2.1 Specifications
2.1.3 Function Lists
2-4
2.1.3 Function Lists
( 1 ) PLC Function Specifications
The following table shows the PLC function specifications.
* For details on optional functions, refer to Appendix H Optional Functions.
Item Specifications
Control Method
Sequence: High-speed and low-speed scan methods
Programming
Language
Ladder diagram: Relay circuit
Text-type language: Numeric operations, logic operations, etc.
Scan
Two scan levels: High-speed scan and low-speed scan
High-speed scan time setting: 0.5 to 32 ms (Integral multiple of MECHATROLINK communi-
cation cycle)
Low-speed scan time setting: 2 to 300 ms (Integral multiple of MECHATROLINK communi-
cation cycle)
User Drawings,
Functions and Motion
Programs
Startup drawings (DWG.A):
Interrupt processing drawings
(DWG.I):
High-speed scan process drawings
(DWG.H):
Low-speed scan process drawings
(DWG.L):
Number of steps:
User functions:
Motion programs and sequence programs:
64 drawings max. Up to three hierarchical drawing
levels
64 drawings max. Up to three hierarchical drawing
levels
200 drawings max. Up to three hierarchical drawing
levels
500 drawings max. Up to three hierarchical drawing
levels
Up to 1,000 steps per drawing
Up to 500 functions
A total of up to 256
Revision history of drawings and motion programs
Security function for drawings and motion programs
Data Memory
Common data (M) registers:
System (S) registers:
Drawing local (D) registers:
Drawing constant (#) registers:
Input (I) registers:
Output (O) registers:
Constant (C) registers:
64 kwords
8 kwords
Up to 16 kwords per drawing
Up to 16 kwords per drawing
32 kwords (including internal input registers)
32 kwords (including internal output registers)
16 kwords
Trace Memory
Data trace: 128 kwords (32 kwords × 4 groups), 16 points defined
Memory Backup
Program memory: Flash memory: 8 MB (User area: 5.5 MB) definition files,
ladder programs, motion programs, etc.
Data other than battery backup data
Data memory: Battery backup: 512 KB, M registers, S registers, alarm history, trace data
Data Types
Bit (relay): 0: OFF/1: ON
Integer: −32768 to +32767
Double-length integer: −2147483648 to +2147483647
Real number: ± (1.175E-38 to 3.402E+38)
Register Designation
Method
Register number: Direct designation of register number
Symbolic designation: Up to 8 alphanumeric characters (up to 200 symbols per drawing)
With automatic number or symbol assignment
Instructions
Program control instructions: 14 instructions
Direct I/O instructions: 2 instructions
Relay circuit instructions: 14 instructions (including set and reset coils)
Logic operation instructions: 3 instructions
Numeric operation instructions: 16 instructions
Numeric conversion instructions: 9 instructions
Numeric comparison instructions: 7 instructions
Data manipulation instructions: 14 instructions
Basic function instructions: 10 instructions
Table data manipulation instructions: 11 instructions
DDC instructions: 13 instructions
System functions: 9 instructions
Optional Functions*
Clearing D registers at startup
Security
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