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Schneider SR2A101FU Logic Controller
Schneider SR2A101FU
1. Product Overview
The SR2A101FU is a logic controller designed for field technicians and non-professionals. It integrates 10 digital I/O interfaces (input/output) and an LCD display, supporting offline programming and online operation. Users can directly download the programmed ladder logic program to the relay via the USB interface, without the need for complex PLC programming skills.
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2. Main Technical Specifications
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Parameter
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Specification
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|---|---|
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Power Supply Voltage
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AC 100-240V (Optional: 100-240V AC or 24V DC)
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Number of Input Points
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6 digital inputs (0.5A/12V DC)
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Number of Output Points
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4 relay outputs (4PDT, rated current 8A, rated voltage 250V AC / 250V DC)
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I/O Module
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10 I/O (6 inputs + 4 relay outputs)
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Display
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Built-in LCD display (for showing operation status and fault information)
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Clock Function
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None (no clock function)
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Communication Interface
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USB (for offline programming), RS485 (optional, supports Modbus RTU)
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Dimensions
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38mm × 45mm × 70mm
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Operating Temperature
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-10°C – 55°C
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Protection Level
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IP20
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Environmental Characteristics
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Complies with RoHS and REACH standards, with Green Premium™ environmental label
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3. Product Features
- Easy to Learn and Use: Adopts Ladder Logic programming language, offline programming via PC-based Zelio Soft software with a user-friendly interface.
- Compact Structure: DIN rail mounting, small size, space-saving.
- High Reliability: Uses relay contacts internally, suitable for switching control.
- Display and Fault Diagnosis: LCD display provides real-time feedback on input/output status, helping to quickly locate faults.
- Eco-Friendly Design: Packaging uses recycled cardboard, in line with Schneider’s sustainable development strategy.
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4. Structure and Composition
- CPU Module: The core control unit, responsible for executing the ladder logic program.
- Power Supply Module: Responsible for converting AC main power into the voltage required by the relay and internal circuits.
- I/O Interface: Used to connect on-site sensors (input) and actuators (output).
- Display Panel: Located on the front of the device, used to display operation data and error codes.
- Communication Port: USB interface for programming, RS485 port for on-site networking (optional configuration).
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5. Typical Application Areas
- HVAC: Such as controlling the on/off of fans, heaters, and coolers.
- Pumping Stations and Water Treatment: Controlling the start/stop of water pumps and liquid level alarms.
- Industrial Automation: Controlling the start and stop of conveyors, packaging machines, and mixers.
- Building Automation: Such as lighting control, electric curtain control, and access control systems.
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6. Installation and Maintenance Recommendations
Installation
- Power Requirements: Ensure the input voltage is within the range of 100-240V AC.
- Wiring: Pay attention to distinguishing the terminals of the input (IN) and output (OUT) ends; power must be cut off before wiring.
- DIN Rail: Use the attached fixing bracket to install the device on the DIN rail, ensuring it is firmly fixed.
Programming
- Create a ladder logic program using the PC-based Zelio Soft software.
- Download the program to the relay via the USB interface.
- After successful program download, the device will automatically run the program.
Maintenance
- Regular Inspection: Regularly check if the wiring terminals are loose, especially the wear of the relay contacts.
- Moisture and Dust Protection: Although the protection level is IP20, it is recommended to install a protective cover when used in a humid environment.
- Program Backup: Before replacing the device or upgrading the firmware, be sure to back up the current control program using the software.
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If you would like to learn more about our products and services, please feel free to contact us at any time!
- Sales Manager : Jinny
- Email : sales5@xrjdcs.com
- Whatsapp/Mobile:+86 15359273791
Global renowned brand cooperation
ABB 丨 GE 丨Allen Bradley 丨 Honeywell 丨 Emerson 丨 Bently Nevada 丨 Westinghouse
Triconex 丨 Foxboro 丨 ICS Triplex 丨 Hima 丨 Schneider 丨 Yokogawa 丨 Woodward
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Company Product Advantage & Strengths
Why Are Many of Our Company’s Products More Price-Competitive?
- Source Procurement: Reduce price differences caused by intermediate links. We purchase directly from the source, eliminating unnecessary middlemen and passing on the cost savings to our customers, ensuring more competitive pricing.
- Stable Channels: More secure supply sources. We have long-term and stable cooperative relationships with core suppliers, which not only guarantees the stability of product supply but also further controls procurement costs.
Delivery Time
- In-stock Products: After signing the contract and making payment, we can arrange delivery immediately, ensuring fast and timely receipt of goods for our customers.
- Custom-ordered Products: Delivery will be arranged according to the quoted delivery time. We strictly follow the agreed time limit to ensure on-time delivery and meet customer project schedules.
Company Strength
With strong company strength, we boast a five-star office environment and hundreds of employees. We focus on four major system fields: DCS, PLC, Robots, and Large-Scale Servo Systems. Our main products include various modules/cards, controllers, touch screens, and servo drives. We are committed to providing high-quality products and professional services to meet the diverse needs of customers in industrial automation fields.
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