Cirrus Research CR:811C User Manual

CR:800C Series Sound Level Meter User Manual
Page 65
10.3 Specification.
Frequency 1kHz ± 1%
Sound Level 94dB re 20μPa
Standardisation CR:514 - IEC 60942:2003 Class 2
CR:515 - 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

Cirrus Research CR:811C Specifications

General

Brand	Cirrus Research
Model	CR:811C
Category	Measuring Instruments
Language	English