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Schneider Electric Zelio Logic Series Logic Module 8-Input Discrete Input 4 Relay Outputs 24V AC SR2E121B
Specifications
| Country of Origin | India |
|---|---|
| Brand | Schneider Electric |
| Length | 71.2mm |
| Model | SR2E121B |
| Depth | 59.5mm |
| Width | 107.6mm |
| Mount Type | DIN Rail |
| Number of inputs | 8 |
| Output type | Relay |
| Series | Zelio Logic |
| Input Type | Discrete |
| Maximum Operating Temperature | 55°C |
| Minimum Operating Temperature | -20°C |
| Interfaces | language (LADDER): 12 pre-programmed functions |
| Number of outputs | 4 |
| Supply Voltage | 24V ac |
| Standards/Approvals | CSA, C-Tick, GL, GOST, UL |
| Programming Language Used | FBD, Ladder Logic |
| contact language (LADDER) | 12 pre-programmed functions |
Key Features
- Compact form factor designed for DIN rail mounting.
- Includes display and diagnostic navigation buttons.
- Built-in EEPROM flash memory retains data up to 10 years.
- Operating temperature range from -20°C to 55°C.
- Ideal for industrial and commercial automation applications.
- Complies with multiple safety and EMC standards including CSA, UL, and GOST.
- Low power consumption with reliable 24V AC supply voltage.
- Equipped with battery backup for data protection during outages.
Product Description
Schneider Electric SR2E121B Zelio Logic Series Logic Module is a compact programmable smart relay designed for management, control, and monitoring of simple automation systems. Operating at 24 volts alternating current, it features 8 discrete inputs and 4 relay outputs, supporting up to 12 input/output screw-clamp terminals with an integrated clock.
This module offers ease of programming through FBD and Ladder Logic languages, making it accessible to both specialists and non-specialists. The device includes a user-friendly display with diagnostic and navigation buttons to quickly identify malfunctions.
Its compact DIN rail mount design allows easy integration within industrial control panels. The builtin EEPROM flash memory safeguards program data for up to 10 years, with easy recovery after power outages, supported by a battery backup system.
The SR2E121B model complies with international standards such as EN/IEC 61000 series, CSA, C-Tick, GL, GOST, and UL ensuring robust performance in industrial environments. It operates reliably within a temperature range of -20°C to 55°C and features low power consumption at 24V AC supply voltage.
Typical applications include industrial automation for controlling machinery, HVAC systems, manufacturing processes, and remote monitoring. The module provides a flexible and efficient alternative to manual cabling or dedicated card-based logic systems.
Compact DIN rail mounting for easy installation. Flexible programming using FBD and Ladder Logic. Battery backup and EEPROM flash memory for data retention. Eight discrete inputs and four relay outputs for versatile control.
Compliance with multiple international safety and EMC standards. Ideal for industrial, commercial, and HVAC automation applications. Explore the comprehensive range of Schneider Electric Zelio Logic Modules and related industrial automation solutions at EnvMart for reliable and programmable control hardware.
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Frequently Asked Questions
This model features 8 discrete inputs and 4 relay outputs, allowing for versatile control in automation systems.
It operates at a supply voltage of 24V AC, ensuring compatibility with various automation systems.
The SR2E121B supports programming in FBD (Function Block Diagram) and Ladder Logic, making it accessible for various users.
The dimensions are 71.2 mm in length, 59.5 mm in depth, and 107.6 mm in width, suitable for DIN rail mounting.
It operates reliably within a temperature range of -20°C to 55°C, suitable for various industrial environments.
This model complies with multiple standards including CSA, C-Tick, GL, GOST, and UL, ensuring robust performance in industrial settings.
The module includes a battery backup system and built-in EEPROM flash memory, which retains program data for up to 10 years.
It is designed for DIN rail mounting, facilitating easy integration into control panels.
Typical applications include industrial automation, HVAC systems, manufacturing processes, and remote monitoring.
The model features 12 pre-programmed functions within the Ladder Logic interface, enhancing programming efficiency.
It supports discrete inputs, making it suitable for various automation tasks.
The maximum operating temperature for this model is 55°C, ensuring reliable performance under high temperatures.
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