Rockwell-automation 1797-IE8NF FLEX Ex 8 Input Analog, HART and Noise Manual do Utilizador descarregar pdf (Página 26)

26 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules

Publication

1797-5.5 - September 2011

Byte Order Configuration

Byte Order

Group B

Byte Order

Group A

Description

(1)

Bit 9 Bit 8 Bit 1 Bit 0

0 0 0 0 Little Endian Format (Default) = All data entries in true Little

Endian format.

1 0 1 0 Word Swap = Word swap only values requiring more then one

word,

for example: 32 bit float values.

0 1 0 1 Byte Swap (reserved for future implementation) = Byte swap all

words in data table.

1 1 1 1 Big Endian Format (reserved for future implementation) = All data

entries in true Big Endian format.

(1)

All other combinations are invalid. Values will Revert to the last valid configuration (in case of original

start-up this would be default configuration) and set module Diagnostic Status to "2" configuration

failure.

Digital Filter

frequency

Decimal

Value

Bits Digital Filter

frequency

Decimal

Value

Bits

2 1 0 2 1 0

10 9 8 10 9 8

0.5 Hz 7 0 0 0 10 Hz 3 1 0 0

1 Hz 6 0 0 1

Not applicable

(1)

2 1 0 1

2 Hz 5 0 1 0 Not applicable 1 1 1 0

4 Hz 4 0 1 1 Not applicable 0 1 1 1

(1)

Decimal Values 2, 1 and 0 are not applicable. Values will Revert to the last valid configuration (in case

of original start-up this would be default configuration) and set module Diagnostic Status to "2"

configuration failure.

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