Categories
SPECIFICATIONS:
Type | CASI-30S |
Higher sound pressure sensitivity (1Hz) | 7.5±0.2mv/Pa, 3.5mPa-350Pa |
Lower sound pressure sensitivity (1Hz) | 75±10mv/Pa(×10), 0.35mPa-35Pa |
Higher sound pressure range (1Hz) | 145dB(350Pa,THD1%) |
Lower sound pressure range(1Hz): | 125dB(35Pa,THD 0.5%) |
Dynamic range(1Hz) | 108dB |
-3dB bandwidth: | 0.033Hz-200Hz |
Total harmonic distortion (THD): | ≤1%@1Hz |
Dual output voltage: | difference,1 & 70 times |
Output voltage range: | ±10V difference |
Zero offset: | 0.1%hPa FS |
Zero regression: | auto |
Output impedance: | 2×150Ω,suggest load>10kΩ,capacitance <100nF,inductive <10mH |
Long time stability: | <0.2dB,over 0.5h,>1000h/dB(150℃ dry air) |
Temperature ratio: | 0.1%/k |
Wet ratio: | <0.1dB,100%RH |
Seismic sensitivity: | ≤0.1V/(m/s2)@1Hz,35dB SPL ref. 1 m/s2 |
Magnetic sensitivity: | ≤10dB SPL,50Hz,80A/m; |
Self noise (1Hz): | ≤0.1mPa(0.1Hz-50Hz,14dB SPL,-80dB Pa2/Hz ref 1Pa) |
Signal to noise ratio(1Hz): | 118dB(10倍档) |
Operation temperature: | -40℃~+75℃ |
Storage temperature: | -55℃~+85℃ |
Working wet: | 99% non condensation |
Power supply voltage: | ±12V |
Reverse power supply Protection: | 40V |
Operating current: | ≤82mA@12V |
Consumption: | ≤1W |
Body size: | height 66mm×length 80mm×width 43mm |
Weight: | 448g |