Gantner e Series - 7 Specifications; Analog Inputs; Signal Conditioning

e.bloxx A6-2CF
SPECIFICATIONS
70 HB_EBLOXX-A62CF_E_V19.doc
Gantner Instruments Test & Measurement GmbH
7. SPECIFICATIONS
All following data are valid after a warm-up time of approx. 45 minutes.
7.1. Analog Inputs
Accuracy 0.05 % typical
0.1 % in controlled magnetic environment according to EN61326: 1997, appendix B
0.5 % in industrial area according to EN61326: 1997, appendix A
Carrier frequency 4,800 Hz
Connectable sensors Strain gauges, inductive, LVDT, piezo-resistive, potentiometer, half and full bridge,
single strain gauges with terminal e.bloxx B14
Connection technique with or without sense leads
Cable length max. 250 m
Repeatability 0.005 % typical (24 h)
Transducer excitation U
EXC
5.0 V
rms
2.5 V
rms
1.0 V
rms
Min. transducer resistance 350 Ω 175 Ω 70 Ω
Measuring range (dep. on U
Exc
)
Low ±2.5 mV/V ±5 mV/V ±12.5 mV/V
Medium ±50 mV/V ±100 mV/V ±250 mV/V
High ±250 mV/V ±500 mV/V ±1250 mV/V
Temperature influence in range low medium high
on zero (TC
0
) 10 µ V/V / 10 °K 20 µ V/V / 10 °K 50 µ V/V / 10 °K
on sensitivity (TC
C
) 0.05 % / 10 °K 0.05 % / 10 °K 0.05 % / 10 °K
Noise voltage in range
related to the input low medium high
at 0 ... 10 Hz 0.2 µ V/V 4 µ V/V 10 µ V/V
at 0 ... 1,000Hz 2 µ V/V 40 µ V/V 100 µ V/V
Long-time drift 1 µ V/V / 48 h
Common mode voltage 100 V permanent
Linearity deviation 0.02 % of final value
7.2. Signal Conditioning
Resolution ADC 19 bit
Conversion rate 5,000 samples/sec
Conversion method Sigma-Delta
Accuracy 19 bit
Real time performance
Signal conditioning 0.2 ms
Arithmetic 1 ms