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USE AND MAINTENANCE MANUAL Sound level meter Art. F010 ORIGINAL INSTRUCTIONS...
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Manual on the date of its issuance (shown in this page). On the other hand, the instrument may also be subject to important technical changes in the future, without the manual being updated. Therefore, see FERVI for information about modifications that could be implemented. REV. 2 December 2013...
MEASURING INSTRUMENTS 1 TECHNICAL SPECIFICATIONS Screen LCD, 10 mm (0.4”) in height Functions SL, L Frequency range 31.5 Hz ÷8000 Hz 30 ÷ 130 dB (A) Measuring range 32÷130 dB (C) 35÷130 dB (LINEAR) Resolution 0,1 dB Control characteristics Fast, slow and stop of peak Setting the noise level 30 - 130 dB Response time...
MEASURING INSTRUMENTS 2 DESCRIPTION OF THE CONTROLS Figure 1 - Main parts of the sound level meter Probe / microphone Fast / slow switch Resistance for setting the noise level Start switch Measurement / setting switch Off-scale LED Screen Calibration D.C.
MEASURING INSTRUMENTS 2.1 Output and input plug The output / input plug is an OPTIONAL ACCESSORY and has three main functions: Black line Meter Output filter sound Plug 2 Plug 3 Plug 1 Red line Input filter or registration or analyser (linear output) 1.
MEASURING INSTRUMENTS 3 MEASURING PROCEDURE Put the power switch (Ref. 3-4 Figure 1) into the ON position. Setting the off-scale: position the switch for the measurement / setting (Ref. 3-5 Figure 1) to "SET", change the value on the display as required (up to a maximum of between 120 dB and 130 dB) by adjusting the resistance (Ref.
MEASURING INSTRUMENTS 4 CALIBRATION Before being delivered, the instrument is calibrated. For future calibration, please contact our Technical Assistance centre without hesitation. The sound level calibrator is ND9, while the acoustic generator is ND6, both are optional accessories. Position the weighting of the sound level meter to "C"...
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