Measurement-computing CIO-DAS08-AOH Manuel d'utilisateur télécharger pdf (Page 23)

7 SPECIFICATIONS

Power consumption

+5V: 670 mA typical, 840 mA max

Analog input section

A/D converter type 574AJ

Resolution 12 bits

Number of channels 8 differential (configurable as quasi-differential via installation of SIP resistor)

Input Ranges

CIO-DAS08-AOH ±10V, ±5V, ±1V, ±0.5V , ±0.1V, ±0.05V, ±0.01V, ±0.005V, 0 to 10V, 0 to 1V, 0 to

0.1V, 0 to 0.01V software selectable

CIO-DAS08-AOL ±10V, ±5V, ±2.5V, ±1.25V, ±0.625V, 0 to 10V, 0 to 5V, 0 to 2.5V, 0 to 1.25V

software selectable

CIO-DAS08-AOM ±10V, ±5V, ±0.5V, ±0.05V, ±0.01V, 0 to 10V, 0 to 1V, 0 to 0.1V, 0 to 0.01V

software selectable

Polarity Unipolar/Bipolar, software selectable

A/D pacing Internal counter or external source (Interrupt Input, jumper selectable, rising edge) or

software polled

A/D Trigger sources External hardware/software (Digital In 1)

Data transfer Interrupt or software polled

DMA None

A/D conversion time 25 µs

Throughput 20 KHz, PC dependent

Accuracy ±0.01% of reading ±1 LSB

±0.05% of full scale

Differential Linearity error ±1 LSB

Integral Linearity error ±0.5 LSB

No missing codes guaranteed 12 bits

Gain drift (A/D specs) ±25 ppm/°C

Zero drift (A/D specs) ±10 µV/°C

Common Mode Range ±10V

CMRR 72 dB

Input leakage current (@25 Deg C) 100 nA

Input impedance 10 Meg Ohms min

Absolute maximum input voltage ±35V

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Measurement-computing CIO-DAS08-AOH Manuel d'utilisateur Page 23