SIRIUS®
5.9 HV
The HV modules are perfect for high voltage measurements.
5.9.1 HVv2 Specifications
Inputs Voltage
ADC Type
24bit delta-sigma dual core with 100/5 kHz analogue anti-aliasing filter (5.2.1 SIRIUS® Dual Core
series: High Dynamic (up to 160 dB) page 49)
Sampling Rate Simultaneous 200kS/sec
Ranges (Dual Core Low Range) ±1200V (±50V) ±50V (NA)
Gain accuracy ±0.05% of reading
Offset accuracy (Dual Core) ±100 (50) mV ±50 mV
Typ. Dynamic Range@10kS (Dual Core) 142 dB (158 dB) 132 dB (NA)
Typ. SNR@50kS (Dual Core) 107 dB (120 dB) 95 dB (NA)
Typ. CMR @ 50Hz (1kHz) 85 dB (60 dB) 85 dB (60 dB)
Gain Drift Typical 5 ppm/K, max. 30 ppm/K
Offset Drift Typical 1 mV/K + 1 ppm of range/K, max 2 mV/K + 5 ppm of range/K
Gain Linearity <0.02%
Inter Channel Phase-mismatch 0.04° * f
in
[kHz] + 0.2° (@ 200 kS/sec)
Channel Cross talk 115 dB @ 50Hz; 90 dB @ 1kHz
Input Coupling DC
Input Impedance 10 MΩ || 2pF
Protection class CAT III 600 V; CAT II 1000 V
Overvoltage Protection In+ to In-: 1.8 kV
RMS
, Inx to GND: 1.4kV
RMS
)
Additional Specifications
Input connector Banana
TEDS support NA
Table 13: SIRIUS-HV specifications
5.9.2 HV: Banana
The HV modules are perfect for high voltage measurements.
Illustration 106: SIRIUS-HV pin-out
Banana plug
Illustration 107: SIRIUS
i
8xHV-BAN
WARNING
It is mandatory to connect a ground cable to the GND connector of the SIRIUS® when you
are working with high voltages (see also 4.2.1.6 GND connector on page 27)
Page 62/166 www.dewesoft.com Doc-Version: 1.4.2
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