Model 90 Quantifier Sound Level Meter
Page 64
Sp
ecification.
Frequency
1kHz ± 1%
Sound Level
94dB re 20μPa
Standardisation
Model 105 - IEC 60942:2003 Class 2
Model 106 - IEC 60942:2003 Class 1
Distortion
Less than 2%
Operating Humidity
25 to 90% Relative Humidity
Operating Static Pressure
65 kPa to 108kPa
Operating Temperature
-10
o
C to +50
o
C
Storing Temperature
-20
o
C to +60
o
C
Effective Volume
6.19 cm
3
±
0.2 cm
3
Cavity Diameter
0.525 inch
Battery
1 x 9v 6F22 (Neda 1604)
Battery Life
Approx 15 Hours Continuous Use
Battery Voltage
9v Nominal (10v Maximum, 6.4v Minimum)
Weight with Battery
185g
Dimensions
135mm x Ø48mm