Specifications

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Allen-Bradley DF1 Driver Help

NB Word, Short Read/Write

TFT Word, Short Read/Write

TFN Word, Short Read/Write

ELE Word, Short Read/Write

SEL Word, Short Read/Write

TO Boolean Read/Write

CO Boolean Read/Write

EN Boolean Read/Write

RN Boolean Read/Write

EW Boolean Read/Write

ER Boolean Read/Write

DN Boolean Read/Write

ST Boolean Read/Write

BK Boolean Read/Write

The following file numbers and maximum element are allowed for each model.

Ranges

PLC Model File Number Max Element

Micrologix 3-255 255

All SLC NA NA

PLC5 * *

*For more information, refer to PLC5 Message.

Examples

Example Description

MG14:0.TO Ignore if timed out bit of MG 0 file 14.

MG18:6.CO Continue bit of MG 6 file 18.

PLC5 Message Files

Message files are a structured type whose data is accessed by specifying a file number, an element and a field.

The default data types are shown in bold.

Syntax Data Type Access

MG<file>:<element>.<field> Depends on field Depends on field

The following fields are allowed for each element. For the meaning of each field, refer to the PLC's documentation.

Element Field Data Type Access

ERR Short, Word Read/Write

RLEN Short, Word Read/Write

DLEN Short, Word Read/Write