RANGE key
7. Down arrow ▼ / FUNCTION key
8. ENTER and LOG key
9. SD card slot
10. Power Adaptor jack
11. PC interface jack
12. 94dB Calibration potentiometer
13. AC voltage output (retransmission)
14. MAX-MIN key
15. HOLD and Backlight key
Notes:
Items 10 through 13 are located behind the snap-off compartment cover on meter’s right side.
Battery compartment, tilt stand, and tripod mount are located on the rear of the instrument

Extech Instruments SDL600 Specifications

Display

display size	52 x 38mm (2 x 1.5”) Backlit LCD
display update rate	Approx. 1 second

Microphone

microphone type	12.7mm (0.5”) electret condenser microphone
microphone diameter	12.7mm (0.5”) outer diameter

Measurement

measurement units	Decibels
measurement ranges	30 to 80, 50 to 100, and 80 to 130dB
frequency range	31.5Hz to 8KHz

Power

power supply	Six (6) 1.5 VDC batteries (optional 9V AC adaptor)
power consumption (normal operation)	approx. 12mAdc
power consumption (backlight off, datalogging on)	approx. 51mAdc

Operating Environment

operating temperature	0 to 50°C (32 to 122°F)
operating humidity	85% R.H. max.
auto power off	After 10 minutes of inactivity (can be disabled)

Weight and Dimensions

weight	428g (0.94 lbs.) including batteries
main instrument dimensions	250 x 73 x 47.5mm (9.8 x 2.9 x 1.9”)