User Manual

23
3. CHARACTERISTICS
3.1. REFERENCE CONDITIONS
Quantity of inuence Reference values
Temperature 23 ± 5 °C
Relative humidity 30 to 75% RH
Supply voltage 3 ± 0.1V
Frequency of the measured signal DC or 45 to 65Hz
Type of signal sinusoidal
External electric eld < 1V/m
DC external magnetic eld < 40A/m
3.2. ELECTRICAL CHARACTERISTICS
3.3.1. VOLTAGE
Particular reference conditions:
 AC signal ≤ 1% in DC measurements.
 DC signal ≤ 1% in AC measurements.
Range 3 V 30 V 300 V 1000 V
Measurement
range
3 mVdc to
2,999 Vdc
3.00 V to
29.99 V
30.0 V
to299.9 V
300 V to
1000 V
100 mVac to
2,999 Vac
Resolution 1 mV 10 mV 100 mV 1 V
Intrinsic
uncertainty
in Vdc
2% ± 3 pt
Intrinsic
uncertainty
in Vac
3% ± 4 pt
Input
resistance
10 MW
Automatic AC/DC detection is possible only above 450 ±
150mV.
3.3.2. RESISTANCE AND CONTINUITY
Particular reference conditions:
 Zero voltage.
 Pure resistance (no diode or capacitance in parallel).
Range 300 W 3 kW 30 kW 300 kW 3 MW 30 MW
Measure-
ment range
0.3 to
299.9
W
300 to
2999 W
3.00 to
29.99
kW
30.0 to
299.9
kW
300 to
2999
kW
3.000
to
30.00
MW
Resolution 0,1 W 1 W 10 W 100 W 1 kW 10 kW
Intrinsic
uncertainty
3% ±
5 pt
3% ± 3 pt
5% ±
3 pt
The 30 MW range is not available in automatic mode.