SIRIUS®
5.20 HS-LV / HS-LV+
5.20.1 HS-LV Specifications
Inputs Voltage, current (ext. Shunt)
ADC Type
16bit SAR with 100kHz 5
th
order analogue AAF filter or bypass (5.2.1 SIRIUS® Dual Core series: High
Dynamic (up to 160 dB) page 49)
Sampling Rate Simultaneous 1MS/sec
Analogue bandwidth
1
1 MHz
Voltage ranges 11 ranges: ±100, 50, 20, 10, 5, 2, 1, 0.5, 0.2, 01 and 0.05 Volt
Input Accuracy Signal frequency Accuracy
DC ±0.05% of reading ±0.02% of range ±100 µV (2mV for Ranges ≥ 10Volt)
Up to 10 kHz ±0.1% of reading ±0.05% of range
Up to 100 kHz ±2% of reading ±0.1% of range
Up to 500 kHz ±10% of reading ±0.5% of range
Offset accuracy after Balance Amplifier Range < 10 V: ±0.002% of range ±3 µV; Range ≥ 10 V: ±0.005% of range
Typ. SNR 100 Volt 5 Volt 0.5 Volt 0.05 Volt
BW: 1 MHz 85 dB 86 dB 78 dB 59 dB
BW: 100 kHz 88 dB 88 dB 87 dB 76 dB
BW: 10 kHz > 100dB > 100dB 95 dB 86 dB
Typ. CMR 100 Volt 5 Volt 0.5 Volt 0.05 Volt
50 Hz 70 dB 88 dB 102 dB 102 dB
400 Hz 70 dB 86 dB 100 dB 100 dB
10 kHz 55 dB 70 dB 80 dB 80 dB
Gain Drift Typical 10 ppm/K, max. 30 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° (5 V Range)
Channel Cross talk Range < 10 V: 120 dB @ 10kHz; Range ≥ 10 V: 95 dB @ 10kHz
Input Coupling
2
DC, AC 1 Hz (3 Hz, 10 Hz per SW)
Input Impedance Range < 10 V: 10 MΩ; Range ≥ 10 V: 1 MΩ between INx to GND
Overvoltage Protection Range < 10 V: 100V (200 V peak for 10msec); Range ≥ 10 V: 300 V cont.
Digital lo pass Filter
Filter characteristic Butterworth, Bessel or Chebyshev
Filter order 2
nd
, 4
th
or 8
th
Ratio Sample rate to Filter Freq. From 2 to 1000
Topology Cascaded IIR Filter (up to 4 sections)
Excitation Voltage Unipolar or Bipolar Software selectable (programmable with 16 Bit)
Excitation Level unipolar 0 .. 24 Volt; Predefined levels: 1, 2.5, 5, 10, 12, 15, 20 and 24 V
DC
Exication 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 (bipolar) <0.01%
Current limit 200mA (2 Watt max. per Channel, 12 Watt max. per Slice)
Protection Continuous short to ground
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, gear tooth sensor
Input level compatibility CMOS, LVTTL
Input protection Up to ±25Volt
Alarm output Open collector, max. 100mA/30Volt
Sensor supply 5V/100mA; 12V/50mA
Table 31: SIRIUS-HS-LV specifications
1 Bandwidth of ranges ≤0.2 Volt is limited to 800 kHz
2 In- must be within ±10V referred to GND(iso); for Ranges ≥ 10 V the DC value of In- is not rejected
Page 116/166 www.dewesoft.com Doc-Version: 1.4.2
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