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ASCII Interface Module (AS311)
About This Manual
About This Manual
This manual explains the specifications and operations of the ASCII Interface Module
(AS311) for Programmable Controller T3. Read this manual carefully before using the
AS311 module.
Inside This Manual
This manual consists of six sections and an appendix as follows.
Section 1 Overview
Introduces The AS311. Outline of the function, applications and the external features are
provided in this section. Read this section at first to understand the general operation of
the AS311. The switch settings of this module are also explained in this section.
Section 2 Specifications
Provides the functional and the transmission specifications of the AS311. Refer to this
section to confirm the application limitations.
Section 3 Cable Connections
Provides the information for hardware preparations. The transmission cable connection
is explained in this section.
Section 4 Register Configuration
Explains the memory contents of the AS311. This information is important to interchange
data between T3 and AS311.
Section 5 Operation Procedure
Provides the information to design the T3 program for using the AS311. Some sample
programs are provided in this section. Read this section carefully for programming.
Section 6 RAS Information
Provides the helpful information for RAS (Reliability, Availability and Serviceability). Also,
lists the check points in case of unexpected operations.
Appendix
The specifications of READ and WRITE instructions are described. These instructions are
used for interchanging data between T3 and AS311.