Allen Bradley 1747-L531 SLC 500 Modular Processor (CPU)

FAQ

Q1: What is the 1747-L531 used for?
It is a modular CPU used in SLC 500 systems to execute control logic and manage distributed I/O.

Q2: Which processor family does it belong to?
It belongs to the SLC 5/03 series.

Q3: What is the memory capacity of this processor?
It provides 8 K words of user memory with battery-backed RAM.

Q4: What communication interfaces are available?
It includes DH-485 and RS-232 ports for industrial networking and programming.

Q5: What is the processing performance like?
Typical program scan time is about 1 ms per 1 K instructions, suitable for mid-range control tasks.

Q6: How many I/O points can it support?
It supports up to 4096 discrete I/O points depending on system configuration.

Q7: What are the physical dimensions and weight?
Approximate size is 150 × 150 × 50 mm, with a weight of about 0.5 kg.

Q8: Is the 1747-L531 still in production?
No, it is part of the legacy SLC 500 platform and has been discontinued.

1747-L531 Allen Bradley

We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.

For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.

Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.