Maintenance; Cleaning; Calibration; Changing The Battery - Chauvin Arnoux C.A 6410 Notice De Fonctionnement

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For maintenance, use only specified spare parts. The manufacturer will not be
held responsible for any accident occuring following a repair done other than by
its After Sales Service or approved repairers.

CLEANING

- The jaw faces must be cleaned with a soft cloth.
- Use only a damp cloth to clean the case. Abrasive products or solvants are
prohibited. A little soap may nevertheless be used.

CALIBRATION

- Calibration must be done more frequently for more intensive use.
- With the calibration loop which is sold as an accessory, you may yourself at any time
check the accuracy of your clamp. To do this enclose the calibration loop in the jaws
of the clamp. Switch ON your clamp, then compare the displayed measurement with
the value marked on the enclosed segment. Proceed like this for each calibration
value of the calibration loop. Depending on the measurement differences read, you
can decide on the necessity of having your clamp recalibrated. In this case, get in
touch with your supplier.
Calibration values of the loop: 7.9 Ω / 12.4 Ω / 22 Ω / 49.5 Ω / 198 Ω
Accuracy of these values 0.3 % typical and and 0.5 % max.
Note: Add the accuracy of the instrument to the accuracy of the calibration values.

CHANGING THE BATTERY

- With the instrument switched OFF, the battery is changed by unscrewing the two
screws on the back of the instrument. When the battery is disconnected, the
configuration (buzzer, ...), as well as the recorded measurement values (C.A 6415),
and the value of the alarm threshold (C.A 6415) are saved.
- Replace the used battery by a new one of the same type (alkaline 9 V battery or
equivalent).
- Respect the polarity when connecting.

MAINTENANCE

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