Temotuf TFMU6605868S Multi-Functional Sound Level Meter

• Used for sound level measurement in environmental, mechanical, transportation, maritime, and other noise-related applications. Suitable for industrial environmental protection, construction, sanitation, teaching, and scientific research departments.
• 3 weighting options: A, C, F and Fast/Slow response times
• Measurement parameters:
• Lp (sound level)
• Leq (equivalent continuous A sound level)
• Lmax (maximum sound level)
• LN (percent of all readings over alarm value set)
• DC voltage output: 10 mV/dB
• Storage capacity: Capable of storing 30 groups of measurement results and measuring conditions
• Features:
• Auto range
• Alarm value setting
• Auto/manual power-off
• Data output: USB/RS-232 connection for PC
• Optional: Bluetooth and software
• Set includes:
1. Main unit
2. Windscreen
3. Carrying case
4. Instruction manual
• Optional accessories:
1. ND9 sound level meter calibrator
2. RS-232C data cable with software
3. Bluetooth data adapter with software

Parameters

• Standards: IEC 651.2, ANSI 1.4.2
• Measurement Parameter:
• Lp - Sound Level
• Leq (equivalent continuous A sound level)
• Lmax - Maximum Sound Level
• LN - Percent of All Reading Over Alarm Value Set
• Measuring Range:
• Lp :
• A Weighting: 30 ~ 130 dB
• C Weighting: 35 ~ 130 dB
• F Weighting: 40 ~ 130 dB
• Leq : 30 dB ~ 130 dB (10 sec's, 1 min's, 5 min's, 10 min's, 15 min's, 30 min's, 1 hr, 8 hrs, 24 hrs)
• LN: 0 ~ 100%
• Resolution: 0.1 dB
• Accuracy: 1 dB
• Frequency Weight: A/C/F (Flat)
• Time Weight: Fast (125 ms) / Slow (1 s)
• Microphone: 12.5 mm Condenser Microphone
• Memory: 30 Group with Measuring Conditions
• Built-in Calibration Signal: 94 dB
• Frequency Range: 20 ~ 12,500 Hz
• Alarm Setting: 30 ~ 130 dB
• Alarm Output: LED, Optional Relay Contact
• Power Voltage Indication: Low Battery Indicator
• Power Supply:
• 4 x AAA Batteries
• External DC Power Supply: 5 V, DC, 100 mA
• Dimensions: 236 × 63 × 26 mm
• Weight: 170 g