
Overview of the DL40 Plus
This chapter covers the following topics.
Section Page
Available Configurations 1–1
Message Support 1–3
Programming Features 1–4
Operating Modes 1–11
Special Messages 1–13
Controller Support for Remote I/O 1–14
Available Catalog Numbers 1–15
Compatible Keyboards 1–16
Options and Accessories 1–16
Repair Parts 1–16
The DL40 Plus is available in a 2- or 4-line configuration (capable of
displaying 20 characters per line) with either Remote I/O or Parallel
port communication options.
Remote I/O Version
The Remote I/O version enables two-way communications with the
Allen-Bradley family of PLCs and SLCs. A remote I/O version of
the DL40 Plus can appear to the PLC or SLC as any size I/O rack
(
1
/
4,
1
/
2
,
3
/
4
, or full).
Parallel Port Version
The Parallel Port version receives message number triggers, slave
addresses, and variable data from a PLC or SLC output module via
16 data lines and 4 strobe lines (indicating the type of data).
Chapter Objectives
Available Configurations
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