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About This Manual
This user’s manual primarily describes entire functions, installation, and programming of the FC4A
MicroSmart
CPU and
all other modules. Also included are powerful communications of the
MicroSmart
and troubleshooting procedures.
C
HAPTER 1: GENERAL INFORMATION
General information about the MicroSmart, features, brief description on special functions, and various system setup con-
figurations for communication.
CHAPTER 2: MODULE SPECIFICATIONS
Specifications of CPU, input, output, mixed I/O, analog I/O, and other optional modules.
CHAPTER 3: INSTALLATION AND WIRING
Methods and precautions for installing and wiring the MicroSmart modules.
CHAPTER 4: OPERATION BASICS
General information about setting up the basic MicroSmart system for programming, starting and stopping MicroSmart
operation, and simple operating procedures from creating a user program using WindLDR on a PC to monitoring the
MicroSmart operation.
CHAPTER 5: SPECIAL FUNCTIONS
Stop/reset inputs, run/stop selection at memory backup error, keep designation for internal relays, shift registers, counters,
and data registers. Also included are high-speed counter, catch input, interrupt input, timer interrupt, input filter, user pro-
gram read/write protection, constant scan time, partial program download, and many more special functions.
CHAPTER 6: ALLOCATION NUMBERS
Allocation numbers available for the MicroSmart CPU modules to program basic and advanced instructions. Special inter-
nal relays and special data registers are also described.
CHAPTER 7: BASIC INSTRUCTIONS
Programming of the basic instructions, available operands, and sample programs.
CHAPTER 8: ADVANCED INSTRUCTIONS
General rules of using advanced instructions, terms, data types, and formats used for advanced instructions.
CHAPTER 9 THROUGH CHAPTER 23:
Detailed descriptions on advanced instructions grouped into 15 chapters.
CHAPTER 24 THROUGH CHAPTER 28:
Analog I/O control and various communication functions such as data link, computer link, modem mode, and AS-Inter-
face.
CHAPTER 29: TROUBLESHOOTING
Procedures to determine the cause of trouble and actions to be taken when any trouble occurs while operating the Micro-
Smart
.
APPENDIX
Additional information about execution times for instructions, I/O delay time, and MicroSmart type list.
INDEX
Alphabetical listing of key words.
Under no circumstances shall IDEC Corporation be held liable or responsible for indirect or consequential damages resulting
from the use of or the application of IDEC PLC components, individually or in combination with other equipment.
All persons using these components must be willing to accept responsibility for choosing the correct component to suit their
application and for choosing an application appropriate for the component, individually or in combination with other equipment.
All diagrams and examples in this manual are for illustrative purposes only. In no way does including these diagrams and exam-
ples in this manual constitute a guarantee as to their suitability for any specific application. To test and approve all programs,
prior to installation, is the responsibility of the end user.
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