Agilent Technologies U2802A Manuel d'utilisateur télécharger pdf (Page 11)

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USB DAQ, U2100A DIO

Quick comparison: Standalone digital input and output modules

U2121A DIO Module

U2122A digital input

module

U2123A digital output

module

Digital I/O

Number of lines 16 input, 16 output 32 input 32 output

Input characteristics

Input voltage 0 to 24 V 0 to 24 V n/a

Input logic voltage (low/high) < 1.3 V / > 3.5 V < 1.3 V / > 3.5 V n/a

Input propagation delay 100 μs (opto-isolator) 100 μs (opto-isolator) n/a

Output characteristics

Output load voltage

(maximum)

24 V n/a 24 V

Output low voltage 1.2 V n/a 1.2 V

Output propagation delay 100 μs (opto-isolator) n/a 100 μs (opto-isolator)

Other features

Device type Software timed Software timed Software timed

Operating capabilities • Programmable

power-up states

• Watchdog timer

• Edge detection

• Digital filter

• Edge detection

• Digital filter

• Programmable

power-up states

• Watchdog timer

Set digital inputs and observe the status of outputs easily.

Control up to five RF switches and configure the

watchdog timer, edge detection and digital filter

applications using the RF Switch Driver Application

software.

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Agilent Technologies U2802A Manuel d'utilisateur Page 11