Rockwell Automation 1769-L23E-QB1B_L23E-QBFC1B_L23-QBFC1B CompactLogix Packaged Controllers Quick Start and User Manual User Manual

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Publication IASIMP-QS010B-EN-P - October 2009

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Embedded I/O Chapter 3

Local:4:O.CtrXZInvert

Use this tag to control the Z inputs of counter X when the ZInhibit tag for the same
counter is set.

A 0 value in this ZInvert tag causes the Z input value to be 0. A 1 value in this
ZInvert tag causes the Z input value to be 1.

Local:4:O.CtrXZInhibit

Use this tag to control the counter X Z input source.

A 0 value in this ZInhibit tag allows HSC input to control the Z input. A 1 value in
this ZInhibit tag allows the controller (that is, the value of the ZInvert tag) to control
the Z input.

Local:4:O.CtrResetRisingEdgeZ

Use this tag value to clear the latched rising edge of the Z input for counter X (that
is, the CtrXRisingEdgeZ tag value).

The value of this CTRResetRisingEdgeZ tag must transition from 0 to 1 in order to
clear the CtrXRisingEdgeZ tag value.

Local:4:O.CtrXResetCtrPresetWarning

Use this tag to clear the CtrXPresetWarning tag (located in the CtrXStatus array).

To clear the CtrXPresetWarning tag, this tag value must transition from 0 to 1.

Local:4:O.Range0To3

Range control tags. Use these tags to specify the behavior of the ranges when
using range output control of the counters.

(3)

Local:4:O.Range0To3[X]

Range control tags specific to range X.

Local:4:O.Range0To3[X].HiLimOrDirWr

When range X’s LoadDirectWrite tag is set to 0, this tag contains the range X High
Limit value used in the range comparison.

When the LoadDirectWrite tag (located within tag Range0To3[X].Config) transitions
from 0 to 1, this tag value is written to counter X's current count.

Local:4:O.Range0To3[X].LowLimit

When range X’s LoadDirectWrite tag is set to 0, this tag contains the range X Low
Limit value used in the range comparison.

When the LoadDirectWrite tag (located within tag Range0To3[X].Config) is set to 0
to 1, this tag value is not used.

Local:4:O.Range0To3[X].OutputControl

Use this tag to designate the HSC outputs (real and virtual) that are to be turned ON
when the range comparison results in range X are active.

Each output that has 1 specified in these tags is turned ON when the range X
comparison result is active.

(4)

Local:4:O.Range0To3[X].Config

Use the tags in this Config group to configure range X parameters.

Local:4:O.Range0To3[X].ToThisCounter_0

Use this tag value (along with the next tag - this is two-bit control field) to indicate
the counter to be used by range X in its range comparison.

HSC Tag Descriptions

Tag Name

Description

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