Allen Bradley
Allen Bradley 1771-ES SLC 500 I/O Expander Module
Allen Bradley SLC 500 I/O Expander Module
● In Stock
12-Mo Warranty
Same-Day Dispatch
Ships Worldwide
🎖 Veteran-Owned
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12-month warranty
All units tested
Same-day dispatch
Order by 2pm CST
Worldwide delivery
US, EU, Asia, Middle East
Veteran-owned
CAGE: 9NK75
8-slot expansion
SLC 500 compatibility
5VDC backplane
1.2A backplane current
I/O expansion
Product description
The Allen Bradley 1771-ES is an 8-slot I/O expander module for the SLC 500 family of programmable logic controllers. It operates with a 5VDC backplane voltage and has a backplane current of 1.2A, allowing for the addition of more I/O points to a system.
This module is used in distributed control applications where additional I/O is needed at a remote location or to expand the capacity of an existing SLC 500 system in industries like manufacturing, material handling, and process control.
Stanlo Automation, your veteran-owned surplus distributor, offers the 1771-ES I/O expander module, providing a reliable and cost-effective solution to enhance your SLC 500 system's capabilities.
Technical specifications
| Slots | 8 |
| Voltage | 5VDC Backplane |
| Current | 1.2A Backplane |
| Series | SLC 500 |
Common applications
PLC Expansion
Distributed I/O
Manufacturing Automation
Material Handling
Process Control
Compatible systems
SLC 500 Series Controllers and Chassis
Also known as
Allen Bradley 1771 ES
SLC 500 I/O Expander
1771 ES Module
Replaces / compatible with
This module serves to expand the I/O capacity of SLC 500 systems and is compatible with various SLC 500 chassis.
Technical note
Expert tip
Requires a compatible SLC 500 controller and chassis to function as part of a complete automation system.What happens next?
1
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2
Account manager assigned
Confirms your part's spec and condition
3
Your quote delivered
Tailored to your specific requirements
Frequently asked questions
What is the backplane current rating of the Allen Bradley 1771-ES module?
The Allen Bradley 1771-ES I/O expander module has a backplane current rating of 1.2A at 5VDC, which is essential for powering the I/O modules connected to its 8 slots.