Condition Note: 100% Genuine Schneider Electric factory packed unit. Modular smart relay with 26 I/O, backlit LCD display, real-time clock, and 24VDC power supply.
The Schneider Electric Zelio Logic SR3B261BD is the premier smart relay for commercial building automation, HVAC sequencing, and auxiliary machine controls. Featuring a built-in backlit LCD display with 4 navigation keys for on-panel parameter adjustment, real-time astronomical clock, 16 digital inputs (6 of which can measure 0-10V analog signals), and 10 relay outputs.
| Part Number | SR3B261BD |
|---|---|
| Supply Voltage | 24 V DC (19.2 to 30 V DC) |
| Digital Inputs | 16 Inputs (including 6 configurable 0-10V Analog Inputs) |
| Digital Outputs | 10 Outputs (Electromechanical Relay, 8A resistive) |
| Display | Built-in backlit LCD display with 4 lines of 18 characters |
| Clock | Integrated Real-Time Clock (RTC) with 10-year battery backup |
| Programming | Zelio Soft 2 (Ladder or Functional Block Diagram FBD) |
| Expansion | Supports up to 40 I/O using modular extension units |
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