Big backlit display, PC interface & background sound absorber
The 407750 Sound Level Meter with PC Interface has a large backlit display, PC Interface and background sound absorber for noise measurements with high ambient noise levels. It features A/C Weighting, fast/slow response time, Min/Max, and analog AC/DC outputs for connection to a recorder. Complete with microphone wind screen, 9V battery and case.
- Meets ANSI & IEC 651 Type 2 standards
- Background noise absorber for machine noise measurements filters ambient noise
- 30 to 130dB measurement range with ±1.5dB accuracy
- Large display with backlighting and analog bargraph
- MIN/MAX, Auto/Manual Ranging
- Analog AC/DC outputs for connection to a recorder
- RS-232 interface for capturing data directly on a PC
- Tripod mount ideal for field use
Specifications Range
Digital Display 3-1/2 digit (1999 count) Autorange LCD
Bargraph Display 50dB display range (1dB resolution);
Measurement Range 30 to 130dB (35 to 130dB for “C”
weighting)
Resolution 0.1dB
Accuracy
±1.5 dB @ 94dB for a 1kHz sine wave
Microphone Electret Condensor .24"(6mm dia.) type
Frequency Weighting
“A” and
“C” type
Time Response Slow/Fast
Sampling time updates
every 0.5seconds
Measurement frequency range 31.5Hz
to 8KHz
Analog output AC:
0.707Vrms (full scale); DC: 10mVDC/dB
Applicable Standards IEC 651 Type 2, ANSI S1.4 Type 2
Power Supply 9V battery , optional AC adaptor
Dimensions 10
x 3.1 x 1.5"(256 x 80 x 38mm)
Weight 8.5oz.
(240g)
Extech 407750 Sound Level Meter with PC Interface
- Brand: Extech Instruments by FLIR
- Product Code: 407750
- Availability: In Stock