Brand:Schneider PLC Item No.:SR3XT141BD Product Origin:France Product Dimensions:108 × 7.2 × 7.2 mm Product Weight:0.36 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Schneider SR3XT141BD Discrete I/O Extension Module is a dedicated expansion accessory from the Zelio Logic family, developed to increase the available digital inputs and outputs of modular smart relay systems. Featuring 14 additional I/O points with 8 discrete inputs and 6 relay outputs, it provides an effective solution for extending compact automation applications.
Designed for OEM manufacturers, machine builders, and industrial automation engineers, the SR3XT141BD delivers a practical balance of flexibility, reliability, and space efficiency. Its modular design simplifies control cabinet expansion while maintaining compatibility with existing Zelio Logic smart relay installations.
Technical Specifications
Parameter
Specification
Brand
Schneider Electric
Model Number
SR3XT141BD
Product Type
Discrete I/O Extension Module
Product Range
Zelio Logic
Module Type
Digital Input/Output Expansion Module
Compatible Controllers
Zelio Logic SR2 / SR3 Smart Relay
Supply Voltage
24 V DC
Supply Voltage Range
19.2...30 V DC
Total I/O Points
14
Digital Inputs
8
Input Type
Discrete Resistive Input
Digital Outputs
6
Output Type
Relay Output
Relay Contact Type
Normally Open (NO)
Programming Method
Controlled through Zelio Logic Smart Relay
Program Memory Backup
EEPROM Flash Memory
Backup Duration
Up to 10 years at 25°C
Mounting Type
DIN Rail Mounting
Protection Function
Reverse Polarity Protection
Operating Temperature
-20...55°C
Protection Rating
IP20
Dimensions (W × H × D)
72 × 90 × 59.5 mm
Weight
Approx. 220 g
Recommended Companion Models
Model
Product Name
SR3B261BD
Schneider Zelio Logic Modular Smart Relay Module
SR3B262BD
Schneider Zelio Logic Modular Smart Relay Module
SR3NET01BD
Schneider Zelio Logic Ethernet Communication Module
Schneider Zelio Logic Communication Interface Module
SR2MEM02
Schneider Zelio Logic EEPROM Memory Module
Where It Excels in Industrial Use
• Smart Relay System Expansion
The SR3XT141BD is designed to increase the I/O capacity of Zelio Logic smart relay systems, providing additional digital control points for automation applications that require more flexible field connections.
• Machine Automation Upgrades
Ideal for compact machinery, OEM equipment, and standalone automation systems, the module allows engineers to expand existing control solutions without replacing the main smart relay unit.
• Building Automation Control
Suitable for lighting systems, HVAC equipment, access control, and facility management applications where additional digital inputs and relay outputs are required.
• Industrial Equipment Integration
Provides a practical solution for extending sensor and actuator connections in control cabinets while maintaining the compact design of the Zelio Logic platform.
Key Strengths at a Glance
• 14-Point Digital Expansion Capability
The SR3XT141BD provides 14 additional I/O points, including 8 discrete inputs and 6 relay outputs, allowing Zelio Logic systems to handle larger automation tasks.
• Reliable 24 V DC Operation
Designed for 24 V DC automation environments, the module supports a supply range of 19.2 to 30 V DC and includes reverse polarity protection for improved installation reliability.
• Efficient Relay Switching Performance
The six relay outputs provide flexible switching capability for industrial loads, helping support applications such as lighting control, auxiliary equipment operation, and machine functions.
• Compact Zelio Logic Compatibility
The extension module integrates with Zelio Logic SR2/SR3 smart relay platforms, enabling convenient system expansion within limited cabinet space.
Technical FAQs
1. What type of product is the Schneider SR3XT141BD?
The Schneider SR3XT141BD is a Zelio Logic discrete I/O extension module designed to expand the input and output capacity of compatible smart relay systems.
2. How many inputs and outputs does the SR3XT141BD provide?
The SR3XT141BD provides 8 discrete inputs and 6 relay outputs, offering a total of 14 additional I/O points.
3. What power supply voltage does the SR3XT141BD require?
The SR3XT141BD operates with a 24 V DC power supply and supports a supply voltage range of 19.2 to 30 V DC.
4. Is the SR3XT141BD a standalone controller?
No, the SR3XT141BD is an expansion module that requires connection with a compatible Zelio Logic smart relay controller.
5. What type of outputs are available on the SR3XT141BD?
The module uses relay outputs designed for switching industrial control loads within specified electrical ratings.
6. Can the SR3XT141BD operate independently without a base module?
No, the SR3XT141BD works as an extension unit and receives control instructions from the connected Zelio Logic smart relay.
7. Which programming software is used with the SR3XT141BD?
The module is configured through the connected Zelio Logic controller using Schneider Electric Zelio Soft programming software.
8. Does the SR3XT141BD support analogue input signals?
No, the SR3XT141BD is designed for discrete digital I/O expansion and does not provide analogue input channels.
9. What mounting method is used for the SR3XT141BD?
The module uses DIN rail mounting for convenient installation inside industrial control cabinets.
10. How does the SR3XT141BD improve automation system flexibility?
The module increases available field connections, allowing engineers to build more capable automation systems while continuing to use the existing Zelio Logic controller platform.
