Vision 230/260/280 User Guide
8
Data Type Symbol Data Type Symbol
Memory Bits (coils):
2048
MB
Timers:
192, 32 bit
T
Memory Integers (registers):
1600, 16 bit
MI
Counters:
24
C
Memory Long Integers:
256, 32 bit
ML
Inputs:
544
I
Double Word (unsigned):
64, 32 bit
DW
Outputs:
544
O
Memory Floats:
24
MF
System data types, listed below, are linked to certain values or controller functions and are
reserved for use by the system. Some of them are available for use in your program. See
“Appendix A: System Data Types,” page 31.
Data Type Symbol Data Type Symbol
System Bits:
512
SB
System Long Integers:
64, 32 bit
SL
System Integers:
512, 16 bit
SI
System Double Word:
64, 32 bit
SDW
Vision controllers also contain Data Tables, which may be used to store data or contain pre-
programmed recipe parameters. Data Tables can occupy up to 120K(RAM)/64K (Flash).
Safety Guidelines
• Failure to comply with appropriate safety guidelines can result
in severe personal injury or property damage. Always exercise
proper caution when working with electrical equipment.
• Check the user program before running it.
• Do not attempt to use the controller with voltage exceeding
permissible levels. Permissible voltage levels are listed in the
technical specifications provided in Appendix B.
• Install an external circuit breaker and take all appropriate
safety measures against short-circuiting in external wiring.
Caution
• Ascertain that terminal blocks are properly secured in place.