The ABB AX521-XC:S500 is a robust analog input/output module designed for seamless integration with ABB AC500 PLC systems. Engineered to withstand extreme conditions, this 4AI/4AO module ensures reliable signal acquisition and control in demanding industrial environments.
This module offers a dependable solution for challenging applications where precision and durability are paramount. Its 12-bit signed resolution provides accurate signal processing, while the support for Universal (U), Current (I), and Resistance Temperature Detector (RTD) inputs offers flexibility for a wide range of sensor types. The rugged design ensures consistent performance even in harsh conditions, minimizing downtime and maximizing productivity.
Key Features
4 Analog Inputs / 4 Analog Outputs (4AI/4AO)
12-bit Signed Resolution
Universal (U), Current (I), and RTD Input Support
24VDC Operating Voltage
2/3-Wire Connection
Rugged Design for Extreme Environments
Compatible with ABB AC500 PLC Systems
Applications
Outdoor Monitoring and Control Systems
Harsh Industrial Environments
Process Automation
Remote Data Acquisition
Factory Automation
Frequently Asked Questions
The AX521-XC:S500 is specifically designed for ABB's AC500 PLC system.
This module is built to withstand a range of harsh conditions, including wide temperature variations, high humidity, and vibration, making it suitable for demanding industrial settings.
The module supports both 2-wire and 3-wire connection configurations for flexibility in your application.
Technical Specifications
Part Number
AX521-XC:S500
Input Type
Universal (U), Current (I), RTD
Output Type
Analog
Resolution
12-bit Signed
Operating Voltage
24VDC
Connection Type
2/3-Wire
HS Code
85389091
Country of Manufacture
Germany
Part Number
AX521-XC:S500
Input Type
Universal (U), Current (I), RTD
Output Type
Analog
Resolution
12-bit Signed
Operating Voltage
24VDC
Connection Type
2/3-Wire
HS Code
85389091
Country of Manufacture
Germany
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
Trusted Manfacturers
● frequently asked questions
Common questions about our products and support
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
What product ranges do you supply
We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
Can you help specify the correct part?
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Do you have stock for urgent orders?
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What are your delivery times and costs?
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What about warranties, returns and faulty items?
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...