Rockwell Automation 1715-OF8I Redundant I/O System User Manual User Manual

Page 309

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Rockwell Automation Publication 1715-UM001C-EN-P - March 2014

309

I/O Tag Definitions

Appendix G

Table 80 - 8-channel Digital Output, Simplex, Input

Tag Name

Data Type

Definition

Fault

DINT, Binary

Module fault bit:

0 when a module is present and reporting valid data, OxFFF_FFFF when no

module is present, no Logix connection exits, or reported data is invalid.

ReadBack

SINT

Output channel read-back state, one bit per channel for channels 0…7:

0 = Off/de-energized
1 = On/energized

Status

DINT, bit-field

Redundancy and power status:
Bit

Name

Description

8

GroupFault

0 = Good

1 = Any channel or module faulted/failed

PtFault

SINT

Channel fault status; one bit per channel for channels 0 …7:

0 = Normal

1 = Pint is faulted/failed

NoLoad

SINT

No Load diagnostic status, one bit per channel for channels 0…7:

0 = Normal

1 = Indicates no load detected

ShortCircuit

SINT

Short Circuit diagnostic status, one bit per channel for 0…7 channels:

0 = Normal

1 = Indicates short circuit detected

Table 81 - 8-channel Digital Output, Duplex, Input

Tag Name

Data Type

Definition

Fault

DINT, Binary

Module fault bit:

0 when one module is present and reporting valid data, OxFFF_FFFF when no

modules are present, no Logix connection exists, or reported data is invalid.

ReadBack

SINT

Output channel read-back state, one bit per channel for channels 0…7:

0 = Off/de-energized

1 = On/energized

Status

DINT, bit-field

Redundancy and power status:
Bit

Name

Description

0

ModAFault

0 = Good
1 = Fault or module not present

1

ModBFault

0 = Good

1 = Fault or module not present

8

GroupFault

0 = Good

1 = Any channel or module faulted/failed

9

ModAGroupFault

0 = Good

1 = Any channel or module A faulted/failed

10

ModBGroupFault

0 = Good

1 = Any channel or Module B faulted/failed

PtFault

SINT

Channel fault status; one bit per channel for channels 0 …7:

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