Probe Microphone ICP® Model: 377B26 PCB PIEZOTRONICS

Performance
Sensitivity (±2dB)(at 250 Hz) ) -53.35 dB re 1 V/Pa [2] Sensitivity (at 250 Hz) 2.15 mV/Pa [2] Frequency Range (+2.2/-4.9 dB) 2 to 20000 Hz [3] Frequency Response. See Graph [4] [5] [6] [7] [8] Lower Limiting Frequency (-3 dB) 0.25 to 3.0 Hz
Inherent Noise 44 dB(A) re 20 µPa [1] Dynamic Range(3% Distortion Limit) 165 dB re 20 µPa [1] Environmental
Temperature Range (Operating) -40 to +70 °C [10] Temperature Range (20mm Probe Tip) -40 to +400 °C [11] Temperature Range (40mm Probe Tip) -40 to +800 °C [9] [11] Temperature Range (80mm Probe Tip) -40 to +800 °C [9] [11] Temperature Range (160mm Probe Tip) -40 to +800 °C [9] [11] Influence of Axial Vibration (0.1g (1 m/s²)) 62 dB re 20 µPa [1] Electrical
Polarization Voltage 0 V [12] Excitation Voltage 20 to 32 VDC
Constant Current Excitation 2 to 20 mA
Output Bias Voltage 10 to 14 VDC
Maximum Output Voltage +/-8 Vpk
Output Impedance <50 Ohm Physical Housing Material Stainless Steel Probe Material Stainless Steel Electrical Connector BNC Jack Size - Diameter 12.7 mm Size - Length 111 mm Weight 55 gm [1]