To Next Page

To Previous Page

SIRIUS

® 

TECHNICAL REFERENCE MANUAL 



5.16. HD-LV 



The LV modules are perfect for high-count low voltage and current measurements in combination with 

current clamps. 

5.16.1. HD-LV: Speciﬁcations 

Inputs 

Input types 

Voltage 

Full bridge strain 

Current (ext. Shunt) 

ADC Type 

Type 24-bit delta-sigma with anti-aliasing ﬁlter 

Sampling Rate 

Simultaneous 200 kS/sec 

Ranges 

±100 V 

±10 V 

±1 V 

±100 mV 

Gain accuracy 

±0.05 % of reading 

Offset accuracy 

± 20 mV 

± 2 mV 

± 0.2 mV 

± 0.1 mV 

Dynamic Range @ 10 kS 

-134 dB 

-137 dB 

-125 dB 

Typ. Noise ﬂoor @ 10 kS 

-104 dB 

-95 dB 

Typ. CMR @ 400 Hz / 1 

kHz 

74 / 70 dB 

86 / 84 dB 

96 / 95 dB 

112 / 102 dB 

Gain Drift 

Typical 10 PPM/K, max. 40 PPM/K 

Offset Drift 

Typical 0.3 μV/K + 5 ppm of range/K, max 2 μV/K + 10 ppm of range/K 

Gain Linearity 

<0.02 % 

Inter Channel 

Phase-mismatch 

0.02° * ﬁn [kHz] + 0.1° (@ 200 kS/sec and 10 V Range) 

Channel Cross talk 

-120 dB @ 10 kHz (Range ≤10 V); -76 dB @ 1 kHz (Range = 100 V) 

Input Coupling 

DC 

Input Impedance 

1 MΩ for 100 V Range; all other Ranges 10 MΩ 

Max. common mode 

voltage 

100 V Range: ±100 V; all other Ranges: ±12 V 

Overvoltage Protection 

In+ to In-: 100 V Range: 200 V; all other Ranges: 50 V (200 V for 10 msec) 

Excitation Voltage 

Unipolar or Bipolar Software selectable 

Free programmable (16-bit DAC) 

Excitation Level unipolar 

0…24 Volt; Predeﬁned levels: 1, 2.5, 5, 10, 12, 15, 20 and 24 VDC 

Excitation Level bipolar 

2…30 Volt; Predeﬁned levels: 2.5, 5, 10, 12, 15, 24 and 30 VDC 

Accuracy 

±0.1 % ±5 mV 

Drift 

±50 ppm/K ±100 μV/K 

Stability 10 % to 90 % 

load 

<0.01 % 

Current limit 

100 mA (1 Watt max. per Channel, 12 Watt max. per Slice) 

Protection 

Continuous short to ground 

Bridge Connection Types 

Full bridge 

Ranges @ 10 VExc 

2 mV/V…1000 mV/V free programmable 

Sensor Offset Adjust 

Software selectable 

Additional Speciﬁcations 

SIRIUS

V20-1 212 / 336  

Brand	DEWESOFT
Model	SIRIUS Series
Category	Data Loggers
Language	English

DEWESOFT SIRIUS Series User Manual

Table of Contents

Questions and Answers:

DEWESOFT SIRIUS Series Specifications

Related product manuals