Noise Level Meter for Classroom/Class 1 Sound Level Meter/Professional Decibel Meter/Industrial Decibel Meter for Classroom Auditoriums, Vehicle Noise Testing | Model: SL-4001

Noise Level Meter for Classroom/Class 1 Sound Level Meter/Professional Decibel Meter/Industrial Decibel Meter for Classroom Auditoriums, Vehicle Noise Testing | Model: SL-4001

• Features: Frequency weighting networks are designed to meet the IEC 651 type 2 standards | Dynamic characteristic modes for Time weighting as FAST and SLOW | Condenser microphone helps for High accuracy and Long-term stability
• Max. Hold function stores the maximum value on display | Indicates Warning for overload and under load | Even in bright ambient light condition gives a clear read-out | Indicates when the battery is low
• Range: 3 ranges: 35 to 130 dB (typical 30 to 130 dB), input signal only | Accuracy: 73.4°F ± 41°F(23 ± 5°C)| Resolution: 0.1 dB | Display: 18 mm LCD, 3 1/2 digits |Operating Temperature: 32°F to 122°F(0° to 50°C) | Operating Humidity: Max. 90% RH 32°F to 41°F(0 to 35°C) | Microphone Type: Electric condenser microphone |
• Frequency: 31.5 Hz to 8,000 Hz | Output: AC output - AC 0.5 Vrms corresponding to each range step, DC output - DC 0.3 to 1.3VDC; 10 mV per dB, Output impedance: 600 Ohm | Power Supply: 006P DC 9V battery (Heavy duty type) | Power Consumption: Approx. DC 6 mA | Dimensions: 205 X 80 X 35mm | Weight: 0.55 lbs(250 Grams)
• Supply Scope: 1 unit of SL-4001 Meter, Factory Calibrated Certificate, Instruction Manual | Applications: Industrials, Schools, Noise at Work/Occupational Noise and Environmental and Community Noise, Vehicle Noise Testing as well as Basic Noise Measurements, industrial plants, road and rail traffic and Construction Work.