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ABB AC500 PLC - Page 34

ABB AC500 PLC
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Programming languages - Instruction List (IL)
- Function Block Diagram (FBD)
- Ladder Diagram (LD)
- Sequential Function Chart (SFC)
- Structured Text (ST)
- Continuous Function Chart (CFC)
Cycle time for 1000 instructions
Binary 0.08 ms
Word 0.1 ms
Floating point 1.2 ms
Program execution
Cyclic Yes
Time-controlled Yes
Multitasking Yes
Interruption 1 interrupted with up or down edge detection
LEDs Power, Run, Error, Status of I/Os
RUN/STOP switch Yes
Protection of the user program by password Possible
Usable accessories MC503: Memory card
TA561-RTC: Real time clock
TA562-RS: Serial RS485
TA569-RS-ISO: Serial RS485 isolated
TA562-RS-RTC: Real time clock and serial
RS485
Serial interface COM1
Physical link Non-isolated RS-485
Baudrate Configurable from 1.2 to 187.5 kB/s (CAU-
TION: The interface can be damaged if the
signal exceeds the common mode range.)
Connection 9-pin D-sub female connector
Common mode range Typ. -8 V / +12 V
Usage - Programming port
- Modbus (master and slave)
- Serial ASCII communication
- CS31 (master only)
Max. cable length 50 m (with shielded cable)
Detailed data of
the interfaces
Device Specifications
Processor Modules > AC500-eCo
2019/04/173ADR010121, 13, en_US34

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