Schneider Electric SR2B121BD Zelio Logic Compact Smart Relay
Schneider Electric SR2B121BD: 12 I/O Zelio Logic Smart Relay
The Schneider Electric SR2B121BD is a compact smart relay from the Zelio Logic series, designed for simple automation tasks. It features 12 I/O points (8 discrete inputs and 4 relay outputs) with screw-clamp terminals for easy wiring. This relay operates on a 24V DC supply and includes an integrated clock and an LCD display for local monitoring and configuration. Its ladder or function block programming makes it accessible for users without extensive PLC expertise.
Ideal for small machine control, building automation, HVAC systems, and lighting management, the SR2B121BD offers a straightforward solution for implementing control logic. The compact design allows for convenient DIN rail mounting within control panels and enclosures.
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| Supply Voltage | 24 V DC |
| Total I/O | 12 (8 Inputs, 4 Relay Outputs) |
| Input Type | Resistive, 24 V DC |
| Output Current | 8 A (relay) |
| Programming | Ladder, Function Block Diagram |
| Display | Integrated LCD |
| Mounting | DIN rail |
| Operating Temperature | -20 to +55°C |