Rockwell Automation DeviceLogix System User Manual - Manual (Page 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