User`s manual

Operation Theory 63

ADLINK Technology Inc. PCI-9524

Table 4-5: Bipolar analog input ranges and

output digital codes for transducer input channels

Description Analog Input Range

AD Code

(Hex)

Count

(Decimal)

Full-scale Range ±200,000 µV

Least significant

bit (LSB)

0.0238 µV

FSR-1LSB 199,999 µV 7FFFFF 8388607

Midscale +1LSB 0.0238 µV 000001 1

Midscale 0 µV 000000 0

Midscale -1LSB -0.0238 µV FFFFFF -1

-FSR -200,000 µV 800000 -8388608

Table 4-6 presents valid input ranges and ideal transfer character-

istics for general purpose input channels, i.e. analog input chan-

nels 4 to 7.

Table 4-6: Bipolar analog input ranges and

AD codes for general purpose input channels

Description Bipolar Analog Input Range

Code

(Hex)

Count

(Decimal)

Full-scale

Range

±10V ±5V ±2.5V ±1.25V

Least

significant

bit

1.325µV 0.662µV 0.331µV 0.1656µV

FSR-1LSB 9.9999V 4.9999V 2.49999V 1.249999V 733332 7549746

Midscale

+1LSB

1.32µV 0.662µV 0.331µV 0.116µV 000001 1

Midscale 0V 0V 0V 0V 0 0

Midscale

-1LSB

-1.32µV -0.662µV -0.331µV -0.116µV FFFFFF -1

-FSR -10V -5V -2.5V -1.25V 8CCCCD -7549747