Analog inputs
|
Number |
4 |
|
Design |
galvanically isolated, single ended |
|
Input signal / nominal voltage |
600 V AC |
|
Resolution |
24 bit (Delta-Sigma) |
|
ADC sampling rate |
500 kHz |
|
Timebase ibaPDA (update time) |
min. 2 μs; freely adjustable (integer multiple); max. 1 ms for filter signals |
|
Filters |
|
|
ADC signal |
|
|
analog |
R/C low pass, 1st order, typ. 150 kHz |
|
digital |
anti-aliasing filter (FIR), 84th order; cutoff frequency = 0.45 x sampling rate ADC; oversampling = 32 x sampling rate ADC |
|
Filter signal1 |
|
|
like ADC signal, in addition: |
|
|
digital |
anti-aliasing filter (Elliptic/Cauer) 10th order; cutoff frequency 0.45/timebase |
|
Measuring ranges |
±360 V / ±1700 V; switchable by channel |
|
Measuring category |
CAT III 600 V / CAT IV 300 V |
|
Input impedance |
|
|
Device switched on |
2.0 MΩ |
|
Device switched off |
2.0 MΩ |
|
Input capacity |
50 pF |
|
Accuracy (+25 °C)2 |
< 0,1 % of the respective double full scale value |
|
Electrical isolation |
|
|
Channel-channel |
basic insulation: CAT III 600 V |
|
Channel-system |
reinforced insulation: CAT III 600 V |
|
Connection technology |
2x 4-pin pin header, pitch 7.62 mm |
|
Connector |
2x enclosed; push-in, conductor max. 2.5 mm2, locking lever (latching), reverse polarity protection, lockable; information on conductor and stripping length, see chapter Connection technology connector; order no. 52.000050 |
Additional functions
|
Phasor Measurement Unit3 |
integrated |
|
Power frequency (10 Hz ... 80 Hz) |
intervall 1 s / 10 s (according to IEC 61000-4-30) |