Porsche PIWIS Tester III, Обучение по обслуживанию, Страница: 45 / 103

CHAPTER1
PIWIS Tester III (PT3)
39
Probes and adapter
Parameter Specification
Univ. voltage probe
(optional) Test voltage
Connection
1 KV
4-mm banana connector
AC/DC 100 A
clamp-on ammeter Current range
Overload capacity
Resolution
100 A DC or AC peak
500 A DC (1 min)
±1 mA
AC/DC 1,800 A
clamp-on ammeter Current range
Overload capacity
Resolution
1,800 A
2,000 A (< 10 ms)
±100 mA
AC/DC 100 A clamp-on ammeter specification
Parameter Specification
Current range 100 A
Overload capacity without damage 500 A (for 1 minute)
Output sensitivity 50 mV/A (relative to 0 V)
Accuracy (@ +23 °C, I < 10 A) ±1% of measured value ±2 mA
Accuracy (@ +23 °C, I > 10 A) ±1% of measured value
Resolution ± 1 mA
Error due to earth’s magnetic field ±0.5 mV (±10 mA) max.
Position sensitivity of the conductor
(6-mm diameter conductor) ±0.2% of measured value
(relative to centre point measurement)
Load impedance > 10 kW and
≤
100 pF
Frequency range DC up to 20 kHz (- 0.5 dB)
Phase error (I > 10 A @ 20 kHz) < 3° (15 Hz to 20 kHz)
Temperature coefficient ± 0.02% of measured value/°C
Remanence (0 A
→
100 A
→
0 A) 12 mA max.
RMS noise @ 100 Hz filter < 4 mA
Power consumption 35 mA + 1 mA/A measured
(160 mA max.)
Relative zero point correction Automatic degauss function
for 3 seconds after switch-on
(triggered by terminal)
Operating temperature range 0 to +60 °C
Storage temperature range -20 to +85 °C
Operating humidity 15% to 85% (non-condensing)