SIRIUS®
5.10 LV / LV+
5.10.1 LVv2 Specifications
Inputs Voltage, full bridge strain, current (ext. Shunt)
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
Dual Core Ranges (Low Range) ±200V (10 V) ±10V (500 mV) ±1V (50 mV) ±100mV (5 mV)
Gain accuracy ±0.05% of reading
Offset accuracy (Dual Core) ± 40 (20) mV ±2 (1) mV ± 0.2 (0.2) mV ± 0.1 (0.1) mV
Offset accuracy after Balance Amplifier 2mV 0.1mV 0.02mV 0.01mV
Typ. Dynamic Range@10kS (Dual Core) 136 dB (146 dB) 137 dB (152 dB) 137 dB (147 dB) 130 dB (132 dB)
Typ. SNR@10kS (Dual Core) 109 dB (118 dB) 109 dB (126 dB) 109 dB (116 dB) 97 dB (97 dB)
Typ. CMR @ 50 Hz/400 Hz/10 kHz 70 / 70 / 55 dB 95 / 95 / 84 dB 105 / 105 / 95 dB 115 / 112 / 102 dB
Gain Drift Typical 10 ppm/K, max. 30 ppm/K
Offset Drift Typical 0.3 μV/K + 5ppm of range/K, max: 2 µV/k + 10 ppm of range/K
Gain Linearity <0.02%
Inter Channel Phase-mismatch 0.02° * f
in
[kHz] + 0.1° (@ 200 kS/sec and 10 V Range)
Channel Cross talk 120 dB @ 10kHz (Range ≤ 10 V); 95 dB @ 10kHz (Range = 100V)
Input Coupling1
1
DC, AC 1Hz (3 Hz, 10 Hz per SW)
Input Impedance (200V/20V Range) 10 (1) MΩ between IN+ or IN- against GND
Max. common mode voltage 200V and 20V Range: 200V; all other Ranges: 12 V
Input Overvoltage Protection 200V and 20V Range: 300V; all other Ranges: 100V (250 V peak for 10msec)
Excitation Voltage Unipolar or Bipolar Software selectable (programmable with 16 Bit DAC)
Excitation Level unipolar 0 .. 24 Volt; Predefined levels: 1, 2.5, 5, 10, 12, 15, 20 and V
DC
Excitation Level bipolar 2 .. 30 Volt; Predefined levels: 2.5, 5, 10, 12, 15, 24 and 30 V
DC
Accuracy ±0.1 % ±5 mV
Drift ±50 ppm/K ±100µV/K
Stability 10% to 90% load (bipolar) < 0.01%
Current limit 200 mA (2 Watt max. per channel, 12 Watt max. per Slice)
Protection Continuous short to ground
Bridge connection types Full bridge
Ranges @ 10 V
exc
(low Range) 2mV/V…1000mV/V free programmable with Dual Core
Input short, Sensor offset adjust Software selectable
Counters (only on LV+ type) 1 counter/3 digital input, fully synchronised and alarm output
Counter modes Counting, waveform timing, encoder, tacho, geartooth sensor
Input level compatibility CMOS, LVTTL
Input protection Up to ±25Volt
Alarm output Open collector, max. 100mA/30Volt
Sensor supply 5V/100mA; 12V/50mA
Additional Specifications
Misc function Excitation control monitoring, Amplifier Short, Single Ended/Differential
Input connector
DSUB 9, BNC, Banana (others on request)
TEDS support Standard + MSI adapters
Table 14: SIRIUS-LV specifications
1 In- must be within ±10V referred to GND(iso); for Ranges >10 V the DC value of In- is not rejected
Page 64/166 www.dewesoft.com Doc-Version: 1.4.2
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