Rockwell Automation AADvance Controller Configuration Guide User Manual

Page 118

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5-20

Document: 553633
ICSTT-RM405f-EN-P

Issue 07

Configuration Guide (AADvance Controller)


T9K_DI_COMPACT and T9K_DI_FULL (Digital Inputs)

The two data structures for digital input channels (T9K_DI_COMPACT and

T9K_DI_FULL) provide the elements detailed in the tables.

Table 6:

T9K_DI_COMPACT Structure for Digital Inputs

Identifier

Type

Description

Remarks

<tagname>.DI

BOOL

Input state

TRUE: input voltage above threshold T6

FALSE: input voltage below threshold T5

<tagname>.LF

BOOL

Line fault

TRUE: input voltage above threshold T8;

between T5 and T4; or below T1

FALSE: input voltage between thresholds T2
and T3; or between T6 and T7

<tagname>.DIS

BOOL

Discrepancy

TRUE: there is a discrepancy in voltage greater

than 20% between the channels of two or
three modules in a redundant configuration (†)

Table 7:

T9K_DI_FULL Structure for Digital Inputs

Identifier

Type

Description

Remarks

<tagname>.DI

BOOL

Input state

TRUE: input voltage above threshold T6

FALSE: input voltage below threshold T5

<tagname>.LF

BOOL

Line fault

TRUE: input voltage above threshold T8;
between T5 and T4; or below T1

FALSE: input voltage between thresholds T2

and T3; or between T6 and T7

<tagname>.DIS

BOOL

Discrepancy

TRUE: there is a discrepancy in voltage greater
than 8% (of 24V) between the channels of two

or three modules in a redundant configuration
(†)

<tagname>.CF

BOOL

Channel fault

TRUE: module diagnostics detect a fault in the
channel electronics or firmware (state = 7)

<tagname>.V

UINT

Voltage

Reports the channel voltage in units of
millivolts and with an accuracy of ± 500mV
(††)

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