Allen Bradley 1768-L43 CompactLogix programmable logic controller (PLC)

FAQ

Q1. What is the 1768‑L43 used for?
It is a CompactLogix controller PLC used for industrial control and automation tasks.

Q2. How much memory does the L43 controller have?
It has 2 MB of integrated user memory.

Q3. What communication interface is included?
It includes one isolated RS‑232 serial port for programming and communication.

Q4. How many I/O modules can be supported?
It supports up to 2 CompactLogix modules and up to 16 1769 I/O modules on the backplane.

Q5. What are the operating temperature limits?
The controller operates between 0 °C and 60 °C.

Q6. What are the physical dimensions and weight of the controller?
Dimensions are approximately 131.1 mm × 56.4 mm × 121.1 mm, and weight is ~0.34 kg.

Q7. Is the 1768‑L43 still produced by Rockwell Automation?
No, this model has been officially discontinued as of June 30, 2020.

Q8. What types of programming languages does the controller support?
It supports Ladder Logic, Structured Text, Function Block, and Sequential Function Chart programming.

1768-L43 Allen Bradley

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