Functional Characteristics; Reference Conditions; Metrological Properties; Voltage Detection - Chauvin Arnoux C.A 6460 Notice De Fonctionnement

4. FUNCTIONAL CHARACTERISTICS

4.1

Reference conditions

Influence quantities
Temperature
Relative humidity
Supply voltage
Auxiliary resistances RH, RS, RES and RE
Spurious voltages (Ac and DC)
Serial inductances
Electrical field
Magnetic field
4.2

Metrological properties

4.2.1

Voltage detection

Measurement range: 20 to 250 V
terminals or between the S and E terminals.
Frequency: DC at 450 Hz
4.2.2

Resistance

Measurement range: 0 to 2000 Ω
Rating (Ω) 0.00 - 19.99
Resolution (Ω) 0.01
Intrinsic error ±2% ±1 pt
Measuring current 10 mA
No load voltage
Response time: 4 to 8 seconds
When the unit is locked on the second rating, the
characteristics are as follows:
Rating (Ω)
Resolution
Intrinsic error
Measuring current
No load voltage
Reference values
23°C ±3 K
45 to 55% HR
9.5 V ±0.2 V
zero
zero
zero
< 1 V/m
< 40 A/m
between the H and E
AC
20.0 - 199.9 200 - 1999
0.1 1
±2% ± 1pt
2% typical 5% max
±3 pt
1 mA 0.1 mA
≤ 42 Vpeak
0.0 – 199.9
0.1 Ω
±2% ±1 pt
1 mA
≤ 42 Vpeak
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