Limits; Construction Specifications; Compliance With International Norms; Electromagnetic Compatibility : Ec Compliance - Chauvin Arnoux C.A 6521 Notice De Fonctionnement

6.6.

Limits

The three apparatuses are protected on all the nominal ranges
against a voltage of 720 V AC/DC applied continuously between
the two terminals.
The C.A. 6523 and C.A. 6525 models are protected on the MΩ
nominal range for 1,200 V AC and DC for 10 seconds.

6.7. Construction specifications

Dimensions of the display : 73 mm x 54.3 mm
■
Overall dimensions of the unit (L x l x h) : 211 x 108 x 60 mm
■
Weight : approx. 830 g
■
Materials :
■
- Polycarbonate casing
- Crystal polycarbonate screen
- Elastomer external mouldings
- Silicon keyboard.
Stand :
■
Enables the instrument to be tilted at 30°. It clips onto the
bottom of the casing when not in use.

6.8. Compliance with international norms

Electrical safety per IEC 1010-1 + A2 (Ed. 95), IEC 61557
■
(Ed. 97) and DIN EN 61557
Dual insulation :
■
Pollution degree : 2
■
Installation category : II
■
Rated voltage : 300 V
■

6.8.1. Electromagnetic compatibility : EC compliance

Emission : NF EN 55 081-1 (Ed. 92)
■
Immunity : NF EN 55 082-2 (Ed. 98)
■

6.8.2. Mechanical protection

IP54 according to NF EN 60529 (Ed. 92)
IK04 according to NF EN 50102 (Ed. 95)

7. MAINTENANCE

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.

7.1. Upkeep

7.1.1. Replacing the batteries

Before performing any measurements, make sure that the
symbol does not appear on the display during the start-
up phase. If it does appear, you must change all the batteries,
taking all the necessary precautions when you open the
instrument.
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