Basic sound level meter 9104™

class 2digital

Product Overview
EXAIR's Model 9104 Digital Sound Level Meter is a handheld instrument for measuring and monitoring sound pressure levels in industrial environments. The kit includes a removable windscreen, 9V battery, protective carrying case and a calibration certificate traceable to NIST.

Key Features

• Measurement range: 35 dB – 130 dB (Low: 35–100 dB; High: 65–130 dB)
• Frequency range: 31.5 Hz – 8 kHz with A and C weightings
• Slow (1 s) and Fast (125 ms) response modes; maximum hold for peak levels
• Four‑digit LCD with 0.1 dBA resolution and backlight
• Accuracy ±1.5 dB; NIST‑traceable calibration certificate included
• Tripod compatible and removable windscreen for field measurements
• Auto power-off after 15 minutes; low battery alert; typical battery life ~50 hours

Usage & Maintenance
Recommend annual recalibration to maintain measurement accuracy. Store the meter in the supplied carrying case and replace the 9V battery as required.

Technical specifications

• Model: 9104
• Sound level range: 35–130 dB (Low/High ranges as above)
• Frequency range: 31.5 Hz – 8 kHz
• Weightings: A, C
• Response times: Slow = 1 s; Fast = 125 ms
• Display: 4‑digit LCD, 0.1 dBA resolution, backlight
• Maximum hold: Yes
• Accuracy: ±1.5 dB
• Calibration: NIST‑traceable certificate included
• Battery: 9V (typical life ~50 hours), low battery alert
• Auto power off: 15 minutes
• Standards: CE, ANSI, IEC Type 2 SLM
• Mounting: Tripod compatible (tripod not included)
• Accessories included: Removable windscreen, protective carrying case, manual, 9V battery