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IOLITE® 

TECHNICAL REFERENCE MANUAL 



5.6.1. STG: Speciﬁcations 

Analog inputs - Voltage 

Input type 

Voltage 

Full / half / quarter bridge strain 

Current 

Potentiometer 

Number of channels 

6 

ADC Type 

24-bit SAR with anti-aliasing ﬁlter 

Sampling Rate 

Simultaneous 20 kS/sec per channel (software-selectable) 

Voltage Ranges 

±50 V 

±10 V 

±1 V 

±100 mV 

Input Accuracy 

±0.03 % of reading, ±0.02 % of range, ±0.1 mV 

Typical Dynamic Range 

@ 10 kS 

-100 dB 

-110 dB 

-130 dB 

-145 dB 

Typical Noise ﬂoor @ 10 

kS 

-103 dB 

-97 dB 

-103 dB 

-94 dB 

Typical CMR @ 400 Hz / 1 

kHz 

71 dB / 66 dB 

72 dB / 66 dB 

96 dB / 88 dB 

96 dB / 87 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% 

Input Coupling 

DC, AC 1Hz 

Input Impedance 

1 MΩ 

20 MΩ 

Overvoltage Protection 

In+ to In-: 50 V continuous, 200 V peak (10 msec) 

Analog inputs - Current 

Current ranges 

20 mA 

2 mA 

Input Accuracy 

±0.03 % of reading, ±0.02 % of range, ±2.1 μA 

Internal Shunt Resistor 

50 Ω 

Analog input performance 

Bandwidth (-3 dB) 

0.49*fs 

Alias-free Bandwidth 

DC to 0.453*fs 

Alias Rejection 

-100 dB (all sample rates) 

Delay Through ADC 

37 / fs 

Oversampling 

32 

Excitation Voltage 

Free programmable (16-bit DAC) 

Predeﬁned Levels 

Bipolar: 0, 1, 2, 5, 10 and 12 VDC 

Unipolar: 0, 2, 5, 10, 15, 24 VDC 

Accuracy 

±0.05 % ±2 mV 

Drift 

±50 ppm/K ±100 μV/K 

Stability 10 % to 90 % 

Load 

< 0.01 % 

Current Limit 

42 mA (550 mW max. power) 

Protection 

Continuous short to ground 

Excitation Current 

Excitation Voltage 

Free programmable (16-bit DAC) 

IOLITE® V20-1 74 / 101  

Brand	DEWESOFT
Model	IOLITE Series
Category	Control Systems
Language	English

DEWESOFT IOLITE Series User Manual

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DEWESOFT IOLITE Series Specifications

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