ProSoft Technology MVI69-DFNT User Manual
Page 157

MVI69-DFNT ♦ CompactLogix or MicroLogix Platform
Reference
EtherNet/IP Client/Server Communication Module
User Manual
ProSoft Technology, Inc.
Page 157 of 167
May 14, 2014
5.8.13 Function Code #502 - Protected Typed Logical Read (Three
Address Fields)
Column
Parameter
Description
Parameter
1
Enable/Type Word
0=Disabled and 1=Continuous.
2
Virtual Database Address
This parameter defines the database address of the first
data point to be associated with the command.
3
Poll Interval
Minimum number of seconds to wait before polling with
this command.
4
Count
Number of data word values to be considered by the
function.
5
Swap Type Code
Swap type code for command: 0=None, 1=Swap words,
2=Swap words & bytes and 3=swap bytes in each word.
6
Node Address
Address of unit to reach on the data highway.
7
Slot Number
Processor slot number in Control/CompactLogix rack.
Use -1 for PLC5 & SLC processors.
8
Function Code = 502
Logical Read Command
9
File Type
SLC file type letter as used in file name string. Valid
values for the system are N, S, F, A, ….
P1
10
File Number
SLC file number to be associated with the command.
P2
11
Element Number
The parameter defines the element in the file where
write operation will start.
P3
12
Sub-Element Number
This parameter defines the sub-element for the
command. Refer to the AB documentation for a list of
valid sub-element codes.
P4
This function reads one or more words of data from a PLC data table. This
function should work on the following devices: SLC 500, SLC 5/03 and SLC 5/04.