Home › Manufacturers › Allen Bradley › 1747-L533

Allen Bradley

Allen Bradley 1747-L533 SLC 5/03 Processor

Allen Bradley 1747-L533 SLC 5/03 Processor with 32K memory.

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

In Stock — Ready to Ship

ManufacturerAllen Bradley

Part number1747-L533

User Memory 32,000 Words

I/O Points 4096 Input, 4096 Output

Scan Time (Program) 1 ms

Scan Time (I/O) 0.225 ms

Get a price for 1747-L533

Response within 1 business hour

🛡

12-month warranty

All units tested

⚡

Same-day dispatch

Order by 2pm CST

🌐

Worldwide delivery

US, EU, Asia, Middle East

🎖

Veteran-owned

CAGE: 9NK75

32K User Memory 4096 I/O Capacity DH-485 & RS-232 Communication Online Programming Built-in Real-time Clock Flash Backup Memory

Product description

The Allen-Bradley 1747-L533 is an SLC 5/03 processor, a key component of the SLC 500 system. It offers 32,000 words of user memory (28K for data/program, 4K for data) and supports up to 4096 inputs and 4096 outputs. With a program scan time of 1 ms and I/O scan time of 0.225 ms, it's suitable for various applications, from small process control to material handling and HVAC.

This processor is ideal for standalone or distributed control systems, including SCADA applications. It features a PLC-5 processor-based instruction set, online programming capabilities, flash memory upgrades, floating-point math, a built-in real-time clock, and communication ports for DH-485 and RS-232, allowing connection to converters like the 1761-NET-AIC.

Stanlo Automation is your trusted source for surplus Allen-Bradley parts like the 1747-L533. We provide reliable industrial automation components, ensuring quality and availability for your critical projects.

Technical specifications

User Memory	32,000 Words
I/O Points	4096 Input, 4096 Output
Scan Time (Program)	1 ms
Scan Time (I/O)	0.225 ms
Communication	DH-485, RS-232
Backplane Current	500 mA @ 5V DC, 175 mA @ 24V DC
Voltage	5V DC (Backplane), 24V DC (Auxiliary)

Common applications

Small Process Control

Material Handling

HVAC Control

SCADA Systems

Machine Automation

Standalone Control

Compatible systems

SLC 500 Chassis, 1747-AIC Converters, DH-485 Network

Also known as

Allen Bradley SLC 500 5/03 AB 1747-L533 SLC 5/03 CPU

Replaces / compatible with

The 1747-L533 is a direct replacement for other SLC 5/03 processors and can be part of an upgrade path from older SLC models.

Technical note

Expert tip

Ensure the 1747-CP3 programming cable is used for direct connection to the RS-232 port for programming and troubleshooting.

What happens next?

Email confirmation

Immediate receipt acknowledgment sent to you

Account manager assigned

Confirms your part's spec and condition

Your quote delivered

Tailored to your specific requirements

Frequently asked questions

What is the user memory capacity of the Allen Bradley 1747-L533 SLC 5/03 processor?

The Allen Bradley 1747-L533 SLC 5/03 processor has a total user memory of 32,000 words. This memory is allocated as 28,000 words for data and program storage, and an additional 4,000 words dedicated solely for data.