DEWESOFT SIRIUS Series

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SIRIUS

® 

TECHNICAL REFERENCE MANUAL 



5.10. HV 



The HV modules are perfect for high voltage measurements. 

5.10.1. HVv2 Speciﬁcations 

Inputs Voltage 

ADC Type 

24-bit delta-sigma dual core with anti-aliasing ﬁlter 

Sampling Rate 

Simultaneous 200 kS/sec 

Ranges (Dual Core Low Range) 

±1200 V (±50 V) 

±50 V (NA) 

Gain accuracy 

±0.05 % of reading 

Offset accuracy (Dual Core) 

±100 (50) mV 

±50 mV 

Typ. Dynamic Range @ 10 kS (Dual Core) 

-142 dB (-158 dB) 

-132 dB (NA) 

Typ. Noise ﬂoor @ 50 kS (Dual Core) 

-107 dB (-120 dB) 

-95 dB (NA) 

Typ. CMR @ 50 Hz / 1 kHz 

85 / 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° * ﬁn [kHz] + 0.2° (@ 200 kS/sec) 

Channel Crosstalk 

-115 dB @ 50 Hz; -90 dB @ 1 kHz 

Input Coupling 

DC 

Input Impedance 

10 MΩ || 2 pF 

Protection class 

CAT III 600 V; CAT II 1000 V 

Overvoltage Protection 

In+ to In-: 1.8 kVRMS, Inx to GND: 1.4 kVRMS 

Additional Speciﬁcations 

Input connector 

Banana 

TEDS support 

Not available 

 

SIRIUS

V20-1 156 / 336  

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