Characteristics; Reference Conditions; Electrical Characteristics - PCE Instruments Mini FLEX MA100 Bedienungsanleitung

3.1. REFERENCE CONDITIONS

quantity of influence
Temperature
Relative humidity
Frequency of the signal measured
Type of signal
External electric field
External DC magnetic field (earth field)
External AC magnetic field
Position of the conductor
Shape of the measurement coil
Input impedance of the display device connected
to the housing

3.2. ELECTRICAL CHARACTERISTICS

Model (Arms)
Range (Arms) ‑ I nominal
Wrapping diameter (mm)
Output/input ratio (mV~/A~)
Range of use (A)
Specified measurement range (A)
Maximum peak factor
I nominal
Uncertainty
Residual noise at I = 0 (Arms)
Max. phase shift at 50Hz (°)
Max. offset voltage (mV DC)
Max. output voltage (Vpeak)
Output impedance (kW)
(1): Peak factor: PF = Vpeak/Vrms.
(2): The residual noise affects the measurement uncertainty according to the formula:
global uncertainty =
If the current measured is zero, the uncertainty is equal to the residual noise.

3. CHARACTERISTICS

at
(1)
(2)
√ (I measured x 0.01)² + (residual noise)²
30-300
30 300
45
100 10
0.5‑30 0.5‑300
5‑30 5‑300
1.5
50 5
I measured

Reference values
23 ± 5°C
20 to 75% RH
40 to 400Hz
sinusoidal
<1V/m
<40A/m
none
centred in the
measurement coil
nearly circular
≥1MW
300-3000
300
70 or 100
10
0.5‑300 0.5‑3000
5‑300
1.5
±1%
0.25
0.8
5
± 4.5
1
(I measured ≠ 0)
3000
1
5‑3000
2