The compact programmable relay Zelio Logic SR2B201FU from Schneider Electric is an excellent choice for automation in small and medium industrial or control applications. This device provides a complete and flexible solution, thanks to its integrated display and clock, which allow for direct visualization and precise programming. Designed to meet the automation needs in various environments, it offers 8 relay outputs with normally open contacts and 12 discrete inputs, enabling the management of multiple signals and devices in a single unit.
Technical features:
- Inputs and outputs: This model has 12 discrete inputs and 8 relay outputs, facilitating the connection of sensors, buttons, and other control devices.
- Power supply voltage: It operates with a nominal voltage of 100 to 240 V AC, ensuring a wide range of compatibility in different electrical installations. Additionally, its power consumption is 11 VA without extensions, making it an efficient and economical option.
- Supply current: For optimal power supply, the input current varies according to the voltage, with 50 mA at 240V and 100 mA at 100V.
Advanced functionalities:
- Integrated display and clock: The built-in display facilitates monitoring and programming of processes, while the clock allows for time-based task scheduling, a key advantage in applications requiring timed operations.
- Durability and robustness: With an IP20 and IP40 rating, this device is designed to withstand normal industrial usage conditions, ensuring good performance even in demanding environments.
- Reliability in switching: The Zelio Logic relay is designed to handle loads with high electrical durability, supporting up to 500,000 cycles at 230 V AC with 1.5 A in AC-12 applications, and 500,000 cycles at 24 V DC with 0.6 A in DC-13 applications, according to IEC 60947-5-1 standards.
Ease of use and programming:
This programmable relay is highly flexible and easy to use, allowing programming in two languages: FBD (Function Block Diagram) or LADDER (Ladder Diagram), which facilitates its integration into different automation environments. It also offers the option to choose between compact or modular configurations, depending on the project's needs. Furthermore, its fast cycle capability, with response times of 50 ms, makes it an efficient choice for processes requiring quick and precise control.
Installation and connections:
This device is easily installed using screw terminals, ensuring a secure and stable connection. It is compatible with cables of different thicknesses and types (solid, flexible, and semi-solid), allowing for flexible installation according to application needs. The recommended torque is 0.5 N.m, ensuring a firm and durable mounting.
Other specifications:
- Mechanical durability: The Zelio Logic relay has a mechanical durability of up to 10 million cycles, ensuring a long lifespan and reliability in operation.
- Surge protection: The device includes surge protection of up to 4 kV, ensuring safe operation in environments with electrical fluctuations.
- Insulation and overload rating: It offers an insulation voltage of 1780 V and is rated in the overvoltage category III, making it suitable for high-demand industrial installations.
- Weight and dimensions: Compact and lightweight, it weighs only 0.38 kg, making it easy to integrate into reduced control panels.
Standards and certifications:
The SR2B201FU complies with a wide range of international standards, including EN/IEC 61000-4-6 level 3, EN/IEC 61000-4-11, EN/IEC 60068-2-27 Ea, EN/IEC 61000-4-5, and others, ensuring its compatibility and performance in various industrial conditions.