Rockwell-automation DeviceLogix System User Manual Manuale Utente Scaricare il pdf (Pagina 23)

Publication RA-UM003B-EN-P - February 2010 23

Navigate the Function Block Editor Interface Chapter 2

Function Block Instructions

The DeviceLogix Function Block Editor has several categories of

function block types:

•Process

•Filter

• Select/Limit

•Statistical

• Timer/Counter

•Compare

•Compute/Math

•Move/Logical

•Macro Block

Each function block type has the following tabs on its property pages:

• General tab - displays general information about this function

block instruction. You can also select the function data type (if

available) and input a comment for this block. Once any

changes have been applied, a sequence number is allocated for

this block.

• Parameter tab - Lists all of the parameters available for this

function block type. Preset data can be entered in all editable

fields. Once logic runs, the real-time value will be updated in

the Value column. Note the read-only data is grayed out and

cannot be edited.

Process Category

The Process category includes the following instruction types:

•Alarm

• Timing Diagnosis

•PID

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Rockwell-automation DeviceLogix System User Manual Manuale Utente Pagina 23