Advantech PCI-1706U Manual de usuario descargar pdf (Pagina 30)

PCI-1706U User Manual 24

3.3.1 I/O Connector Signal Description

3.3.2 Analog Input Connections

3.3.2.1 Instant AI and Buffered AI Channel Connections

Figure 3.3 Differential input channel connection -

ground reference signal source

Signal Name Reference Direction Description

AI<0..7>+ AGND Input Analog positive input channels 0 through 7.

AI<0..7>- AGND Input Analog negative input channels 0 through 7.

AIGND, AOGND - Analog GND

AO0_VOUT

AO1_VOUT

AGND Input Analog voltage output channels 0/1

AO0_IOUT

AO1_IOUT

AGND Input Analog current output channels 0/1

DIO<0:15> DGND Inout

Digital inout channels, direction can be set by

software

DGND - Digital GND

CNT0_CLK

CNT1_CLK

DGND Input

Counter clock external Input. The clock input of

counter can be either external (1Hz to 10MHz) or

internal(20MHz), as set by software

CNT0_OUT

CNT1_OUT DGND Output Counter out

CNT0_GATE

CNT1_GATE DGND Input Counter gate

EXT_SCAN_CLK DGND Input

Scan clock external Input. The Scan clock input

can be external (up to 250K), internal (up to 10M)

EXT_CONV_CLK DGND Input

Convert clock external Input. The Convert clock

input can be external (up to 250K), internal (up to

10M)

EXT_AI_Tri DGND Input

AI Trigger external Input. The AI trigger input can

be external, Analog, software, as set by software

+12V DGND Output

+12 V

Source

+5V DGND Output

+5 V

Source

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Advantech PCI-1706U Manual de usuario Pagina 30

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