EXTECH รู่น 407790A เครื่องวัดความดังเสียงบันทึกข้อมูลได้ Real Time Octave Band Analyzer Type 2 integrating sound level meter with Octave and 1/3 Octave Band real time display
| หมวดหมู่ | เครื่องตรวจวัดสภาพอากาศและอาชีวะอนามัย |
| ราคา | 173,000.00 บาท |
| สถานะสินค้า | Pre-Order |
| ลงสินค้า | 5 ส.ค. 2564 |
| อัพเดทล่าสุด | 4 ก.ค. 2565 |
| จำนวน | ชิ้น |
รายละเอียดสินค้า
Extech 407790A : Real Time Octave Band Analyzer
Type 2 integrating sound level meter with Octave and 1/3 Octave Band real time display
Extech’s Type 2 Integrating Sound Level Meter with Octave and 1/3 Octave Band Real Time is displayed on a large 3.5" 320x240 TFT color backlit LCD.
- Wide measurement in 5 ranges: 20 to 90dB, 20 to 100dB, 20 to 110dB, and 30 to 120dB, 40 to 130dB
- 3.5" (320x240) TFT color LCD with backlight feature displays Leq, LE, Lmax, Lmin, Lp, L05, L10, L50, L90, L95
- Stores readings on microSD card
- Precise linearity over wide range (100dB)
- Transferred data to a PC to be analyzed using software and cable provided
- A, C and Z weighting with Fast or Slow response
- 25Hz to 10kHz frequency response
- Meets ANSI and IEC Type 2 standards
- Internal self test when powered ON
- Detachable 0.52" (13.2mm) diameter condenser microphone and Tripod mount provided on rear
- Analog AC/DC recorder output
- Real time clock with Year, Month, Day, Hour, Minute and Second display
- Optional microphone extension cable for measurements in enclosures and other remote locations (407764-EXT)
- Complete with Windows® compatible software, USB cable, 4 x C batteries, microphone wind screen, mini screwdriver, 120V AC adaptor, and case
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Specifications |
Range |
|
Applicable standards |
ANSI S1.4 Type 2, EN IEC 60651, EN IEC 60804, and EN IEC 1260-1995 |
|
Accuracy |
±1.5dB (ref 94dB @ 1kHz) |
|
Measurement functions |
Lp, Leq, LE, Lmax, Lmin, L05, L10, L50, L90, L95, |
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Frequency range |
25Hz ~ 10kHz |
|
Frequency Weighting |
A, C, and Z |
|
Time Weighting |
Fast, Slow, 10ms (τ), I |
|
Display |
3.5" (89mm) 320x240 TFT color backlit LCD; Displays 1/1, 1/3, and 1/1 & 1/3 |
|
1/1- 1/3 Analyzer level range |
5 ranges in 10db steps: 20 to 90dB, 20 to 100dB, 20 to 110dB, 30 to 120dB, 40 to 130dB |
|
1/1 Octave and 1/3 Octave |
1/1 Octave band center frequencies: (9 bands); |
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1/3 Octave band center frequencies: (27 bands) |
|
|
Signal output |
AC output: 1 Vrms (at full scale); DC output: 3.0V, 25mV/dB |
|
Memory |
microSD card (included) |
|
Measurement Time |
1s to 23h 59m 59s |
|
Power |
Four type C size 1.5V batteries, External DC power: 6V, 1A |
|
Dimensions/Weight |
13.6 x 3.9 x 2.4" (345 x 100 x 60mm)/ 33.5oz (950g) |
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