DEWESOFT IOLITE User Manual

IOLITE®
TECHNICAL REFERENCE MANUAL
5.6.1. STGS: Specifications
Analog inputs
Input type
Voltage Full / half / quarter bridge strain (3-wire)
Number of channels
8
ADC Type
24-bit SAR with anti-aliasing filter
Sampling Rate
Simultaneous 20 kS/sec per channel (software-selectable)
Voltage Ranges
±1 V
±100 mV
±20 mV
Input Accuracy
±0.03 % of reading, ±0.02 % of range, ±0.1 mV
Typical Noise floor @ 10 kS/s / 1
kS/s / 100 S/s
-107 / -114 / -122 dB
-99 / -107 / -117 dB
-87 / -96 / -108 dB
Typical Dynamic Range @ 10
kS/s / 1 kS/s / 100 S/s
-108 dB / /
-100 dB / /
-113 dB / /
Typ. Crosstalk @ 1 kHz
-120 dB
-126 dB
-114 dB
Typ. CMR @ 50 Hz / 400 Hz / 1
kHz
84 / 85 / 76 dB
108 / 104 / 99 dB
118 / 117 / 113 dB
Gain Drift
Typical 10 ppm/K (max. 20 ppm/K)
Offset Drift
Typical 0.03 μV/K + 2.5 ppm of range/K, max 0.1 μV/K + 9 ppm of range/K
Gain Linearity
< 0.02 %
Input Coupling
DC
Analog input performance
Bandwidth (-3 dB)
0.433*fs (Sinc5 filter 0.204*fs)
Alias-free Bandwidth
DC to 0.499*fs
Alias Rejection
-105 dB (all sample rates)
Delay Through ADC
34 / fs (Sinc5 filter 3 / fs)
Oversampling
128
Excitation Voltage
Excitation Voltage
1 V, 2 V, 5 V
Current Limit
42 mA
Protection
Continuous short to ground
Bridge measurement
Bridge Connection Types
full bridge strain, ½ bridge strain, ¼ bridge strain (3-wire)
Ranges
2 mV/V, 20 mV/V, 200 mV/V (2 mV/V ... 1000 mV/V free programmable)
Internal Bridge Completion
½ bridge 1 kΩ, ¼ bridge 120Ω and 350 Ω
Bridge Completion Accuracy
0.05 %; TCR: 5 ppm/K (others on request)
Internal Shunt Resistor
100 kΩ software selecteable to SNS+ or SNS- and In+ or In-
Shunt Resistor Accuracy
0.05 %; TCR: 10 ppm/K (others on request)
Input Short, Sensor Offset
Adjust
Software-selectable
Additional Specifications
Input connectors
Terminal block, D-SUB37, D-SUB9 Micro-D
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DEWESOFT IOLITE Specifications

General

Brand	DEWESOFT
Model	IOLITE
Category	Industrial Equipment
Language	English