Programmable relay 8 digital inputs, 4 relay outputs 240VAC RTC/LCD Zelio Logic SR2B121FU

Smart programmable relay Zelio Logic – versatile control

This compact and efficient Zelio Logic SR2B121FU programmable relay is an ideal solution for both professional installers and end-users looking for a reliable control system. The device combines the functionality of a traditional relay with the capabilities of a PLC controller, offering flexibility and ease of programming. A power supply in the range of 100-240V AC ensures wide compatibility with various electrical installations.

Functionality and capabilities

The SR2B121FU relay is equipped with 8 digital inputs and 4 relay outputs, allowing you to control various circuits and devices. The integrated real-time clock (RTC) and a clear LCD display make it easy to monitor the operating status and configure the device. Programming in ladder logic makes the relay easy to operate even for people without specialized knowledge in automation. Additionally, the EEPROM memory ensures that settings are retained even in the event of a power failure.

Mounting and application

Compact dimensions (71.2 mm x 90 mm x 59.5 mm) and the possibility of mounting on a DIN rail make it easy to integrate the relay into existing installations. IP20 protection class provides adequate protection against touch and dust. The device finds application in a wide range of applications, such as home automation, lighting control, HVAC systems, and in simple industrial processes. Thanks to its reliability and versatility, the Zelio Logic SR2B121FU relay is an excellent choice for tasks requiring precise and efficient control.

Key product features:

• Versatility: 8 digital inputs and 4 relay outputs allow you to control various circuits.
• Ease of programming: Intuitive ladder logic makes it easy to configure the device even for people without specialized knowledge.
• Integrated RTC clock: Enables the implementation of time functions without the need for additional modules.
• LCD display: Provides a clear view of the device's operating status and configuration parameters.
• EEPROM memory: Guarantees retention of settings even in the event of a power failure for up to 10 years.
• Compact dimensions: Facilitate integration with existing installations.
• DIN rail mounting: Standard mounting method ensures convenient installation.
• Wide power supply range: 100-240V AC ensures compatibility with various electrical networks.
• Switching current up to 8A: Allows control of higher power loads.
• RS-232 interface: Enables communication with a computer for programming and monitoring the device.