Maintenance - Chauvin Arnoux CA834 Manual De Instrucciones

- Accuracy :
- Frequency dynamics :
- Frequency weighting :
- Time weighting :
- Analogue output :
- Climatic environment :
Use :
Storage :
- Power supply :
Battery :
Mains power supply :
- Dimension / Weight :
- Electromagnetic compatibility :
Only use specified spare parts for maintenance purposes. The manufacturer cannot accept
any responsibility for accidents occurring following repairs carried out outside its after-sales
department or approved maintenance network.
6.1 Servicing
To replace the battery :
- Turn off the sonometer
- Remove the cover "15" at the back of the instrument
- Replace the old battery with a 9V battery (6LR61 or 6LF22 type)
± 1.5dB
31.5Hz to 8kHz
A and C (as per IEC 651)
FAST : 125ms
SLOW : 1s
AC output : 1VRMS at full-scale
Impedance : 200Ω
Sortie DC : 10mV/dB
Impédance : 1kΩ
Temperature : 0 to 40°C
Humidity : 10 to 90% HR
Temperature : -10 to 60°C
Humidity : 10 to 75% HR
9V battery (6LR61 or 6LF22 type)
self-sufficiency : 50hrs
Voltage : 9VDC (8-15VDC max.)
Current : > 30mADC
Outside diameter : 3.5mm
Inside diameter : 1.35mm
275 x 64 x 30 / 285g (batterie included)
Emission as per EN 50081-1
Immunity as per EN 50082-1

6. MAINTENANCE

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