General Characteristics - Chauvin Arnoux C.A 832 Manual De Instrucciones

5. GENERAL CHARACTERISTICS

Compliance with standards :
Type of microphone :
Sensor calibration :
Measuring and dynamic range :
In 3 ranges (dynamic 55dB) from 0 to 130dB :
Periodicity of measurement :
Measurement before time-based and frequency processing :
Resolution :
Accuracy :
Frequency dynamic range :
Frequency weighting :
Time weighting :
Auxiliary output :
Temperature drift :
Humidity drift :
Conditions of calibration :
Environment :
Power :
Dimensions / weight :
Electromagnetic Compatibility :
Sealing :
* For frequencies lower than 100 Hz, the difference between two measuring range
can be higher than 0.7 dB.
IEC 651*
ANSI S 1.4
JIS C 1502
capacitor microphone
calibrated at factory using a source at 0.2%.
Low range :
Medium range :
High range :
2.5 times per second, rated.
rms value not frequency-weighted.
0.1dB
± 2.0dB
from 31.5Hz to 8000Hz.
curves A and C as per IEC 651.
S (slow) and F (fast) as per IEC 651.
AC : 1.0Vrms, impedance 600Ω.
DC : 10mV/dB, impedance 50Ω.
< 0.5dB (-10°C à 50°C).
< 0.5dB for 30% < R.H. < 90%
(at 40°C and 1000Hz).
Frequency reference :
Sound level reference :
Temperature reference :
Humidity reference :
Measurement range reference :
Incidence direction reference :
Utilisation : 0 to 50°C (32 to 122°F) at < 80%
humidity, without condensation.
Storage : -20 to +60°C (-4 to + 140°F) and
from 0 to 80RH, without battery.
9V battery (type 6LR61 or 6F22).
237 x 60.5 x 38 mm / 230g with battery.
Emissions and immunity in an industrial setting
compliant with IEC 61326-1
IP44 as per IEC 60259, the instrument must be
fitted with its protective sheath.
16
37-80dB
50-100dB
80-130dB
1000Hz.
94dB.
20°C.
65%.
80-130dB.
frontal